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f7efbe8b14
It needs to take more time on travis. Fix: ``` --- FAIL: TestBackendBatchIntervalCommit (0.01s) backend_test.go:113: bucket test does not exit ```
130 lines
3.0 KiB
Go
130 lines
3.0 KiB
Go
// Copyright 2015 CoreOS, Inc.
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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 backend
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import (
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"io/ioutil"
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"log"
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"os"
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"path"
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"testing"
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"time"
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"github.com/coreos/etcd/Godeps/_workspace/src/github.com/boltdb/bolt"
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"github.com/coreos/etcd/pkg/testutil"
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)
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var tmpPath string
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func init() {
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dir, err := ioutil.TempDir(os.TempDir(), "etcd_backend_test")
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if err != nil {
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log.Fatal(err)
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}
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tmpPath = path.Join(dir, "database")
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}
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func TestBackendClose(t *testing.T) {
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b := newBackend(tmpPath, time.Hour, 10000)
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defer os.Remove(tmpPath)
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// check close could work
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done := make(chan struct{})
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go func() {
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err := b.Close()
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if err != nil {
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t.Errorf("close error = %v, want nil", err)
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}
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done <- struct{}{}
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}()
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select {
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case <-done:
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case <-time.After(time.Second):
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t.Errorf("failed to close database in 1s")
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}
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}
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func TestBackendSnapshot(t *testing.T) {
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b := New(tmpPath, time.Hour, 10000)
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defer cleanup(b, tmpPath)
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tx := b.BatchTx()
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tx.Lock()
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tx.UnsafeCreateBucket([]byte("test"))
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tx.UnsafePut([]byte("test"), []byte("foo"), []byte("bar"))
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tx.Unlock()
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b.ForceCommit()
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// write snapshot to a new file
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f, err := ioutil.TempFile(os.TempDir(), "etcd_backend_test")
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if err != nil {
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t.Fatal(err)
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}
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_, err = b.Snapshot(f)
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if err != nil {
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t.Fatal(err)
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}
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f.Close()
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// bootstrap new backend from the snapshot
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nb := New(f.Name(), time.Hour, 10000)
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defer cleanup(nb, f.Name())
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newTx := b.BatchTx()
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newTx.Lock()
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ks, _ := newTx.UnsafeRange([]byte("test"), []byte("foo"), []byte("goo"), 0)
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if len(ks) != 1 {
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t.Errorf("len(kvs) = %d, want 1", len(ks))
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}
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newTx.Unlock()
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}
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func TestBackendBatchIntervalCommit(t *testing.T) {
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// start backend with super short batch interval
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b := newBackend(tmpPath, time.Nanosecond, 10000)
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defer cleanup(b, tmpPath)
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tx := b.BatchTx()
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tx.Lock()
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tx.UnsafeCreateBucket([]byte("test"))
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tx.UnsafePut([]byte("test"), []byte("foo"), []byte("bar"))
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tx.Unlock()
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// give time for batch interval commit to happen
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time.Sleep(time.Nanosecond)
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testutil.WaitSchedule()
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// give time for commit to finish, including possible disk IO
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time.Sleep(50 * time.Millisecond)
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// check whether put happens via db view
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b.db.View(func(tx *bolt.Tx) error {
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bucket := tx.Bucket([]byte("test"))
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if bucket == nil {
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t.Errorf("bucket test does not exit")
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return nil
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}
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v := bucket.Get([]byte("foo"))
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if v == nil {
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t.Errorf("foo key failed to written in backend")
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}
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return nil
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})
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}
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func cleanup(b Backend, path string) {
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b.Close()
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os.Remove(path)
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}
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