Add CheckChangeSvnEolStyle presubmit canned check.

tests/presubmit_unittest.py

Index: tests/presubmit_unittest.py
diff --git a/tests/presubmit_unittest.py b/tests/presubmit_unittest.py
index f0ea1d587a143a878fea8856c98c5742f8b8de88..25e484bafeb535edab70f4d3130ef8e52b593831 100755
--- a/tests/presubmit_unittest.py
+++ b/tests/presubmit_unittest.py
@@ -831,6 +831,7 @@ class AffectedFileUnittest(PresubmitTestsBase):
     members = [
       'AbsoluteLocalPath', 'Action', 'IsDirectory', 'IsTextFile', 'LocalPath',
       'NewContents', 'OldContents', 'OldFileTempPath', 'Property', 'ServerPath',
+      'scm',
     ]
     # If this test fails, you should add the relevant test.
     self.compareMembers(presubmit.AffectedFile('a', 'b'), members)
@@ -936,7 +937,8 @@ class CannedChecksUnittest(PresubmitTestsBase):
     members = [
       'CheckChangeHasBugField', 'CheckChangeHasNoCR', 'CheckChangeHasNoTabs',
       'CheckChangeHasQaField', 'CheckChangeHasTestedField',
-      'CheckChangeHasTestField', 'CheckDoNotSubmit',
+      'CheckChangeHasTestField', 'CheckChangeSvnEolStyle',
+      'CheckDoNotSubmit',
       'CheckDoNotSubmitInDescription', 'CheckDoNotSubmitInFiles',
       'CheckLongLines', 'CheckTreeIsOpen', 'RunPythonUnitTests',
     ]
@@ -1049,6 +1051,38 @@ class CannedChecksUnittest(PresubmitTestsBase):
     self.TestContent(check, '', 'blah blah blah',
                      presubmit.OutputApi.PresubmitPromptWarning)
 
+
+  def testCheckChangeSvnEolStyle(self):
+    input_api1 = self.MockInputApi()
+    files1 = [
+      presubmit.SvnAffectedFile('foo/bar.cc', 'A'),
+      presubmit.SvnAffectedFile('foo.cc', 'M'),
+    ]
+    input_api1.AffectedSourceFiles(None).AndReturn(files1)
+    presubmit.gcl.GetSVNFileProperty(presubmit.normpath('foo/bar.cc'),
+                                     'svn:eol-style').AndReturn('LF')
+    presubmit.gcl.GetSVNFileProperty(presubmit.normpath('foo.cc'),
+                                     'svn:eol-style').AndReturn('LF')
+    input_api2 = self.MockInputApi()
+    files2 = [
+      presubmit.SvnAffectedFile('foo/bar.cc', 'A'),
+      presubmit.SvnAffectedFile('foo.cc', 'M'),
+    ]
+    input_api2.AffectedSourceFiles(None).AndReturn(files2)
+    presubmit.gcl.GetSVNFileProperty(presubmit.normpath('foo/bar.cc'),
+                                     'svn:eol-style').AndReturn('native')
+    presubmit.gcl.GetSVNFileProperty(presubmit.normpath('foo.cc'),
+                                     'svn:eol-style').AndReturn('CRLF')
+    self.mox.ReplayAll()
+
+    results1 = presubmit_canned_checks.CheckChangeSvnEolStyle(
+        input_api1, presubmit.OutputApi, None)
+    self.assertEquals(results1, [])
+    results2 = presubmit_canned_checks.CheckChangeSvnEolStyle(
+        input_api2, presubmit.OutputApi, None)
+    self.assertEquals(len(results2), 1)
+    self.assertEquals(results2[0].__class__, presubmit.OutputApi.PresubmitError)
+
   def testCannedCheckTreeIsOpenOpen(self):
     input_api = self.MockInputApi()
     input_api.is_committing = True