Handle repo submodules for bare repositories.

Change-Id: Id028a7bc9600baf0f3e2316a1f4b99e53ccc746a
Signed-off-by: Yuxuan 'fishy' Wang <fishywang@google.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/gitrepo/RepoCommandTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/gitrepo/RepoCommandTest.java
index 27d3220797..b75738c905 100644
--- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/gitrepo/RepoCommandTest.java
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/gitrepo/RepoCommandTest.java
@@ -50,9 +50,11 @@ import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
 
+import org.eclipse.jgit.api.CloneCommand;
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.junit.JGitTestUtil;
 import org.eclipse.jgit.junit.RepositoryTestCase;
+import org.eclipse.jgit.lib.Constants;
 import org.eclipse.jgit.lib.Repository;
 import org.junit.Test;
 
@@ -213,6 +215,45 @@ public class RepoCommandTest extends RepositoryTestCase {
 		assertEquals("The destination file has expected content", "world", content);
 	}
 
+	@Test
+	public void testBareRepo() throws Exception {
+		Repository remoteDb = createBareRepository();
+		Repository tempDb = createWorkRepository();
+		StringBuilder xmlContent = new StringBuilder();
+		xmlContent.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n")
+			.append("<manifest>")
+			.append("<remote name=\"remote1\" fetch=\".\" />")
+			.append("<default revision=\"master\" remote=\"remote1\" />")
+			.append("<project path=\"foo\" name=\"")
+			.append(defaultUri)
+			.append("\" />")
+			.append("</manifest>");
+		JGitTestUtil.writeTrashFile(tempDb, "manifest.xml", xmlContent.toString());
+		RepoCommand command = new RepoCommand(remoteDb);
+		command.setPath(tempDb.getWorkTree().getAbsolutePath() + "/manifest.xml")
+			.setURI(rootUri)
+			.call();
+		// Clone it
+		File directory = createTempDirectory("testBareRepo");
+		CloneCommand clone = Git.cloneRepository();
+		clone.setDirectory(directory);
+		clone.setURI(remoteDb.getDirectory().toURI().toString());
+		Repository localDb = clone.call().getRepository();
+		// The .gitmodules file should exist
+		File gitmodules = new File(localDb.getWorkTree(), ".gitmodules");
+		assertTrue("The .gitmodules file exists", gitmodules.exists());
+		// The first line of .gitmodules file should be expected
+		BufferedReader reader = new BufferedReader(new FileReader(gitmodules));
+		String content = reader.readLine();
+		reader.close();
+		assertEquals("The first line of .gitmodules file is as expected.",
+				"[submodule \"foo\"]", content);
+		// The gitlink should be the same of remote head sha1
+		String gitlink = localDb.resolve(Constants.HEAD + ":foo").name();
+		String remote = defaultDb.resolve(Constants.HEAD).name();
+		assertEquals("The gitlink is same as remote head", remote, gitlink);
+	}
+
 	private void resolveRelativeUris() {
 		// Find the longest common prefix ends with "/" as rootUri.
 		defaultUri = defaultDb.getDirectory().toURI().toString();