diff options
Diffstat (limited to 'org.eclipse.jgit.test')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/ReftableTest.java | 2 | ||||
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/MergerTest.java | 264 |
2 files changed, 265 insertions, 1 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/ReftableTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/ReftableTest.java index 56f881ec53..0d739b9276 100644 --- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/ReftableTest.java +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/ReftableTest.java @@ -487,7 +487,7 @@ public class ReftableTest { public void seekPastWithLotsOfRefs() throws IOException { Ref[] refs = new Ref[500]; for (int i = 1; i <= 500; i++) { - refs[i - 1] = ref(String.format("refs/%d", i), i); + refs[i - 1] = ref(String.format("refs/%d", Integer.valueOf(i)), i); } ReftableReader t = read(write(refs)); try (RefCursor rc = t.allRefs()) { diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/MergerTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/MergerTest.java index e2ac89be90..eecf25be90 100644 --- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/MergerTest.java +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/merge/MergerTest.java @@ -1384,6 +1384,270 @@ public class MergerTest extends RepositoryTestCase { git.merge().include(commitB).call(); } + /** + * Merging two commits with a file/dir conflict in the virtual ancestor. + * + * <p> + * Those conflicts should be ignored, otherwise the found base can not be used by the + * RecursiveMerger. + * <pre> + * -------------- + * | \ + * | C1 - C4 --- ? master + * | / / + * | I - A1 - C2 - C3 second-branch + * | \ / + * \ \ / + * ----A2-------- branch-to-merge + * </pre> + * <p> + * <p> + * Path "a" is initially a file in I and A1. It is changed to a directory in A2 + * ("branch-to-merge"). + * <p> + * A2 is merged into "master" and "second-branch". The dir/file merge conflict is resolved + * manually, results in C4 and C3. + * <p> + * While merging C3 and C4, A1 and A2 are the base commits found by the recursive merge that + * have the dir/file conflict. + */ + @Theory + public void checkFileDirMergeConflictInVirtualAncestor_NoConflictInChildren( + MergeStrategy strategy) + throws Exception { + if (!strategy.equals(MergeStrategy.RECURSIVE)) { + return; + } + + Git git = Git.wrap(db); + + // master + writeTrashFile("a", "initial content"); + git.add().addFilepattern("a").call(); + RevCommit commitI = git.commit().setMessage("Initial commit").call(); + + writeTrashFile("a", "content in Ancestor 1"); + git.add().addFilepattern("a").call(); + RevCommit commitA1 = git.commit().setMessage("Ancestor 1").call(); + + writeTrashFile("a", "content in Child 1 (commited on master)"); + git.add().addFilepattern("a").call(); + // commit C1M + git.commit().setMessage("Child 1 on master").call(); + + git.checkout().setCreateBranch(true).setStartPoint(commitI).setName("branch-to-merge").call(); + // "a" becomes a directory in A2 + git.rm().addFilepattern("a").call(); + writeTrashFile("a/content", "content in Ancestor 2 (commited on branch-to-merge)"); + git.add().addFilepattern("a/content").call(); + RevCommit commitA2 = git.commit().setMessage("Ancestor 2").call(); + + // second branch + git.checkout().setCreateBranch(true).setStartPoint(commitA1).setName("second-branch").call(); + writeTrashFile("a", "content in Child 2 (commited on second-branch)"); + git.add().addFilepattern("a").call(); + // commit C2S + git.commit().setMessage("Child 2 on second-branch").call(); + + // Merge branch-to-merge into second-branch + MergeResult mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + // Resolve the conflict manually, merge "a" as a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + writeTrashFile("a", "merge conflict resolution"); + git.add().addFilepattern("a").call(); + RevCommit commitC3S = git.commit().setMessage("Child 3 on second bug - resolve merge conflict") + .call(); + + // Merge branch-to-merge into master + git.checkout().setName("master").call(); + mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + + // Resolve the conflict manually - merge "a" as a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + writeTrashFile("a", "merge conflict resolution"); + git.add().addFilepattern("a").call(); + // commit C4M + git.commit().setMessage("Child 4 on master - resolve merge conflict").call(); + + // Merge C4M (second-branch) into master (C3S) + // Conflict in virtual base should be here, but there are no conflicts in + // children + mergeResult = git.merge().include(commitC3S).call(); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.MERGED); + + } + + @Theory + public void checkFileDirMergeConflictInVirtualAncestor_ConflictInChildren_FileDir(MergeStrategy strategy) + throws Exception { + if (!strategy.equals(MergeStrategy.RECURSIVE)) { + return; + } + + Git git = Git.wrap(db); + + // master + writeTrashFile("a", "initial content"); + git.add().addFilepattern("a").call(); + RevCommit commitI = git.commit().setMessage("Initial commit").call(); + + writeTrashFile("a", "content in Ancestor 1"); + git.add().addFilepattern("a").call(); + RevCommit commitA1 = git.commit().setMessage("Ancestor 1").call(); + + writeTrashFile("a", "content in Child 1 (commited on master)"); + git.add().addFilepattern("a").call(); + // commit C1M + git.commit().setMessage("Child 1 on master").call(); + + git.checkout().setCreateBranch(true).setStartPoint(commitI).setName("branch-to-merge").call(); + + // "a" becomes a directory in A2 + git.rm().addFilepattern("a").call(); + writeTrashFile("a/content", "content in Ancestor 2 (commited on branch-to-merge)"); + git.add().addFilepattern("a/content").call(); + RevCommit commitA2 = git.commit().setMessage("Ancestor 2").call(); + + // second branch + git.checkout().setCreateBranch(true).setStartPoint(commitA1).setName("second-branch").call(); + writeTrashFile("a", "content in Child 2 (commited on second-branch)"); + git.add().addFilepattern("a").call(); + // commit C2S + git.commit().setMessage("Child 2 on second-branch").call(); + + // Merge branch-to-merge into second-branch + MergeResult mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + // Resolve the conflict manually - write a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + writeTrashFile("a", + "content in Child 3 (commited on second-branch) - merge conflict resolution"); + git.add().addFilepattern("a").call(); + RevCommit commitC3S = git.commit().setMessage("Child 3 on second bug - resolve merge conflict") + .call(); + + // Merge branch-to-merge into master + git.checkout().setName("master").call(); + mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + + // Resolve the conflict manually - write a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + writeTrashFile("a", "content in Child 4 (commited on master) - merge conflict resolution"); + git.add().addFilepattern("a").call(); + // commit C4M + git.commit().setMessage("Child 4 on master - resolve merge conflict").call(); + + // Merge C4M (second-branch) into master (C3S) + // Conflict in virtual base should be here + mergeResult = git.merge().include(commitC3S).call(); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + String expected = + "<<<<<<< HEAD\n" + "content in Child 4 (commited on master) - merge conflict resolution\n" + + "=======\n" + + "content in Child 3 (commited on second-branch) - merge conflict resolution\n" + + ">>>>>>> " + commitC3S.name() + "\n"; + assertEquals(expected, read("a")); + // Nothing was populated from the ancestors. + assertEquals( + "[a, mode:100644, stage:2, content:content in Child 4 (commited on master) - merge conflict resolution][a, mode:100644, stage:3, content:content in Child 3 (commited on second-branch) - merge conflict resolution]", + indexState(CONTENT)); + } + + /** + * Same test as above, but "a" is a dir in A1 and a file in A2 + */ + @Theory + public void checkFileDirMergeConflictInVirtualAncestor_ConflictInChildren_DirFile(MergeStrategy strategy) + throws Exception { + if (!strategy.equals(MergeStrategy.RECURSIVE)) { + return; + } + + Git git = Git.wrap(db); + + // master + writeTrashFile("a/content", "initial content"); + git.add().addFilepattern("a/content").call(); + RevCommit commitI = git.commit().setMessage("Initial commit").call(); + + writeTrashFile("a/content", "content in Ancestor 1"); + git.add().addFilepattern("a/content").call(); + RevCommit commitA1 = git.commit().setMessage("Ancestor 1").call(); + + writeTrashFile("a/content", "content in Child 1 (commited on master)"); + git.add().addFilepattern("a/content").call(); + // commit C1M + git.commit().setMessage("Child 1 on master").call(); + + git.checkout().setCreateBranch(true).setStartPoint(commitI).setName("branch-to-merge").call(); + + // "a" becomes a file in A2 + git.rm().addFilepattern("a/content").call(); + writeTrashFile("a", "content in Ancestor 2 (commited on branch-to-merge)"); + git.add().addFilepattern("a").call(); + RevCommit commitA2 = git.commit().setMessage("Ancestor 2").call(); + + // second branch + git.checkout().setCreateBranch(true).setStartPoint(commitA1).setName("second-branch").call(); + writeTrashFile("a/content", "content in Child 2 (commited on second-branch)"); + git.add().addFilepattern("a/content").call(); + // commit C2S + git.commit().setMessage("Child 2 on second-branch").call(); + + // Merge branch-to-merge into second-branch + MergeResult mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + // Resolve the conflict manually - write a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + deleteTrashFile("a/content"); + deleteTrashFile("a"); + writeTrashFile("a", "content in Child 3 (commited on second-branch) - merge conflict resolution"); + git.add().addFilepattern("a").call(); + RevCommit commitC3S = git.commit().setMessage("Child 3 on second bug - resolve merge conflict").call(); + + // Merge branch-to-merge into master + git.checkout().setName("master").call(); + mergeResult = git.merge().include(commitA2).setStrategy(strategy).call(); + assertEquals(mergeResult.getNewHead(), null); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + + // Resolve the conflict manually - write a file + git.rm().addFilepattern("a").call(); + git.rm().addFilepattern("a/content").call(); + deleteTrashFile("a/content"); + deleteTrashFile("a"); + writeTrashFile("a", "content in Child 4 (commited on master) - merge conflict resolution"); + git.add().addFilepattern("a").call(); + // commit C4M + git.commit().setMessage("Child 4 on master - resolve merge conflict").call(); + + // Merge C4M (second-branch) into master (C3S) + // Conflict in virtual base should be here + mergeResult = git.merge().include(commitC3S).call(); + assertEquals(mergeResult.getMergeStatus(), MergeStatus.CONFLICTING); + String expected = "<<<<<<< HEAD\n" + "content in Child 4 (commited on master) - merge conflict resolution\n" + + "=======\n" + "content in Child 3 (commited on second-branch) - merge conflict resolution\n" + + ">>>>>>> " + commitC3S.name() + "\n"; + assertEquals(expected, read("a")); + // Nothing was populated from the ancestors. + assertEquals( + "[a, mode:100644, stage:2, content:content in Child 4 (commited on master) - merge conflict resolution][a, mode:100644, stage:3, content:content in Child 3 (commited on second-branch) - merge conflict resolution]", + indexState(CONTENT)); + } + private void writeSubmodule(String path, ObjectId commit) throws IOException, ConfigInvalidException { addSubmoduleToIndex(path, commit); |