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#
# 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.
#
require 'spec_helper'
describe 'Client' do
class ClientSpec
include Thrift::Client
end
before(:each) do
@prot = double("MockProtocol")
@client = ClientSpec.new(@prot)
end
describe Thrift::Client do
it "should re-use iprot for oprot if not otherwise specified" do
expect(@client.instance_variable_get(:'@iprot')).to eql(@prot)
expect(@client.instance_variable_get(:'@oprot')).to eql(@prot)
end
it "should send a test message" do
expect(@prot).to receive(:write_message_begin).with('testMessage', Thrift::MessageTypes::CALL, 0)
mock_args = double('#<TestMessage_args:mock>')
expect(mock_args).to receive(:foo=).with('foo')
expect(mock_args).to receive(:bar=).with(42)
expect(mock_args).to receive(:write).with(@prot)
expect(@prot).to receive(:write_message_end)
expect(@prot).to receive(:trans) do
double('trans').tap do |trans|
expect(trans).to receive(:flush)
end
end
klass = double("TestMessage_args", :new => mock_args)
@client.send_message('testMessage', klass, :foo => 'foo', :bar => 42)
end
it "should increment the sequence id when sending messages" do
pending "it seems sequence ids are completely ignored right now"
@prot.expect(:write_message_begin).with('testMessage', Thrift::MessageTypes::CALL, 0).ordered
@prot.expect(:write_message_begin).with('testMessage2', Thrift::MessageTypes::CALL, 1).ordered
@prot.expect(:write_message_begin).with('testMessage3', Thrift::MessageTypes::CALL, 2).ordered
@prot.stub!(:write_message_end)
@prot.stub!(:trans).and_return double("trans").as_null_object
@client.send_message('testMessage', double("args class").as_null_object)
@client.send_message('testMessage2', double("args class").as_null_object)
@client.send_message('testMessage3', double("args class").as_null_object)
end
it "should receive a test message" do
expect(@prot).to receive(:read_message_begin).and_return [nil, Thrift::MessageTypes::CALL, 0]
expect(@prot).to receive(:read_message_end)
mock_klass = double("#<MockClass:mock>")
expect(mock_klass).to receive(:read).with(@prot)
@client.receive_message(double("MockClass", :new => mock_klass))
end
it "should handle received exceptions" do
expect(@prot).to receive(:read_message_begin).and_return [nil, Thrift::MessageTypes::EXCEPTION, 0]
expect(@prot).to receive(:read_message_end)
expect(Thrift::ApplicationException).to receive(:new) do
StandardError.new.tap do |mock_exc|
expect(mock_exc).to receive(:read).with(@prot)
end
end
expect { @client.receive_message(nil) }.to raise_error(StandardError)
end
it "should close the transport if an error occurs while sending a message" do
allow(@prot).to receive(:write_message_begin)
expect(@prot).not_to receive(:write_message_end)
mock_args = double("#<TestMessage_args:mock>")
expect(mock_args).to receive(:write).with(@prot).and_raise(StandardError)
trans = double("MockTransport")
allow(@prot).to receive(:trans).and_return(trans)
expect(trans).to receive(:close)
klass = double("TestMessage_args", :new => mock_args)
expect { @client.send_message("testMessage", klass) }.to raise_error(StandardError)
end
end
end
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