add logic for otel
This commit is contained in:
yabuchan
572
trace/opentelemetry/opentelemetry_test.go
Normal file
572
trace/opentelemetry/opentelemetry_test.go
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@@ -0,0 +1,572 @@
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// Copyright © 2022 The virtual-kubelet authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package openTelemetry
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import (
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"context"
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"sync"
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"testing"
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"time"
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"github.com/pkg/errors"
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"github.com/virtual-kubelet/virtual-kubelet/log"
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/codes"
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"go.opentelemetry.io/otel/sdk/resource"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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semconv "go.opentelemetry.io/otel/semconv/v1.10.0"
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"gotest.tools/assert"
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"gotest.tools/assert/cmp"
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//"github.com/virtual-kubelet/virtual-kubelet/trace"
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//octrace "go.opencensus.io/trace"
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//"gotest.tools/assert"
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//is "gotest.tools/assert/cmp"
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)
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func TestStartSpan(t *testing.T) {
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t.Run("addField", func(t *testing.T) {
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tearDown, p, _ := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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a := Adapter{}
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ctx, s := a.StartSpan(ctx, "name")
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s.End()
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})
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}
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func TestSetStatus(t *testing.T) {
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testCases := []struct {
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description string
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spanName string
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inputStatus error
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expectedCode codes.Code
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expectedDescription string
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}{
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{
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description: "error status",
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spanName: "test",
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inputStatus: errors.New("fake msg"),
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expectedCode: codes.Error,
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expectedDescription: "fake msg",
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}, {
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description: "non-error status",
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spanName: "test",
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inputStatus: nil,
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expectedCode: codes.Ok,
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expectedDescription: "",
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, e := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, ots := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := log.G(ctx).WithField("method", tt.spanName)
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s := &span{s: ots, l: l}
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s.SetStatus(tt.inputStatus)
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assert.Assert(t, s.s.IsRecording())
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s.End()
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assert.Assert(t, !s.s.IsRecording())
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assert.Assert(t, e.status.Code == tt.expectedCode)
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assert.Assert(t, e.status.Description == tt.expectedDescription)
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s.SetStatus(tt.inputStatus) // should not be panic even if span is ended.
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})
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}
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}
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func TestWithField(t *testing.T) {
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type field struct {
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key string
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value interface{}
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}
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testCases := []struct {
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description string
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spanName string
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fields []field
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expectedAttributes []attribute.KeyValue
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}{
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{
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description: "single field",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "multiple unique fields",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}, {key: "testKey2", value: "value2"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}, {Key: "testKey2", Value: attribute.StringValue("value2")}},
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}, {
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description: "duplicated fields",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}, {key: "testKey1", value: "value2"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value2")}},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, e := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, ots := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := log.G(ctx).WithField("method", tt.spanName)
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s := &span{s: ots, l: l}
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for _, f := range tt.fields {
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ctx = s.WithField(ctx, f.key, f.value)
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}
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s.End()
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assert.Assert(t, len(e.attributes) == len(tt.expectedAttributes))
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for i, a := range tt.expectedAttributes {
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assert.Assert(t, e.attributes[i].Key == a.Key)
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assert.Assert(t, e.attributes[i].Value == a.Value)
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}
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})
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}
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}
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func TestWithFields(t *testing.T) {
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testCases := []struct {
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description string
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spanName string
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fields log.Fields
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expectedAttributes []attribute.KeyValue
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}{
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{
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description: "single field",
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spanName: "test",
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fields: log.Fields{"testKey1": "value1"},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "multiple unique fields",
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spanName: "test",
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fields: log.Fields{"testKey1": "value1", "testKey2": "value2"},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}, {Key: "testKey2", Value: attribute.StringValue("value2")}},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, e := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, ots := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := log.G(ctx).WithField("method", tt.spanName)
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s := &span{s: ots, l: l}
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ctx = s.WithFields(ctx, tt.fields)
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s.End()
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assert.Assert(t, len(e.attributes) == len(tt.expectedAttributes))
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for i, a := range tt.expectedAttributes {
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assert.Assert(t, e.attributes[i].Key == a.Key)
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assert.Assert(t, e.attributes[i].Value == a.Value)
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}
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})
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}
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}
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func TestLog(t *testing.T) {
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testCases := []struct {
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description string
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spanName string
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logLevel logLevel
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fields log.Fields
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msg string
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expectedAttributes []attribute.KeyValue
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}{
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{
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description: "debug",
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spanName: "test",
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logLevel: lDebug,
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fields: log.Fields{"testKey1": "value1"},
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msg: "message",
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "info",
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spanName: "test",
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logLevel: lInfo,
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fields: log.Fields{"testKey1": "value1"},
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msg: "message",
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "warn",
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spanName: "test",
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logLevel: lWarn,
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fields: log.Fields{"testKey1": "value1"},
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msg: "message",
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "error",
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spanName: "test",
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logLevel: lErr,
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fields: log.Fields{"testKey1": "value1"},
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msg: "message",
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "fatal",
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spanName: "test",
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logLevel: lFatal,
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fields: log.Fields{"testKey1": "value1"},
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msg: "message",
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, _ := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, s := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := logger{s: s, l: log.G(ctx), a: make([]attribute.KeyValue, 0)}
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switch tt.logLevel {
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case lDebug:
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l.WithFields(tt.fields).Debug(tt.msg)
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case lInfo:
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l.WithFields(tt.fields).Info(tt.msg)
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case lWarn:
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l.WithFields(tt.fields).Warn(tt.msg)
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case lErr:
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l.WithFields(tt.fields).Error(tt.msg)
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case lFatal:
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l.WithFields(tt.fields).Fatal(tt.msg)
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}
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s.End()
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//TODO add assertion with exporter here once logic for recoding log event is added.
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assert.Assert(t, len(l.a) == len(tt.expectedAttributes))
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for i, a := range tt.expectedAttributes {
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assert.Assert(t, l.a[i].Key == a.Key)
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assert.Assert(t, l.a[i].Value == a.Value)
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}
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})
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}
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}
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func TestLogf(t *testing.T) {
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testCases := []struct {
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description string
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spanName string
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logLevel logLevel
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msg string
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fields log.Fields
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args []interface{}
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expectedAttributes []attribute.KeyValue
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}{
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{
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description: "debug",
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spanName: "test",
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logLevel: lDebug,
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msg: "k1: %s, k2: %v, k3: %d, k4: %v",
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fields: map[string]interface{}{"k1": "test", "k2": []string{"test"}, "k3": 1, "k4": []int{1}},
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expectedAttributes: []attribute.KeyValue{
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attribute.String("k1", "test"),
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attribute.StringSlice("k2", []string{"test"}),
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attribute.Int("k3", 1),
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attribute.IntSlice("k4", []int{1}),
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},
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}, {
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description: "info",
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spanName: "test",
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logLevel: lInfo,
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msg: "k1: %d, k2: %v, k3: %f, k4: %v",
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fields: map[string]interface{}{"k1": int64(3), "k2": []int64{4}, "k3": float64(2), "k4": []float64{4}},
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expectedAttributes: []attribute.KeyValue{
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attribute.Int64("k1", 1),
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attribute.Int64Slice("k2", []int64{2}),
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attribute.Float64("k3", 3),
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attribute.Float64Slice("k2", []float64{4}),
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},
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}, {
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description: "warn",
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spanName: "test",
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logLevel: lWarn,
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msg: "k1: %v",
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fields: map[string]interface{}{"k1": map[int]int{1: 1}},
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expectedAttributes: []attribute.KeyValue{
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attribute.String("k1", "{1:1}"),
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},
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}, {
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description: "error",
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spanName: "test",
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logLevel: lErr,
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msg: "k1: %t, k2: %v",
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fields: map[string]interface{}{"k1": true, "k2": []bool{true}, "k3": errors.New("fake")},
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expectedAttributes: []attribute.KeyValue{
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attribute.Bool("k1", true),
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attribute.BoolSlice("k2", []bool{true}),
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attribute.String("k3", "fake"),
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},
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}, {
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description: "fatal",
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spanName: "test",
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logLevel: lFatal,
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expectedAttributes: []attribute.KeyValue{},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, _ := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, s := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := logger{s: s, l: log.G(ctx), a: make([]attribute.KeyValue, 0)}
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switch tt.logLevel {
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case lDebug:
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l.WithFields(tt.fields).Debugf(tt.msg, tt.args)
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case lInfo:
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l.WithFields(tt.fields).Infof(tt.msg, tt.args)
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case lWarn:
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l.WithFields(tt.fields).Warnf(tt.msg, tt.args)
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case lErr:
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l.WithFields(tt.fields).Errorf(tt.msg, tt.args)
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case lFatal:
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l.WithFields(tt.fields).Fatalf(tt.msg, tt.args)
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}
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s.End()
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//TODO add assertion with exporter here once logic for recoding log event is added.
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assert.Assert(t, len(l.a) == len(tt.expectedAttributes))
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for _, a := range tt.expectedAttributes {
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cmp.Contains(l.a, a)
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}
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})
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}
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}
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func TestLogWithField(t *testing.T) {
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type field struct {
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key string
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value interface{}
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}
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testCases := []struct {
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description string
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spanName string
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fields []field
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expectedAttributes []attribute.KeyValue
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}{
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{
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description: "single field",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
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}, {
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description: "multiple unique fields",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}, {key: "testKey2", value: "value2"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}, {Key: "testKey2", Value: attribute.StringValue("value2")}},
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}, {
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description: "duplicated fields",
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spanName: "test",
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fields: []field{{key: "testKey1", value: "value1"}, {key: "testKey1", value: "value2"}},
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expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}, {Key: "testKey2", Value: attribute.StringValue("value2")}},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, _ := setupSuite()
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defer tearDown(p)
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, s := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := logger{s: s, l: log.G(ctx), a: make([]attribute.KeyValue, 0)}
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for _, f := range tt.fields {
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l.WithField(f.key, f.value).Info("")
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}
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s.End()
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assert.Assert(t, len(l.a) == len(tt.expectedAttributes))
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for _, a := range tt.expectedAttributes {
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cmp.Contains(l.a, a)
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}
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})
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}
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}
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func TestLogWithError(t *testing.T) {
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testCases := []struct {
|
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description string
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spanName string
|
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err error
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expectedAttributes []attribute.KeyValue
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}{
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{
|
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description: "normal",
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spanName: "test",
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err: errors.New("fake"),
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expectedAttributes: []attribute.KeyValue{{Key: "err", Value: attribute.StringValue("fake")}},
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}, {
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description: "nil error",
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spanName: "test",
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err: nil,
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expectedAttributes: []attribute.KeyValue{},
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},
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}
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for _, tt := range testCases {
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t.Run(tt.description, func(t *testing.T) {
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tearDown, p, _ := setupSuite()
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defer tearDown(p)
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|
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ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer cancel()
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ctx, s := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
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l := logger{s: s, l: log.G(ctx), a: make([]attribute.KeyValue, 0)}
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l.WithError(tt.err).Error("")
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s.End()
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assert.Assert(t, len(l.a) == len(tt.expectedAttributes))
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for _, a := range tt.expectedAttributes {
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cmp.Contains(l.a, a)
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}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestLogWithFields(t *testing.T) {
|
||||
testCases := []struct {
|
||||
description string
|
||||
spanName string
|
||||
fields log.Fields
|
||||
expectedAttributes []attribute.KeyValue
|
||||
}{
|
||||
{
|
||||
description: "single field",
|
||||
spanName: "test",
|
||||
fields: log.Fields{"testKey1": "value1"},
|
||||
expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}},
|
||||
}, {
|
||||
description: "multiple unique fields",
|
||||
spanName: "test",
|
||||
fields: log.Fields{"testKey1": "value1", "testKey2": "value2"},
|
||||
expectedAttributes: []attribute.KeyValue{{Key: "testKey1", Value: attribute.StringValue("value1")}, {Key: "testKey2", Value: attribute.StringValue("value2")}},
|
||||
},
|
||||
}
|
||||
|
||||
for _, tt := range testCases {
|
||||
t.Run(tt.description, func(t *testing.T) {
|
||||
tearDown, p, _ := setupSuite()
|
||||
defer tearDown(p)
|
||||
|
||||
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
|
||||
defer cancel()
|
||||
|
||||
ctx, s := otel.Tracer(tt.spanName).Start(ctx, tt.spanName)
|
||||
l := logger{s: s, l: log.G(ctx), a: make([]attribute.KeyValue, 0)}
|
||||
|
||||
l.WithFields(tt.fields).Debug("")
|
||||
s.End()
|
||||
|
||||
assert.Assert(t, len(l.a) == len(tt.expectedAttributes))
|
||||
for _, a := range tt.expectedAttributes {
|
||||
cmp.Contains(l.a, a)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func setupSuite() (func(provider *sdktrace.TracerProvider), *sdktrace.TracerProvider, *fakeExporter) {
|
||||
r := NewResource("virtual-kubelet", "1.2.3")
|
||||
e := &fakeExporter{}
|
||||
p := sdktrace.NewTracerProvider(
|
||||
sdktrace.WithSyncer(e),
|
||||
sdktrace.WithResource(r),
|
||||
)
|
||||
otel.SetTracerProvider(p)
|
||||
|
||||
// Return a function to teardown the test
|
||||
return func(provider *sdktrace.TracerProvider) {
|
||||
_ = p.Shutdown(context.Background())
|
||||
}, p, e
|
||||
}
|
||||
|
||||
func NewResource(name, version string) *resource.Resource {
|
||||
return resource.NewWithAttributes(
|
||||
semconv.SchemaURL,
|
||||
semconv.ServiceNameKey.String(name),
|
||||
semconv.ServiceVersionKey.String(version),
|
||||
)
|
||||
}
|
||||
|
||||
type fakeExporter struct {
|
||||
sync.Mutex
|
||||
attributes []attribute.KeyValue
|
||||
// Links returns all the links the span has to other spans.
|
||||
links []sdktrace.Link
|
||||
// Events returns all the events that occurred within in the spans
|
||||
// lifetime.
|
||||
events []sdktrace.Event
|
||||
// Status returns the spans status.
|
||||
status sdktrace.Status
|
||||
}
|
||||
|
||||
func (f *fakeExporter) ExportSpans(_ context.Context, spans []sdktrace.ReadOnlySpan) (err error) {
|
||||
f.Lock()
|
||||
defer f.Unlock()
|
||||
|
||||
f.attributes = make([]attribute.KeyValue, 0)
|
||||
f.links = make([]sdktrace.Link, 0)
|
||||
f.events = make([]sdktrace.Event, 0)
|
||||
for _, s := range spans {
|
||||
f.attributes = append(f.attributes, s.Attributes()...)
|
||||
f.links = append(f.links, s.Links()...)
|
||||
f.events = append(f.events, s.Events()...)
|
||||
f.status = s.Status()
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
func (f *fakeExporter) Shutdown(_ context.Context) (err error) {
|
||||
f.attributes = make([]attribute.KeyValue, 0)
|
||||
f.links = make([]sdktrace.Link, 0)
|
||||
f.events = make([]sdktrace.Event, 0)
|
||||
return
|
||||
}
|
||||
Reference in New Issue
Block a user