compose/pkg/e2e/cancel_test.go

76 lines
2.4 KiB
Go

//go:build !windows
// +build !windows
/*
Copyright 2020 Docker Compose CLI authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package e2e
import (
"bytes"
"fmt"
"os/exec"
"strings"
"syscall"
"testing"
"time"
"gotest.tools/v3/assert"
"gotest.tools/v3/icmd"
)
func TestComposeCancel(t *testing.T) {
c := NewParallelE2eCLI(t, binDir)
t.Run("metrics on cancel Compose build", func(t *testing.T) {
c.RunDockerCmd("compose", "ls")
buildProjectPath := "fixtures/build-infinite/compose.yaml"
// require a separate groupID from the process running tests, in order to simulate ctrl+C from a terminal.
// sending kill signal
cmd, stdout, stderr, err := StartWithNewGroupID(c.NewDockerCmd("compose", "-f", buildProjectPath, "build", "--progress", "plain"))
assert.NilError(t, err)
c.WaitForCondition(func() (bool, string) {
out := stdout.String()
errors := stderr.String()
return strings.Contains(out, "RUN sleep infinity"), fmt.Sprintf("'RUN sleep infinity' not found in : \n%s\nStderr: \n%s\n", out, errors)
}, 30*time.Second, 1*time.Second)
err = syscall.Kill(-cmd.Process.Pid, syscall.SIGINT) // simulate Ctrl-C : send signal to processGroup, children will have same groupId by default
assert.NilError(t, err)
c.WaitForCondition(func() (bool, string) {
out := stdout.String()
errors := stderr.String()
return strings.Contains(out, "CANCELED"), fmt.Sprintf("'CANCELED' not found in : \n%s\nStderr: \n%s\n", out, errors)
}, 10*time.Second, 1*time.Second)
})
}
func StartWithNewGroupID(command icmd.Cmd) (*exec.Cmd, *bytes.Buffer, *bytes.Buffer, error) {
cmd := exec.Command(command.Command[0], command.Command[1:]...)
cmd.Env = command.Env
cmd.SysProcAttr = &syscall.SysProcAttr{Setpgid: true}
var stdout bytes.Buffer
var stderr bytes.Buffer
cmd.Stdout = &stdout
cmd.Stderr = &stderr
err := cmd.Start()
return cmd, &stdout, &stderr, err
}