| // Licensed to 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. Apache Software Foundation (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. |
| |
| package http |
| |
| import ( |
| "bufio" |
| "net" |
| "net/http" |
| "testing" |
| "time" |
| |
| "github.com/apache/skywalking-go/plugins/core" |
| "github.com/apache/skywalking-go/plugins/core/operator" |
| |
| "github.com/stretchr/testify/assert" |
| ) |
| |
| func TestServerInvoke(t *testing.T) { |
| defer core.ResetTracingContext() |
| interceptor := &ServerInterceptor{} |
| request, err := http.NewRequest("GET", "http://localhost/", http.NoBody) |
| assert.Nil(t, err, "new request error should be nil") |
| responseWriter := &testResponseWriter{} |
| invocation := operator.NewInvocation(nil, responseWriter, request) |
| err = interceptor.BeforeInvoke(invocation) |
| assert.Nil(t, err, "before invoke error should be nil") |
| assert.NotNil(t, invocation.GetContext(), "context should not be nil") |
| |
| time.Sleep(100 * time.Millisecond) |
| |
| err = interceptor.AfterInvoke(invocation) |
| assert.Nil(t, err, "after invoke error should be nil") |
| |
| time.Sleep(100 * time.Millisecond) |
| spans := core.GetReportedSpans() |
| assert.NotNil(t, spans, "spans should not be nil") |
| assert.Equal(t, 1, len(spans), "spans length should be 1") |
| assert.Equal(t, "GET:/", spans[0].OperationName(), "operation name should be GET:/") |
| assert.Nil(t, spans[0].Refs(), "refs should be nil") |
| assert.Greater(t, spans[0].EndTime(), spans[0].StartTime(), "end time should be greater than start time") |
| } |
| |
| type testResponseWriter struct { |
| http.ResponseWriter |
| } |
| |
| func (t *testResponseWriter) Hijack() (net.Conn, *bufio.ReadWriter, error) { |
| listen, err := net.Listen("tcp", ":0") |
| if err != nil { |
| return nil, nil, err |
| } |
| defer listen.Close() |
| dial, err := net.Dial(listen.Addr().Network(), listen.Addr().String()) |
| if err != nil { |
| return nil, nil, err |
| } |
| return dial, nil, nil |
| } |