diff options
Diffstat (limited to 'org.eclipse.jgit.test/tst')
| -rw-r--r-- | org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/MergedReftableTest.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/MergedReftableTest.java b/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/MergedReftableTest.java index 2a2aeb592f..a246ac9e9c 100644 --- a/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/MergedReftableTest.java +++ b/org.eclipse.jgit.test/tst/org/eclipse/jgit/internal/storage/reftable/MergedReftableTest.java @@ -287,6 +287,123 @@ public class MergedReftableTest { } @Test + public void nonOverlappedUpdateIndices() throws IOException { + ByteArrayOutputStream buf = new ByteArrayOutputStream(); + ReftableWriter writer = new ReftableWriter(buf) + .setMinUpdateIndex(1) + .setMaxUpdateIndex(2) + .begin(); + writer.writeRef(ref("refs/heads/a", 1), 1); + writer.writeRef(ref("refs/heads/b", 2), 2); + writer.finish(); + byte[] base = buf.toByteArray(); + + buf = new ByteArrayOutputStream(); + writer = new ReftableWriter(buf) + .setMinUpdateIndex(3) + .setMaxUpdateIndex(4) + .begin(); + writer.writeRef(ref("refs/heads/a", 10), 3); + writer.writeRef(ref("refs/heads/b", 20), 4); + writer.finish(); + byte[] delta = buf.toByteArray(); + + MergedReftable mr = merge(base, delta); + assertEquals(1, mr.minUpdateIndex()); + assertEquals(4, mr.maxUpdateIndex()); + + try (RefCursor rc = mr.allRefs()) { + assertTrue(rc.next()); + assertEquals("refs/heads/a", rc.getRef().getName()); + assertEquals(id(10), rc.getRef().getObjectId()); + assertEquals(3, rc.getRef().getUpdateIndex()); + + assertTrue(rc.next()); + assertEquals("refs/heads/b", rc.getRef().getName()); + assertEquals(id(20), rc.getRef().getObjectId()); + assertEquals(4, rc.getRef().getUpdateIndex()); + } + } + + @Test + public void overlappedUpdateIndices() throws IOException { + ByteArrayOutputStream buf = new ByteArrayOutputStream(); + ReftableWriter writer = new ReftableWriter(buf) + .setMinUpdateIndex(1) + .setMaxUpdateIndex(3) + .begin(); + writer.writeRef(ref("refs/heads/a", 1), 1); + writer.writeRef(ref("refs/heads/b", 2), 3); + writer.finish(); + byte[] base = buf.toByteArray(); + + buf = new ByteArrayOutputStream(); + writer = new ReftableWriter(buf) + .setMinUpdateIndex(2) + .setMaxUpdateIndex(4) + .begin(); + writer.writeRef(ref("refs/heads/a", 10), 2); + writer.writeRef(ref("refs/heads/b", 20), 4); + writer.finish(); + byte[] delta = buf.toByteArray(); + + MergedReftable mr = merge(base, delta); + assertEquals(1, mr.minUpdateIndex()); + assertEquals(4, mr.maxUpdateIndex()); + + try (RefCursor rc = mr.allRefs()) { + assertTrue(rc.next()); + assertEquals("refs/heads/a", rc.getRef().getName()); + assertEquals(id(10), rc.getRef().getObjectId()); + assertEquals(2, rc.getRef().getUpdateIndex()); + + assertTrue(rc.next()); + assertEquals("refs/heads/b", rc.getRef().getName()); + assertEquals(id(20), rc.getRef().getObjectId()); + assertEquals(4, rc.getRef().getUpdateIndex()); + } + } + + @Test + public void enclosedUpdateIndices() throws IOException { + ByteArrayOutputStream buf = new ByteArrayOutputStream(); + ReftableWriter writer = new ReftableWriter(buf) + .setMinUpdateIndex(1) + .setMaxUpdateIndex(4) + .begin(); + writer.writeRef(ref("refs/heads/a", 1), 1); + writer.writeRef(ref("refs/heads/b", 20), 4); + writer.finish(); + byte[] base = buf.toByteArray(); + + buf = new ByteArrayOutputStream(); + writer = new ReftableWriter(buf) + .setMinUpdateIndex(2) + .setMaxUpdateIndex(3) + .begin(); + writer.writeRef(ref("refs/heads/a", 10), 2); + writer.writeRef(ref("refs/heads/b", 2), 3); + writer.finish(); + byte[] delta = buf.toByteArray(); + + MergedReftable mr = merge(base, delta); + assertEquals(1, mr.minUpdateIndex()); + assertEquals(4, mr.maxUpdateIndex()); + + try (RefCursor rc = mr.allRefs()) { + assertTrue(rc.next()); + assertEquals("refs/heads/a", rc.getRef().getName()); + assertEquals(id(10), rc.getRef().getObjectId()); + assertEquals(2, rc.getRef().getUpdateIndex()); + + assertTrue(rc.next()); + assertEquals("refs/heads/b", rc.getRef().getName()); + assertEquals(id(20), rc.getRef().getObjectId()); + assertEquals(4, rc.getRef().getUpdateIndex()); + } + } + + @Test public void compaction() throws IOException { List<Ref> delta1 = Arrays.asList( ref("refs/heads/next", 4), |