mirror of
https://github.com/talent-plan/tinykv.git
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68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
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// Copyright 2016 PingCAP, 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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// See the License for the specific language governing permissions and
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// limitations under the License.
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package testutil
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import (
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"os"
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"strings"
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"time"
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"github.com/pingcap-incubator/tinykv/proto/pkg/schedulerpb"
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"github.com/pingcap-incubator/tinykv/scheduler/server/config"
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check "github.com/pingcap/check"
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"google.golang.org/grpc"
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)
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const (
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waitMaxRetry = 200
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waitRetrySleep = time.Millisecond * 100
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)
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// CheckFunc is a condition checker that passed to WaitUntil. Its implementation
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// may call c.Fatal() to abort the test, or c.Log() to add more information.
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type CheckFunc func(c *check.C) bool
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// WaitUntil repeatly evaluates f() for a period of time, util it returns true.
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func WaitUntil(c *check.C, f CheckFunc) {
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c.Log("wait start")
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for i := 0; i < waitMaxRetry; i++ {
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if f(c) {
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return
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}
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time.Sleep(waitRetrySleep)
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}
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c.Fatal("wait timeout")
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}
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// NewRequestHeader creates a new request header.
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func NewRequestHeader(clusterID uint64) *schedulerpb.RequestHeader {
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return &schedulerpb.RequestHeader{
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ClusterId: clusterID,
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}
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}
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// MustNewGrpcClient must create a new grpc client.
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func MustNewGrpcClient(c *check.C, addr string) schedulerpb.SchedulerClient {
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conn, err := grpc.Dial(strings.TrimPrefix(addr, "http://"), grpc.WithInsecure())
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c.Assert(err, check.IsNil)
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return schedulerpb.NewSchedulerClient(conn)
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}
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// CleanServer is used to clean data directory.
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func CleanServer(cfg *config.Config) {
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// Clean data directory
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os.RemoveAll(cfg.DataDir)
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}
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