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Issue 29720661: Issue 6391 - Allow running the browser unit tests with Firefox (Closed) Base URL: https://hg.adblockplus.org/adblockpluscore/
Patch Set: README fixups Created May 18, 2018, 1:24 a.m.
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1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-present eyeo GmbH
4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation.
8 *
9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 "use strict";
19
20 const {exec} = require("child_process");
21 const fs = require("fs");
22 const path = require("path");
23
24 const {ncp} = require("ncp");
25
26 const {download} = require("./download");
27
28 const {platform} = process;
29
30 // macOS specific
31 const dmg = platform == "darwin" ? require("dmg") : null;
32
33 function extractTar(archive, browserDir)
34 {
35 return new Promise((resolve, reject) =>
36 {
37 fs.mkdirSync(browserDir);
38 exec(["tar", "-jxf", archive, "-C", browserDir].join(" "),
39 err =>
40 {
41 if (err)
42 reject(err);
43 else
44 resolve();
45 });
46 });
47 }
48
49 function extractDmg(archive, browserDir)
50 {
51 return new Promise((resolve, reject) =>
52 {
53 dmg.mount(archive, (err, mpath) =>
54 {
55 if (err)
56 reject(err);
57 else
58 {
59 let files = fs.readdirSync(mpath);
60 let target = files.find(file => /\.app/.test(file));
61 let source = path.join(mpath, target);
62 fs.mkdirSync(browserDir);
63 ncp(source, path.join(browserDir, target), ncperr =>
64 {
65 dmg.unmount(mpath, dmgerr =>
66 {
67 if (dmgerr)
68 console.error(`Error unmounting DMG: ${dmgerr}`);
69 });
70 if (ncperr)
71 {
72 console.error(`Error copying ${source} to ${browserDir}`);
73 reject(ncperr);
74 }
75 else
76 resolve();
77 });
78 }
79 });
80 });
81 }
82
83 function runWinInstaller(archive, browserDir)
84 {
85 // Procedure inspired from mozinstall:
86 // https://hg.mozilla.org/mozilla-central/file/tip/testing/mozbase/mozinstall/ mozinstall/mozinstall.py
87 // Also uninstaller will need to be run.
88 return new Promise((resolve, reject) =>
89 {
90 exec([archive, `/extractdir=${browserDir}`].join(" "),
91 err =>
92 {
93 if (err)
94 reject(err);
95 else
96 resolve();
97 });
98 });
99 }
100
101 function extractArchive(archive, browserDir)
102 {
103 switch (platform)
104 {
105 case "win32":
106 return runWinInstaller(archive, browserDir);
107 case "linux":
108 return extractTar(archive, browserDir);
109 case "darwin":
110 return extractDmg(archive, browserDir);
111 default:
112 throw new Error("Unexpected platform");
113 }
114 }
115
116 function getFirefoxExecutable(browserDir)
117 {
118 switch (platform)
119 {
120 case "win32":
121 return path.join(browserDir, "firefox.exe");
122 case "linux":
123 return path.join(browserDir, "firefox", "firefox");
124 case "darwin":
125 return path.join(browserDir, "Firefox.app", "Contents",
126 "MacOS", "firefox");
127 default:
128 throw new Error("Unexpected platform");
129 }
130 }
131
132 function ensureFirefox(firefoxVersion)
133 {
134 let targetPlatform = platform;
135 if (platform == "win32")
136 targetPlatform += "-" + process.arch;
137 let buildTypes = {
138 "win32-ia32": ["win32-EME-free", `Firefox Setup ${firefoxVersion}.exe`],
139 "win32-x64": ["win64-EME-free", `Firefox Setup ${firefoxVersion}.exe`],
140 "linux": ["linux-x86_64", `firefox-${firefoxVersion}.tar.bz2`],
141 "darwin": ["mac-EME-free", `Firefox ${firefoxVersion}.dmg`]
142 };
143
144 if (!buildTypes.hasOwnProperty(targetPlatform))
145 {
146 let err = new Error(`Cannot run browser tests, ${targetPlatform} is unsuppor ted`);
147 return Promise.reject(err);
148 }
149
150 return Promise.resolve().then(() =>
151 {
152 let snapshotsDir = path.join(__dirname, "..", "..", "firefox-snapshots");
153 let browserDir = path.join(snapshotsDir,
154 `firefox-${targetPlatform}-${firefoxVersion}`);
155 if (fs.existsSync(browserDir))
156 return browserDir;
157
158 if (!fs.existsSync(path.dirname(browserDir)))
159 fs.mkdirSync(path.dirname(browserDir));
160
161 let [buildPlatform, fileName] = buildTypes[targetPlatform];
162 let archive = path.join(snapshotsDir, "download-cache", fileName);
163
164 return Promise.resolve()
165 .then(() =>
166 {
167 if (!fs.existsSync(archive))
168 {
169 let url = `https://archive.mozilla.org/pub/firefox/releases/${firefoxV ersion}/${buildPlatform}/en-US/${fileName}`;
170 console.info("Downloading Firefox...");
171 return download(url, archive);
172 }
173 console.info(`Reusing cached archive ${archive}`);
174 })
175 .then(() => extractArchive(archive, browserDir))
176 .then(() => browserDir);
177 }).then(dir => getFirefoxExecutable(dir));
178 }
179
180 module.exports.ensureFirefox = ensureFirefox;
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