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* Copyright (C) 2009, Google Inc.
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* without modification, are permitted provided that the following
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* - Redistributions of source code must retain the above copyright
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* - Redistributions in binary form must reproduce the above
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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package org.spearce.jgit.revwalk;
public class ObjectWalkTest extends RevWalkTestCase {
protected ObjectWalk objw;
protected RevWalk createRevWalk() {
return objw = new ObjectWalk(db);
}
public void testNoCommits() throws Exception {
assertNull(objw.next());
assertNull(objw.nextObject());
}
public void testTwoCommitsEmptyTree() throws Exception {
final RevCommit a = commit();
final RevCommit b = commit(a);
markStart(b);
assertCommit(b, objw.next());
assertCommit(a, objw.next());
assertNull(objw.next());
assertSame(emptyTree, objw.nextObject());
assertNull(objw.nextObject());
}
public void testOneCommitOneTreeTwoBlob() throws Exception {
final RevBlob f0 = blob("0");
final RevBlob f1 = blob("1");
final RevTree t = tree(file("0", f0), file("1", f1), file("2", f1));
final RevCommit a = commit(t);
markStart(a);
assertCommit(a, objw.next());
assertNull(objw.next());
assertSame(t, objw.nextObject());
assertSame(f0, objw.nextObject());
assertSame(f1, objw.nextObject());
assertNull(objw.nextObject());
}
public void testTwoCommitTwoTreeTwoBlob() throws Exception {
final RevBlob f0 = blob("0");
final RevBlob f1 = blob("1");
final RevBlob f2 = blob("0v2");
final RevTree ta = tree(file("0", f0), file("1", f1), file("2", f1));
final RevTree tb = tree(file("0", f2), file("1", f1), file("2", f1));
final RevCommit a = commit(ta);
final RevCommit b = commit(tb, a);
markStart(b);
assertCommit(b, objw.next());
assertCommit(a, objw.next());
assertNull(objw.next());
assertSame(tb, objw.nextObject());
assertSame(f2, objw.nextObject());
assertSame(f1, objw.nextObject());
assertSame(ta, objw.nextObject());
assertSame(f0, objw.nextObject());
assertNull(objw.nextObject());
}
public void testTwoCommitDeepTree1() throws Exception {
final RevBlob f0 = blob("0");
final RevBlob f1 = blob("0v2");
final RevTree ta = tree(file("a/b/0", f0));
final RevTree tb = tree(file("a/b/1", f1));
final RevCommit a = commit(ta);
final RevCommit b = commit(tb, a);
markStart(b);
assertCommit(b, objw.next());
assertCommit(a, objw.next());
assertNull(objw.next());
assertSame(tb, objw.nextObject());
assertSame(get(tb, "a"), objw.nextObject());
assertSame(get(tb, "a/b"), objw.nextObject());
assertSame(f1, objw.nextObject());
assertSame(ta, objw.nextObject());
assertSame(get(ta, "a"), objw.nextObject());
assertSame(get(ta, "a/b"), objw.nextObject());
assertSame(f0, objw.nextObject());
assertNull(objw.nextObject());
}
public void testTwoCommitDeepTree2() throws Exception {
final RevBlob f1 = blob("1");
final RevTree ta = tree(file("a/b/0", f1), file("a/c/q", f1));
final RevTree tb = tree(file("a/b/1", f1), file("a/c/q", f1));
final RevCommit a = commit(ta);
final RevCommit b = commit(tb, a);
markStart(b);
assertCommit(b, objw.next());
assertCommit(a, objw.next());
assertNull(objw.next());
assertSame(tb, objw.nextObject());
assertSame(get(tb, "a"), objw.nextObject());
assertSame(get(tb, "a/b"), objw.nextObject());
assertSame(f1, objw.nextObject());
assertSame(get(tb, "a/c"), objw.nextObject());
assertSame(ta, objw.nextObject());
assertSame(get(ta, "a"), objw.nextObject());
assertSame(get(ta, "a/b"), objw.nextObject());
assertNull(objw.nextObject());
}
public void testCull() throws Exception {
final RevBlob f1 = blob("1");
final RevBlob f2 = blob("2");
final RevBlob f3 = blob("3");
final RevBlob f4 = blob("4");
final RevTree ta = tree(file("a/1", f1), file("c/3", f3));
final RevCommit a = commit(ta);
final RevTree tb = tree(file("a/1", f2), file("c/3", f3));
final RevCommit b1 = commit(tb, a);
final RevCommit b2 = commit(tb, b1);
final RevTree tc = tree(file("a/1", f4));
final RevCommit c1 = commit(tc, a);
final RevCommit c2 = commit(tc, c1);
markStart(b2);
markUninteresting(c2);
assertCommit(b2, objw.next());
assertCommit(b1, objw.next());
assertNull(objw.next());
assertTrue(a.has(RevFlag.UNINTERESTING));
assertTrue(ta.has(RevFlag.UNINTERESTING));
assertTrue(f1.has(RevFlag.UNINTERESTING));
assertTrue(f3.has(RevFlag.UNINTERESTING));
assertSame(tb, objw.nextObject());
assertSame(get(tb, "a"), objw.nextObject());
assertSame(f2, objw.nextObject());
assertNull(objw.nextObject());
}
}