all: initial import from gio main repository

Signed-off-by: Elias Naur <mail@eliasnaur.com>

gogio/android_test.go

@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: Unlicense OR MIT
+
+package main_test
+
+import (
+	"bytes"
+	"context"
+	"fmt"
+	"image"
+	"image/png"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+)
+
+type AndroidTestDriver struct {
+	driverBase
+
+	sdkDir  string
+	adbPath string
+}
+
+var rxAdbDevice = regexp.MustCompile(`(.*)\s+device$`)
+
+func (d *AndroidTestDriver) Start(path string) {
+	d.sdkDir = os.Getenv("ANDROID_SDK_ROOT")
+	if d.sdkDir == "" {
+		d.Skipf("Android SDK is required; set $ANDROID_SDK_ROOT")
+	}
+	d.adbPath = filepath.Join(d.sdkDir, "platform-tools", "adb")
+	if _, err := os.Stat(d.adbPath); os.IsNotExist(err) {
+		d.Skipf("adb not found")
+	}
+
+	devOut := bytes.TrimSpace(d.adb("devices"))
+	devices := rxAdbDevice.FindAllSubmatch(devOut, -1)
+	switch len(devices) {
+	case 0:
+		d.Skipf("no Android devices attached via adb; skipping")
+	case 1:
+	default:
+		d.Skipf("multiple Android devices attached via adb; skipping")
+	}
+
+	// If the device is attached but asleep, it's probably just charging.
+	// Don't use it; the screen needs to be on and unlocked for the test to
+	// work.
+	if !bytes.Contains(
+		d.adb("shell", "dumpsys", "power"),
+		[]byte(" mWakefulness=Awake"),
+	) {
+		d.Skipf("Android device isn't awake; skipping")
+	}
+
+	// First, build the app.
+	apk := filepath.Join(d.tempDir("gio-endtoend-android"), "e2e.apk")
+	d.gogio("-target=android", "-appid="+appid, "-o="+apk, path)
+
+	// Make sure the app isn't installed already, and try to uninstall it
+	// when we finish. Previous failed test runs might have left the app.
+	d.tryUninstall()
+	d.adb("install", apk)
+	d.Cleanup(d.tryUninstall)
+
+	// Force our e2e app to be fullscreen, so that the android system bar at
+	// the top doesn't mess with our screenshots.
+	// TODO(mvdan): is there a way to do this via gio, so that we don't need
+	// to set up a global Android setting via the shell?
+	d.adb("shell", "settings", "put", "global", "policy_control", "immersive.full="+appid)
+
+	// Make sure the app isn't already running.
+	d.adb("shell", "pm", "clear", appid)
+
+	// Start listening for log messages.
+	{
+		ctx, cancel := context.WithCancel(context.Background())
+		cmd := exec.CommandContext(ctx, d.adbPath,
+			"logcat",
+			"-s",       // suppress other logs
+			"-T1",      // don't show previous log messages
+			appid+":*", // show all logs from our gio app ID
+		)
+		output, err := cmd.StdoutPipe()
+		if err != nil {
+			d.Fatal(err)
+		}
+		cmd.Stderr = cmd.Stdout
+		d.output = output
+		if err := cmd.Start(); err != nil {
+			d.Fatal(err)
+		}
+		d.Cleanup(cancel)
+	}
+
+	// Start the app.
+	d.adb("shell", "monkey", "-p", appid, "1")
+
+	// Wait for the gio app to render.
+	d.waitForFrame()
+}
+
+func (d *AndroidTestDriver) Screenshot() image.Image {
+	out := d.adb("shell", "screencap", "-p")
+	img, err := png.Decode(bytes.NewReader(out))
+	if err != nil {
+		d.Fatal(err)
+	}
+	return img
+}
+
+func (d *AndroidTestDriver) tryUninstall() {
+	cmd := exec.Command(d.adbPath, "shell", "pm", "uninstall", appid)
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		if bytes.Contains(out, []byte("Unknown package")) {
+			// The package is not installed. Don't log anything.
+			return
+		}
+		d.Logf("could not uninstall: %v\n%s", err, out)
+	}
+}
+
+func (d *AndroidTestDriver) adb(args ...interface{}) []byte {
+	strs := []string{}
+	for _, arg := range args {
+		strs = append(strs, fmt.Sprint(arg))
+	}
+	cmd := exec.Command(d.adbPath, strs...)
+	out, err := cmd.CombinedOutput()
+	if err != nil {
+		d.Errorf("%s", out)
+		d.Fatal(err)
+	}
+	return out
+}
+
+func (d *AndroidTestDriver) Click(x, y int) {
+	d.adb("shell", "input", "tap", x, y)
+
+	// Wait for the gio app to render after this click.
+	d.waitForFrame()
+}