Add TagCommand

A tag command is added to the Git porcelain API. Tests were
also added to stress test the tag command.

Change-Id: Iab282a918eb51b0e9c55f628a3396ff01c9eb9eb
Signed-off-by: Chris Aniszczyk <caniszczyk@gmail.com>
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

1 files changed, 116 insertions, 0 deletions

diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/TagCommandTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/TagCommandTest.java
new file mode 100644
index 0000000000..79054fba61
--- /dev/null
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/TagCommandTest.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2010, Chris Aniszczyk <caniszczyk@gmail.com>
+ * and other copyright owners as documented in the project's IP log.
+ *
+ * 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
+ *
+ * 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.
+ */
+package org.eclipse.jgit.api;
+
+import org.eclipse.jgit.errors.UnmergedPathException;
+import org.eclipse.jgit.lib.RepositoryTestCase;
+import org.eclipse.jgit.revwalk.RevCommit;
+import org.eclipse.jgit.revwalk.RevTag;
+
+public class TagCommandTest extends RepositoryTestCase {
+
+	public void testTaggingOnHead() throws NoHeadException, NoMessageException,
+			UnmergedPathException, ConcurrentRefUpdateException,
+			JGitInternalException, WrongRepositoryStateException,
+			InvalidTagNameException {
+		Git git = new Git(db);
+		RevCommit commit = git.commit().setMessage("initial commit").call();
+		RevTag tag = git.tag().setName("tag").call();
+		assertEquals(commit.getId(), tag.getObject().getId());
+	}
+
+	public void testTagging() throws NoHeadException, NoMessageException,
+			UnmergedPathException, ConcurrentRefUpdateException,
+			JGitInternalException, WrongRepositoryStateException,
+			InvalidTagNameException {
+		Git git = new Git(db);
+		git.commit().setMessage("initial commit").call();
+		RevCommit commit = git.commit().setMessage("second commit").call();
+		git.commit().setMessage("third commit").call();
+		RevTag tag = git.tag().setObjectId(commit).setName("tag").call();
+		assertEquals(commit.getId(), tag.getObject().getId());
+	}
+
+	public void testEmptyTagName() throws NoHeadException, NoMessageException,
+			UnmergedPathException, ConcurrentRefUpdateException,
+			JGitInternalException, WrongRepositoryStateException {
+		Git git = new Git(db);
+		git.commit().setMessage("initial commit").call();
+		try {
+			// forget to tag name
+			git.tag().setMessage("some message").call();
+			fail("We should have failed without a tag name");
+		} catch (InvalidTagNameException e) {
+			// should hit here
+		}
+	}
+
+	public void testInvalidTagName() throws NoHeadException,
+			NoMessageException, UnmergedPathException,
+			ConcurrentRefUpdateException, JGitInternalException,
+			WrongRepositoryStateException {
+		Git git = new Git(db);
+		git.commit().setMessage("initial commit").call();
+		try {
+			git.tag().setName("bad~tag~name").setMessage("some message").call();
+			fail("We should have failed due to a bad tag name");
+		} catch (InvalidTagNameException e) {
+			// should hit here
+		}
+	}
+
+	public void testFailureOnSignedTags() throws NoHeadException,
+			NoMessageException, UnmergedPathException,
+			ConcurrentRefUpdateException, JGitInternalException,
+			WrongRepositoryStateException, InvalidTagNameException {
+		Git git = new Git(db);
+		git.commit().setMessage("initial commit").call();
+		try {
+			git.tag().setSigned(true).setName("tag").call();
+			fail("We should have failed with an UnsupportedOperationException due to signed tag");
+		} catch (UnsupportedOperationException e) {
+			// should hit here
+		}
+	}
+
+}