Merge pull request #1027 from docker/chore-move-compose-test

Move compose e2e tests to own folder

local/compose/e2e/compose_test.go

@@ -17,7 +17,9 @@
 package e2e
 
 import (
+	"fmt"
 	"net/http"
+	"os"
 	"strings"
 	"testing"
 	"time"
@@ -28,20 +30,34 @@ import (
 	. "github.com/docker/compose-cli/tests/framework"
 )
 
+var binDir string
+
+func TestMain(m *testing.M) {
+	p, cleanup, err := SetupExistingCLI()
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+	binDir = p
+	exitCode := m.Run()
+	cleanup()
+	os.Exit(exitCode)
+}
+
 func TestLocalComposeUp(t *testing.T) {
 	c := NewParallelE2eCLI(t, binDir)
 
 	const projectName = "compose-e2e-demo"
 
 	t.Run("build", func(t *testing.T) {
-		res := c.RunDockerCmd("compose", "build", "-f", "../../tests/composefiles/demo_multi_port.yaml")
+		res := c.RunDockerCmd("compose", "build", "-f", "../../../tests/composefiles/demo_multi_port.yaml")
 		res.Assert(t, icmd.Expected{Out: "COPY words.sql /docker-entrypoint-initdb.d/"})
 		res.Assert(t, icmd.Expected{Out: "COPY pom.xml ."})
 		res.Assert(t, icmd.Expected{Out: "COPY static /static/"})
 	})
 
 	t.Run("up", func(t *testing.T) {
-		c.RunDockerCmd("compose", "up", "-d", "-f", "../../tests/composefiles/demo_multi_port.yaml", "--project-name", projectName, "-d")
+		c.RunDockerCmd("compose", "up", "-d", "-f", "../../../tests/composefiles/demo_multi_port.yaml", "--project-name", projectName, "-d")
 	})
 
 	t.Run("check running project", func(t *testing.T) {
@@ -62,7 +78,7 @@ func TestLocalComposeUp(t *testing.T) {
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.project": "compose-e2e-demo"`})
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.oneoff": "False",`})
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.config-hash":`})
-		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.project.config_files": "../../tests/composefiles/demo_multi_port.yaml"`})
+		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.project.config_files": "../../../tests/composefiles/demo_multi_port.yaml"`})
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.project.working_dir":`})
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.service": "web"`})
 		res.Assert(t, icmd.Expected{Out: `"com.docker.compose.version":`})

local/compose_test.go

@@ -113,7 +113,7 @@ func TestStacksMixedStatus(t *testing.T) {
 func TestBuildBindMount(t *testing.T) {
 	volume := composetypes.ServiceVolumeConfig{
 		Type:   composetypes.VolumeTypeBind,
-		Source: "e2e/volume-test",
+		Source: "compose/e2e/volume-test",
 		Target: "/data",
 	}
 	mount, err := buildMount(volume)

tests/framework/e2e.go

@@ -19,10 +19,12 @@ package framework
 import (
 	"errors"
 	"fmt"
+	"io"
 	"io/ioutil"
 	"net/http"
 	"os"
 	"os/exec"
+	"path"
 	"path/filepath"
 	"runtime"
 	"strings"
@@ -104,38 +106,70 @@ func SetupExistingCLI() (string, func(), error) {
 			return "", nil, errors.New("existing CLI not found in PATH")
 		}
 	}
+
 	d, err := ioutil.TempDir("", "")
 	if err != nil {
 		return "", nil, err
 	}
+
 	if err := CopyFile(p, filepath.Join(d, existingExectuableName)); err != nil {
 		return "", nil, err
 	}
-	bin, err := filepath.Abs("../../bin/" + DockerExecutableName)
+
+	bin, err := findExecutable([]string{"../../bin", "../../../bin"})
 	if err != nil {
 		return "", nil, err
 	}
+
 	if err := CopyFile(bin, filepath.Join(d, DockerExecutableName)); err != nil {
 		return "", nil, err
 	}
+
 	cleanup := func() {
 		_ = os.RemoveAll(d)
 	}
+
 	return d, cleanup, nil
 }
 
-// CopyFile copies a file from a path to a path setting permissions to 0777
+func findExecutable(paths []string) (string, error) {
+	for _, p := range paths {
+		bin, err := filepath.Abs(path.Join(p, DockerExecutableName))
+		if err != nil {
+			return "", err
+		}
+
+		if _, err := os.Stat(bin); os.IsNotExist(err) {
+			continue
+		}
+
+		return bin, nil
+	}
+
+	return "", errors.New("executable not found")
+}
+
+// CopyFile copies a file from a sourceFile to a destinationFile setting permissions to 0755
 func CopyFile(sourceFile string, destinationFile string) error {
-	input, err := ioutil.ReadFile(sourceFile)
+	src, err := os.Open(sourceFile)
 	if err != nil {
 		return err
 	}
+	// nolint: errcheck
+	defer src.Close()
+
+	dst, err := os.OpenFile(destinationFile, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0755)
+	if err != nil {
+		return err
+	}
+	// nolint: errcheck
+	defer dst.Close()
+
+	if _, err = io.Copy(dst, src); err != nil {
+		return err
+	}
 
-	err = ioutil.WriteFile(destinationFile, input, 0777)
-	if err != nil {
-		return err
-	}
-	return nil
+	return err
 }
 
 // NewCmd creates a cmd object configured with the test environment set