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Diffstat (limited to 'org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/InstantComparatorTest.java')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/InstantComparatorTest.java | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/InstantComparatorTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/InstantComparatorTest.java new file mode 100644 index 0000000000..67e66c9a61 --- /dev/null +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/treewalk/InstantComparatorTest.java @@ -0,0 +1,149 @@ +/* + * Copyright (C) 2019, Thomas Wolf <thomas.wolf@paranor.ch> 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.treewalk; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertTrue; + +import java.time.Instant; + +import org.junit.Test; + +public class InstantComparatorTest { + + private final InstantComparator cmp = new InstantComparator(); + + @Test + public void compareNow() { + Instant now = Instant.now(); + assertEquals(0, cmp.compare(now, now)); + assertEquals(0, cmp.compare(now, now, true)); + } + + @Test + public void compareSeconds() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond()); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + assertEquals(0, cmp.compare(t, s)); + assertEquals(0, cmp.compare(t, t)); + assertEquals(0, cmp.compare(s, t)); + } + + @Test + public void compareSecondsOnly() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 987654321); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + assertEquals(0, cmp.compare(t, s, true)); + assertEquals(0, cmp.compare(t, t, true)); + assertEquals(0, cmp.compare(s, t, true)); + } + + @Test + public void compareSecondsUnequal() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond()); + Instant s = Instant.ofEpochSecond(now.getEpochSecond() - 1L); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + } + + @Test + public void compareMillisEqual() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123000000); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, t)); + assertEquals(0, cmp.compare(t, s)); + s = Instant.ofEpochSecond(now.getEpochSecond(), 123456000); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, s)); + s = Instant.ofEpochSecond(now.getEpochSecond(), 123400000); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, s)); + } + + @Test + public void compareMillisUnequal() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123000000); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 122000000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + t = Instant.ofEpochSecond(now.getEpochSecond(), 130000000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + t = Instant.ofEpochSecond(now.getEpochSecond(), 200000000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + s = Instant.ofEpochSecond(now.getEpochSecond() - 1L, 123000000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + } + + @Test + public void compareMicrosEqual() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123456000); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, s)); + s = Instant.ofEpochSecond(now.getEpochSecond(), 123456700); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, s)); + } + + @Test + public void compareMicrosUnequal() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123456000); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123455000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + t = Instant.ofEpochSecond(now.getEpochSecond(), 123460000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + t = Instant.ofEpochSecond(now.getEpochSecond(), 123500000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + s = Instant.ofEpochSecond(now.getEpochSecond() - 1L, 123456000); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + } + + @Test + public void compareNanosEqual() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + assertEquals(0, cmp.compare(s, t)); + assertEquals(0, cmp.compare(t, s)); + } + + @Test + public void compareNanosUnequal() { + Instant now = Instant.now(); + Instant t = Instant.ofEpochSecond(now.getEpochSecond(), 123456789); + Instant s = Instant.ofEpochSecond(now.getEpochSecond(), 123456700); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + t = Instant.ofEpochSecond(now.getEpochSecond(), 123456800); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + s = Instant.ofEpochSecond(now.getEpochSecond() - 1L, 123456789); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + s = Instant.ofEpochSecond(now.getEpochSecond(), 123456788); + assertTrue(cmp.compare(s, t) < 0); + assertTrue(cmp.compare(t, s) > 0); + } +} |