97 lines
2.4 KiB
Go
97 lines
2.4 KiB
Go
// Copyright 2018 Google 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 specutils
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import (
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"fmt"
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"os/exec"
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"strings"
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"testing"
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"time"
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)
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func TestWaitForReadyHappy(t *testing.T) {
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cmd := exec.Command("/bin/sleep", "1000")
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if err := cmd.Start(); err != nil {
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t.Fatalf("cmd.Start() failed, err: %v", err)
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}
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defer cmd.Wait()
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var count int
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err := WaitForReady(cmd.Process.Pid, 5*time.Second, func() (bool, error) {
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if count < 3 {
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count++
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return false, nil
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}
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return true, nil
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})
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if err != nil {
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t.Errorf("ProcessWaitReady got: %v, expected: nil", err)
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}
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cmd.Process.Kill()
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}
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func TestWaitForReadyFail(t *testing.T) {
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cmd := exec.Command("/bin/sleep", "1000")
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if err := cmd.Start(); err != nil {
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t.Fatalf("cmd.Start() failed, err: %v", err)
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}
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defer cmd.Wait()
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var count int
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err := WaitForReady(cmd.Process.Pid, 5*time.Second, func() (bool, error) {
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if count < 3 {
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count++
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return false, nil
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}
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return false, fmt.Errorf("Fake error")
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})
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if err == nil {
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t.Errorf("ProcessWaitReady got: nil, expected: error")
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}
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cmd.Process.Kill()
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}
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func TestWaitForReadyNotRunning(t *testing.T) {
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cmd := exec.Command("/bin/true")
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if err := cmd.Start(); err != nil {
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t.Fatalf("cmd.Start() failed, err: %v", err)
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}
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defer cmd.Wait()
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err := WaitForReady(cmd.Process.Pid, 5*time.Second, func() (bool, error) {
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return false, nil
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})
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if !strings.Contains(err.Error(), "not running") {
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t.Errorf("ProcessWaitReady got: %v, expected: not running", err)
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}
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}
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func TestWaitForReadyTimeout(t *testing.T) {
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cmd := exec.Command("/bin/sleep", "1000")
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if err := cmd.Start(); err != nil {
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t.Fatalf("cmd.Start() failed, err: %v", err)
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}
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defer cmd.Wait()
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err := WaitForReady(cmd.Process.Pid, 50*time.Millisecond, func() (bool, error) {
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return false, nil
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})
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if !strings.Contains(err.Error(), "timed out") {
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t.Errorf("ProcessWaitReady got: %v, expected: timed out", err)
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}
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cmd.Process.Kill()
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}
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