Consider working tree changes when stashing newly added files

Bug: 402396
Change-Id: I50ff707c0c9abcab3f98eea21aaa6e824f7af63a

1 files changed, 32 insertions, 0 deletions

diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/StashCreateCommandTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/StashCreateCommandTest.java
index f7eba5814f..544d591fe9 100644
--- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/StashCreateCommandTest.java
+++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/api/StashCreateCommandTest.java
@@ -155,6 +155,18 @@ public class StashCreateCommandTest extends RepositoryTestCase {
 		}
 	}
 
+	private List<DiffEntry> diffIndexAgainstWorking(final RevCommit commit)
+			throws IOException {
+		TreeWalk walk = createTreeWalk();
+		try {
+			walk.addTree(commit.getParent(1).getTree());
+			walk.addTree(commit.getTree());
+			return DiffEntry.scan(walk);
+		} finally {
+			walk.release();
+		}
+	}
+
 	@Test
 	public void noLocalChanges() throws Exception {
 		assertNull(git.stashCreate().call());
@@ -195,6 +207,26 @@ public class StashCreateCommandTest extends RepositoryTestCase {
 	}
 
 	@Test
+	public void newFileInIndexThenModifiedInWorkTree() throws Exception {
+		writeTrashFile("file", "content");
+		git.add().addFilepattern("file").call();
+		writeTrashFile("file", "content2");
+		RevCommit stashedWorkTree = Git.wrap(db).stashCreate().call();
+		validateStashedCommit(stashedWorkTree);
+		RevWalk walk = new RevWalk(db);
+		RevCommit stashedIndex = stashedWorkTree.getParent(1);
+		walk.parseBody(stashedIndex);
+		walk.parseBody(stashedIndex.getTree());
+		walk.parseBody(stashedIndex.getParent(0));
+		List<DiffEntry> workTreeStashAgainstWorkTree = diffWorkingAgainstHead(stashedWorkTree);
+		assertEquals(1, workTreeStashAgainstWorkTree.size());
+		List<DiffEntry> workIndexAgainstWorkTree = diffIndexAgainstHead(stashedWorkTree);
+		assertEquals(1, workIndexAgainstWorkTree.size());
+		List<DiffEntry> indexStashAgainstWorkTree = diffIndexAgainstWorking(stashedWorkTree);
+		assertEquals(1, indexStashAgainstWorkTree.size());
+	}
+
+	@Test
 	public void indexDelete() throws Exception {
 		git.rm().addFilepattern("file.txt").call();