Enabling archiving of test results by default in run-webkit-tests.

Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py

Index: Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py
diff --git a/Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py b/Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py
index 9c0ba86031e44fb555a388e63a20e2214f61820c..d74cb57feaa2a55abd454894249bdc0ce29ff1e8 100644
--- a/Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py
+++ b/Tools/Scripts/webkitpy/layout_tests/controllers/manager_unittest.py
@@ -122,3 +122,55 @@ class ManagerTest(unittest.TestCase):
         run_results = TestRunResults(expectations, len(tests))
         manager = get_manager()
         manager._look_for_new_crash_logs(run_results, time.time())
+
+    def _make_fake_test_result(self, host, results_directory):
+        host.filesystem.maybe_make_directory(results_directory)
+        host.filesystem.write_binary_file(results_directory + '/results.html', 'This is a test results file')
+
+    def test_rename_results_folder(self):
+        host = MockHost()
+        port = host.port_factory.get('test-mac-leopard')
+
+        def get_manager():
+            manager = Manager(port, options=MockOptions(max_locked_shards=1), printer=FakePrinter())
+            return manager
+        self._make_fake_test_result(port.host, '/tmp/layout-test-results')
+        self.assertTrue(port.host.filesystem.exists('/tmp/layout-test-results'))
+        timestamp = time.strftime("%Y-%m-%d-%H-%M-%S", time.localtime(port.host.filesystem.mtime('/tmp/layout-test-results/results.html')))
+        archived_file_name = '/tmp/layout-test-results' + '_' + timestamp
+        manager = get_manager()
+        manager._rename_results_folder()
+        self.assertFalse(port.host.filesystem.exists('/tmp/layout-test-results'))
+        self.assertTrue(port.host.filesystem.exists(archived_file_name))
+
+    def test_clobber_old_results(self):
+        host = MockHost()
+        port = host.port_factory.get('test-mac-leopard')
+
+        def get_manager():
+            manager = Manager(port, options=MockOptions(max_locked_shards=1), printer=FakePrinter())
+            return manager
+        self._make_fake_test_result(port.host, '/tmp/layout-test-results')
+        self.assertTrue(port.host.filesystem.exists('/tmp/layout-test-results'))
+        manager = get_manager()
+        manager._clobber_old_results()
+        self.assertFalse(port.host.filesystem.exists('/tmp/layout-test-results'))
+
+    def test_limit_archived_results_count(self):
+        host = MockHost()
+        port = host.port_factory.get('test-mac-leopard')
+
+        def get_manager():
+            manager = Manager(port, options=MockOptions(max_locked_shards=1), printer=FakePrinter())
+            return manager
+        for x in range(1, 31):
+            dir_name = '/tmp/layout-test-results' + '_' + str(x)
+            self._make_fake_test_result(port.host, dir_name)
+        manager = get_manager()
+        manager._limit_archived_results_count()
+        deleted_dir_count = 0
+        for x in range(1, 31):
+            dir_name = '/tmp/layout-test-results' + '_' + str(x)
+            if not port.host.filesystem.exists(dir_name):
+                deleted_dir_count = deleted_dir_count + 1
+        self.assertEqual(deleted_dir_count, 5)