Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 187 insertions, 0 deletions

diff --git a/src/jaegertracing/thrift/lib/rb/spec/server_spec.rb b/src/jaegertracing/thrift/lib/rb/spec/server_spec.rb
new file mode 100644
index 000000000..57f523776
--- /dev/null
+++ b/src/jaegertracing/thrift/lib/rb/spec/server_spec.rb
@@ -0,0 +1,187 @@
+#
+# 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 'Server' do
+
+  describe Thrift::BaseServer do
+    before(:each) do
+      @processor = double("Processor")
+      @serverTrans = double("ServerTransport")
+      @trans = double("BaseTransport")
+      @prot = double("BaseProtocol")
+      @server = described_class.new(@processor, @serverTrans, @trans, @prot)
+    end
+
+    it "should default to BaseTransportFactory and BinaryProtocolFactory when not specified" do
+      @server = Thrift::BaseServer.new(double("Processor"), double("BaseServerTransport"))
+      expect(@server.instance_variable_get(:'@transport_factory')).to be_an_instance_of(Thrift::BaseTransportFactory)
+      expect(@server.instance_variable_get(:'@protocol_factory')).to be_an_instance_of(Thrift::BinaryProtocolFactory)
+    end
+
+    it "should not serve" do
+      expect { @server.serve()}.to raise_error(NotImplementedError)
+    end
+    
+    it "should provide a reasonable to_s" do
+      expect(@serverTrans).to receive(:to_s).once.and_return("serverTrans")
+      expect(@trans).to receive(:to_s).once.and_return("trans")
+      expect(@prot).to receive(:to_s).once.and_return("prot")
+      expect(@server.to_s).to eq("server(prot(trans(serverTrans)))")
+    end
+  end
+
+  describe Thrift::SimpleServer do
+    before(:each) do
+      @processor = double("Processor")
+      @serverTrans = double("ServerTransport")
+      @trans = double("BaseTransport")
+      @prot = double("BaseProtocol")
+      @client = double("Client")
+      @server = described_class.new(@processor, @serverTrans, @trans, @prot)
+    end
+    
+    it "should provide a reasonable to_s" do
+      expect(@serverTrans).to receive(:to_s).once.and_return("serverTrans")
+      expect(@trans).to receive(:to_s).once.and_return("trans")
+      expect(@prot).to receive(:to_s).once.and_return("prot")
+      expect(@server.to_s).to eq("simple(server(prot(trans(serverTrans))))")
+    end
+    
+    it "should serve in the main thread" do
+      expect(@serverTrans).to receive(:listen).ordered
+      expect(@serverTrans).to receive(:accept).exactly(3).times.and_return(@client)
+      expect(@trans).to receive(:get_transport).exactly(3).times.with(@client).and_return(@trans)
+      expect(@prot).to receive(:get_protocol).exactly(3).times.with(@trans).and_return(@prot)
+      x = 0
+      expect(@processor).to receive(:process).exactly(3).times.with(@prot, @prot) do
+        case (x += 1)
+        when 1 then raise Thrift::TransportException
+        when 2 then raise Thrift::ProtocolException
+        when 3 then throw :stop
+        end
+      end
+      expect(@trans).to receive(:close).exactly(3).times
+      expect(@serverTrans).to receive(:close).ordered
+      expect { @server.serve }.to throw_symbol(:stop)
+    end
+  end
+
+  describe Thrift::ThreadedServer do
+    before(:each) do
+      @processor = double("Processor")
+      @serverTrans = double("ServerTransport")
+      @trans = double("BaseTransport")
+      @prot = double("BaseProtocol")
+      @client = double("Client")
+      @server = described_class.new(@processor, @serverTrans, @trans, @prot)
+    end
+
+    it "should provide a reasonable to_s" do
+      expect(@serverTrans).to receive(:to_s).once.and_return("serverTrans")
+      expect(@trans).to receive(:to_s).once.and_return("trans")
+      expect(@prot).to receive(:to_s).once.and_return("prot")
+      expect(@server.to_s).to eq("threaded(server(prot(trans(serverTrans))))")
+    end
+    
+    it "should serve using threads" do
+      expect(@serverTrans).to receive(:listen).ordered
+      expect(@serverTrans).to receive(:accept).exactly(3).times.and_return(@client)
+      expect(@trans).to receive(:get_transport).exactly(3).times.with(@client).and_return(@trans)
+      expect(@prot).to receive(:get_protocol).exactly(3).times.with(@trans).and_return(@prot)
+      expect(Thread).to receive(:new).with(@prot, @trans).exactly(3).times.and_yield(@prot, @trans)
+      x = 0
+      expect(@processor).to receive(:process).exactly(3).times.with(@prot, @prot) do
+        case (x += 1)
+        when 1 then raise Thrift::TransportException
+        when 2 then raise Thrift::ProtocolException
+        when 3 then throw :stop
+        end
+      end
+      expect(@trans).to receive(:close).exactly(3).times
+      expect(@serverTrans).to receive(:close).ordered
+      expect { @server.serve }.to throw_symbol(:stop)
+    end
+  end
+
+  describe Thrift::ThreadPoolServer do
+    before(:each) do
+      @processor = double("Processor")
+      @server_trans = double("ServerTransport")
+      @trans = double("BaseTransport")
+      @prot = double("BaseProtocol")
+      @client = double("Client")
+      @server = described_class.new(@processor, @server_trans, @trans, @prot)
+      sleep(0.15)
+    end
+
+    it "should provide a reasonable to_s" do
+      expect(@server_trans).to receive(:to_s).once.and_return("server_trans")
+      expect(@trans).to receive(:to_s).once.and_return("trans")
+      expect(@prot).to receive(:to_s).once.and_return("prot")
+      expect(@server.to_s).to eq("threadpool(server(prot(trans(server_trans))))")
+    end
+    
+    it "should serve inside a thread" do
+      exception_q = @server.instance_variable_get(:@exception_q)
+      expect_any_instance_of(described_class).to receive(:serve) do 
+        exception_q.push(StandardError.new('ERROR'))
+      end
+      expect { @server.rescuable_serve }.to(raise_error('ERROR'))
+      sleep(0.15)
+    end
+
+    it "should avoid running the server twice when retrying rescuable_serve" do
+      exception_q = @server.instance_variable_get(:@exception_q)
+      expect_any_instance_of(described_class).to receive(:serve) do 
+        exception_q.push(StandardError.new('ERROR1'))
+        exception_q.push(StandardError.new('ERROR2'))
+      end
+      expect { @server.rescuable_serve }.to(raise_error('ERROR1'))
+      expect { @server.rescuable_serve }.to(raise_error('ERROR2'))
+    end
+
+    it "should serve using a thread pool" do
+      thread_q = double("SizedQueue")
+      exception_q = double("Queue")
+      @server.instance_variable_set(:@thread_q, thread_q)
+      @server.instance_variable_set(:@exception_q, exception_q)
+      expect(@server_trans).to receive(:listen).ordered
+      expect(thread_q).to receive(:push).with(:token)
+      expect(thread_q).to receive(:pop)
+      expect(Thread).to receive(:new).and_yield
+      expect(@server_trans).to receive(:accept).exactly(3).times.and_return(@client)
+      expect(@trans).to receive(:get_transport).exactly(3).times.and_return(@trans)
+      expect(@prot).to receive(:get_protocol).exactly(3).times.and_return(@prot)
+      x = 0
+      error = RuntimeError.new("Stopped")
+      expect(@processor).to receive(:process).exactly(3).times.with(@prot, @prot) do
+        case (x += 1)
+        when 1 then raise Thrift::TransportException
+        when 2 then raise Thrift::ProtocolException
+        when 3 then raise error
+        end
+      end
+      expect(@trans).to receive(:close).exactly(3).times
+      expect(exception_q).to receive(:push).with(error).and_throw(:stop)
+      expect(@server_trans).to receive(:close)
+      expect { @server.serve }.to(throw_symbol(:stop))
+    end
+  end
+end