THRIFT-3531 Create cross lang feature test for string and container read length limit
This closes #780
diff --git a/test/features/string_limit.py b/test/features/string_limit.py
new file mode 100644
index 0000000..b4d48ac
--- /dev/null
+++ b/test/features/string_limit.py
@@ -0,0 +1,61 @@
+#!/usr/bin/env python
+
+import argparse
+import sys
+
+from util import add_common_args, init_protocol
+from local_thrift import thrift
+from thrift.Thrift import TMessageType, TType
+
+
+# TODO: generate from ThriftTest.thrift
+def test_string(proto, value):
+ method_name = 'testString'
+ ttype = TType.STRING
+ proto.writeMessageBegin(method_name, TMessageType.CALL, 3)
+ proto.writeStructBegin(method_name + '_args')
+ proto.writeFieldBegin('thing', ttype, 1)
+ proto.writeString(value)
+ proto.writeFieldEnd()
+ proto.writeFieldStop()
+ proto.writeStructEnd()
+ proto.writeMessageEnd()
+ proto.trans.flush()
+
+ _, mtype, _ = proto.readMessageBegin()
+ assert mtype == TMessageType.REPLY
+ proto.readStructBegin()
+ _, ftype, fid = proto.readFieldBegin()
+ assert fid == 0
+ assert ftype == ttype
+ result = proto.readString()
+ proto.readFieldEnd()
+ _, ftype, _ = proto.readFieldBegin()
+ assert ftype == TType.STOP
+ proto.readStructEnd()
+ proto.readMessageEnd()
+ assert value == result
+
+
+def main(argv):
+ p = argparse.ArgumentParser()
+ add_common_args(p)
+ p.add_argument('--limit', type=int)
+ args = p.parse_args()
+ proto = init_protocol(args)
+ test_string(proto, 'a' * (args.limit - 1))
+ test_string(proto, 'a' * (args.limit - 1))
+ print('[OK]: limit - 1')
+ test_string(proto, 'a' * args.limit)
+ test_string(proto, 'a' * args.limit)
+ print('[OK]: just limit')
+ try:
+ test_string(proto, 'a' * (args.limit + 1))
+ except:
+ print('[OK]: limit + 1')
+ else:
+ print('[ERROR]: limit + 1')
+ assert False
+
+if __name__ == '__main__':
+ main(sys.argv[1:])