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// Copyright 2022 The OpenZipkin Authors
//
// Licensed 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 zipkin
import (
"reflect"
"testing"
"time"
"github.com/openzipkin/zipkin-go/reporter"
"github.com/openzipkin/zipkin-go/reporter/recorder"
)
func TestSpanNameUpdate(t *testing.T) {
var (
oldName = "oldName"
newName = "newName"
)
tracer, _ := NewTracer(reporter.NewNoopReporter())
span := tracer.StartSpan(oldName)
if want, have := oldName, span.(*spanImpl).Name; want != have {
t.Errorf("Name want %q, have %q", want, have)
}
span.SetName(newName)
if want, have := newName, span.(*spanImpl).Name; want != have {
t.Errorf("Name want %q, have %q", want, have)
}
}
func TestRemoteEndpoint(t *testing.T) {
t.Skip("skip test requiring internet access")
tracer, err := NewTracer(reporter.NewNoopReporter())
if err != nil {
t.Fatalf("expected valid tracer, got error: %+v", err)
}
ep1, err := NewEndpoint("myService", "www.google.com:80")
if err != nil {
t.Fatalf("expected valid endpoint, got error: %+v", err)
}
span := tracer.StartSpan("test", RemoteEndpoint(ep1))
if !reflect.DeepEqual(span.(*spanImpl).RemoteEndpoint, ep1) {
t.Errorf("RemoteEndpoint want %+v, have %+v", ep1, span.(*spanImpl).RemoteEndpoint)
}
ep2, err := NewEndpoint("otherService", "www.microsoft.com:443")
if err != nil {
t.Fatalf("expected valid endpoint, got error: %+v", err)
}
span.SetRemoteEndpoint(ep2)
if !reflect.DeepEqual(span.(*spanImpl).RemoteEndpoint, ep2) {
t.Errorf("RemoteEndpoint want %+v, have %+v", ep1, span.(*spanImpl).RemoteEndpoint)
}
span.SetRemoteEndpoint(nil)
if have := span.(*spanImpl).RemoteEndpoint; have != nil {
t.Errorf("RemoteEndpoint want nil, have %+v", have)
}
}
func TestTagsSpanOption(t *testing.T) {
tracerTags := map[string]string{
"key1": "value1",
"key2": "will_be_overwritten",
}
tracer, err := NewTracer(reporter.NewNoopReporter(), WithTags(tracerTags))
if err != nil {
t.Fatalf("expected valid tracer, got error: %+v", err)
}
spanTags := map[string]string{
"key2": "value2",
"key3": "value3",
}
span := tracer.StartSpan("test", Tags(spanTags))
defer span.Finish()
allTags := map[string]string{
"key1": "value1",
"key2": "value2",
"key3": "value3",
}
if want, have := allTags, span.(*spanImpl).Tags; !reflect.DeepEqual(want, have) {
t.Errorf("Tags don't match:\nwant: %+v\nhave: %+v", want, have)
}
}
func TestFlushOnFinishSpanOption(t *testing.T) {
rec := recorder.NewReporter()
defer rec.Close()
tracer, _ := NewTracer(rec)
span := tracer.StartSpan("test")
time.Sleep(5 * time.Millisecond)
span.Finish()
spans := rec.Flush()
if want, have := 1, len(spans); want != have {
t.Errorf("Spans want: %d, have %d", want, have)
}
span = tracer.StartSpan("test", FlushOnFinish(false))
time.Sleep(5 * time.Millisecond)
span.Finish()
spans = rec.Flush()
if want, have := 0, len(spans); want != have {
t.Errorf("Spans want: %d, have %d", want, have)
}
span.Tag("post", "finish")
span.Flush()
spans = rec.Flush()
if want, have := 1, len(spans); want != have {
t.Errorf("Spans want: %d, have %d", want, have)
}
if want, have := map[string]string{"post": "finish"}, spans[0].Tags; !reflect.DeepEqual(want, have) {
t.Errorf("Tags want: %+v, have: %+v", want, have)
}
}
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