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hook_test.go
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hook_test.go
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package redis
import (
"context"
"log"
"strings"
"testing"
"time"
red "github.com/go-redis/redis/v8"
"github.com/stretchr/testify/assert"
"github.com/zeromicro/go-zero/core/logx"
ztrace "github.com/zeromicro/go-zero/core/trace"
tracesdk "go.opentelemetry.io/otel/trace"
)
func TestHookProcessCase1(t *testing.T) {
ztrace.StartAgent(ztrace.Config{
Name: "go-zero-test",
Endpoint: "http://localhost:14268/api/traces",
Batcher: "jaeger",
Sampler: 1.0,
})
defer ztrace.StopAgent()
writer := log.Writer()
var buf strings.Builder
log.SetOutput(&buf)
defer log.SetOutput(writer)
ctx, err := durationHook.BeforeProcess(context.Background(), red.NewCmd(context.Background()))
if err != nil {
t.Fatal(err)
}
assert.Nil(t, durationHook.AfterProcess(ctx, red.NewCmd(context.Background())))
assert.False(t, strings.Contains(buf.String(), "slow"))
assert.Equal(t, "redis", tracesdk.SpanFromContext(ctx).(interface{ Name() string }).Name())
}
func TestHookProcessCase2(t *testing.T) {
ztrace.StartAgent(ztrace.Config{
Name: "go-zero-test",
Endpoint: "http://localhost:14268/api/traces",
Batcher: "jaeger",
Sampler: 1.0,
})
defer ztrace.StopAgent()
w, restore := injectLog()
defer restore()
ctx, err := durationHook.BeforeProcess(context.Background(), red.NewCmd(context.Background()))
if err != nil {
t.Fatal(err)
}
assert.Equal(t, "redis", tracesdk.SpanFromContext(ctx).(interface{ Name() string }).Name())
time.Sleep(slowThreshold.Load() + time.Millisecond)
assert.Nil(t, durationHook.AfterProcess(ctx, red.NewCmd(context.Background(), "foo", "bar")))
assert.True(t, strings.Contains(w.String(), "slow"))
assert.True(t, strings.Contains(w.String(), "trace"))
assert.True(t, strings.Contains(w.String(), "span"))
}
func TestHookProcessCase3(t *testing.T) {
writer := log.Writer()
var buf strings.Builder
log.SetOutput(&buf)
defer log.SetOutput(writer)
assert.Nil(t, durationHook.AfterProcess(context.Background(), red.NewCmd(context.Background())))
assert.True(t, buf.Len() == 0)
}
func TestHookProcessCase4(t *testing.T) {
writer := log.Writer()
var buf strings.Builder
log.SetOutput(&buf)
defer log.SetOutput(writer)
ctx := context.WithValue(context.Background(), startTimeKey, "foo")
assert.Nil(t, durationHook.AfterProcess(ctx, red.NewCmd(context.Background())))
assert.True(t, buf.Len() == 0)
}
func TestHookProcessPipelineCase1(t *testing.T) {
writer := log.Writer()
var buf strings.Builder
log.SetOutput(&buf)
defer log.SetOutput(writer)
ctx, err := durationHook.BeforeProcessPipeline(context.Background(), []red.Cmder{red.NewCmd(context.Background())})
if err != nil {
t.Fatal(err)
}
assert.Equal(t, "redis", tracesdk.SpanFromContext(ctx).(interface{ Name() string }).Name())
assert.Nil(t, durationHook.AfterProcessPipeline(ctx, []red.Cmder{
red.NewCmd(context.Background()),
}))
assert.False(t, strings.Contains(buf.String(), "slow"))
}
func TestHookProcessPipelineCase2(t *testing.T) {
ztrace.StartAgent(ztrace.Config{
Name: "go-zero-test",
Endpoint: "http://localhost:14268/api/traces",
Batcher: "jaeger",
Sampler: 1.0,
})
defer ztrace.StopAgent()
w, restore := injectLog()
defer restore()
ctx, err := durationHook.BeforeProcessPipeline(context.Background(), []red.Cmder{red.NewCmd(context.Background())})
if err != nil {
t.Fatal(err)
}
assert.Equal(t, "redis", tracesdk.SpanFromContext(ctx).(interface{ Name() string }).Name())
time.Sleep(slowThreshold.Load() + time.Millisecond)
assert.Nil(t, durationHook.AfterProcessPipeline(ctx, []red.Cmder{
red.NewCmd(context.Background(), "foo", "bar"),
}))
assert.True(t, strings.Contains(w.String(), "slow"))
assert.True(t, strings.Contains(w.String(), "trace"))
assert.True(t, strings.Contains(w.String(), "span"))
}
func TestHookProcessPipelineCase3(t *testing.T) {
w, restore := injectLog()
defer restore()
assert.Nil(t, durationHook.AfterProcessPipeline(context.Background(), []red.Cmder{
red.NewCmd(context.Background()),
}))
assert.True(t, len(w.String()) == 0)
}
func TestHookProcessPipelineCase4(t *testing.T) {
w, restore := injectLog()
defer restore()
ctx := context.WithValue(context.Background(), startTimeKey, "foo")
assert.Nil(t, durationHook.AfterProcessPipeline(ctx, []red.Cmder{
red.NewCmd(context.Background()),
}))
assert.True(t, len(w.String()) == 0)
}
func TestHookProcessPipelineCase5(t *testing.T) {
writer := log.Writer()
var buf strings.Builder
log.SetOutput(&buf)
defer log.SetOutput(writer)
ctx := context.WithValue(context.Background(), startTimeKey, "foo")
assert.Nil(t, durationHook.AfterProcessPipeline(ctx, []red.Cmder{red.NewCmd(context.Background())}))
assert.True(t, buf.Len() == 0)
}
func TestLogDuration(t *testing.T) {
w, restore := injectLog()
defer restore()
logDuration(context.Background(), []red.Cmder{red.NewCmd(context.Background(), "get", "foo")}, 1*time.Second)
assert.True(t, strings.Contains(w.String(), "get foo"))
logDuration(context.Background(), []red.Cmder{red.NewCmd(context.Background(), "get", "foo"), red.NewCmd(context.Background(), "set", "bar", 0)}, 1*time.Second)
assert.True(t, strings.Contains(w.String(), "get foo\\nset bar 0"))
}
func injectLog() (r *strings.Builder, restore func()) {
var buf strings.Builder
w := logx.NewWriter(&buf)
o := logx.Reset()
logx.SetWriter(w)
return &buf, func() {
logx.Reset()
logx.SetWriter(o)
}
}