compose/e2e/cucumber_test.go

130 lines
3.5 KiB
Go

/*
Copyright 2022 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 cucumber
import (
"context"
"fmt"
"os"
"regexp"
"strings"
"testing"
"github.com/cucumber/godog"
"github.com/cucumber/godog/colors"
"github.com/docker/compose/v2/pkg/e2e"
"gotest.tools/v3/icmd"
)
func TestCucumber(t *testing.T) {
testingOptions := godog.Options{
TestingT: t,
Paths: []string{"./cucumber-features"},
Output: colors.Colored(os.Stdout),
Format: "pretty",
}
status := godog.TestSuite{
Name: "godogs",
Options: &testingOptions,
ScenarioInitializer: setup,
}.Run()
if status == 2 {
t.SkipNow()
}
if status != 0 {
t.Fatalf("zero status code expected, %d received", status)
}
}
func setup(s *godog.ScenarioContext) {
t := s.TestingT()
cli := e2e.NewCLI(t, e2e.WithEnv(
fmt.Sprintf("COMPOSE_PROJECT_NAME=%s", strings.Split(t.Name(), "/")[1]),
))
th := testHelper{
T: t,
CLI: cli,
}
s.Before(func(ctx context.Context, sc *godog.Scenario) (context.Context, error) {
cli.RunDockerComposeCmd(t, "down", "--remove-orphans", "-v", "-t", "0")
return ctx, nil
})
s.After(func(ctx context.Context, sc *godog.Scenario, err error) (context.Context, error) {
cli.RunDockerComposeCmd(t, "down", "--remove-orphans", "-v", "-t", "0")
return ctx, nil
})
s.Step(`^a compose file$`, th.setComposeFile)
s.Step(`^I run "compose (.*)"$`, th.runComposeCommand)
s.Step(`service "(.*)" is "(.*)"$`, th.serviceIsStatus)
s.Step(`output contains "(.*)"$`, th.outputContains)
s.Step(`exit code is (\d+)$`, th.exitCodeIs)
}
type testHelper struct {
T *testing.T
ComposeFile string
CommandOutput string
CommandExitCode int
CLI *e2e.CLI
}
func (th *testHelper) serviceIsStatus(service, status string) error {
res := th.CLI.RunDockerComposeCmd(th.T, "ps", "-a")
statusRegex := fmt.Sprintf("%s\\s+%s", service, status)
r, _ := regexp.Compile(statusRegex)
if !r.MatchString(res.Combined()) {
return fmt.Errorf("Missing/incorrect ps output:\n%s", res.Combined())
}
return nil
}
func (th *testHelper) outputContains(substring string) error {
if !strings.Contains(th.CommandOutput, substring) {
return fmt.Errorf("Missing output substring: %s\noutput: %s", substring, th.CommandOutput)
}
return nil
}
func (th *testHelper) exitCodeIs(exitCode int) error {
if exitCode != th.CommandExitCode {
return fmt.Errorf("Wrong exit code: %d expected: %d", th.CommandExitCode, exitCode)
}
return nil
}
func (th *testHelper) runComposeCommand(command string) error {
commandArgs := []string{"-f", "-"}
commandArgs = append(commandArgs, strings.Split(command, " ")...)
cmd := th.CLI.NewDockerComposeCmd(th.T, commandArgs...)
cmd.Stdin = strings.NewReader(th.ComposeFile)
res := icmd.RunCmd(cmd)
th.CommandOutput = res.Combined()
th.CommandExitCode = res.ExitCode
return nil
}
func (th *testHelper) setComposeFile(composeString string) error {
th.ComposeFile = composeString
return nil
}