CLI: implement option -d for deleting tags

Change-Id: I438456b76aefd361384729686271288186d3be3b
Signed-off-by: Ned Twigg <ned.twigg@diffplug.com>
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/TagTest.java b/org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/TagTest.java
index 0fe25f550a..03391a0fb6 100644
--- a/org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/TagTest.java
+++ b/org.eclipse.jgit.pgm.test/tst/org/eclipse/jgit/pgm/TagTest.java
@@ -46,6 +46,7 @@ import static org.junit.Assert.assertEquals;
 
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.lib.CLIRepositoryTestCase;
+import org.eclipse.jgit.lib.Ref;
 import org.junit.Before;
 import org.junit.Test;
 
@@ -70,4 +71,26 @@ public class TagTest extends CLIRepositoryTestCase {
 		assertEquals("fatal: tag 'test' already exists",
 				executeUnchecked("git tag test")[0]);
 	}
+
+	@Test
+	public void testTagDelete() throws Exception {
+		git.tag().setName("test").call();
+
+		Ref ref = git.getRepository().getTags().get("test");
+		assertEquals("refs/tags/test", ref.getName());
+
+		assertEquals("", executeUnchecked("git tag -d test")[0]);
+		Ref deletedRef = git.getRepository().getTags().get("test");
+		assertEquals(null, deletedRef);
+	}
+
+	@Test
+	public void testTagDeleteFail() throws Exception {
+		try {
+			assertEquals("fatal: error: tag 'test' not found.",
+					executeUnchecked("git tag -d test")[0]);
+		} catch (Die e) {
+			assertEquals("fatal: error: tag 'test' not found", e.getMessage());
+		}
+	}
 }