--- /dev/null
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# Base class for language-specific integration test harnesses
+
+import subprocess
+
+from .util import log
+
+
+class Tester(object):
+ PRODUCER = False
+ CONSUMER = False
+ FLIGHT_SERVER = False
+ FLIGHT_CLIENT = False
+
+ def __init__(self, debug=False, **args):
+ self.args = args
+ self.debug = debug
+
+ def run_shell_command(self, cmd):
+ cmd = ' '.join(cmd)
+ if self.debug:
+ log(cmd)
+ subprocess.check_call(cmd, shell=True)
+
+ def json_to_file(self, json_path, arrow_path):
+ raise NotImplementedError
+
+ def stream_to_file(self, stream_path, file_path):
+ raise NotImplementedError
+
+ def file_to_stream(self, file_path, stream_path):
+ raise NotImplementedError
+
+ def validate(self, json_path, arrow_path):
+ raise NotImplementedError
+
+ def flight_server(self, scenario_name=None):
+ """Start the Flight server on a free port.
+
+ This should be a context manager that returns the port as the
+ managed object, and cleans up the server on exit.
+ """
+ raise NotImplementedError
+
+ def flight_request(self, port, json_path=None, scenario_name=None):
+ raise NotImplementedError