THRIFT-3611 Add --regex filter to cross test runner
Client: Test
Patch: Nobuaki Sukegawa

This closes #843
diff --git a/test/README.md b/test/README.md
index 066b34f..0682f5d 100755
--- a/test/README.md
+++ b/test/README.md
@@ -31,6 +31,11 @@
     test/test.py --server cpp,java --client nodejs
     test/test.py --server nodejs --client cpp,java
 
+Another useful flag is --regex. For example, to run all tests that involve
+Java TBinaryProtocol:
+
+    test/test.py --regex "java.*binary"
+
 ## Test case definition file
 
 The cross test cases are defined in [tests.json](tests.json).
diff --git a/test/crossrunner/collect.py b/test/crossrunner/collect.py
index e91ac0b..d7594cb 100644
--- a/test/crossrunner/collect.py
+++ b/test/crossrunner/collect.py
@@ -22,6 +22,7 @@
 from itertools import product
 
 from .util import merge_dict
+from .test import TestEntry
 
 # Those keys are passed to execution as is.
 # Note that there are keys other than these, namely:
@@ -144,12 +145,18 @@
                     }
 
 
-def collect_cross_tests(tests_dict, server_match, client_match):
+def _filter_entries(tests, regex):
+    if regex:
+        return filter(lambda t: re.search(regex, TestEntry.get_name(**t)), tests)
+    return tests
+
+
+def collect_cross_tests(tests_dict, server_match, client_match, regex):
     sv, cl = _collect_testlibs(tests_dict, server_match, client_match)
-    return list(_do_collect_tests(sv, cl))
+    return list(_filter_entries(_do_collect_tests(sv, cl), regex))
 
 
-def collect_feature_tests(tests_dict, features_dict, server_match, feature_match):
+def collect_feature_tests(tests_dict, features_dict, server_match, feature_match, regex):
     sv, _ = _collect_testlibs(tests_dict, server_match)
     ft = collect_features(features_dict, feature_match)
-    return list(_do_collect_tests(sv, ft))
+    return list(_filter_entries(_do_collect_tests(sv, ft), regex))
diff --git a/test/crossrunner/test.py b/test/crossrunner/test.py
index dcc8a94..74fd916 100644
--- a/test/crossrunner/test.py
+++ b/test/crossrunner/test.py
@@ -124,8 +124,8 @@
         return config
 
     @classmethod
-    def get_name(cls, server, client, proto, trans, sock, *args):
-        return '%s-%s_%s_%s-%s' % (server, client, proto, trans, sock)
+    def get_name(cls, server, client, protocol, transport, socket, *args, **kwargs):
+        return '%s-%s_%s_%s-%s' % (server, client, protocol, transport, socket)
 
     @property
     def name(self):
diff --git a/test/test.py b/test/test.py
index 42babeb..9305967 100755
--- a/test/test.py
+++ b/test/test.py
@@ -45,12 +45,12 @@
 CONFIG_FILE = 'tests.json'
 
 
-def run_cross_tests(server_match, client_match, jobs, skip_known_failures, retry_count):
+def run_cross_tests(server_match, client_match, jobs, skip_known_failures, retry_count, regex):
     logger = multiprocessing.get_logger()
     logger.debug('Collecting tests')
     with open(path_join(TEST_DIR, CONFIG_FILE), 'r') as fp:
         j = json.load(fp)
-    tests = crossrunner.collect_cross_tests(j, server_match, client_match)
+    tests = crossrunner.collect_cross_tests(j, server_match, client_match, regex)
     if not tests:
         print('No test found that matches the criteria', file=sys.stderr)
         print('  servers: %s' % server_match, file=sys.stderr)
@@ -74,7 +74,7 @@
         return False
 
 
-def run_feature_tests(server_match, feature_match, jobs, skip_known_failures, retry_count):
+def run_feature_tests(server_match, feature_match, jobs, skip_known_failures, retry_count, regex):
     basedir = path_join(ROOT_DIR, FEATURE_DIR_RELATIVE)
     logger = multiprocessing.get_logger()
     logger.debug('Collecting tests')
@@ -82,7 +82,7 @@
         j = json.load(fp)
     with open(path_join(basedir, CONFIG_FILE), 'r') as fp:
         j2 = json.load(fp)
-    tests = crossrunner.collect_feature_tests(j, j2, server_match, feature_match)
+    tests = crossrunner.collect_feature_tests(j, j2, server_match, feature_match, regex)
     if not tests:
         print('No test found that matches the criteria', file=sys.stderr)
         print('  servers: %s' % server_match, file=sys.stderr)
@@ -122,6 +122,7 @@
                         help='list of clients to test')
     parser.add_argument('-F', '--features', nargs='*', default=None,
                         help='run server feature tests instead of cross language tests')
+    parser.add_argument('-R', '--regex', help='test name pattern to run')
     parser.add_argument('-s', '--skip-known-failures', action='store_true', dest='skip_known_failures',
                         help='do not execute tests that are known to fail')
     parser.add_argument('-r', '--retry-count', type=int,
@@ -160,9 +161,9 @@
             options.update_failures, options.print_failures)
     elif options.features is not None:
         features = options.features or ['.*']
-        res = run_feature_tests(server_match, features, options.jobs, options.skip_known_failures, options.retry_count)
+        res = run_feature_tests(server_match, features, options.jobs, options.skip_known_failures, options.retry_count, options.regex)
     else:
-        res = run_cross_tests(server_match, client_match, options.jobs, options.skip_known_failures, options.retry_count)
+        res = run_cross_tests(server_match, client_match, options.jobs, options.skip_known_failures, options.retry_count, options.regex)
     return 0 if res else 1
 
 if __name__ == '__main__':