mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-12-01 11:29:48 +08:00
147 lines
3.1 KiB
Go
147 lines
3.1 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. 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 distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package retry
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import (
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"context"
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"fmt"
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"testing"
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"time"
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"github.com/cockroachdb/errors"
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"github.com/lingdor/stackerror"
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"github.com/milvus-io/milvus/pkg/util/merr"
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"github.com/stretchr/testify/assert"
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)
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func TestDo(t *testing.T) {
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ctx := context.Background()
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n := 0
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testFn := func() error {
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if n < 3 {
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n++
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return errors.New("some error")
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}
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return nil
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}
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err := Do(ctx, testFn)
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assert.NoError(t, err)
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}
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func TestAttempts(t *testing.T) {
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ctx := context.Background()
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testFn := func() error {
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t.Log("executed")
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return errors.New("some error")
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}
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err := Do(ctx, testFn, Attempts(1))
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assert.Error(t, err)
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t.Log(err)
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}
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func TestMaxSleepTime(t *testing.T) {
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ctx := context.Background()
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testFn := func() error {
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return fmt.Errorf("some error")
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}
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err := Do(ctx, testFn, Attempts(3), MaxSleepTime(200*time.Millisecond))
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assert.Error(t, err)
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t.Log(err)
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}
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func TestSleep(t *testing.T) {
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ctx := context.Background()
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testFn := func() error {
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return fmt.Errorf("some error")
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}
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err := Do(ctx, testFn, Attempts(3), Sleep(500*time.Millisecond))
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assert.Error(t, err)
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t.Log(err)
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}
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func TestAllError(t *testing.T) {
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ctx := context.Background()
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testFn := func() error {
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return stackerror.New("some error")
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}
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err := Do(ctx, testFn, Attempts(3))
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assert.Error(t, err)
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t.Log(err)
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}
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func TestUnRecoveryError(t *testing.T) {
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attempts := 0
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ctx := context.Background()
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mockErr := errors.New("some error")
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testFn := func() error {
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attempts++
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return Unrecoverable(mockErr)
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}
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err := Do(ctx, testFn, Attempts(3))
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assert.Error(t, err)
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assert.Equal(t, attempts, 1)
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assert.True(t, errors.Is(err, mockErr))
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}
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func TestContextDeadline(t *testing.T) {
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ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
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defer cancel()
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testFn := func() error {
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return fmt.Errorf("some error")
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}
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err := Do(ctx, testFn)
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assert.Error(t, err)
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t.Log(err)
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}
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func TestContextCancel(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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testFn := func() error {
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return fmt.Errorf("some error")
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}
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go func() {
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time.Sleep(100 * time.Millisecond)
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cancel()
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}()
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err := Do(ctx, testFn)
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assert.Error(t, err)
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assert.True(t, merr.IsCanceledOrTimeout(err))
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t.Log(err)
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}
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func TestWrap(t *testing.T) {
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err := merr.WrapErrSegmentNotFound(1, "failed to get Segment")
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assert.True(t, errors.Is(err, merr.ErrSegmentNotFound))
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assert.True(t, IsRecoverable(err))
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err2 := Unrecoverable(err)
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fmt.Println(err2)
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assert.True(t, errors.Is(err2, merr.ErrSegmentNotFound))
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assert.False(t, IsRecoverable(err2))
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}
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