mirror of https://github.com/v2ray/v2ray-core
82 lines
1.5 KiB
Go
82 lines
1.5 KiB
Go
package retry_test
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import (
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"errors"
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"testing"
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"time"
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. "github.com/v2ray/v2ray-core/common/retry"
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"github.com/v2ray/v2ray-core/testing/assert"
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)
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var (
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errorTestOnly = errors.New("This is a fake error.")
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)
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func TestNoRetry(t *testing.T) {
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assert := assert.On(t)
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startTime := time.Now().Unix()
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err := Timed(10, 100000).On(func() error {
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return nil
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})
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endTime := time.Now().Unix()
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assert.Error(err).IsNil()
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assert.Int64(endTime - startTime).AtLeast(0)
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}
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func TestRetryOnce(t *testing.T) {
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assert := assert.On(t)
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startTime := time.Now()
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called := 0
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err := Timed(10, 1000).On(func() error {
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if called == 0 {
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called++
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return errorTestOnly
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}
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return nil
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})
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duration := time.Since(startTime)
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assert.Error(err).IsNil()
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assert.Int64(int64(duration / time.Millisecond)).AtLeast(900)
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}
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func TestRetryMultiple(t *testing.T) {
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assert := assert.On(t)
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startTime := time.Now()
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called := 0
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err := Timed(10, 1000).On(func() error {
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if called < 5 {
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called++
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return errorTestOnly
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}
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return nil
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})
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duration := time.Since(startTime)
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assert.Error(err).IsNil()
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assert.Int64(int64(duration / time.Millisecond)).AtLeast(4900)
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}
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func TestRetryExhausted(t *testing.T) {
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assert := assert.On(t)
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startTime := time.Now()
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called := 0
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err := Timed(2, 1000).On(func() error {
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if called < 5 {
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called++
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return errorTestOnly
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}
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return nil
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})
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duration := time.Since(startTime)
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assert.Error(err).Equals(ErrRetryFailed)
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assert.Int64(int64(duration / time.Millisecond)).AtLeast(1900)
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}
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