public virtual void TestRenameLimit()
{
ObjectId aId = Blob("foo\nbar\nbaz\nblarg\n");
ObjectId bId = Blob("foo\nbar\nbaz\nblah\n");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_B, bId);
ObjectId cId = Blob("a\nb\nc\nd\n");
ObjectId dId = Blob("a\nb\nc\n");
DiffEntry c = DiffEntry.Add(PATH_H, cId);
DiffEntry d = DiffEntry.Delete(PATH_Q, dId);
rd.Add(a);
rd.Add(b);
rd.Add(c);
rd.Add(d);
rd.SetRenameLimit(1);
NUnit.Framework.Assert.IsTrue(rd.IsOverRenameLimit());
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(4, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
NUnit.Framework.Assert.AreSame(b, entries[1]);
NUnit.Framework.Assert.AreSame(c, entries[2]);
NUnit.Framework.Assert.AreSame(d, entries[3]);
}
public virtual void TestCreateFileHeader_Modify()
{
ObjectId adId = Blob("a\nd\n");
ObjectId abcdId = Blob("a\nb\nc\nd\n");
string diffHeader = MakeDiffHeader(PATH_A, PATH_A, adId, abcdId);
DiffEntry ad = DiffEntry.Delete(PATH_A, adId);
DiffEntry abcd = DiffEntry.Add(PATH_A, abcdId);
DiffEntry mod = DiffEntry.Pair(DiffEntry.ChangeType.MODIFY, ad, abcd, 0);
FileHeader fh = df.ToFileHeader(mod);
NUnit.Framework.Assert.AreEqual(diffHeader, RawParseUtils.Decode(fh.GetBuffer()));
NUnit.Framework.Assert.AreEqual(0, fh.GetStartOffset());
NUnit.Framework.Assert.AreEqual(fh.GetBuffer().Length, fh.GetEndOffset());
NUnit.Framework.Assert.AreEqual(FileHeader.PatchType.UNIFIED, fh.GetPatchType());
NUnit.Framework.Assert.AreEqual(1, fh.GetHunks().Count);
HunkHeader hh = fh.GetHunks()[0];
NUnit.Framework.Assert.AreEqual(1, hh.ToEditList().Count);
EditList el = hh.ToEditList();
NUnit.Framework.Assert.AreEqual(1, el.Count);
Edit e = el[0];
NUnit.Framework.Assert.AreEqual(1, e.GetBeginA());
NUnit.Framework.Assert.AreEqual(1, e.GetEndA());
NUnit.Framework.Assert.AreEqual(1, e.GetBeginB());
NUnit.Framework.Assert.AreEqual(3, e.GetEndB());
NUnit.Framework.Assert.AreEqual(Edit.Type.INSERT, e.GetType());
}
public virtual void TestCreateFileHeader_Add()
{
ObjectId adId = Blob("a\nd\n");
DiffEntry ent = DiffEntry.Add("FOO", adId);
FileHeader fh = df.ToFileHeader(ent);
string diffHeader = "diff --git a/FOO b/FOO\n" + "new file mode " + REGULAR_FILE
+ "\n" + "index " + ObjectId.ZeroId.Abbreviate(8).Name + ".." + adId.Abbreviate(
8).Name + "\n" + "--- /dev/null\n" + "+++ b/FOO\n";
//
//
//
NUnit.Framework.Assert.AreEqual(diffHeader, RawParseUtils.Decode(fh.GetBuffer()));
NUnit.Framework.Assert.AreEqual(0, fh.GetStartOffset());
NUnit.Framework.Assert.AreEqual(fh.GetBuffer().Length, fh.GetEndOffset());
NUnit.Framework.Assert.AreEqual(FileHeader.PatchType.UNIFIED, fh.GetPatchType());
NUnit.Framework.Assert.AreEqual(1, fh.GetHunks().Count);
HunkHeader hh = fh.GetHunks()[0];
NUnit.Framework.Assert.AreEqual(1, hh.ToEditList().Count);
EditList el = hh.ToEditList();
NUnit.Framework.Assert.AreEqual(1, el.Count);
Edit e = el[0];
NUnit.Framework.Assert.AreEqual(0, e.GetBeginA());
NUnit.Framework.Assert.AreEqual(0, e.GetEndA());
NUnit.Framework.Assert.AreEqual(0, e.GetBeginB());
NUnit.Framework.Assert.AreEqual(2, e.GetEndB());
NUnit.Framework.Assert.AreEqual(Edit.Type.INSERT, e.GetType());
}
public virtual void TestNoRenames_EmptyFile1()
{
ObjectId aId = Blob(string.Empty);
DiffEntry a = DiffEntry.Add(PATH_A, aId);
rd.Add(a);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
}
public virtual void TestExactRename_OneRename()
{
ObjectId foo = Blob("foo");
DiffEntry a = DiffEntry.Add(PATH_A, foo);
DiffEntry b = DiffEntry.Delete(PATH_Q, foo);
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
AssertRename(b, a, 100, entries[0]);
}
public virtual void TestInexactRename_SameContentMultipleTimes()
{
ObjectId aId = Blob("a\na\na\na\n");
ObjectId bId = Blob("a\na\na\n");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
AssertRename(b, a, 74, entries[0]);
}
public virtual void TestInexactRename_LastByteDifferent()
{
ObjectId aId = Blob("foo\nbar\na");
ObjectId bId = Blob("foo\nbar\nb");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
AssertRename(b, a, 88, entries[0]);
}
public virtual void TestInexactRename_OnePair()
{
ObjectId aId = Blob("foo\nbar\nbaz\nblarg\n");
ObjectId bId = Blob("foo\nbar\nbaz\nblah\n");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
AssertRename(b, a, 66, entries[0]);
}
public virtual void TestInexactRenames_OnePair2()
{
ObjectId aId = Blob("ab\nab\nab\nac\nad\nae\n");
ObjectId bId = Blob("ac\nab\nab\nab\naa\na0\na1\n");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
rd.Add(a);
rd.Add(b);
rd.SetRenameScore(50);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(1, entries.Count);
AssertRename(b, a, 57, entries[0]);
}
public virtual void TestNoRenames_GitlinkAndFile()
{
ObjectId aId = Blob("src/dest");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, aId);
b.oldMode = FileMode.GITLINK;
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
NUnit.Framework.Assert.AreSame(b, entries[1]);
}
public virtual void TestNoRenames_EmptyFile2()
{
ObjectId aId = Blob(string.Empty);
ObjectId bId = Blob("blah");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
rd.Add(a);
rd.Add(b);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
NUnit.Framework.Assert.AreSame(b, entries[1]);
}
public virtual void TestNoRenames_SymlinkAndFileSamePath()
{
ObjectId aId = Blob("src/dest");
DiffEntry a = DiffEntry.Delete(PATH_A, aId);
DiffEntry b = DiffEntry.Add(PATH_A, aId);
a.oldMode = FileMode.SYMLINK;
rd.Add(a);
rd.Add(b);
// Deletes should be first
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
NUnit.Framework.Assert.AreSame(b, entries[1]);
}
public virtual void TestCreateFileHeader_Binary()
{
ObjectId adId = Blob("a\nd\n");
ObjectId binId = Blob("a\nb\nc\n\x0\x0\x0\x0d\n");
string diffHeader = MakeDiffHeader(PATH_A, PATH_B, adId, binId) + "Binary files differ\n";
DiffEntry ad = DiffEntry.Delete(PATH_A, adId);
DiffEntry abcd = DiffEntry.Add(PATH_B, binId);
DiffEntry mod = DiffEntry.Pair(DiffEntry.ChangeType.MODIFY, ad, abcd, 0);
FileHeader fh = df.ToFileHeader(mod);
NUnit.Framework.Assert.AreEqual(diffHeader, RawParseUtils.Decode(fh.GetBuffer()));
NUnit.Framework.Assert.AreEqual(FileHeader.PatchType.BINARY, fh.GetPatchType());
NUnit.Framework.Assert.AreEqual(1, fh.GetHunks().Count);
HunkHeader hh = fh.GetHunks()[0];
NUnit.Framework.Assert.AreEqual(0, hh.ToEditList().Count);
}
public virtual void TestExactRename_OneRenameOneModify()
{
ObjectId foo = Blob("foo");
ObjectId bar = Blob("bar");
DiffEntry a = DiffEntry.Add(PATH_A, foo);
DiffEntry b = DiffEntry.Delete(PATH_Q, foo);
DiffEntry c = DiffEntry.Modify(PATH_H);
c.newId = c.oldId = AbbreviatedObjectId.FromObjectId(bar);
rd.Add(a);
rd.Add(b);
rd.Add(c);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
AssertRename(b, a, 100, entries[0]);
NUnit.Framework.Assert.AreSame(c, entries[1]);
}
public virtual void TestExactRename_DifferentObjects()
{
ObjectId foo = Blob("foo");
ObjectId bar = Blob("bar");
DiffEntry a = DiffEntry.Add(PATH_A, foo);
DiffEntry h = DiffEntry.Add(PATH_H, foo);
DiffEntry q = DiffEntry.Delete(PATH_Q, bar);
rd.Add(a);
rd.Add(h);
rd.Add(q);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(3, entries.Count);
NUnit.Framework.Assert.AreSame(a, entries[0]);
NUnit.Framework.Assert.AreSame(h, entries[1]);
NUnit.Framework.Assert.AreSame(q, entries[2]);
}
public virtual void TestCreateFileHeader_GitLink()
{
ObjectId aId = Blob("a\n");
ObjectId bId = Blob("b\n");
string diffHeader = MakeDiffHeaderModeChange(PATH_A, PATH_A, aId, bId, GITLINK, REGULAR_FILE
) + "-Subproject commit " + aId.Name + "\n";
DiffEntry ad = DiffEntry.Delete(PATH_A, aId);
ad.oldMode = FileMode.GITLINK;
DiffEntry abcd = DiffEntry.Add(PATH_A, bId);
DiffEntry mod = DiffEntry.Pair(DiffEntry.ChangeType.MODIFY, ad, abcd, 0);
FileHeader fh = df.ToFileHeader(mod);
NUnit.Framework.Assert.AreEqual(diffHeader, RawParseUtils.Decode(fh.GetBuffer()));
NUnit.Framework.Assert.AreEqual(1, fh.GetHunks().Count);
HunkHeader hh = fh.GetHunks()[0];
NUnit.Framework.Assert.AreEqual(0, hh.ToEditList().Count);
}
public virtual void TestExactRename_OneDeleteManyAdds()
{
ObjectId foo = Blob("foo");
DiffEntry a = DiffEntry.Add("src/com/foo/a.java", foo);
DiffEntry b = DiffEntry.Add("src/com/foo/b.java", foo);
DiffEntry c = DiffEntry.Add("c.txt", foo);
DiffEntry d = DiffEntry.Delete("d.txt", foo);
rd.Add(a);
rd.Add(b);
rd.Add(c);
rd.Add(d);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(3, entries.Count);
AssertRename(d, c, 100, entries[0]);
AssertCopy(d, a, 100, entries[1]);
AssertCopy(d, b, 100, entries[2]);
}
public virtual void TestBreakModify_BreakNone()
{
ObjectId aId = Blob("foo");
ObjectId bId = Blob("bar");
DiffEntry m = DiffEntry.Modify(PATH_A);
m.oldId = AbbreviatedObjectId.FromObjectId(aId);
m.newId = AbbreviatedObjectId.FromObjectId(bId);
DiffEntry a = DiffEntry.Add(PATH_B, aId);
rd.Add(a);
rd.Add(m);
rd.SetBreakScore(-1);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
NUnit.Framework.Assert.AreSame(m, entries[0]);
NUnit.Framework.Assert.AreSame(a, entries[1]);
}
public virtual void TestBreakModify_BreakAll()
{
ObjectId aId = Blob("foo");
ObjectId bId = Blob("bar");
DiffEntry m = DiffEntry.Modify(PATH_A);
m.oldId = AbbreviatedObjectId.FromObjectId(aId);
m.newId = AbbreviatedObjectId.FromObjectId(bId);
DiffEntry a = DiffEntry.Add(PATH_B, aId);
rd.Add(a);
rd.Add(m);
rd.SetBreakScore(101);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
AssertAdd(PATH_A, bId, FileMode.REGULAR_FILE, entries[0]);
AssertRename(DiffEntry.BreakModify(m)[0], a, 100, entries[1]);
}
public virtual void TestExactRename_ManyRenames()
{
ObjectId foo = Blob("foo");
ObjectId bar = Blob("bar");
DiffEntry a = DiffEntry.Add(PATH_A, foo);
DiffEntry b = DiffEntry.Delete(PATH_Q, foo);
DiffEntry c = DiffEntry.Add(PATH_H, bar);
DiffEntry d = DiffEntry.Delete(PATH_B, bar);
rd.Add(a);
rd.Add(b);
rd.Add(c);
rd.Add(d);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
AssertRename(b, a, 100, entries[0]);
AssertRename(d, c, 100, entries[1]);
}
public virtual void TestExactRename_MultipleIdenticalDeletes()
{
ObjectId foo = Blob("foo");
DiffEntry a = DiffEntry.Delete(PATH_A, foo);
DiffEntry b = DiffEntry.Delete(PATH_B, foo);
DiffEntry c = DiffEntry.Delete(PATH_H, foo);
DiffEntry d = DiffEntry.Add(PATH_Q, foo);
rd.Add(a);
rd.Add(b);
rd.Add(c);
rd.Add(d);
// Pairs the add with the first delete added
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(3, entries.Count);
NUnit.Framework.Assert.AreEqual(b, entries[0]);
NUnit.Framework.Assert.AreEqual(c, entries[1]);
AssertRename(a, d, 100, entries[2]);
}
public virtual void TestBreakModify_DontBreakAboveScore()
{
ObjectId aId = Blob("blah\nblah\nfoo");
ObjectId bId = Blob("blah\nblah\nbar");
DiffEntry m = DiffEntry.Modify(PATH_A);
m.oldId = AbbreviatedObjectId.FromObjectId(aId);
m.newId = AbbreviatedObjectId.FromObjectId(bId);
DiffEntry a = DiffEntry.Add(PATH_B, aId);
rd.Add(a);
rd.Add(m);
rd.SetBreakScore(20);
// Should not break the modify
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(2, entries.Count);
NUnit.Framework.Assert.AreSame(m, entries[0]);
NUnit.Framework.Assert.AreSame(a, entries[1]);
}
public virtual void TestExactRename_PathBreaksTie()
{
ObjectId foo = Blob("foo");
DiffEntry a = DiffEntry.Add("src/com/foo/a.java", foo);
DiffEntry b = DiffEntry.Delete("src/com/foo/b.java", foo);
DiffEntry c = DiffEntry.Add("c.txt", foo);
DiffEntry d = DiffEntry.Delete("d.txt", foo);
DiffEntry e = DiffEntry.Add("the_e_file.txt", foo);
// Add out of order to avoid first-match succeeding
rd.Add(a);
rd.Add(d);
rd.Add(e);
rd.Add(b);
rd.Add(c);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(3, entries.Count);
AssertRename(d, c, 100, entries[0]);
AssertRename(b, a, 100, entries[1]);
AssertCopy(d, e, 100, entries[2]);
}
public virtual void TestInexactRename_OneRenameTwoUnrelatedFiles()
{
ObjectId aId = Blob("foo\nbar\nbaz\nblarg\n");
ObjectId bId = Blob("foo\nbar\nbaz\nblah\n");
DiffEntry a = DiffEntry.Add(PATH_A, aId);
DiffEntry b = DiffEntry.Delete(PATH_Q, bId);
ObjectId cId = Blob("some\nsort\nof\ntext\n");
ObjectId dId = Blob("completely\nunrelated\ntext\n");
DiffEntry c = DiffEntry.Add(PATH_B, cId);
DiffEntry d = DiffEntry.Delete(PATH_H, dId);
rd.Add(a);
rd.Add(b);
rd.Add(c);
rd.Add(d);
IList <DiffEntry> entries = rd.Compute();
NUnit.Framework.Assert.AreEqual(3, entries.Count);
AssertRename(b, a, 66, entries[0]);
NUnit.Framework.Assert.AreSame(c, entries[1]);
NUnit.Framework.Assert.AreSame(d, entries[2]);
}