Move patch.py and rietveld.py from commit-queue.

tests/patch_test.py

Index: tests/patch_test.py
diff --git a/tests/patch_test.py b/tests/patch_test.py
new file mode 100755
index 0000000000000000000000000000000000000000..c030b883b5f64f66111fec9a7fd1647456198e28
--- /dev/null
+++ b/tests/patch_test.py
@@ -0,0 +1,163 @@
+#!/usr/bin/env python
+# Copyright (c) 2011 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.
+
+"""Unit tests for patch.py."""
+
+import os
+import sys
+import unittest
+
+ROOT_DIR = os.path.dirname(os.path.abspath(__file__))
+sys.path.insert(0, os.path.join(ROOT_DIR, '..'))
+
+import patch
+
+
+class PatchTest(unittest.TestCase):
+  def testFilePatchDelete(self):
+    c = patch.FilePatchDelete('foo', False)
+    self.assertEquals(c.is_delete, True)
+    self.assertEquals(c.is_binary, False)
+    self.assertEquals(c.filename, 'foo')
+    try:
+      c.get()
+      self.fail()
+    except NotImplementedError:
+      pass
+    c = patch.FilePatchDelete('foo', True)
+    self.assertEquals(c.is_delete, True)
+    self.assertEquals(c.is_binary, True)
+    self.assertEquals(c.filename, 'foo')
+    try:
+      c.get()
+      self.fail()
+    except NotImplementedError:
+      pass
+
+  def testFilePatchBinary(self):
+    c = patch.FilePatchBinary('foo', 'data', [])
+    self.assertEquals(c.is_delete, False)
+    self.assertEquals(c.is_binary, True)
+    self.assertEquals(c.filename, 'foo')
+    self.assertEquals(c.get(), 'data')
+
+  def testFilePatchDiff(self):
+    c = patch.FilePatchDiff('foo', 'data', [])
+    self.assertEquals(c.is_delete, False)
+    self.assertEquals(c.is_binary, False)
+    self.assertEquals(c.filename, 'foo')
+    self.assertEquals(c.is_git_diff, False)
+    self.assertEquals(c.patchlevel, 0)
+    self.assertEquals(c.get(), 'data')
+    diff = (
+        'diff --git a/git_cl/git-cl b/git_cl/git-cl\n'
+        'old mode 100644\n'
+        'new mode 100755\n')
+    c = patch.FilePatchDiff('git_cl/git-cl', diff, [])
+    self.assertEquals(c.is_delete, False)
+    self.assertEquals(c.is_binary, False)
+    self.assertEquals(c.filename, 'git_cl/git-cl')
+    self.assertEquals(c.is_git_diff, True)
+    self.assertEquals(c.patchlevel, 1)
+    self.assertEquals(c.get(), diff)
+    diff = (
+        'Index: Junk\n'
+        'diff --git a/git_cl/git-cl b/git_cl/git-cl\n'
+        'old mode 100644\n'
+        'new mode 100755\n')
+    c = patch.FilePatchDiff('git_cl/git-cl', diff, [])
+    self.assertEquals(c.is_delete, False)
+    self.assertEquals(c.is_binary, False)
+    self.assertEquals(c.filename, 'git_cl/git-cl')
+    self.assertEquals(c.is_git_diff, True)
+    self.assertEquals(c.patchlevel, 1)
+    self.assertEquals(c.get(), diff)
+
+  def testInvalidFilePatchDiffGit(self):
+    try:
+      patch.FilePatchDiff('svn_utils_test.txt', (
+        'diff --git a/tests/svn_utils_test_data/svn_utils_test.txt '
+        'b/tests/svn_utils_test_data/svn_utils_test.txt\n'
+        'index 0e4de76..8320059 100644\n'
+        '--- a/svn_utils_test.txt\n'
+        '+++ b/svn_utils_test.txt\n'
+        '@@ -3,6 +3,7 @@ bb\n'
+        'ccc\n'
+        'dd\n'
+        'e\n'
+        '+FOO!\n'
+        'ff\n'
+        'ggg\n'
+        'hh\n'),
+        [])
+      self.fail()
+    except patch.UnsupportedPatchFormat:
+      pass
+    try:
+      patch.FilePatchDiff('svn_utils_test2.txt', (
+        'diff --git a/svn_utils_test_data/svn_utils_test.txt '
+        'b/svn_utils_test.txt\n'
+        'index 0e4de76..8320059 100644\n'
+        '--- a/svn_utils_test.txt\n'
+        '+++ b/svn_utils_test.txt\n'
+        '@@ -3,6 +3,7 @@ bb\n'
+        'ccc\n'
+        'dd\n'
+        'e\n'
+        '+FOO!\n'
+        'ff\n'
+        'ggg\n'
+        'hh\n'),
+        [])
+      self.fail()
+    except patch.UnsupportedPatchFormat:
+      pass
+
+  def testInvalidFilePatchDiffSvn(self):
+    try:
+      patch.FilePatchDiff('svn_utils_test.txt', (
+        '--- svn_utils_test.txt2\n'
+        '+++ svn_utils_test.txt\n'
+        '@@ -3,6 +3,7 @@ bb\n'
+        'ccc\n'
+        'dd\n'
+        'e\n'
+        '+FOO!\n'
+        'ff\n'
+        'ggg\n'
+        'hh\n'),
+        [])
+      self.fail()
+    except patch.UnsupportedPatchFormat:
+      pass
+
+  def testValidSvn(self):
+    # pylint: disable=R0201
+    # Method could be a function
+    # Should not throw.
+    patch.FilePatchDiff('chrome/file.cc', (
+        'Index: chrome/file.cc\n'
+        '===================================================================\n'
+        '--- chrome/file.cc\t(revision 74690)\n'
+        '+++ chrome/file.cc\t(working copy)\n'
+        '@@ -80,10 +80,13 @@\n'
+        ' // Foo\n'
+        ' // Bar\n'
+        ' void foo() {\n'
+        '-   return bar;\n'
+        '+   return foo;\n'
+        ' }\n'
+        ' \n'
+        ' \n'), [])
+    patch.FilePatchDiff('chrome/file.cc', (
+        '--- /dev/null\t2\n'
+        '+++ chrome/file.cc\tfoo\n'), [])
+    patch.FilePatchDiff('chrome/file.cc', (
+        '--- chrome/file.cc\tbar\n'
+        '+++ /dev/null\tfoo\n'), [])
+
+
+if __name__ == '__main__':
+  unittest.main()