Update lint-test-expectations to check on FlagExpectations

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py

Index: third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py b/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py
index dd8fa4a9f9cc1cfab0b14e533df852e370532831..7626442375fcd4c8e13d6441fa57a6413753d431 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/lint_test_expectations_unittest.py
@@ -48,6 +48,9 @@ class FakePort(object):
         self.host.ports_parsed.append(self.name)
         return {self.path: ''}
 
+    def all_expectations_dict(self):
+        return self.expectations_dict()
+
     def bot_expectations(self):
         return {}
 
@@ -139,6 +142,27 @@ class LintTest(unittest.TestCase):
         self.assertIn('foo:1', logging_stream.getvalue())
         self.assertIn('bar:1', logging_stream.getvalue())
 
+    def test_lint_flag_specific_expectation_errors(self):
+        options = optparse.Values({'platform': 'test', 'debug_rwt_logging': False})
+        host = MockHost()
+
+        # FIXME: incorrect complaints about spacing pylint: disable=C0322
+        port = host.port_factory.get(options.platform, options=options)
+        port.expectations_dict = lambda: {'flag-specific': 'does/not/exist', 'noproblem': ''}
+
+        host.port_factory.get = lambda platform, options=None: port
+        host.port_factory.all_port_names = lambda platform=None: [port.name()]
+
+        logging_stream = StringIO.StringIO()
+        logger, handler = lint_test_expectations.set_up_logging(logging_stream)
+        try:
+            res = lint_test_expectations.lint(host, options)
+        finally:
+            lint_test_expectations.tear_down_logging(logger, handler)
+
+        self.assertTrue(res)
+        self.assertIn('flag-specific:1 Path does not exist. does/not/exist', logging_stream.getvalue())
+        self.assertNotIn('noproblem', logging_stream.getvalue())
 
 class CheckVirtualSuiteTest(unittest.TestCase):