Python class for accessing Rietveld reviews.

reviewbot/patching_test.py

+#!/usr/bin/env python
+# Copyright (c) 2013 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import unittest
+
+import patching
+
+
+class TestParsePatchToLines(unittest.TestCase):
+  def test_empty(self):
+    self.assertEquals([], patching.ParsePatchToLines([]))
+
+  def test_prelude(self):
+    self.assertEquals([], patching.ParsePatchToLines("""
+Here goes some prelude.
+And it continues on for some while.
+
+--- file
++++ file
+""".splitlines()))
+
+  def test_bad_hunk_header(self):
+    with self.assertRaises(patching.PatchParseError):
+      patching.ParsePatchToLines("""
+--- file
++++ file
+@@ bad
+""".splitlines())
+
+  def test_multiple_files(self):
+    with self.assertRaises(patching.PatchParseError):
+      patching.ParsePatchToLines("""
+diff -urN test1/bar test2/bar
+--- test1/bar   2013-08-08 14:15:46.604119530 +0200
++++ test2/bar   2013-08-08 14:15:49.814145535 +0200
+@@ -1 +1 @@
+-foo
++bar
+diff -urN test1/foo test2/foo
+--- test1/foo   2013-08-08 14:15:36.044033982 +0200
++++ test2/foo   2013-08-08 14:15:42.204083886 +0200
+@@ -1 +1 @@
+-foo
++bar
+""".splitlines())
+
+  def test_simple(self):
+    self.assertEquals([
+        (1, 1, 'common line'),
+        (2, None, 'old line'),
+        (None, 2, 'new line'),
+        (3, 3, 'common line'),
+        ], patching.ParsePatchToLines("""
+--- old 2013-08-08 14:05:18.539090366 +0200
++++ new 2013-08-08 14:05:18.539090366 +0200
+@@ -1,3 +1,3 @@
+ common line
+-old line
++new line
+ common line
+""".splitlines()))
+
+  def test_multiple_hunks(self):
+    self.assertEquals([
+        (None, 1, 'prepended line'),
+        (1, 2, ''),
+        (2, 3, ''),
+        (3, 4, ''),
+        (8, 9, ''),
+        (9, 10, ''),
+        (10, 11, ''),
+        (None, 12, 'appended line'),
+        ], patching.ParsePatchToLines("""
+--- old 2013-08-08 14:10:10.391408985 +0200
++++ new 2013-08-08 14:10:15.511449623 +0200
+@@ -1,3 +1,4 @@
++prepended line
+ 
+ 
+ 
+@@ -8,3 +9,4 @@
+ 
+ 
+ 
++appended line
+""".splitlines()))
+
+if __name__ == '__main__':
+  unittest.main()