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Describe HEAD if no explicit target was set 

Change-Id: I5a5a238709df813ec07278bb3b4f9ea5c85c0883
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
Matthias Sohn 2013-10-10 23:01:30 +02:00
parent 3c2c8b47ff
commit b15c617d0f
4 changed files with 22 additions and 15 deletions
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18
org.eclipse.jgit.test/tst/org/eclipse/jgit/api/DescribeCommandTest.java
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@ -42,16 +42,19 @@
*/
package org.eclipse.jgit.api;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.junit.RepositoryTestCase;
import org.eclipse.jgit.lib.ObjectId;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import static org.junit.Assert.*;
import org.eclipse.jgit.api.errors.GitAPIException;
import org.eclipse.jgit.api.errors.RefNotFoundException;
import org.eclipse.jgit.junit.RepositoryTestCase;
import org.eclipse.jgit.lib.ObjectId;
import org.junit.Test;
public class DescribeCommandTest extends RepositoryTestCase {
@ -63,7 +66,7 @@ public void setUp() throws Exception {
git = new Git(db);
}
@Test(expected = IllegalArgumentException.class)
@Test(expected = RefNotFoundException.class)
public void noTargetSet() throws Exception {
git.describe().call();
}
@ -87,6 +90,9 @@ public void testDescribe() throws Exception {
assertNameStartsWith(c4, "3e563c5");
// the value verified with git-describe(1)
assertEquals("t2-1-g3e563c5", describe(c4));
// test default target
assertEquals("t2-1-g3e563c5", git.describe().call());
}
/**

1
org.eclipse.jgit/resources/org/eclipse/jgit/internal/JGitText.properties
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@ -478,7 +478,6 @@ systemConfigFileInvalid=Systen wide config file {0} is invalid {1}
tagAlreadyExists=tag ''{0}'' already exists
tagNameInvalid=tag name {0} is invalid
tagOnRepoWithoutHEADCurrentlyNotSupported=Tag on repository without HEAD currently not supported
targetIsNotSet=Target is not set
theFactoryMustNotBeNull=The factory must not be null
timerAlreadyTerminated=Timer already terminated
topologicalSortRequired=Topological sort required.

17
org.eclipse.jgit/src/org/eclipse/jgit/api/DescribeCommand.java
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@ -48,6 +48,7 @@
import org.eclipse.jgit.errors.IncorrectObjectTypeException;
import org.eclipse.jgit.errors.MissingObjectException;
import org.eclipse.jgit.internal.JGitText;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.ObjectId;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
@ -135,14 +136,16 @@ public DescribeCommand setTarget(String rev) throws IOException,
}
/**
* Describes the specified commit.
* Describes the specified commit. Target defaults to HEAD if no commit was
* set explicitly.
*
* @return if there's a tag that points to the commit being described, this tag name
* is returned. Otherwise additional suffix is added to the nearest tag, just
* like git-describe(1).
* @return if there's a tag that points to the commit being described, this
* tag name is returned. Otherwise additional suffix is added to the
* nearest tag, just like git-describe(1).
* <p/>
* If none of the ancestors of the commit being described has any tags at all,
* then this method returns null, indicating that there's no way to describe this tag.
* If none of the ancestors of the commit being described has any
* tags at all, then this method returns null, indicating that
* there's no way to describe this tag.
*/
@Override
public String call() throws GitAPIException {
@ -150,7 +153,7 @@ public String call() throws GitAPIException {
checkCallable();
if (target == null)
throw new IllegalArgumentException(JGitText.get().targetIsNotSet);
setTarget(Constants.HEAD);
Map<ObjectId, Ref> tags = new HashMap<ObjectId, Ref>();

1
org.eclipse.jgit/src/org/eclipse/jgit/internal/JGitText.java
View File

@ -540,7 +540,6 @@ public static JGitText get() {
/***/ public String tagAlreadyExists;
/***/ public String tagNameInvalid;
/***/ public String tagOnRepoWithoutHEADCurrentlyNotSupported;
/***/ public String targetIsNotSet;
/***/ public String theFactoryMustNotBeNull;
/***/ public String timerAlreadyTerminated;
/***/ public String topologicalSortRequired;