1 files changed, 92 insertions, 38 deletions

diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/RawParseUtilsTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/RawParseUtilsTest.java
index 7bd9adb90c..e4ef302359 100644
--- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/RawParseUtilsTest.java
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/util/RawParseUtilsTest.java
@@ -1,44 +1,11 @@
 /*
- * Copyright (C) 2011, Leonard Broman <leonard.broman@gmail.com>
- * and other copyright owners as documented in the project's IP log.
+ * Copyright (C) 2011, 2024 Leonard Broman <leonard.broman@gmail.com> and others
  *
- * This program and the accompanying materials are made available
- * under the terms of the Eclipse Distribution License v1.0 which
- * accompanies this distribution, is reproduced below, and is
- * available at http://www.eclipse.org/org/documents/edl-v10.php
+ * 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.
  *
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above copyright
- *   notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- *   copyright notice, this list of conditions and the following
- *   disclaimer in the documentation and/or other materials provided
- *   with the distribution.
- *
- * - Neither the name of the Eclipse Foundation, Inc. nor the
- *   names of its contributors may be used to endorse or promote
- *   products derived from this software without specific prior
- *   written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
- * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 package org.eclipse.jgit.util;
 
@@ -48,11 +15,29 @@ import static org.junit.Assert.fail;
 
 import java.nio.charset.Charset;
 import java.nio.charset.UnsupportedCharsetException;
+import java.util.List;
 
 import org.eclipse.jgit.lib.Constants;
 import org.junit.Test;
 
+import static java.nio.charset.StandardCharsets.UTF_8;
+
 public class RawParseUtilsTest {
+	String commit = "tree e3a1035abd2b319bb01e57d69b0ba6cab289297e\n" +
+		"parent 54e895b87c0768d2317a2b17062e3ad9f76a8105\n" +
+			"committer A U Thor <author@example.com> 1528968566 +0200\n" +
+		"gpgsig -----BEGIN PGP SIGNATURE-----\n" +
+		" \n" +
+		" wsBcBAABCAAQBQJbGB4pCRBK7hj4Ov3rIwAAdHIIAENrvz23867ZgqrmyPemBEZP\n" +
+		" U24B1Tlq/DWvce2buaxmbNQngKZ0pv2s8VMc11916WfTIC9EKvioatmpjduWvhqj\n" +
+		" znQTFyiMor30pyYsfrqFuQZvqBW01o8GEWqLg8zjf9Rf0R3LlOEw86aT8CdHRlm6\n" +
+		" wlb22xb8qoX4RB+LYfz7MhK5F+yLOPXZdJnAVbuyoMGRnDpwdzjL5Hj671+XJxN5\n" +
+		" SasRdhxkkfw/ZnHxaKEc4juMz8Nziz27elRwhOQqlTYoXNJnsV//wy5Losd7aKi1\n" +
+		" xXXyUpndEOmT0CIcKHrN/kbYoVL28OJaxoBuva3WYQaRrzEe3X02NMxZe9gkSqA=\n" +
+		" =TClh\n" +
+		" -----END PGP SIGNATURE-----\n" +
+		"some other header\n\n" +
+		"commit message";
 
 	@Test
 	public void testParseEncoding_ISO8859_1_encoding() {
@@ -79,4 +64,73 @@ public class RawParseUtilsTest {
 		}
 	}
 
+	@Test
+	public void testHeaderStart() {
+		byte[] headerName = "some".getBytes(UTF_8);
+		byte[] commitBytes = commit.getBytes(UTF_8);
+		assertEquals(627,
+				RawParseUtils.headerStart(headerName, commitBytes, 0));
+		assertEquals(627,
+				RawParseUtils.headerStart(headerName, commitBytes, 4));
+
+		byte[] missingHeaderName = "missing".getBytes(UTF_8);
+		assertEquals(-1, RawParseUtils.headerStart(missingHeaderName,
+							   commitBytes, 0));
+
+		byte[] fauxHeaderName = "other".getBytes(UTF_8);
+		assertEquals(-1, RawParseUtils.headerStart(fauxHeaderName, commitBytes,
+				627 + 4));
+	}
+
+	@Test
+	public void testHeaderEnd() {
+		byte[] commitBytes = commit.getBytes(UTF_8);
+		int[] expected = new int[] { 45, 93, 150, 621, 639 };
+		int start = 0;
+		for (int i = 0; i < expected.length; i++) {
+			start = RawParseUtils.headerEnd(commitBytes, start);
+			assertEquals(expected[i], start);
+			start += 1;
+		}
+	}
+
+	@Test
+	public void testHeaderValue() {
+		byte[] commitBytes = commit.getBytes(UTF_8);
+		List<String> headers = List.of(
+				"e3a1035abd2b319bb01e57d69b0ba6cab289297e",
+				"54e895b87c0768d2317a2b17062e3ad9f76a8105",
+				"A U Thor <author@example.com> 1528968566 +0200",
+				"-----BEGIN PGP SIGNATURE-----\n"
+						+ "\n"
+						+ "wsBcBAABCAAQBQJbGB4pCRBK7hj4Ov3rIwAAdHIIAENrvz23867ZgqrmyPemBEZP\n"
+						+ "U24B1Tlq/DWvce2buaxmbNQngKZ0pv2s8VMc11916WfTIC9EKvioatmpjduWvhqj\n"
+						+ "znQTFyiMor30pyYsfrqFuQZvqBW01o8GEWqLg8zjf9Rf0R3LlOEw86aT8CdHRlm6\n"
+						+ "wlb22xb8qoX4RB+LYfz7MhK5F+yLOPXZdJnAVbuyoMGRnDpwdzjL5Hj671+XJxN5\n"
+						+ "SasRdhxkkfw/ZnHxaKEc4juMz8Nziz27elRwhOQqlTYoXNJnsV//wy5Losd7aKi1\n"
+						+ "xXXyUpndEOmT0CIcKHrN/kbYoVL28OJaxoBuva3WYQaRrzEe3X02NMxZe9gkSqA=\n"
+						+ "=TClh\n"
+						+ "-----END PGP SIGNATURE-----",
+				"other header");
+		int start = 0;
+		for (String header : headers) {
+			int endOfTag = RawParseUtils.next(commitBytes, start, ' ');
+			int end = RawParseUtils.headerEnd(commitBytes, start);
+
+			assertEquals(header, new String(
+					RawParseUtils.headerValue(commitBytes, endOfTag, end),
+					UTF_8));
+			start = end + 1;
+		}
+	}
+
+	@Test
+	public void testLastHeaderEnd() {
+		byte[] raw = "headerA A header\nheaderB Another header".getBytes(UTF_8);
+		int bStart = RawParseUtils.headerStart("headerB".getBytes(UTF_8), raw,
+				0);
+		assertEquals(25, bStart);
+		int bEnd = RawParseUtils.nextLfSkippingSplitLines(raw, bStart);
+		assertEquals(raw.length, bEnd);
+	}
 }