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

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

 # Copyright (C) 2010 Google Inc. All rights reserved.
 # Copyright (C) 2010 Gabor Rapcsanyi (rgabor@inf.u-szeged.hu), University of Szeged
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 137 matching lines @@
 
     def _test_is_slow(self, test_file):
         return test_expectations.SLOW in self._expectations.model().get_expectations(test_file)
 
     def needs_servers(self, test_names):
         return any(self._test_requires_lock(test_name) for test_name in test_names)
 
     def _rename_results_folder(self):
         try:
             timestamp = time.strftime("%Y-%m-%d-%H-%M-%S", time.localtime(self._filesystem.mtime(self._filesystem.join(self._results_directory, "results.html"))))
-        except OSError, e:
+        except (IOError, OSError), e:
             # It might be possible that results.html was not generated in previous run, because the test
             # run was interrupted even before testing started. In those cases, don't archive the folder.
             # Simply override the current folder contents with new results.
             import errno
-            if e.errno == errno.EEXIST:
+            if e.errno == errno.EEXIST or e.errno == errno.ENOENT:
                 _log.warning("No results.html file found in previous run, skipping it.")
             return None
         archived_name = ''.join((self._filesystem.basename(self._results_directory), "_", timestamp))
         archived_path = self._filesystem.join(self._filesystem.dirname(self._results_directory), archived_name)
         self._filesystem.move(self._results_directory, archived_path)
 
-    def _clobber_old_archived_results(self):
+    def _delete_dirs(self, dir_list):
+        for dir in dir_list:
+            self._filesystem.rmtree(dir)
+
+    def _limit_archived_results_count(self):
         results_directory_path = self._filesystem.dirname(self._results_directory)
         file_list = self._filesystem.listdir(results_directory_path)
         results_directories = []
         for dir in file_list:
             file_path = self._filesystem.join(results_directory_path, dir)
-            if self._filesystem.isdir(file_path):
+            if self._filesystem.isdir(file_path) and self._results_directory in file_path:
                 results_directories.append(file_path)
         results_directories.sort(key=lambda x: self._filesystem.mtime(x))
-        self._printer.write_update("Clobbering old archived results in %s" % results_directory_path)
-        for dir in results_directories[:-self.ARCHIVED_RESULTS_LIMIT]:
-            self._filesystem.rmtree(dir)
+        self._printer.write_update("Clobbering excess archived results in %s" % results_directory_path)
+        self._delete_dirs(results_directories[:-self.ARCHIVED_RESULTS_LIMIT])
 
     def _set_up_run(self, test_names):
         self._printer.write_update("Checking build ...")
         if self._options.build:
             exit_code = self._port.check_build(self.needs_servers(test_names), self._printer)
             if exit_code:
                 _log.error("Build check failed")
                 return exit_code
 
         # This must be started before we check the system dependencies,
         # since the helper may do things to make the setup correct.
         if self._options.pixel_tests:
             self._printer.write_update("Starting pixel test helper ...")
             self._port.start_helper()
 
         # Check that the system dependencies (themes, fonts, ...) are correct.
         if not self._options.nocheck_sys_deps:
             self._printer.write_update("Checking system dependencies ...")
             exit_code = self._port.check_sys_deps(self.needs_servers(test_names))
             if exit_code:
                 self._port.stop_helper()
                 return exit_code
 
-        if self._options.enable_versioned_results and self._filesystem.exists(self._results_directory):
-            if self._options.clobber_old_results:
-                _log.warning("Flag --enable_versioned_results overrides --clobber-old-results.")
-            self._clobber_old_archived_results()
+        if self._options.clobber_old_results:
+            self._clobber_old_results()
+        elif self._filesystem.exists(self._results_directory):
+            self._limit_archived_results_count()
             # Rename the existing results folder for archiving.
             self._rename_results_folder()
-        elif self._options.clobber_old_results:
-            self._clobber_old_results()
 
         # Create the output directory if it doesn't already exist.
         self._port.host.filesystem.maybe_make_directory(self._results_directory)
 
         self._port.setup_test_run()
         return test_run_results.OK_EXIT_STATUS
 
     def run(self, args):
         """Run the tests and return a RunDetails object with the results."""
         start_time = time.time()
@@ skipping 165 matching lines @@
                 writer = TestResultWriter(self._port._filesystem, self._port, self._port.results_directory(), test)
                 writer.copy_sample_file(sample_file)
 
         crash_logs = self._port.look_for_new_crash_logs(crashed_processes, start_time)
         if crash_logs:
             for test, crash_log in crash_logs.iteritems():
                 writer = TestResultWriter(self._port._filesystem, self._port, self._port.results_directory(), test)
                 writer.write_crash_log(crash_log)
 
     def _clobber_old_results(self):
-        # Just clobber the actual test results directories since the other
-        # files in the results directory are explicitly used for cross-run
-        # tracking.
-        self._printer.write_update("Clobbering old results in %s" %
-                                   self._results_directory)
-        layout_tests_dir = self._port.layout_tests_dir()
-        possible_dirs = self._port.test_dirs()
-        for dirname in possible_dirs:
-            if self._filesystem.isdir(self._filesystem.join(layout_tests_dir, dirname)):
-                self._filesystem.rmtree(self._filesystem.join(self._results_directory, dirname))
+        dir_above_results_path = self._filesystem.dirname(self._results_directory)
+        self._printer.write_update("Clobbering old results in %s" % dir_above_results_path)
+        if not self._filesystem.exists(dir_above_results_path):
+            return
+        file_list = self._filesystem.listdir(dir_above_results_path)
+        results_directories = []
+        for dir in file_list:
+            file_path = self._filesystem.join(dir_above_results_path, dir)
+            if self._filesystem.isdir(file_path) and self._results_directory in file_path:
+                results_directories.append(file_path)
+        self._delete_dirs(results_directories)
 
         # Port specific clean-up.
         self._port.clobber_old_port_specific_results()
 
     def _tests_to_retry(self, run_results):
         return [result.test_name for result in run_results.unexpected_results_by_name.values() if result.type != test_expectations.PASS]
 
     def _write_json_files(self, summarized_full_results, summarized_failing_results, initial_results):
         _log.debug("Writing JSON files in %s." % self._results_directory)
 
@@ skipping 59 matching lines @@
             return int(worker_name.split('/')[1]) if worker_name else -1
 
         stats = {}
         for result in initial_results.results_by_name.values():
             if result.type != test_expectations.SKIP:
                 stats[result.test_name] = {'results': (_worker_number(result.worker_name), result.test_number, result.pid, int(result.test_run_time * 1000), int(result.total_run_time * 1000))}
         stats_trie = {}
         for name, value in stats.iteritems():
             json_results_generator.add_path_to_trie(name, value, stats_trie)
         return stats_trie