def _init_diff(self):
"""Return a minimal diff contains all required samples
header
--- old
+++ new
hunk header
@@ -1,4 +1,4 @@
-hhello
+helloo
+spammm
world
-garb
-Again
+again
"""
hunk = cdiff.Hunk(['hunk header\n'], '@@ -1,4 +1,4 @@\n', (1, 4),
(1, 4))
hunk.append(('-', 'hhello\n'))
hunk.append(('+', 'helloo\n'))
hunk.append(('+', 'spammm\n'))
hunk.append((' ', 'world\n'))
hunk.append(('-', 'garb\n'))
hunk.append(('-', 'Again\n'))
hunk.append(('+', 'again\n'))
diff = cdiff.UnifiedDiff(['header\n'], '--- old\n', '+++ new\n',
[hunk])
return diff
def test_markup_traditional_hunk_header(self):
hunk = cdiff.Hunk(['hunk header\n'], '@@ -0 +0 @@\n', (0, 0), (0, 0))
diff = cdiff.UnifiedDiff([], '--- old\n', '+++ new\n', [hunk])
marker = cdiff.DiffMarker()
out = list(marker._markup_traditional(diff))
self.assertEqual(len(out), 4)
self.assertEqual(out[0], '\x1b[33m--- old\n\x1b[0m')
self.assertEqual(out[1], '\x1b[33m+++ new\n\x1b[0m')
self.assertEqual(out[2], '\x1b[1;36mhunk header\n\x1b[0m')
self.assertEqual(out[3], '\x1b[1;34m@@ -0 +0 @@\n\x1b[0m')
class UnifiedDiffTest(unittest.TestCase):
diff = cdiff.UnifiedDiff(None, None, None, None)
def test_is_hunk_meta_normal(self):
self.assertTrue(self.diff.is_hunk_meta('@@ -1 +1 @@'))
self.assertTrue(self.diff.is_hunk_meta('@@ -3,7 +3,6 @@'))
self.assertTrue(self.diff.is_hunk_meta('@@ -3,7 +3,6 @@ class Foo'))
self.assertTrue(self.diff.is_hunk_meta('@@ -3,7 +3,6 @@ class Foo\n'))
self.assertTrue(
self.diff.is_hunk_meta('@@ -3,7 +3,6 @@ class Foo\r\n'))
def test_is_hunk_meta_svn_prop(self):
self.assertTrue(self.diff.is_hunk_meta('## -0,0 +1 ##'))
self.assertTrue(self.diff.is_hunk_meta('## -0,0 +1 ##\n'))
self.assertTrue(self.diff.is_hunk_meta('## -0,0 +1 ##\r\n'))
def test_is_hunk_meta_neg(self):
self.assertFalse(self.diff.is_hunk_meta('@@ -1 + @@'))
self.assertFalse(self.diff.is_hunk_meta('@@ -this is not a hunk meta'))
self.assertFalse(self.diff.is_hunk_meta('## -this is not either'))
def test_parse_hunk_meta_normal(self):
self.assertEqual(self.diff.parse_hunk_meta('@@ -3,7 +3,6 @@'),
((3, 7), (3, 6)))
def test_parse_hunk_meta_missing(self):
self.assertEqual(self.diff.parse_hunk_meta('@@ -3 +3,6 @@'),
((3, 1), (3, 6)))
self.assertEqual(self.diff.parse_hunk_meta('@@ -3,7 +3 @@'),
((3, 7), (3, 1)))
self.assertEqual(self.diff.parse_hunk_meta('@@ -3 +3 @@'),
((3, 1), (3, 1)))
def test_parse_hunk_meta_svn_prop(self):
self.assertEqual(self.diff.parse_hunk_meta('## -0,0 +1 ##'),
((0, 0), (1, 1)))
def test_is_old(self):
self.assertTrue(self.diff.is_old('-hello world'))
self.assertTrue(self.diff.is_old('----')) # yaml
def test_is_old_neg(self):
self.assertFalse(self.diff.is_old('--- considered as old path'))
self.assertFalse(self.diff.is_old('-' * 72)) # svn log --diff
def test_is_new(self):
self.assertTrue(self.diff.is_new('+hello world'))
self.assertTrue(self.diff.is_new('++++hello world'))
def test_is_new_neg(self):
self.assertFalse(self.diff.is_new('+++ considered as new path'))
def test_markup_traditional_new_changed(self):
hunk = cdiff.Hunk([], '@@ -0,0 +1 @@\n', (0, 0), (1, 0))
hunk.append(('+', 'spam\n'))
diff = cdiff.UnifiedDiff([], '--- old\n', '+++ new\n', [hunk])
marker = cdiff.DiffMarker()
out = list(marker._markup_traditional(diff))
self.assertEqual(len(out), 4)
self.assertEqual(out[0], '\x1b[33m--- old\n\x1b[0m')
self.assertEqual(out[1], '\x1b[33m+++ new\n\x1b[0m')
self.assertEqual(out[2], '\x1b[1;34m@@ -0,0 +1 @@\n\x1b[0m')
self.assertEqual(out[3], '\x1b[32m+spam\n\x1b[0m')
def test_markup_traditional_both_changed(self):
hunk = cdiff.Hunk([], '@@ -1,2 +1,2 @@\n', (1, 2), (1, 2))
hunk.append(('-', 'hella\n'))
hunk.append(('+', 'hello\n'))
hunk.append((' ', 'common\n'))
diff = cdiff.UnifiedDiff([], '--- old\n', '+++ new\n', [hunk])
marker = cdiff.DiffMarker()
out = list(marker._markup_traditional(diff))
self.assertEqual(len(out), 6)
self.assertEqual(out[0], '\x1b[33m--- old\n\x1b[0m')
self.assertEqual(out[1], '\x1b[33m+++ new\n\x1b[0m')
self.assertEqual(out[2], '\x1b[1;34m@@ -1,2 +1,2 @@\n\x1b[0m')
self.assertEqual(
out[3], '\x1b[1;31m-\x1b[0m\x1b[31mhell'
'\x1b[4m\x1b[31ma\x1b[0m\x1b[31m\n\x1b[0m')
self.assertEqual(
out[4], '\x1b[32m+\x1b[0m\x1b[32mhell'
'\x1b[4m\x1b[32mo\x1b[0m\x1b[32m\n\x1b[0m')
self.assertEqual(out[5], '\x1b[0m common\n\x1b[0m')