def test_append_deleted_line(self):
hunk = Hunk(src_len=1, tgt_len=0)
hunk.append_deleted_line(self.sample_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source_lines), 1)
self.assertEqual(hunk.target_lines, [])
self.assertIn(self.sample_line, hunk.source_lines)
def test_append_deleted_line(self):
hunk = Hunk(src_len=1, tgt_len=0)
hunk.append_deleted_line(self.sample_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source_lines), 1)
self.assertEqual(hunk.target_lines, [])
self.assertIn(self.sample_line, hunk.source_lines)
def _parse_hunk(diff, source_start, source_len, target_start, target_len, section_header):
"""Parse a diff hunk details."""
hunk = Hunk(source_start, source_len, target_start, target_len, section_header)
modified = 0
deleting = 0
for line in diff:
valid_line = RE_HUNK_BODY_LINE.match(line)
if not valid_line:
raise UnidiffParseException("Hunk diff data expected")
action = valid_line.group(0)
original_line = line[1:]
if action == LINE_TYPE_ADD:
hunk.append_added_line(original_line)
# modified lines == deleted immediately followed by added
if deleting > 0:
modified += 1
deleting -= 1
elif action == LINE_TYPE_DELETE:
hunk.append_deleted_line(original_line)
deleting += 1
elif action == LINE_TYPE_CONTEXT:
hunk.append_context_line(original_line)
hunk.add_to_modified_counter(modified)
# reset modified auxiliar variables
deleting = 0
modified = 0
# check hunk len(old_lines) and len(new_lines) are ok
if hunk.is_valid():
break
return hunk
def test_append_deleted_line(self):
hunk = Hunk(src_len=1, tgt_len=0)
hunk.append(self.removed_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source), 1)
self.assertEqual(hunk.target, [])
self.assertIn(str(self.removed_line), hunk.source)
source_lines = list(hunk.source_lines())
self.assertEqual(source_lines, [self.removed_line])
def test_append_added_line(self):
hunk = Hunk(src_len=0, tgt_len=1)
hunk.append(self.added_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.target), 1)
self.assertEqual(hunk.source, [])
self.assertIn(str(self.added_line), hunk.target)
target_lines = list(hunk.target_lines())
self.assertEqual(target_lines, [self.added_line])
def test_append_added_line(self):
hunk = Hunk(src_len=0, tgt_len=1)
hunk.append_added_line(self.sample_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.target_lines), 1)
self.assertEqual(hunk.source_lines, [])
self.assertIn(self.sample_line, hunk.target_lines)
self.assertEqual(hunk.source_types, [])
self.assertEqual(len(hunk.target_types), 1)
self.assertEqual(hunk.target_types[0], LINE_TYPE_ADD)
def test_append_context(self):
hunk = Hunk(src_len=1, tgt_len=1)
hunk.append_context_line(self.sample_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source_lines), 1)
self.assertEqual(hunk.target_lines, hunk.source_lines)
self.assertIn(self.sample_line, hunk.source_lines)
self.assertEqual(len(hunk.source_types), 1)
self.assertEqual(hunk.target_types, hunk.source_types)
self.assertEqual(hunk.source_types[0], LINE_TYPE_CONTEXT)
self.assertEqual(hunk.target_types[0], LINE_TYPE_CONTEXT)
def test_modified_counter(self):
hunk = Hunk(src_len=1, tgt_len=1)
hunk.append_deleted_line(self.sample_line)
hunk.append_added_line(self.sample_line)
hunk.add_to_modified_counter(1)
self.assertTrue(hunk.is_valid())
self.assertEqual(hunk.modified, 1)
self.assertEqual(hunk.added, 0)
self.assertEqual(hunk.deleted, 0)
def test_modified_counter(self):
hunk = Hunk(src_len=1, tgt_len=1)
hunk.append_deleted_line(self.sample_line)
hunk.append_added_line(self.sample_line)
hunk.add_to_modified_counter(1)
self.assertTrue(hunk.is_valid())
self.assertEqual(hunk.modified, 1)
self.assertEqual(hunk.added, 0)
self.assertEqual(hunk.deleted, 0)
def test_append_context(self):
hunk = Hunk(src_len=1, tgt_len=1)
hunk.append(self.context_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source), 1)
self.assertEqual(hunk.target, hunk.source)
self.assertIn(str(self.context_line), hunk.source)
source_lines = list(hunk.source_lines())
target_lines = list(hunk.target_lines())
self.assertEqual(target_lines, source_lines)
self.assertEqual(target_lines, [self.context_line])
def test_append_added_line(self):
hunk = Hunk(src_len=0, tgt_len=1)
hunk.append(self.added_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.target), 1)
self.assertEqual(hunk.source, [])
self.assertIn(str(self.added_line), hunk.target)
target_lines = list(hunk.target_lines())
self.assertEqual(target_lines, [self.added_line])
def test_append_deleted_line(self):
hunk = Hunk(src_len=1, tgt_len=0)
hunk.append(self.removed_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source), 1)
self.assertEqual(hunk.target, [])
self.assertIn(str(self.removed_line), hunk.source)
source_lines = list(hunk.source_lines())
self.assertEqual(source_lines, [self.removed_line])
def test_append_context(self):
hunk = Hunk(src_len=1, tgt_len=1)
hunk.append(self.context_line)
self.assertTrue(hunk.is_valid())
self.assertEqual(len(hunk.source), 1)
self.assertEqual(hunk.target, hunk.source)
self.assertIn(str(self.context_line), hunk.source)
source_lines = list(hunk.source_lines())
target_lines = list(hunk.target_lines())
self.assertEqual(target_lines, source_lines)
self.assertEqual(target_lines, [self.context_line])
def test_default_is_valid(self):
hunk = Hunk()
self.assertTrue(hunk.is_valid())
def test_missing_length(self):
hunk = Hunk(src_len=None, tgt_len=None)
hunk.append_context_line(self.sample_line)
self.assertTrue(hunk.is_valid())
def test_missing_data_is_not_valid(self):
hunk = Hunk(src_len=1, tgt_len=1)
self.assertFalse(hunk.is_valid())
def test_default_is_valid(self):
hunk = Hunk()
self.assertTrue(hunk.is_valid())
def test_is_modified_file(self):
hunk = Hunk(src_start=1, src_len=10, tgt_start=1, tgt_len=8)
self.patched_file.append(hunk)
self.assertTrue(self.patched_file.is_modified_file)
def test_is_removed_file(self):
hunk = Hunk(src_start=1, src_len=10, tgt_start=0, tgt_len=0)
self.patched_file.append(hunk)
self.assertTrue(self.patched_file.is_removed_file)
def test_missing_length(self):
hunk = Hunk(src_len=None, tgt_len=None)
hunk.append(self.context_line)
self.assertTrue(hunk.is_valid())
def test_missing_data_is_not_valid(self):
hunk = Hunk(src_len=1, tgt_len=1)
self.assertFalse(hunk.is_valid())