def test1(a, b):
d = mdiff.textdiff(a, b)
if not d:
raise ValueError("empty")
c = mdiff.patches(a, [d])
if c != b:
raise ValueError("bad")
def assert_bdiff_applies(self, a, b):
d = mdiff.textdiff(a, b)
c = a
if d:
c = mdiff.patches(a, [d])
self.assertEqual(
c,
b,
("bad diff+patch result from\n %r to\n "
"%r: \nbdiff: %r\npatched: %r" % (a, b, d, c[:200])),
)
def showdiff(self, a, b):
bin = mdiff.textdiff(a, b)
pos = 0
q = 0
actions = []
while pos < len(bin):
p1, p2, l = struct.unpack(">lll", bin[pos:pos + 12])
pos += 12
if p1:
actions.append(a[q:p1])
actions.append(diffreplace(p1, p2, a[p1:p2], bin[pos:pos + l]))
pos += l
q = p2
if q < len(a):
actions.append(a[q:])
return actions
def testGetFromChainDeltas(self):
packdir = self.makeTempDir()
rev1 = "content"
rev2 = "content2"
firsthash = self.getFakeHash()
revisions = [
("foo", firsthash, nullid, rev1),
("foo", self.getFakeHash(), firsthash, mdiff.textdiff(rev1, rev2)),
]
store = self.createPackStore(packdir, revisions=revisions)
unionstore = uniondatapackstore([store])
text = unionstore.get(revisions[1][0], revisions[1][1])
self.assertEquals(rev2, text)
def revdiff(self, node1, node2):
if node1 != nullid and (self.flags(node1) or self.flags(node2)):
raise error.ProgrammingError("cannot revdiff revisions with non-zero flags")
return mdiff.textdiff(
self.revision(node1, raw=True), self.revision(node2, raw=True)
)
def d():
for pair in textpairs:
mdiff.textdiff(*pair)