@Test
public void testEntriesWithin() throws Exception {
final DirCache dc = db.readDirCache();
final String[] paths = {"a.", "a/b", "a/c", "a/d", "a0b"};
final DirCacheEntry[] ents = new DirCacheEntry[paths.length];
for (int i = 0; i < paths.length; i++) {
ents[i] = new DirCacheEntry(paths[i]);
ents[i].setFileMode(FileMode.REGULAR_FILE);
}
final int aFirst = 1;
final int aLast = 3;
final DirCacheBuilder b = dc.builder();
for (int i = 0; i < ents.length; i++) b.add(ents[i]);
b.finish();
assertEquals(paths.length, dc.getEntryCount());
for (int i = 0; i < ents.length; i++) assertSame(ents[i], dc.getEntry(i));
{
final DirCacheEntry[] aContents = dc.getEntriesWithin("a");
assertNotNull(aContents);
assertEquals(aLast - aFirst + 1, aContents.length);
for (int i = aFirst, j = 0; i <= aLast; i++, j++) assertSame(ents[i], aContents[j]);
}
{
final DirCacheEntry[] aContents = dc.getEntriesWithin("a/");
assertNotNull(aContents);
assertEquals(aLast - aFirst + 1, aContents.length);
for (int i = aFirst, j = 0; i <= aLast; i++, j++) assertSame(ents[i], aContents[j]);
}
{
final DirCacheEntry[] aContents = dc.getEntriesWithin("");
assertNotNull(aContents);
assertEquals(ents.length, aContents.length);
for (int i = 0; i < ents.length; i++) assertSame(ents[i], aContents[i]);
}
assertNotNull(dc.getEntriesWithin("a."));
assertEquals(0, dc.getEntriesWithin("a.").length);
assertNotNull(dc.getEntriesWithin("a0b"));
assertEquals(0, dc.getEntriesWithin("a0b.").length);
assertNotNull(dc.getEntriesWithin("zoo"));
assertEquals(0, dc.getEntriesWithin("zoo.").length);
}
@Test
public void testDetectUnmergedPaths() throws Exception {
final DirCache dc = db.readDirCache();
final DirCacheEntry[] ents = new DirCacheEntry[3];
ents[0] = new DirCacheEntry("a", 1);
ents[0].setFileMode(FileMode.REGULAR_FILE);
ents[1] = new DirCacheEntry("a", 2);
ents[1].setFileMode(FileMode.REGULAR_FILE);
ents[2] = new DirCacheEntry("a", 3);
ents[2].setFileMode(FileMode.REGULAR_FILE);
final DirCacheBuilder b = dc.builder();
for (int i = 0; i < ents.length; i++) b.add(ents[i]);
b.finish();
assertTrue(dc.hasUnmergedPaths());
}
@Test
public void testBuildThenClear() throws Exception {
final DirCache dc = db.readDirCache();
final String[] paths = {"a-", "a.b", "a/b", "a0b"};
final DirCacheEntry[] ents = new DirCacheEntry[paths.length];
for (int i = 0; i < paths.length; i++) {
ents[i] = new DirCacheEntry(paths[i]);
ents[i].setFileMode(FileMode.REGULAR_FILE);
}
final DirCacheBuilder b = dc.builder();
for (int i = 0; i < ents.length; i++) b.add(ents[i]);
b.finish();
assertFalse(dc.hasUnmergedPaths());
assertEquals(paths.length, dc.getEntryCount());
dc.clear();
assertEquals(0, dc.getEntryCount());
assertFalse(dc.hasUnmergedPaths());
}
private boolean doCheckout()
throws CorruptObjectException, IOException, MissingObjectException,
IncorrectObjectTypeException, CheckoutConflictException, IndexWriteException {
toBeDeleted.clear();
ObjectReader objectReader = repo.getObjectDatabase().newReader();
try {
if (headCommitTree != null) preScanTwoTrees();
else prescanOneTree();
if (!conflicts.isEmpty()) {
if (failOnConflict)
throw new CheckoutConflictException(conflicts.toArray(new String[conflicts.size()]));
else cleanUpConflicts();
}
// update our index
builder.finish();
File file = null;
String last = ""; // $NON-NLS-1$
// when deleting files process them in the opposite order as they have
// been reported. This ensures the files are deleted before we delete
// their parent folders
for (int i = removed.size() - 1; i >= 0; i--) {
String r = removed.get(i);
file = new File(repo.getWorkTree(), r);
if (!file.delete() && file.exists()) {
// The list of stuff to delete comes from the index
// which will only contain a directory if it is
// a submodule, in which case we shall not attempt
// to delete it. A submodule is not empty, so it
// is safe to check this after a failed delete.
if (!file.isDirectory()) toBeDeleted.add(r);
} else {
if (!isSamePrefix(r, last)) removeEmptyParents(new File(repo.getWorkTree(), last));
last = r;
}
}
if (file != null) removeEmptyParents(file);
for (String path : updated.keySet()) {
// ... create/overwrite this file ...
file = new File(repo.getWorkTree(), path);
if (!file.getParentFile().mkdirs()) {
// ignore
}
DirCacheEntry entry = dc.getEntry(path);
// submodules are handled with separate operations
if (FileMode.GITLINK.equals(entry.getRawMode())) continue;
checkoutEntry(repo, file, entry, objectReader);
}
// commit the index builder - a new index is persisted
if (!builder.commit()) throw new IndexWriteException();
} finally {
objectReader.release();
}
return toBeDeleted.size() == 0;
}
