5 files changed, 1505 insertions, 0 deletions

diff --git a/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/AbbreviatedLongObjectIdTest.java b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/AbbreviatedLongObjectIdTest.java
new file mode 100644
index 0000000000..81c7f14e81
--- /dev/null
+++ b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/AbbreviatedLongObjectIdTest.java
@@ -0,0 +1,564 @@
+/*
+ * Copyright (C) 2015, Matthias Sohn <matthias.sohn@sap.com> and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Distribution License v. 1.0 which is available at
+ * https://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+package org.eclipse.jgit.lfs.lib;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import org.eclipse.jgit.lfs.test.LongObjectIdTestUtils;
+import org.junit.Test;
+
+/*
+ * Ported to SHA-256 from org.eclipse.jgit.lib.AbbreviatedObjectIdTest
+ */
+public class AbbreviatedLongObjectIdTest {
+	@Test
+	public void testEmpty_FromByteArray() {
+		final AbbreviatedLongObjectId i;
+		i = AbbreviatedLongObjectId.fromString(new byte[] {}, 0, 0);
+		assertNotNull(i);
+		assertEquals(0, i.length());
+		assertFalse(i.isComplete());
+		assertEquals("", i.name());
+	}
+
+	@Test
+	public void testEmpty_FromString() {
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId
+				.fromString("");
+		assertNotNull(i);
+		assertEquals(0, i.length());
+		assertFalse(i.isComplete());
+		assertEquals("", i.name());
+	}
+
+	@Test
+	public void testFull_FromByteArray() {
+		final String s = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final byte[] b = org.eclipse.jgit.lib.Constants.encodeASCII(s);
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(b,
+				0, b.length);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertTrue(i.isComplete());
+		assertEquals(s, i.name());
+
+		final LongObjectId f = i.toLongObjectId();
+		assertNotNull(f);
+		assertEquals(LongObjectId.fromString(s), f);
+		assertEquals(f.hashCode(), i.hashCode());
+	}
+
+	@Test
+	public void testFull_FromString() {
+		final String s = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertTrue(i.isComplete());
+		assertEquals(s, i.name());
+
+		final LongObjectId f = i.toLongObjectId();
+		assertNotNull(f);
+		assertEquals(LongObjectId.fromString(s), f);
+		assertEquals(f.hashCode(), i.hashCode());
+	}
+
+	@Test
+	public void test1_FromString() {
+		final String s = "2";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test2_FromString() {
+		final String s = "27";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test3_FromString() {
+		final String s = "27e";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test4_FromString() {
+		final String s = "27e1";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test5_FromString() {
+		final String s = "27e15";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test6_FromString() {
+		final String s = "27e15b";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test7_FromString() {
+		final String s = "27e15b7";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test8_FromString() {
+		final String s = "27e15b72";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test9_FromString() {
+		final String s = "27e15b729";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test15_FromString() {
+		final String s = "27e15b72937fc8f";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test16_FromString() {
+		final String s = "27e15b72937fc8f5";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test17_FromString() {
+		final String s = "27e15b72937fc8f55";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void test33_FromString() {
+		final String s = "27e15b72937fc8f558da24ac3d50ec203";
+		final AbbreviatedLongObjectId i = AbbreviatedLongObjectId.fromString(s);
+		assertNotNull(i);
+		assertEquals(s.length(), i.length());
+		assertFalse(i.isComplete());
+		assertEquals(s, i.name());
+		assertNull(i.toLongObjectId());
+	}
+
+	@Test
+	public void testEquals_Short() {
+		final String s = "27e15b72";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId.fromString(s);
+		final AbbreviatedLongObjectId b = AbbreviatedLongObjectId.fromString(s);
+		assertNotSame(a, b);
+		assertTrue(a.hashCode() == b.hashCode());
+		assertEquals(b, a);
+		assertEquals(a, b);
+	}
+
+	@Test
+	public void testEquals_Full() {
+		final String s = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId.fromString(s);
+		final AbbreviatedLongObjectId b = AbbreviatedLongObjectId.fromString(s);
+		assertNotSame(a, b);
+		assertTrue(a.hashCode() == b.hashCode());
+		assertEquals(b, a);
+		assertEquals(a, b);
+	}
+
+	@Test
+	public void testNotEquals_SameLength() {
+		final String sa = "27e15b72";
+		final String sb = "27e15b7f";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+		final AbbreviatedLongObjectId b = AbbreviatedLongObjectId
+				.fromString(sb);
+		assertFalse(a.equals(b));
+		assertFalse(b.equals(a));
+	}
+
+	@Test
+	public void testNotEquals_DiffLength() {
+		final String sa = "27e15b72abcd";
+		final String sb = "27e15b72";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+		final AbbreviatedLongObjectId b = AbbreviatedLongObjectId
+				.fromString(sb);
+		assertFalse(a.equals(b));
+		assertFalse(b.equals(a));
+	}
+
+	@Test
+	public void testPrefixCompare_Full() {
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(s1);
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b11";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b0f";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testPrefixCompare_1() {
+		final String sa = "2";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "37e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "17e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testPrefixCompare_15() {
+		final String sa = "27e15b72937fc8f";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "27e15b72937fc90558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "27e15b72937fc8e558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testPrefixCompare_16() {
+		final String sa = "27e15b72937fc8f5";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "27e15b72937fc8f658da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "27e15b72937fc8f458da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testPrefixCompare_17() {
+		final String sa = "27e15b72937fc8f55";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "27e15b72937fc8f568da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "27e15b72937fc8f548da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testPrefixCompare_33() {
+		final String sa = "27e15b72937fc8f558da24ac3d50ec203";
+		final AbbreviatedLongObjectId a = AbbreviatedLongObjectId
+				.fromString(sa);
+
+		final String s1 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i1 = LongObjectId.fromString(s1);
+		assertEquals(0, a.prefixCompare(i1));
+		assertTrue(i1.startsWith(a));
+
+		final String s2 = "27e15b72937fc8f558da24ac3d50ec20402a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i2 = LongObjectId.fromString(s2);
+		assertTrue(a.prefixCompare(i2) < 0);
+		assertFalse(i2.startsWith(a));
+
+		final String s3 = "27e15b72937fc8f558da24ac3d50ec20202a4cf21e33b87ae8e4ce90e89c4b10";
+		final LongObjectId i3 = LongObjectId.fromString(s3);
+		assertTrue(a.prefixCompare(i3) > 0);
+		assertFalse(i3.startsWith(a));
+	}
+
+	@Test
+	public void testIsId() {
+		// These are all too short.
+		assertFalse(AbbreviatedLongObjectId.isId(""));
+		assertFalse(AbbreviatedLongObjectId.isId("a"));
+
+		// These are too long.
+		assertFalse(AbbreviatedLongObjectId.isId(LongObjectId
+				.fromString(
+						"27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10")
+				.name() + "0"));
+		assertFalse(AbbreviatedLongObjectId.isId(LongObjectId
+				.fromString(
+						"27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10")
+				.name() + "c0ffee"));
+
+		// These contain non-hex characters.
+		assertFalse(AbbreviatedLongObjectId.isId("01notahexstring"));
+
+		// These should all work.
+		assertTrue(AbbreviatedLongObjectId.isId("ab"));
+		assertTrue(AbbreviatedLongObjectId.isId("abc"));
+		assertTrue(AbbreviatedLongObjectId.isId("abcd"));
+		assertTrue(AbbreviatedLongObjectId.isId("abcd0"));
+		assertTrue(AbbreviatedLongObjectId.isId("abcd09"));
+		assertTrue(AbbreviatedLongObjectId.isId(LongObjectId
+				.fromString(
+						"27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10")
+				.name()));
+	}
+
+	@Test
+	public void testAbbreviate() {
+		AnyLongObjectId id = LongObjectIdTestUtils.hash("test");
+		assertEquals(
+				"abbreviated id should match the id it was abbreviated from", 0,
+				id.abbreviate(10).prefixCompare(id));
+	}
+
+	@Test
+	public void testFromStringByteWrongLength() {
+		byte[] buf = new byte[65];
+		try {
+			AbbreviatedLongObjectId.fromString(buf, 0, 65);
+			fail("expected IllegalArgumentException for too long AbbreviatedLongObjectId");
+		} catch (IllegalArgumentException e) {
+			// expected
+		}
+	}
+
+	@Test
+	public void testFromStringWrongLength() {
+		AnyLongObjectId id = LongObjectIdTestUtils.hash("test");
+		try {
+			AbbreviatedLongObjectId.fromString(id.name() + "c0ffee");
+			fail("expected IllegalArgumentException for too long AbbreviatedLongObjectId");
+		} catch (IllegalArgumentException e) {
+			// expected
+		}
+	}
+
+	@Test
+	public void testFromLongObjectId() {
+		AnyLongObjectId id = LongObjectIdTestUtils.hash("test");
+		assertEquals(0,
+				AbbreviatedLongObjectId.fromLongObjectId(id).prefixCompare(id));
+	}
+
+	@Test
+	public void testPrefixCompareByte() {
+		AnyLongObjectId id = LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef");
+		byte[] buf = new byte[32];
+		id.copyRawTo(buf, 0);
+
+		AbbreviatedLongObjectId a = id.abbreviate(62);
+		assertEquals(0, a.prefixCompare(buf, 0));
+
+		a = LongObjectId
+				.fromString(
+						"0023456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
+				.abbreviate(16);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef0023456789abcdef0123456789abcdef0123456789abcdef")
+				.abbreviate(32);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef0123456789abcdef0023456789abcdef0123456789abcdef")
+				.abbreviate(48);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef0123456789abcdef0123456789abcdef0023456789abcdef")
+				.abbreviate(64);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+
+		a = LongObjectId
+				.fromString(
+						"1123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
+				.abbreviate(16);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef1123456789abcdef0123456789abcdef0123456789abcdef")
+				.abbreviate(32);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef0123456789abcdef1123456789abcdef0123456789abcdef")
+				.abbreviate(48);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = LongObjectId
+				.fromString(
+						"0123456789abcdef0123456789abcdef0123456789abcdef1123456789abcdef")
+				.abbreviate(64);
+		assertEquals(1, a.prefixCompare(buf, 0));
+	}
+
+	@Test
+	public void testPrefixCompareLong() {
+		AnyLongObjectId id = new LongObjectId(1L, 2L, 3L, 4L);
+		long[] buf = new long[4];
+		id.copyRawTo(buf, 0);
+
+		AbbreviatedLongObjectId a = id.abbreviate(62);
+		assertEquals(0, a.prefixCompare(buf, 0));
+
+		a = new LongObjectId(0L, 2L, 3L, 4L).abbreviate(16);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 1L, 3L, 4L).abbreviate(32);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 2L, 2L, 4L).abbreviate(48);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 2L, 3L, 3L).abbreviate(64);
+		assertEquals(-1, a.prefixCompare(buf, 0));
+
+		a = new LongObjectId(2L, 2L, 3L, 4L).abbreviate(16);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 3L, 3L, 4L).abbreviate(32);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 2L, 4L, 4L).abbreviate(48);
+		assertEquals(1, a.prefixCompare(buf, 0));
+		a = new LongObjectId(1L, 2L, 3L, 5L).abbreviate(64);
+		assertEquals(1, a.prefixCompare(buf, 0));
+	}
+
+	@Test
+	public void testGetFirstByte() {
+		AnyLongObjectId id = LongObjectId.fromString(
+				"f423456789abcdef0123456789abcdef0123456789abcdef1123456789abcdef");
+		AbbreviatedLongObjectId a = id.abbreviate(10);
+		assertEquals(0xf4, a.getFirstByte());
+		assertEquals(id.getFirstByte(), a.getFirstByte());
+	}
+
+	@SuppressWarnings("unlikely-arg-type")
+	@Test
+	public void testNotEquals() {
+		AbbreviatedLongObjectId a = new LongObjectId(1L, 2L, 3L, 4L)
+				.abbreviate(10);
+		assertFalse(a.equals("different"));
+	}
+}
diff --git a/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LFSPointerTest.java b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LFSPointerTest.java
new file mode 100644
index 0000000000..da78b28d90
--- /dev/null
+++ b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LFSPointerTest.java
@@ -0,0 +1,303 @@
+/*
+ * Copyright (C) 2016, Christian Halstrick <christian.halstrick@sap.com> and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Distribution License v. 1.0 which is available at
+ * https://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+package org.eclipse.jgit.lfs.lib;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertThrows;
+import static org.junit.Assert.assertTrue;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+
+import org.eclipse.jgit.lfs.LfsPointer;
+import org.junit.Test;
+
+/*
+ * Test LfsPointer file abstraction
+ */
+public class LFSPointerTest {
+
+	private static final String TEST_SHA256 = "27e15b72937fc8f558da24ac3d50ec20302a4cf21e33b87ae8e4ce90e89c4b10";
+
+	@Test
+	public void testEncoding() throws IOException {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer ptr = new LfsPointer(id, 4);
+		try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
+			ptr.encode(baos);
+			assertEquals(
+					"version https://git-lfs.github.com/spec/v1\noid sha256:"
+							+ TEST_SHA256 + "\nsize 4\n",
+					baos.toString(UTF_8.name()));
+		}
+	}
+
+	@Test
+	public void testReadValidLfsPointer() throws Exception {
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "size 4\n";
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertEquals(lfs, LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadValidLfsPointerUnordered() throws Exception {
+		// This is actually not allowed per the spec, but JGit accepts it
+		// anyway.
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "size 4\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n';
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertEquals(lfs, LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadValidLfsPointerVersionNotFirst() throws Exception {
+		// This is actually not allowed per the spec, but JGit accepts it
+		// anyway.
+		String ptr = "oid sha256:" + TEST_SHA256 + '\n'
+				+ "size 4\n"
+				+ "version https://git-lfs.github.com/spec/v1\n";
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertEquals(lfs, LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInvalidLfsPointer() throws Exception {
+		String cSource = "size_t someFunction(void *ptr); // Fake C source\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				cSource.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInvalidLfsPointer2() throws Exception {
+		String cSource = "size_t\nsomeFunction(void *ptr);\n// Fake C source\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				cSource.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInValidLfsPointerVersionWrong() throws Exception {
+		String ptr = "version https://git-lfs.example.org/spec/v1\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "size 4\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInValidLfsPointerVersionTwice() throws Exception {
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "version https://git-lfs.github.com/spec/v1\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "size 4\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInValidLfsPointerVersionTwice2() throws Exception {
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "version https://git-lfs.github.com/spec/v1\n"
+				+ "size 4\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInValidLfsPointerOidTwice() throws Exception {
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "oid sha256:" + TEST_SHA256 + '\n'
+				+ "size 4\n";
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testReadInValidLfsPointerSizeTwice() throws Exception {
+		String ptr = "version https://git-lfs.github.com/spec/v1\n"
+				+ "size 4\n"
+				+ "size 4\n"
+				+ "oid sha256:" + TEST_SHA256 + '\n';
+		try (ByteArrayInputStream in = new ByteArrayInputStream(
+				ptr.getBytes(UTF_8))) {
+			assertNull("Is not a LFS pointer", LfsPointer.parseLfsPointer(in));
+		}
+	}
+
+	@Test
+	public void testRoundtrip() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer ptr = new LfsPointer(id, 4);
+		try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
+			ptr.encode(baos);
+			try (ByteArrayInputStream in = new ByteArrayInputStream(
+					baos.toByteArray())) {
+				assertEquals(ptr, LfsPointer.parseLfsPointer(in));
+			}
+		}
+	}
+
+	@Test
+	public void testEquals() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 4);
+		assertTrue(lfs.equals(lfs2));
+		assertTrue(lfs2.equals(lfs));
+	}
+
+	@Test
+	public void testEqualsNull() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertFalse(lfs.equals(null));
+	}
+
+	@Test
+	public void testEqualsSame() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertTrue(lfs.equals(lfs));
+	}
+
+	@Test
+	public void testEqualsOther() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertFalse(lfs.equals(new Object()));
+	}
+
+	@Test
+	public void testNotEqualsOid() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId
+				.fromString(TEST_SHA256.replace('7', '5'));
+		LfsPointer lfs2 = new LfsPointer(id2, 4);
+		assertFalse(lfs.equals(lfs2));
+		assertFalse(lfs2.equals(lfs));
+	}
+
+	@Test
+	public void testNotEqualsSize() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 5);
+		assertFalse(lfs.equals(lfs2));
+		assertFalse(lfs2.equals(lfs));
+	}
+
+	@Test
+	public void testCompareToEquals() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 4);
+		assertEquals(0, lfs.compareTo(lfs2));
+		assertEquals(0, lfs2.compareTo(lfs));
+	}
+
+	@Test
+	@SuppressWarnings("SelfComparison")
+	public void testCompareToSame() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertEquals(0, lfs.compareTo(lfs));
+	}
+
+	@Test
+	public void testCompareToNotEqualsOid() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId
+				.fromString(TEST_SHA256.replace('7', '5'));
+		LfsPointer lfs2 = new LfsPointer(id2, 4);
+		assertNotEquals(0, lfs.compareTo(lfs2));
+		assertNotEquals(0, lfs2.compareTo(lfs));
+	}
+
+	@Test
+	public void testCompareToNotEqualsSize() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 5);
+		assertNotEquals(0, lfs.compareTo(lfs2));
+		assertNotEquals(0, lfs2.compareTo(lfs));
+	}
+
+	@Test
+	public void testCompareToNull() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertThrows(NullPointerException.class, () -> lfs.compareTo(null));
+	}
+
+	@Test
+	public void testHashcodeEquals() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 4);
+		assertEquals(lfs.hashCode(), lfs2.hashCode());
+	}
+
+	@Test
+	public void testHashcodeSame() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		assertEquals(lfs.hashCode(), lfs.hashCode());
+	}
+
+	@Test
+	public void testHashcodeNotEquals() throws Exception {
+		AnyLongObjectId id = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs = new LfsPointer(id, 4);
+		AnyLongObjectId id2 = LongObjectId.fromString(TEST_SHA256);
+		LfsPointer lfs2 = new LfsPointer(id2, 5);
+		assertNotEquals(lfs.hashCode(), lfs2.hashCode());
+	}
+}
diff --git a/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LfsPointerFilterTest.java b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LfsPointerFilterTest.java
new file mode 100644
index 0000000000..081a4a50a4
--- /dev/null
+++ b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LfsPointerFilterTest.java
@@ -0,0 +1,181 @@
+/*
+ * Copyright (C) 2015, Dariusz Luksza <dariusz@luksza.org> and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Distribution License v. 1.0 which is available at
+ * https://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+package org.eclipse.jgit.lfs.lib;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+import org.eclipse.jgit.internal.storage.dfs.DfsRepositoryDescription;
+import org.eclipse.jgit.internal.storage.dfs.InMemoryRepository;
+import org.eclipse.jgit.junit.TestRepository;
+import org.eclipse.jgit.revwalk.ObjectWalk;
+import org.eclipse.jgit.revwalk.RevCommit;
+import org.eclipse.jgit.revwalk.RevTree;
+import org.eclipse.jgit.treewalk.TreeWalk;
+import org.junit.Test;
+
+public class LfsPointerFilterTest {
+
+	private static final int SIZE = 12345;
+
+	private static final String OID = "4d7a214614ab2935c943f9e0ff69d22eadbb8f32b1258daaa5e2ca24d17e2393";
+
+	private static final String[] NOT_VALID_LFS_FILES = { "", // empty file
+			// simulate java file
+			"package org.eclipse.jgit;",
+			// invalid LFS pointer, no oid and version
+			"version https://hawser.github.com/spec/v1\n",
+			// invalid LFS pointer, no version
+			"version https://hawser.github.com/spec/v1\n"
+					+ "oid sha256:4d7a214614ab2935c943f9e0ff69d22eadbb8f32b1258daaa5e2ca24d17e2393\n",
+			// invalid LFS pointer, no id
+			"version https://hawser.github.com/spec/v1\n" + "size 12345\n",
+			// invalid LFS pointer, wrong order of oid and size
+			"version https://hawser.github.com/spec/v1\n" + "size 12345\n"
+					+ "oid sha256:4d7a214614ab2935c943f9e0ff69d22eadbb8f32b1258daaa5e2ca24d17e2393\n" };
+
+	private static final String[] LFS_VERSION_DOMAINS = {
+			"hawser", "git-lfs"
+	};
+
+	private static final String[] VALID_LFS_FILES = {
+			// valid LFS pointer
+			"version https://%s.github.com/spec/v1\n"
+					+ "oid sha256:" + OID + "\n"
+					+ "size " + SIZE + "\n",
+			// valid LFS pointer with "custom" key
+			"version https://%s.github.com/spec/v1\n"
+					+ "custom key with value\n"
+					+ "oid sha256:" + OID + "\n"
+					+ "size " + SIZE + "\n",
+			// valid LFS pointer with key with "."
+			"version https://%s.github.com/spec/v1\n"
+					+ "oid sha256:" + OID + "\n"
+					+ "r.key key with .\n"
+					+ "size " + SIZE + "\n",
+			// valid LFS pointer with key with "-"
+			"version https://%s.github.com/spec/v1\n"
+					+ "oid sha256:" + OID + "\n"
+					+ "size " + SIZE + "\n"
+					+ "valid-name another valid key\n" };
+
+	@Test
+	public void testRegularFilesInRepositoryRoot() throws Exception {
+		for (String file : NOT_VALID_LFS_FILES) {
+			assertLfs("file.bin", file).withRecursive(false).shouldBe(false);
+		}
+	}
+
+	@Test
+	public void testNestedRegularFiles() throws Exception {
+		for (String file : NOT_VALID_LFS_FILES) {
+			assertLfs("a/file.bin", file).withRecursive(true).shouldBe(false);
+		}
+	}
+
+	@Test
+	public void testValidPointersInRepositoryRoot() throws Exception {
+		for (String domain : LFS_VERSION_DOMAINS) {
+			for (String file : VALID_LFS_FILES) {
+				assertLfs("file.bin", String.format(file, domain))
+						.withRecursive(true).shouldBe(true)
+					.check();
+			}
+		}
+	}
+
+	@Test
+	public void testValidNestedPointers() throws Exception {
+		for (String domain : LFS_VERSION_DOMAINS) {
+			for (String file : VALID_LFS_FILES) {
+				assertLfs("a/file.bin", String.format(file, domain))
+						.withRecursive(true).shouldBe(true).check();
+			}
+		}
+	}
+
+	@Test
+	public void testValidNestedPointersWithoutRecurrence() throws Exception {
+		for (String domain : LFS_VERSION_DOMAINS) {
+			for (String file : VALID_LFS_FILES) {
+				assertLfs("file.bin", String.format(file, domain))
+						.withRecursive(false).shouldBe(true).check();
+				assertLfs("a/file.bin", String.format(file, domain))
+						.withRecursive(false).shouldBe(false).check();
+			}
+		}
+	}
+
+	private static LfsTreeWalk assertLfs(String path, String content) {
+		return new LfsTreeWalk(path, content);
+	}
+
+	private static class LfsTreeWalk {
+		private final String path;
+
+		private final String content;
+
+		private boolean state;
+
+		private boolean recursive;
+
+		private TestRepository<InMemoryRepository> tr;
+
+		LfsTreeWalk(String path, String content) {
+			this.path = path;
+			this.content = content;
+		}
+
+		LfsTreeWalk withRecursive(boolean shouldBeRecursive) {
+			this.recursive = shouldBeRecursive;
+			return this;
+		}
+
+		LfsTreeWalk shouldBe(boolean shouldBeValid) {
+			this.state = shouldBeValid;
+			return this;
+		}
+
+		void check() throws Exception {
+			tr = new TestRepository<>(new InMemoryRepository(
+					new DfsRepositoryDescription("test")));
+			RevCommit commit = tr.branch("master").commit().add(path, content)
+					.message("initial commit").create();
+			RevTree tree = parseCommit(commit);
+			LfsPointerFilter filter = new LfsPointerFilter();
+			try (TreeWalk treeWalk = new TreeWalk(tr.getRepository())) {
+				treeWalk.addTree(tree);
+				treeWalk.setRecursive(recursive);
+				treeWalk.setFilter(filter);
+
+				if (state) {
+					assertTrue(treeWalk.next());
+					assertEquals(path, treeWalk.getPathString());
+					assertNotNull(filter.getPointer());
+					assertEquals(SIZE, filter.getPointer().getSize());
+					assertEquals(OID, filter.getPointer().getOid().name());
+				} else {
+					assertFalse(treeWalk.next());
+					assertNull(filter.getPointer());
+				}
+			}
+		}
+
+		private RevTree parseCommit(RevCommit commit) throws Exception {
+			try (ObjectWalk ow = new ObjectWalk(tr.getRepository())) {
+				return ow.parseCommit(commit).getTree();
+			}
+		}
+	}
+}
diff --git a/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LongObjectIdTest.java b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LongObjectIdTest.java
new file mode 100644
index 0000000000..a71d42367d
--- /dev/null
+++ b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/LongObjectIdTest.java
@@ -0,0 +1,398 @@
+/*
+ * Copyright (C) 2015, Matthias Sohn <matthias.sohn@sap.com> and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Distribution License v. 1.0 which is available at
+ * https://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+package org.eclipse.jgit.lfs.lib;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static java.nio.charset.StandardCharsets.US_ASCII;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Locale;
+
+import org.eclipse.jgit.junit.JGitTestUtil;
+import org.eclipse.jgit.lfs.errors.InvalidLongObjectIdException;
+import org.eclipse.jgit.lfs.test.LongObjectIdTestUtils;
+import org.eclipse.jgit.util.FileUtils;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/*
+ * Ported to SHA-256 from org.eclipse.jgit.lib.ObjectIdTest
+ */
+public class LongObjectIdTest {
+	private static Path tmp;
+
+	@BeforeClass
+	public static void setup() throws IOException {
+		tmp = Files.createTempDirectory("jgit_test_");
+	}
+
+	@AfterClass
+	public static void tearDown() throws IOException {
+		FileUtils.delete(tmp.toFile(), FileUtils.RECURSIVE | FileUtils.RETRY);
+	}
+
+	@Test
+	public void test001_toString() {
+		final String x = "8367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2deb7ab0a";
+		final LongObjectId oid = LongObjectId.fromString(x);
+		assertEquals(x, oid.name());
+	}
+
+	@Test
+	public void test002_toString() {
+		final String x = "140ce71d628cceb78e3709940ba52a651a0c4a9c1400f2e15e998a1a43887edf";
+		final LongObjectId oid = LongObjectId.fromString(x);
+		assertEquals(x, oid.name());
+	}
+
+	@Test
+	public void test003_equals() {
+		final String x = "8367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2deb7ab0a";
+		final LongObjectId a = LongObjectId.fromString(x);
+		final LongObjectId b = LongObjectId.fromString(x);
+		assertEquals(a.hashCode(), b.hashCode());
+		assertEquals("a and b should be equal", b, a);
+	}
+
+	@Test
+	public void test004_isId() {
+		assertTrue("valid id", LongObjectId.isId(
+				"8367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2deb7ab0a"));
+	}
+
+	@Test
+	public void test005_notIsId() {
+		assertFalse("bob is not an id", LongObjectId.isId("bob"));
+	}
+
+	@Test
+	public void test006_notIsId() {
+		assertFalse("63 digits is not an id", LongObjectId.isId(
+				"8367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2deb7ab0"));
+	}
+
+	@Test
+	public void test007_isId() {
+		assertTrue("uppercase is accepted", LongObjectId.isId(
+				"8367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2dEb7ab0A"));
+	}
+
+	@Test
+	public void test008_notIsId() {
+		assertFalse("g is not a valid hex digit", LongObjectId.isId(
+				"g367b0edc81df80e6b42eb1b71f783111224e058cb3da37894d065d2deb7ab0a"));
+	}
+
+	@Test
+	public void test009_toString() {
+		final String x = "140ce71d628cceb78e3709940ba52a651a0c4a9c1400f2e15e998a1a43887edf";
+		final LongObjectId oid = LongObjectId.fromString(x);
+		assertEquals(x, LongObjectId.toString(oid));
+	}
+
+	@Test
+	public void test010_toString() {
+		final String x = "0000000000000000000000000000000000000000000000000000000000000000";
+		assertEquals(x, LongObjectId.toString(null));
+	}
+
+	@Test
+	public void test011_toString() {
+		final String x = "0123456789ABCDEFabcdef01234567890123456789ABCDEFabcdef0123456789";
+		final LongObjectId oid = LongObjectId.fromString(x);
+		assertEquals(x.toLowerCase(Locale.ROOT), oid.name());
+	}
+
+	@Test
+	public void testGetByte() {
+		byte[] raw = new byte[32];
+		for (int i = 0; i < 32; i++)
+			raw[i] = (byte) (0xa0 + i);
+		LongObjectId id = LongObjectId.fromRaw(raw);
+
+		assertEquals(raw[0] & 0xff, id.getFirstByte());
+		assertEquals(raw[0] & 0xff, id.getByte(0));
+		assertEquals(raw[1] & 0xff, id.getByte(1));
+		assertEquals(raw[1] & 0xff, id.getSecondByte());
+
+		for (int i = 2; i < 32; i++) {
+			assertEquals("index " + i, raw[i] & 0xff, id.getByte(i));
+		}
+		try {
+			id.getByte(32);
+			fail("LongObjectId has 32 byte only");
+		} catch (ArrayIndexOutOfBoundsException e) {
+			// expected
+		}
+	}
+
+	@Test
+	public void testSetByte() {
+		byte[] exp = new byte[32];
+		for (int i = 0; i < 32; i++) {
+			exp[i] = (byte) (0xa0 + i);
+		}
+
+		MutableLongObjectId id = new MutableLongObjectId();
+		id.fromRaw(exp);
+		assertEquals(LongObjectId.fromRaw(exp).name(), id.name());
+
+		id.setByte(0, 0x10);
+		assertEquals(0x10, id.getByte(0));
+		exp[0] = 0x10;
+		assertEquals(LongObjectId.fromRaw(exp).name(), id.name());
+
+		for (int p = 1; p < 32; p++) {
+			id.setByte(p, 0x10 + p);
+			assertEquals(0x10 + p, id.getByte(p));
+			exp[p] = (byte) (0x10 + p);
+			assertEquals(LongObjectId.fromRaw(exp).name(), id.name());
+		}
+
+		for (int p = 0; p < 32; p++) {
+			id.setByte(p, 0x80 + p);
+			assertEquals(0x80 + p, id.getByte(p));
+			exp[p] = (byte) (0x80 + p);
+			assertEquals(LongObjectId.fromRaw(exp).name(), id.name());
+		}
+	}
+
+	@Test
+	public void testZeroId() {
+		AnyLongObjectId zero = new LongObjectId(0L, 0L, 0L, 0L);
+		assertEquals(zero, LongObjectId.zeroId());
+		assertEquals(
+				"0000000000000000000000000000000000000000000000000000000000000000",
+				LongObjectId.zeroId().name());
+	}
+
+	@Test
+	public void testEquals() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		assertTrue("id should equal itself", id1.equals(id1));
+		AnyLongObjectId id2 = new LongObjectId(id1);
+		assertEquals("objects should be equals", id1, id2);
+
+		id2 = LongObjectIdTestUtils.hash("other");
+		assertNotEquals("objects should be not equal", id1, id2);
+	}
+
+	@Test
+	public void testCopyRawBytes() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		AnyLongObjectId id2 = new LongObjectId(id1);
+
+		byte[] buf = new byte[64];
+		id1.copyRawTo(buf, 0);
+		id2.copyRawTo(buf, 32);
+		assertTrue("objects should be equals",
+				LongObjectId.equals(buf, 0, buf, 32));
+	}
+
+	@Test
+	public void testCopyRawLongs() {
+		long[] a = new long[4];
+		a[0] = 1L;
+		a[1] = 2L;
+		a[2] = 3L;
+		a[3] = 4L;
+		AnyLongObjectId id1 = new LongObjectId(a[0], a[1], a[2], a[3]);
+		AnyLongObjectId id2 = LongObjectId.fromRaw(a);
+		assertEquals("objects should be equals", id1, id2);
+	}
+
+	@Test
+	public void testCopyFromStringInvalid() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		try {
+			LongObjectId.fromString(id1.name() + "01234");
+			fail("expected InvalidLongObjectIdException");
+		} catch (InvalidLongObjectIdException e) {
+			assertEquals("Invalid id: " + id1.name() + "01234",
+					e.getMessage());
+		}
+	}
+
+	@Test
+	public void testCopyFromStringByte() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		byte[] buf = new byte[64];
+		Charset cs = US_ASCII;
+		cs.encode(id1.name()).get(buf);
+		AnyLongObjectId id2 = LongObjectId.fromString(buf, 0);
+		assertEquals("objects should be equals", id1, id2);
+	}
+
+	@Test
+	public void testHashFile() throws IOException {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		Path f = tmp.resolve("test");
+		JGitTestUtil.write(f.toFile(), "test");
+		AnyLongObjectId id2 = LongObjectIdTestUtils.hash(f);
+		assertEquals("objects should be equals", id1, id2);
+	}
+
+	@Test
+	public void testCompareTo() {
+		AnyLongObjectId id1 = LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef");
+		assertEquals(0, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")));
+		AnyLongObjectId self = id1;
+		assertEquals(0, id1.compareTo(self));
+
+		assertEquals(-1, id1.compareTo(LongObjectId.fromString(
+				"1123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")));
+		assertEquals(-1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef1123456789abcdef0123456789abcdef0123456789abcdef")));
+		assertEquals(-1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef1123456789abcdef0123456789abcdef")));
+		assertEquals(-1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef1123456789abcdef")));
+
+		assertEquals(1, id1.compareTo(LongObjectId.fromString(
+				"0023456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")));
+		assertEquals(1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0023456789abcdef0123456789abcdef0123456789abcdef")));
+		assertEquals(1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0023456789abcdef0123456789abcdef")));
+		assertEquals(1, id1.compareTo(LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef0023456789abcdef")));
+	}
+
+	@Test
+	public void testCompareToByte() {
+		AnyLongObjectId id1 = LongObjectId.fromString(
+				"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef");
+		byte[] buf = new byte[32];
+		id1.copyRawTo(buf, 0);
+		assertEquals(0, id1.compareTo(buf, 0));
+
+		LongObjectId
+				.fromString(
+						"1123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
+				.copyRawTo(buf, 0);
+		assertEquals(-1, id1.compareTo(buf, 0));
+
+		LongObjectId
+				.fromString(
+						"0023456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef")
+				.copyRawTo(buf, 0);
+		assertEquals(1, id1.compareTo(buf, 0));
+	}
+
+	@Test
+	public void testCompareToLong() {
+		AnyLongObjectId id1 = new LongObjectId(1L, 2L, 3L, 4L);
+		long[] buf = new long[4];
+		id1.copyRawTo(buf, 0);
+		assertEquals(0, id1.compareTo(buf, 0));
+
+		new LongObjectId(2L, 2L, 3L, 4L).copyRawTo(buf, 0);
+		assertEquals(-1, id1.compareTo(buf, 0));
+
+		new LongObjectId(0L, 2L, 3L, 4L).copyRawTo(buf, 0);
+		assertEquals(1, id1.compareTo(buf, 0));
+	}
+
+	@Test
+	public void testCopyToByte() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		byte[] buf = new byte[64];
+		id1.copyTo(buf, 0);
+		assertEquals(id1, LongObjectId.fromString(buf, 0));
+	}
+
+	@Test
+	public void testCopyRawToByteBuffer() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteBuffer buf = ByteBuffer.allocate(32);
+		id1.copyRawTo(buf);
+		assertEquals(id1, LongObjectId.fromRaw(buf.array(), 0));
+	}
+
+	@Test
+	public void testCopyToByteBuffer() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteBuffer buf = ByteBuffer.allocate(64);
+		id1.copyTo(buf);
+		assertEquals(id1, LongObjectId.fromString(buf.array(), 0));
+	}
+
+	@Test
+	public void testCopyRawToOutputStream() throws IOException {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteArrayOutputStream os = new ByteArrayOutputStream(32);
+		id1.copyRawTo(os);
+		assertEquals(id1, LongObjectId.fromRaw(os.toByteArray(), 0));
+	}
+
+	@Test
+	public void testCopyToOutputStream() throws IOException {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteArrayOutputStream os = new ByteArrayOutputStream(64);
+		id1.copyTo(os);
+		assertEquals(id1, LongObjectId.fromString(os.toByteArray(), 0));
+	}
+
+	@Test
+	public void testCopyToWriter() throws IOException {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteArrayOutputStream os = new ByteArrayOutputStream(64);
+		try (OutputStreamWriter w = new OutputStreamWriter(os,
+				UTF_8)) {
+			id1.copyTo(w);
+		}
+		assertEquals(id1, LongObjectId.fromString(os.toByteArray(), 0));
+	}
+
+	@Test
+	public void testCopyToWriterWithBuf() throws IOException {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		ByteArrayOutputStream os = new ByteArrayOutputStream(64);
+		try (OutputStreamWriter w = new OutputStreamWriter(os,
+				UTF_8)) {
+			char[] buf = new char[64];
+			id1.copyTo(buf, w);
+		}
+		assertEquals(id1, LongObjectId.fromString(os.toByteArray(), 0));
+	}
+
+	@Test
+	public void testCopyToStringBuilder() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		StringBuilder sb = new StringBuilder();
+		char[] buf = new char[64];
+		id1.copyTo(buf, sb);
+		assertEquals(id1, LongObjectId.fromString(sb.toString()));
+	}
+
+	@Test
+	public void testCopy() {
+		AnyLongObjectId id1 = LongObjectIdTestUtils.hash("test");
+		assertEquals(id1.copy(), id1);
+		MutableLongObjectId id2 = new MutableLongObjectId();
+		id2.fromObjectId(id1);
+		assertEquals(id1, id2.copy());
+	}
+}
diff --git a/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/MutableLongObjectIdTest.java b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/MutableLongObjectIdTest.java
new file mode 100644
index 0000000000..8c19cd714f
--- /dev/null
+++ b/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib/MutableLongObjectIdTest.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2015, Matthias Sohn <matthias.sohn@sap.com> and others
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Distribution License v. 1.0 which is available at
+ * https://www.eclipse.org/org/documents/edl-v10.php.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+package org.eclipse.jgit.lfs.lib;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Test;
+
+/*
+ * Ported to SHA-256 from org.eclipse.jgit.lib.MutableObjectIdTest
+ */
+public class MutableLongObjectIdTest {
+
+	@Test
+	public void testFromRawLong() {
+		MutableLongObjectId m = new MutableLongObjectId();
+		m.fromRaw(new long[] { 1L, 2L, 3L, 4L });
+		assertEquals(new LongObjectId(1L, 2L, 3L, 4L), m);
+	}
+
+	@Test
+	public void testFromString() {
+		AnyLongObjectId id = new LongObjectId(1L, 2L, 3L, 4L);
+		MutableLongObjectId m = new MutableLongObjectId();
+		m.fromString(id.name());
+		assertEquals(id, m);
+	}
+
+	@Test
+	public void testFromStringByte() {
+		AnyLongObjectId id = new LongObjectId(1L, 2L, 3L, 4L);
+		MutableLongObjectId m = new MutableLongObjectId();
+		byte[] buf = new byte[64];
+		id.copyTo(buf, 0);
+		m.fromString(buf, 0);
+		assertEquals(id, m);
+	}
+
+	@Test
+	public void testCopy() {
+		MutableLongObjectId m = new MutableLongObjectId();
+		m.fromRaw(new long[] { 1L, 2L, 3L, 4L });
+		assertEquals(m, new MutableLongObjectId(m));
+	}
+
+	@Test
+	public void testToObjectId() {
+		MutableLongObjectId m = new MutableLongObjectId();
+		m.fromRaw(new long[] { 1L, 2L, 3L, 4L });
+		assertEquals(m, m.toObjectId());
+	}
+}

path: root/org.eclipse.jgit.lfs.test/tst/org/eclipse/jgit/lfs/lib

<?php
/**
 * SPDX-FileCopyrightText: 2016 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OCA\Theming\Tests;

use OCA\Theming\ImageManager;
use OCA\Theming\Service\BackgroundService;
use OCA\Theming\ThemingDefaults;
use OCA\Theming\Util;
use OCP\App\IAppManager;
use OCP\Files\NotFoundException;
use OCP\IAppConfig;
use OCP\ICache;
use OCP\ICacheFactory;
use OCP\IConfig;
use OCP\IL10N;
use OCP\INavigationManager;
use OCP\IURLGenerator;
use OCP\IUser;
use OCP\IUserSession;
use PHPUnit\Framework\MockObject\MockObject;
use Test\TestCase;

class ThemingDefaultsTest extends TestCase {
	private IAppConfig&MockObject $appConfig;
	private IConfig&MockObject $config;
	private \OC_Defaults $defaults;

	/** @var IL10N|\PHPUnit\Framework\MockObject\MockObject */
	private $l10n;
	/** @var IUserSession|\PHPUnit\Framework\MockObject\MockObject */
	private $userSession;
	/** @var IURLGenerator|\PHPUnit\Framework\MockObject\MockObject */
	private $urlGenerator;
	/** @var ICacheFactory|\PHPUnit\Framework\MockObject\MockObject */
	private $cacheFactory;
	/** @var ThemingDefaults */
	private $template;
	/** @var Util|\PHPUnit\Framework\MockObject\MockObject */
	private $util;
	/** @var ICache|\PHPUnit\Framework\MockObject\MockObject */
	private $cache;
	/** @var IAppManager|\PHPUnit\Framework\MockObject\MockObject */
	private $appManager;
	/** @var ImageManager|\PHPUnit\Framework\MockObject\MockObject */
	private $imageManager;
	/** @var INavigationManager|\PHPUnit\Framework\MockObject\MockObject */
	private $navigationManager;
	/** @var BackgroundService|\PHPUnit\Framework\MockObject\MockObject */
	private $backgroundService;

	protected function setUp(): void {
		parent::setUp();
		$this->appConfig = $this->createMock(IAppConfig::class);
		$this->config = $this->createMock(IConfig::class);
		$this->l10n = $this->createMock(IL10N::class);
		$this->userSession = $this->createMock(IUserSession::class);
		$this->urlGenerator = $this->createMock(IURLGenerator::class);
		$this->cacheFactory = $this->createMock(ICacheFactory::class);
		$this->cache = $this->createMock(ICache::class);
		$this->util = $this->createMock(Util::class);
		$this->imageManager = $this->createMock(ImageManager::class);
		$this->appManager = $this->createMock(IAppManager::class);
		$this->navigationManager = $this->createMock(INavigationManager::class);
		$this->backgroundService = $this->createMock(BackgroundService::class);
		$this->defaults = new \OC_Defaults();
		$this->urlGenerator
			->expects($this->any())
			->method('getBaseUrl')
			->willReturn('');
		$this->template = new ThemingDefaults(
			$this->config,
			$this->appConfig,
			$this->l10n,
			$this->userSession,
			$this->urlGenerator,
			$this->cacheFactory,
			$this->util,
			$this->imageManager,
			$this->appManager,
			$this->navigationManager,
			$this->backgroundService,
		);
	}

	public function testGetNameWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('Nextcloud');

		$this->assertEquals('Nextcloud', $this->template->getName());
	}

	public function testGetNameWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('MyCustomCloud');

		$this->assertEquals('MyCustomCloud', $this->template->getName());
	}

	public function testGetHTMLNameWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('Nextcloud');

		$this->assertEquals('Nextcloud', $this->template->getHTMLName());
	}

	public function testGetHTMLNameWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('MyCustomCloud');

		$this->assertEquals('MyCustomCloud', $this->template->getHTMLName());
	}

	public function testGetTitleWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('Nextcloud');

		$this->assertEquals('Nextcloud', $this->template->getTitle());
	}

	public function testGetTitleWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('MyCustomCloud');

		$this->assertEquals('MyCustomCloud', $this->template->getTitle());
	}


	public function testGetEntityWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('Nextcloud');

		$this->assertEquals('Nextcloud', $this->template->getEntity());
	}

	public function testGetEntityWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'name', 'Nextcloud')
			->willReturn('MyCustomCloud');

		$this->assertEquals('MyCustomCloud', $this->template->getEntity());
	}

	public function testGetBaseUrlWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'url', $this->defaults->getBaseUrl())
			->willReturn($this->defaults->getBaseUrl());

		$this->assertEquals($this->defaults->getBaseUrl(), $this->template->getBaseUrl());
	}

	public function testGetBaseUrlWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'url', $this->defaults->getBaseUrl())
			->willReturn('https://example.com/');

		$this->assertEquals('https://example.com/', $this->template->getBaseUrl());
	}

	public function legalUrlProvider() {
		return [
			[ '' ],
			[ 'https://example.com/legal.html']
		];
	}

	/**
	 * @param $imprintUrl
	 * @dataProvider legalUrlProvider
	 */
	public function testGetImprintURL($imprintUrl): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'imprintUrl', '')
			->willReturn($imprintUrl);

		$this->assertEquals($imprintUrl, $this->template->getImprintUrl());
	}

	/**
	 * @param $privacyUrl
	 * @dataProvider legalUrlProvider
	 */
	public function testGetPrivacyURL($privacyUrl): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'privacyUrl', '')
			->willReturn($privacyUrl);

		$this->assertEquals($privacyUrl, $this->template->getPrivacyUrl());
	}

	public function testGetSloganWithDefault(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'slogan', $this->defaults->getSlogan())
			->willReturn($this->defaults->getSlogan());

		$this->assertEquals($this->defaults->getSlogan(), $this->template->getSlogan());
	}

	public function testGetSloganWithCustom(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'slogan', $this->defaults->getSlogan())
			->willReturn('My custom Slogan');

		$this->assertEquals('My custom Slogan', $this->template->getSlogan());
	}

	public function testGetShortFooter(): void {
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', ''],
				['theming', 'privacyUrl', '', ''],
			]);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan', $this->template->getShortFooter());
	}

	public function testGetShortFooterEmptyUrl(): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), ''],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', ''],
				['theming', 'privacyUrl', '', ''],
			]);

		$this->assertEquals('<span class="entity-name">Name</span> – Slogan', $this->template->getShortFooter());
	}

	public function testGetShortFooterEmptySlogan(): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), ''],
				['theming', 'imprintUrl', '', ''],
				['theming', 'privacyUrl', '', ''],
			]);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a>', $this->template->getShortFooter());
	}

	public function testGetShortFooterImprint(): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', 'https://example.com/imprint'],
				['theming', 'privacyUrl', '', ''],
			]);

		$this->l10n
			->expects($this->any())
			->method('t')
			->willReturnArgument(0);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan<br/><span class="footer__legal-links"><a href="https://example.com/imprint" class="legal" target="_blank" rel="noreferrer noopener">Legal notice</a></span>', $this->template->getShortFooter());
	}

	public function testGetShortFooterPrivacy(): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', ''],
				['theming', 'privacyUrl', '', 'https://example.com/privacy'],
			]);

		$this->l10n
			->expects($this->any())
			->method('t')
			->willReturnArgument(0);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan<br/><span class="footer__legal-links"><a href="https://example.com/privacy" class="legal" target="_blank" rel="noreferrer noopener">Privacy policy</a></span>', $this->template->getShortFooter());
	}

	public function testGetShortFooterAllLegalLinks(): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', 'https://example.com/imprint'],
				['theming', 'privacyUrl', '', 'https://example.com/privacy'],
			]);

		$this->l10n
			->expects($this->any())
			->method('t')
			->willReturnArgument(0);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan<br/><span class="footer__legal-links"><a href="https://example.com/imprint" class="legal" target="_blank" rel="noreferrer noopener">Legal notice</a> · <a href="https://example.com/privacy" class="legal" target="_blank" rel="noreferrer noopener">Privacy policy</a></span>', $this->template->getShortFooter());
	}

	public function invalidLegalUrlProvider() {
		return [
			['example.com/legal'],  # missing scheme
			['https:///legal'],     # missing host
		];
	}

	/**
	 * @param $invalidImprintUrl
	 * @dataProvider invalidLegalUrlProvider
	 */
	public function testGetShortFooterInvalidImprint($invalidImprintUrl): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', $invalidImprintUrl],
				['theming', 'privacyUrl', '', ''],
			]);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan', $this->template->getShortFooter());
	}

	/**
	 * @param $invalidPrivacyUrl
	 * @dataProvider invalidLegalUrlProvider
	 */
	public function testGetShortFooterInvalidPrivacy($invalidPrivacyUrl): void {
		$this->navigationManager->expects($this->once())->method('getAll')->with(INavigationManager::TYPE_GUEST)->willReturn([]);
		$this->config
			->expects($this->exactly(5))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'url', $this->defaults->getBaseUrl(), 'url'],
				['theming', 'name', 'Nextcloud', 'Name'],
				['theming', 'slogan', $this->defaults->getSlogan(), 'Slogan'],
				['theming', 'imprintUrl', '', ''],
				['theming', 'privacyUrl', '', $invalidPrivacyUrl],
			]);

		$this->assertEquals('<a href="url" target="_blank" rel="noreferrer noopener" class="entity-name">Name</a> – Slogan', $this->template->getShortFooter());
	}

	public function testGetColorPrimaryWithDefault(): void {
		$this->appConfig
			->expects(self::once())
			->method('getValueBool')
			->with('theming', 'disable-user-theming')
			->willReturn(false);
		$this->appConfig
			->expects(self::once())
			->method('getValueString')
			->with('theming', 'primary_color', '')
			->willReturn($this->defaults->getColorPrimary());

		$this->assertEquals($this->defaults->getColorPrimary(), $this->template->getColorPrimary());
	}

	public function testGetColorPrimaryWithCustom(): void {
		$this->appConfig
			->expects(self::once())
			->method('getValueBool')
			->with('theming', 'disable-user-theming')
			->willReturn(false);
		$this->appConfig
			->expects(self::once())
			->method('getValueString')
			->with('theming', 'primary_color', '')
			->willReturn('#fff');

		$this->assertEquals('#fff', $this->template->getColorPrimary());
	}

	public function dataGetColorPrimary() {
		return [
			'with fallback default' => [
				'disableTheming' => false,
				'primaryColor' => '',
				'userPrimaryColor' => '',
				'expected' => BackgroundService::DEFAULT_COLOR,
			],
			'with custom admin primary' => [
				'disableTheming' => false,
				'primaryColor' => '#aaa',
				'userPrimaryColor' => '',
				'expected' => '#aaa',
			],
			'with custom invalid admin primary' => [
				'disableTheming' => false,
				'primaryColor' => 'invalid',
				'userPrimaryColor' => '',
				'expected' => BackgroundService::DEFAULT_COLOR,
			],
			'with custom invalid user primary' => [
				'disableTheming' => false,
				'primaryColor' => '',
				'userPrimaryColor' => 'invalid-name',
				'expected' => BackgroundService::DEFAULT_COLOR,
			],
			'with custom user primary' => [
				'disableTheming' => false,
				'primaryColor' => '',
				'userPrimaryColor' => '#bbb',
				'expected' => '#bbb',
			],
			'with disabled user theming primary' => [
				'disableTheming' => true,
				'primaryColor' => '#aaa',
				'userPrimaryColor' => '#bbb',
				'expected' => '#aaa',
			],
		];
	}

	/**
	 * @dataProvider dataGetColorPrimary
	 */
	public function testGetColorPrimary(bool $disableTheming, string $primaryColor, string $userPrimaryColor, string $expected): void {
		$user = $this->createMock(IUser::class);
		$this->userSession->expects($this->any())
			->method('getUser')
			->willReturn($user);
		$user->expects($this->any())
			->method('getUID')
			->willReturn('user');
		$this->appConfig
			->expects(self::any())
			->method('getValueBool')
			->with('theming', 'disable-user-theming')
			->willReturn($disableTheming);
		$this->appConfig
			->expects(self::any())
			->method('getValueString')
			->with('theming', 'primary_color', '')
			->willReturn($primaryColor);
		$this->config
			->expects($this->any())
			->method('getUserValue')
			->with('user', 'theming', 'primary_color', '')
			->willReturn($userPrimaryColor);

		$this->assertEquals($expected, $this->template->getColorPrimary());
	}

	public function testSet(): void {
		$expectedCalls = [
			['theming', 'MySetting', 'MyValue'],
			['theming', 'cachebuster', 16],
		];
		$i = 0;
		$this->config
			->expects($this->exactly(2))
			->method('setAppValue')
			->willReturnCallback(function () use ($expectedCalls, &$i): void {
				$this->assertEquals($expectedCalls[$i], func_get_args());
				$i++;
			});
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'cachebuster', '0')
			->willReturn('15');
		$this->cacheFactory
			->expects($this->exactly(2))
			->method('createDistributed')
			->willReturnMap([
				['theming-', $this->cache],
				['imagePath', $this->cache],
			]);
		$this->cache
			->expects($this->any())
			->method('clear')
			->with('');
		$this->template->set('MySetting', 'MyValue');
	}

	public function testUndoName(): void {
		$this->config
			->expects($this->once())
			->method('deleteAppValue')
			->with('theming', 'name');
		$this->config
			->expects($this->exactly(2))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'cachebuster', '0', '15'],
				['theming', 'name', 'Nextcloud', 'Nextcloud'],
			]);
		$this->config
			->expects($this->once())
			->method('setAppValue')
			->with('theming', 'cachebuster', 16);

		$this->assertSame('Nextcloud', $this->template->undo('name'));
	}

	public function testUndoBaseUrl(): void {
		$this->config
			->expects($this->once())
			->method('deleteAppValue')
			->with('theming', 'url');
		$this->config
			->expects($this->exactly(2))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'cachebuster', '0', '15'],
				['theming', 'url', $this->defaults->getBaseUrl(), $this->defaults->getBaseUrl()],
			]);
		$this->config
			->expects($this->once())
			->method('setAppValue')
			->with('theming', 'cachebuster', 16);

		$this->assertSame($this->defaults->getBaseUrl(), $this->template->undo('url'));
	}

	public function testUndoSlogan(): void {
		$this->config
			->expects($this->once())
			->method('deleteAppValue')
			->with('theming', 'slogan');
		$this->config
			->expects($this->exactly(2))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'cachebuster', '0', '15'],
				['theming', 'slogan', $this->defaults->getSlogan(), $this->defaults->getSlogan()],
			]);
		$this->config
			->expects($this->once())
			->method('setAppValue')
			->with('theming', 'cachebuster', 16);

		$this->assertSame($this->defaults->getSlogan(), $this->template->undo('slogan'));
	}

	public function testUndoPrimaryColor(): void {
		$this->config
			->expects($this->once())
			->method('deleteAppValue')
			->with('theming', 'primary_color');
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'cachebuster', '0')
			->willReturn('15');
		$this->config
			->expects($this->once())
			->method('setAppValue')
			->with('theming', 'cachebuster', 16);

		$this->assertSame($this->defaults->getColorPrimary(), $this->template->undo('primary_color'));
	}

	public function testUndoDefaultAction(): void {
		$this->config
			->expects($this->once())
			->method('deleteAppValue')
			->with('theming', 'defaultitem');
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'cachebuster', '0')
			->willReturn('15');
		$this->config
			->expects($this->once())
			->method('setAppValue')
			->with('theming', 'cachebuster', 16);

		$this->assertSame('', $this->template->undo('defaultitem'));
	}

	public function testGetBackground(): void {
		$this->imageManager
			->expects($this->once())
			->method('getImageUrl')
			->with('background')
			->willReturn('custom-background?v=0');
		$this->assertEquals('custom-background?v=0', $this->template->getBackground());
	}

	private function getLogoHelper($withName, $useSvg) {
		$this->imageManager->expects($this->any())
			->method('getImage')
			->with('logo')
			->willThrowException(new NotFoundException());
		$this->config
			->expects($this->exactly(2))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'logoMime', '', ''],
				['theming', 'cachebuster', '0', '0'],
			]);
		$this->urlGenerator->expects($this->once())
			->method('imagePath')
			->with('core', $withName)
			->willReturn('core-logo');
		$this->assertEquals('core-logo?v=0', $this->template->getLogo($useSvg));
	}

	public function testGetLogoDefaultWithSvg(): void {
		$this->getLogoHelper('logo/logo.svg', true);
	}

	public function testGetLogoDefaultWithoutSvg(): void {
		$this->getLogoHelper('logo/logo.png', false);
	}

	public function testGetLogoCustom(): void {
		$this->config
			->expects($this->exactly(2))
			->method('getAppValue')
			->willReturnMap([
				['theming', 'logoMime', '', 'image/svg+xml'],
				['theming', 'cachebuster', '0', '0'],
			]);
		$this->urlGenerator->expects($this->once())
			->method('linkToRoute')
			->with('theming.Theming.getImage')
			->willReturn('custom-logo?v=0');
		$this->assertEquals('custom-logo' . '?v=0', $this->template->getLogo());
	}

	public function testGetScssVariablesCached(): void {
		$this->config->expects($this->any())->method('getAppValue')->with('theming', 'cachebuster', '0')->willReturn('1');
		$this->cacheFactory->expects($this->once())
			->method('createDistributed')
			->with('theming-1-')
			->willReturn($this->cache);
		$this->cache->expects($this->once())->method('get')->with('getScssVariables')->willReturn(['foo' => 'bar']);
		$this->assertEquals(['foo' => 'bar'], $this->template->getScssVariables());
	}

	public function testGetScssVariables(): void {
		$this->config
			->expects($this->any())
			->method('getAppValue')
			->willReturnMap([
				['theming', 'cachebuster', '0', '0'],
				['theming', 'logoMime', '', 'jpeg'],
				['theming', 'backgroundMime', '', 'jpeg'],
				['theming', 'logoheaderMime', '', 'jpeg'],
				['theming', 'faviconMime', '', 'jpeg'],
			]);

		$this->appConfig
			->expects(self::atLeastOnce())
			->method('getValueString')
			->willReturnMap([
				['theming', 'primary_color', '', false, $this->defaults->getColorPrimary()],
				['theming', 'primary_color', $this->defaults->getColorPrimary(), false, $this->defaults->getColorPrimary()],
			]);

		$this->util->expects($this->any())->method('invertTextColor')->with($this->defaults->getColorPrimary())->willReturn(false);
		$this->util->expects($this->any())->method('elementColor')->with($this->defaults->getColorPrimary())->willReturn('#aaaaaa');
		$this->cacheFactory->expects($this->once())
			->method('createDistributed')
			->with('theming-0-')
			->willReturn($this->cache);
		$this->cache->expects($this->once())->method('get')->with('getScssVariables')->willReturn(null);
		$this->imageManager->expects($this->exactly(4))
			->method('getImageUrl')
			->willReturnMap([
				['logo', 'custom-logo?v=0'],
				['logoheader', 'custom-logoheader?v=0'],
				['favicon', 'custom-favicon?v=0'],
				['background', 'custom-background?v=0'],
			]);

		$expected = [
			'theming-cachebuster' => '\'0\'',
			'theming-logo-mime' => '\'jpeg\'',
			'theming-background-mime' => '\'jpeg\'',
			'image-logo' => "url('custom-logo?v=0')",
			'image-login-background' => "url('custom-background?v=0')",
			'color-primary' => $this->defaults->getColorPrimary(),
			'color-primary-text' => '#ffffff',
			'image-login-plain' => 'false',
			'color-primary-element' => '#aaaaaa',
			'theming-logoheader-mime' => '\'jpeg\'',
			'theming-favicon-mime' => '\'jpeg\'',
			'image-logoheader' => "url('custom-logoheader?v=0')",
			'image-favicon' => "url('custom-favicon?v=0')",
			'has-legal-links' => 'false'
		];
		$this->assertEquals($expected, $this->template->getScssVariables());
	}

	public function testGetDefaultAndroidURL(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'AndroidClientUrl', 'https://play.google.com/store/apps/details?id=com.nextcloud.client')
			->willReturn('https://play.google.com/store/apps/details?id=com.nextcloud.client');

		$this->assertEquals('https://play.google.com/store/apps/details?id=com.nextcloud.client', $this->template->getAndroidClientUrl());
	}

	public function testGetCustomAndroidURL(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'AndroidClientUrl', 'https://play.google.com/store/apps/details?id=com.nextcloud.client')
			->willReturn('https://play.google.com/store/apps/details?id=com.mycloud.client');

		$this->assertEquals('https://play.google.com/store/apps/details?id=com.mycloud.client', $this->template->getAndroidClientUrl());
	}

	public function testGetDefaultiOSURL(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'iOSClientUrl', 'https://geo.itunes.apple.com/us/app/nextcloud/id1125420102?mt=8')
			->willReturn('https://geo.itunes.apple.com/us/app/nextcloud/id1125420102?mt=8');

		$this->assertEquals('https://geo.itunes.apple.com/us/app/nextcloud/id1125420102?mt=8', $this->template->getiOSClientUrl());
	}

	public function testGetCustomiOSURL(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'iOSClientUrl', 'https://geo.itunes.apple.com/us/app/nextcloud/id1125420102?mt=8')
			->willReturn('https://geo.itunes.apple.com/us/app/nextcloud/id1234567890?mt=8');

		$this->assertEquals('https://geo.itunes.apple.com/us/app/nextcloud/id1234567890?mt=8', $this->template->getiOSClientUrl());
	}

	public function testGetDefaultiTunesAppId(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'iTunesAppId', '1125420102')
			->willReturn('1125420102');

		$this->assertEquals('1125420102', $this->template->getiTunesAppId());
	}

	public function testGetCustomiTunesAppId(): void {
		$this->config
			->expects($this->once())
			->method('getAppValue')
			->with('theming', 'iTunesAppId', '1125420102')
			->willReturn('1234567890');

		$this->assertEquals('1234567890', $this->template->getiTunesAppId());
	}

	public function dataReplaceImagePath() {
		return [
			['core', 'test.png', false],
			['core', 'manifest.json'],
			['core', 'favicon.ico'],
			['core', 'favicon-touch.png']
		];
	}

	/** @dataProvider dataReplaceImagePath */
	public function testReplaceImagePath($app, $image, $result = 'themingRoute?v=1234abcd'): void {
		$this->cache->expects($this->any())
			->method('get')
			->with('shouldReplaceIcons')
			->willReturn(true);
		$this->config
			->expects($this->any())
			->method('getAppValue')
			->with('theming', 'cachebuster', '0')
			->willReturn('0');
		$this->urlGenerator
			->expects($this->any())
			->method('linkToRoute')
			->willReturn('themingRoute');
		if ($result) {
			$this->util
				->expects($this->once())
				->method('getCacheBuster')
				->willReturn('1234abcd');
		}
		$this->assertEquals($result, $this->template->replaceImagePath($app, $image));
	}
}