🔥A cross-language distributed transaction manager. Support xa, tcc, saga, transactional messages. 跨语言分布式事务管理器
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/*
* Copyright (c) 2021 yedf. All rights reserved.
* Use of this source code is governed by a BSD-style
* license that can be found in the LICENSE file.
*/
package dtmsvr
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/assert"
"google.golang.org/grpc/metadata"
)
func TestUtils(t *testing.T) {
CronExpiredTrans(1)
sleepCronTime()
}
func TestSetNextCron(t *testing.T) {
conf.RetryInterval = 10
tg := TransGlobal{}
tg.NextCronInterval = conf.RetryInterval
tg.RetryInterval = 15
assert.Equal(t, int64(15), tg.getNextCronInterval(cronReset))
tg.RetryInterval = 0
assert.Equal(t, conf.RetryInterval, tg.getNextCronInterval(cronReset))
assert.Equal(t, conf.RetryInterval*2, tg.getNextCronInterval(cronBackoff))
tg.TimeoutToFail = 3
assert.Equal(t, int64(3), tg.getNextCronInterval(cronReset))
}
func TestNewAsyncContext(t *testing.T) {
var key testContextType = "key"
var value testContextType = "value"
ctxWithValue := context.WithValue(context.Background(), key, value)
newCtx := NewAsyncContext(ctxWithValue)
assert.Equal(t, ctxWithValue.Value(key), newCtx.Value(key))
var ctx context.Context
newCtx = NewAsyncContext(ctx)
assert.Nil(t, newCtx)
}
func TestAsyncContext(t *testing.T) {
ctx := context.Background()
cancelCtx2, cancel := context.WithCancel(ctx)
async := NewAsyncContext(cancelCtx2)
cancelCtx3, cancel2 := context.WithCancel(async)
defer cancel2()
cancel()
select {
case <-cancelCtx2.Done():
default:
assert.Failf(t, "context should be canceled", "context should be canceled")
}
select {
case <-cancelCtx3.Done():
assert.Failf(t, "context should not be canceled", "context should not be canceled")
default:
}
}
type testContextType string
func TestAsyncContextRecursive(t *testing.T) {
var key testContextType = "key"
var key2 testContextType = "key2"
var key3 testContextType = "key3"
var value testContextType = "value"
var value2 testContextType = "value2"
var value3 testContextType = "value3"
var nestedKey testContextType = "nested_key"
var nestedValue testContextType = "nested_value"
ctxWithValue := context.WithValue(context.Background(), key, value)
nestedCtx := context.WithValue(ctxWithValue, nestedKey, nestedValue)
cancelCtxx, cancel := context.WithCancel(nestedCtx)
defer cancel()
timerCtxx, cancel2 := context.WithTimeout(cancelCtxx, time.Duration(10)*time.Second)
defer cancel2()
timer2 := context.WithValue(timerCtxx, key2, value2)
timer3 := context.WithValue(timer2, key3, value3)
newCtx := NewAsyncContext(timer3)
assert.Equal(t, timer3.Value(nestedKey), newCtx.Value(nestedKey))
assert.Equal(t, timer3.Value(key), newCtx.Value(key))
assert.Equal(t, timer3.Value(key2), newCtx.Value(key2))
assert.Equal(t, timer3.Value(key3), newCtx.Value(key3))
}
func TestCopyContextWithMetadata(t *testing.T) {
md := metadata.New(map[string]string{"key": "value"})
ctx := metadata.NewIncomingContext(context.Background(), md)
ctx = metadata.NewOutgoingContext(ctx, md)
newCtx := NewAsyncContext(ctx)
copiedMD, ok := metadata.FromIncomingContext(newCtx)
assert.True(t, ok)
assert.Equal(t, 1, len(copiedMD["key"]))
assert.Equal(t, "value", copiedMD["key"][0])
copiedMD, ok = metadata.FromOutgoingContext(newCtx)
assert.True(t, ok)
assert.Equal(t, 1, len(copiedMD["key"]))
assert.Equal(t, "value", copiedMD["key"][0])
}
func BenchmarkCopyContext(b *testing.B) {
var key testContextType = "key"
var value testContextType = "value"
ctx := context.WithValue(context.Background(), key, value)
b.ResetTimer()
for i := 0; i < b.N; i++ {
NewAsyncContext(ctx)
}
}