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3b97d3a329
* Add Firefox installing functionality to test platform. For Linux only. Refactor test platform code * remove download.dart. Not complete for now * uncomment firefox.dart. Adding new CL parameters. * Licence headers added. * adding more comments to firefox_installer * adding test for firefox download * address pr comments. change directory for test in .cirrus.yml * change directory for test_web_engine_firefox_script * removing the system test.
86 lines
2.8 KiB
Dart
86 lines
2.8 KiB
Dart
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'dart:io';
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import 'package:pedantic/pedantic.dart';
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import 'package:test_core/src/util/io.dart'; // ignore: implementation_imports
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import 'browser.dart';
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import 'chrome_installer.dart';
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import 'common.dart';
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/// A class for running an instance of Chrome.
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///
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/// Most of the communication with the browser is expected to happen via HTTP,
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/// so this exposes a bare-bones API. The browser starts as soon as the class is
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/// constructed, and is killed when [close] is called.
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///
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/// Any errors starting or running the process are reported through [onExit].
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class Chrome extends Browser {
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@override
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final name = 'Chrome';
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@override
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final Future<Uri> remoteDebuggerUrl;
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static String version;
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/// Starts a new instance of Chrome open to the given [url], which may be a
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/// [Uri] or a [String].
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factory Chrome(Uri url, {bool debug = false}) {
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assert(version != null);
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var remoteDebuggerCompleter = Completer<Uri>.sync();
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return Chrome._(() async {
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final BrowserInstallation installation = await getOrInstallChrome(
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version,
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infoLog: isCirrus ? stdout : DevNull(),
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);
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// A good source of various Chrome CLI options:
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// https://peter.sh/experiments/chromium-command-line-switches/
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//
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// Things to try:
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// --font-render-hinting
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// --enable-font-antialiasing
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// --gpu-rasterization-msaa-sample-count
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// --disable-gpu
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// --disallow-non-exact-resource-reuse
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// --disable-font-subpixel-positioning
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final bool isChromeNoSandbox = Platform.environment['CHROME_NO_SANDBOX'] == 'true';
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var dir = createTempDir();
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var args = [
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'--user-data-dir=$dir',
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url.toString(),
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if (!debug) '--headless',
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if (isChromeNoSandbox) '--no-sandbox',
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'--window-size=$kMaxScreenshotWidth,$kMaxScreenshotHeight', // When headless, this is the actual size of the viewport
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'--disable-extensions',
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'--disable-popup-blocking',
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'--bwsi',
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'--no-first-run',
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'--no-default-browser-check',
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'--disable-default-apps',
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'--disable-translate',
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'--remote-debugging-port=$kDevtoolsPort',
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];
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final Process process = await Process.start(installation.executable, args);
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remoteDebuggerCompleter.complete(getRemoteDebuggerUrl(
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Uri.parse('http://localhost:${kDevtoolsPort}')));
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unawaited(process.exitCode
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.then((_) => Directory(dir).deleteSync(recursive: true)));
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return process;
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}, remoteDebuggerCompleter.future);
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}
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Chrome._(Future<Process> startBrowser(), this.remoteDebuggerUrl)
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: super(startBrowser);
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}
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