1 files changed, 62 insertions, 0 deletions
diff --git a/src/jaegertracing/thrift/test/features/string_limit.py b/src/jaegertracing/thrift/test/features/string_limit.py
new file mode 100644
index 000000000..b8991d64f
--- /dev/null
+++ b/src/jaegertracing/thrift/test/features/string_limit.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python
+
+import argparse
+import sys
+
+from util import add_common_args, init_protocol
+from local_thrift import thrift  # noqa
+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 Exception:
+        print('[OK]: limit + 1')
+    else:
+        print('[ERROR]: limit + 1')
+        assert False
+
+
+if __name__ == '__main__':
+    main(sys.argv[1:])