657 lines
23 KiB
JavaScript
657 lines
23 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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'use strict';
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var {
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Loader, main, unload, parseStack, generateMap, resolve, join,
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Require, Module
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} = require('toolkit/loader');
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var { readURI } = require('sdk/net/url');
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var root = module.uri.substr(0, module.uri.lastIndexOf('/'));
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const app = require('sdk/system/xul-app');
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// The following adds Debugger constructor to the global namespace.
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const { Cu } = require('chrome');
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const { addDebuggerToGlobal } = Cu.import('resource://gre/modules/jsdebugger.jsm', {});
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addDebuggerToGlobal(this);
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exports['test resolve'] = function (assert) {
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let cuddlefish_id = 'sdk/loader/cuddlefish';
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assert.equal(resolve('../index.js', './dir/c.js'), './index.js');
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assert.equal(resolve('./index.js', './dir/c.js'), './dir/index.js');
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assert.equal(resolve('./dir/c.js', './index.js'), './dir/c.js');
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assert.equal(resolve('../utils/file.js', './dir/b.js'), './utils/file.js');
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assert.equal(resolve('../utils/./file.js', './dir/b.js'), './utils/file.js');
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assert.equal(resolve('../utils/file.js', './'), './../utils/file.js');
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assert.equal(resolve('./utils/file.js', './'), './utils/file.js');
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assert.equal(resolve('./utils/file.js', './index.js'), './utils/file.js');
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assert.equal(resolve('../utils/./file.js', cuddlefish_id), 'sdk/utils/file.js');
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assert.equal(resolve('../utils/file.js', cuddlefish_id), 'sdk/utils/file.js');
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assert.equal(resolve('./utils/file.js', cuddlefish_id), 'sdk/loader/utils/file.js');
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assert.equal(resolve('..//index.js', './dir/c.js'), './index.js');
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assert.equal(resolve('../../gre/modules/XPCOMUtils.jsm', 'resource://thing/utils/file.js'), 'resource://gre/modules/XPCOMUtils.jsm');
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assert.equal(resolve('../../gre/modules/XPCOMUtils.jsm', 'chrome://thing/utils/file.js'), 'chrome://gre/modules/XPCOMUtils.jsm');
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assert.equal(resolve('../../a/b/c.json', 'file:///thing/utils/file.js'), 'file:///a/b/c.json');
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// Does not change absolute paths
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assert.equal(resolve('resource://gre/modules/file.js', './dir/b.js'),
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'resource://gre/modules/file.js');
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assert.equal(resolve('file:///gre/modules/file.js', './dir/b.js'),
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'file:///gre/modules/file.js');
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assert.equal(resolve('/root.js', './dir/b.js'),
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'/root.js');
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};
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exports['test join'] = function (assert) {
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assert.equal(join('a/path', '../../../module'), '../module');
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assert.equal(join('a/path/to', '../module'), 'a/path/module');
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assert.equal(join('a/path/to', './module'), 'a/path/to/module');
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assert.equal(join('a/path/to', '././../module'), 'a/path/module');
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assert.equal(join('resource://my/path/yeah/yuh', '../whoa'),
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'resource://my/path/yeah/whoa');
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assert.equal(join('resource://my/path/yeah/yuh', './whoa'),
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'resource://my/path/yeah/yuh/whoa');
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assert.equal(join('resource:///my/path/yeah/yuh', '../whoa'),
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'resource:///my/path/yeah/whoa');
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assert.equal(join('resource:///my/path/yeah/yuh', './whoa'),
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'resource:///my/path/yeah/yuh/whoa');
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assert.equal(join('file:///my/path/yeah/yuh', '../whoa'),
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'file:///my/path/yeah/whoa');
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assert.equal(join('file:///my/path/yeah/yuh', './whoa'),
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'file:///my/path/yeah/yuh/whoa');
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assert.equal(join('a/path/to', '..//module'), 'a/path/module');
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};
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exports['test dependency cycles'] = function(assert) {
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri } });
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let program = main(loader, 'main');
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assert.equal(program.a.b, program.b, 'module `a` gets correct `b`');
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assert.equal(program.b.a, program.a, 'module `b` gets correct `a`');
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assert.equal(program.c.main, program, 'module `c` gets correct `main`');
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unload(loader);
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}
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exports['test syntax errors'] = function(assert) {
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let uri = root + '/fixtures/loader/syntax-error/';
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let loader = Loader({ paths: { '': uri } });
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try {
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let program = main(loader, 'main');
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} catch (error) {
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assert.equal(error.name, "SyntaxError", "throws syntax error");
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assert.equal(error.fileName.split("/").pop(), "error.js",
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"Error contains filename");
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assert.equal(error.lineNumber, 11, "error is on line 11");
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let stack = parseStack(error.stack);
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assert.equal(stack.pop().fileName, uri + "error.js",
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"last frame file containing syntax error");
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assert.equal(stack.pop().fileName, uri + "main.js",
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"previous frame is a requirer module");
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assert.equal(stack.pop().fileName, module.uri,
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"previous to it is a test module");
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} finally {
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unload(loader);
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}
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}
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exports['test sandboxes are not added if error'] = function (assert) {
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let uri = root + '/fixtures/loader/missing-twice/';
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let loader = Loader({ paths: { '': uri } });
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let program = main(loader, 'main');
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assert.ok(!(uri + 'not-found.js' in loader.sandboxes), 'not-found.js not in loader.sandboxes');
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}
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exports['test missing module'] = function(assert) {
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let uri = root + '/fixtures/loader/missing/'
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let loader = Loader({ paths: { '': uri } });
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try {
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let program = main(loader, 'main')
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} catch (error) {
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assert.equal(error.message, "Module `not-found` is not found at " +
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uri + "not-found.js", "throws if error not found");
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assert.equal(error.fileName.split("/").pop(), "main.js",
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"Error fileName is requirer module");
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assert.equal(error.lineNumber, 7, "error is on line 7");
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let stack = parseStack(error.stack);
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assert.equal(stack.pop().fileName, uri + "main.js",
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"loader stack is omitted");
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assert.equal(stack.pop().fileName, module.uri,
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"previous in the stack is test module");
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} finally {
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unload(loader);
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}
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}
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exports["test invalid module not cached and throws everytime"] = function(assert) {
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let uri = root + "/fixtures/loader/missing-twice/";
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let loader = Loader({ paths: { "": uri } });
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let { firstError, secondError, invalidJSON1, invalidJSON2 } = main(loader, "main");
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assert.equal(firstError.message, "Module `not-found` is not found at " +
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uri + "not-found.js", "throws on first invalid require");
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assert.equal(firstError.lineNumber, 8, "first error is on line 7");
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assert.equal(secondError.message, "Module `not-found` is not found at " +
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uri + "not-found.js", "throws on second invalid require");
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assert.equal(secondError.lineNumber, 14, "second error is on line 14");
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assert.equal(invalidJSON1.message,
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"JSON.parse: unexpected character at line 1 column 1 of the JSON data",
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"throws on invalid JSON");
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assert.equal(invalidJSON2.message,
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"JSON.parse: unexpected character at line 1 column 1 of the JSON data",
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"throws on invalid JSON second time");
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};
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exports['test exceptions in modules'] = function(assert) {
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let uri = root + '/fixtures/loader/exceptions/'
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let loader = Loader({ paths: { '': uri } });
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try {
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let program = main(loader, 'main')
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} catch (error) {
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assert.equal(error.message, "Boom!", "thrown errors propagate");
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assert.equal(error.fileName.split("/").pop(), "boomer.js",
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"Error comes from the module that threw it");
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assert.equal(error.lineNumber, 8, "error is on line 8");
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let stack = parseStack(error.stack);
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let frame = stack.pop()
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assert.equal(frame.fileName, uri + "boomer.js",
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"module that threw is first in the stack");
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assert.equal(frame.name, "exports.boom",
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"name is in the stack");
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frame = stack.pop()
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assert.equal(frame.fileName, uri + "main.js",
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"module that called it is next in the stack");
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assert.equal(frame.lineNumber, 9, "caller line is in the stack");
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assert.equal(stack.pop().fileName, module.uri,
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"this test module is next in the stack");
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} finally {
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unload(loader);
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}
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}
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exports['test early errors in module'] = function(assert) {
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let uri = root + '/fixtures/loader/errors/';
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let loader = Loader({ paths: { '': uri } });
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try {
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let program = main(loader, 'main')
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} catch (error) {
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assert.equal(String(error),
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"Error: opening input stream (invalid filename?)",
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"thrown errors propagate");
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assert.equal(error.fileName.split("/").pop(), "boomer.js",
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"Error comes from the module that threw it");
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assert.equal(error.lineNumber, 7, "error is on line 7");
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let stack = parseStack(error.stack);
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let frame = stack.pop()
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assert.equal(frame.fileName, uri + "boomer.js",
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"module that threw is first in the stack");
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frame = stack.pop()
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assert.equal(frame.fileName, uri + "main.js",
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"module that called it is next in the stack");
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assert.equal(frame.lineNumber, 7, "caller line is in the stack");
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assert.equal(stack.pop().fileName, module.uri,
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"this test module is next in the stack");
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} finally {
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unload(loader);
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}
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};
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exports['test require json'] = function (assert) {
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let data = require('./fixtures/loader/json/manifest.json');
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assert.equal(data.name, 'Jetpack Loader Test', 'loads json with strings');
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assert.equal(data.version, '1.0.1', 'loads json with strings');
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assert.equal(data.dependencies.async, '*', 'loads json with objects');
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assert.equal(data.dependencies.underscore, '*', 'loads json with objects');
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assert.equal(data.contributors.length, 4, 'loads json with arrays');
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assert.ok(Array.isArray(data.contributors), 'loads json with arrays');
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data.version = '2.0.0';
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let newdata = require('./fixtures/loader/json/manifest.json');
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assert.equal(newdata.version, '2.0.0',
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'JSON objects returned should be cached and the same instance');
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try {
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require('./fixtures/loader/json/invalid.json');
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assert.fail('Error not thrown when loading invalid json');
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} catch (err) {
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assert.ok(err, 'error thrown when loading invalid json');
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assert.ok(/JSON\.parse/.test(err.message),
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'should thrown an error from JSON.parse, not attempt to load .json.js');
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}
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// Try again to ensure an empty module isn't loaded from cache
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try {
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require('./fixtures/loader/json/invalid.json');
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assert.fail('Error not thrown when loading invalid json a second time');
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} catch (err) {
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assert.ok(err,
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'error thrown when loading invalid json a second time');
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assert.ok(/JSON\.parse/.test(err.message),
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'should thrown an error from JSON.parse a second time, not attempt to load .json.js');
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}
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};
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exports['test setting metadata for newly created sandboxes'] = function(assert) {
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let addonID = 'random-addon-id';
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri }, id: addonID });
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let dbg = new Debugger();
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dbg.onNewGlobalObject = function(global) {
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dbg.onNewGlobalObject = undefined;
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let metadata = Cu.getSandboxMetadata(global.unsafeDereference());
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assert.ok(metadata, 'this global has attached metadata');
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assert.equal(metadata.URI, uri + 'main.js', 'URI is set properly');
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assert.equal(metadata.addonID, addonID, 'addon ID is set');
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}
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let program = main(loader, 'main');
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};
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exports['test require .json, .json.js'] = function (assert) {
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let testjson = require('./fixtures/loader/json/test.json');
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assert.equal(testjson.filename, 'test.json',
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'require("./x.json") should load x.json, not x.json.js');
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let nodotjson = require('./fixtures/loader/json/nodotjson.json');
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assert.equal(nodotjson.filename, 'nodotjson.json.js',
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'require("./x.json") should load x.json.js when x.json does not exist');
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nodotjson.data.prop = 'hydralisk';
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// require('nodotjson.json') and require('nodotjson.json.js')
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// should resolve to the same file
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let nodotjsonjs = require('./fixtures/loader/json/nodotjson.json.js');
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assert.equal(nodotjsonjs.data.prop, 'hydralisk',
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'js modules are cached whether access via .json.js or .json');
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};
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exports['test invisibleToDebugger: false'] = function (assert) {
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri } });
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main(loader, 'main');
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let dbg = new Debugger();
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let sandbox = loader.sandboxes[uri + 'main.js'];
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try {
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dbg.addDebuggee(sandbox);
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assert.ok(true, 'debugger added visible value');
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} catch(e) {
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assert.fail('debugger could not add visible value');
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}
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};
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exports['test invisibleToDebugger: true'] = function (assert) {
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri }, invisibleToDebugger: true });
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main(loader, 'main');
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let dbg = new Debugger();
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let sandbox = loader.sandboxes[uri + 'main.js'];
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try {
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dbg.addDebuggee(sandbox);
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assert.fail('debugger added invisible value');
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} catch(e) {
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assert.ok(true, 'debugger did not add invisible value');
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}
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};
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exports['test console global by default'] = function (assert) {
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let uri = root + '/fixtures/loader/globals/';
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let loader = Loader({ paths: { '': uri }});
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let program = main(loader, 'main');
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assert.ok(typeof program.console === 'object', 'global `console` exists');
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assert.ok(typeof program.console.log === 'function', 'global `console.log` exists');
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let loader2 = Loader({ paths: { '': uri }, globals: { console: fakeConsole }});
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let program2 = main(loader2, 'main');
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assert.equal(program2.console, fakeConsole,
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'global console can be overridden with Loader options');
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function fakeConsole () {};
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};
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exports['test shared globals'] = function(assert) {
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri }, sharedGlobal: true,
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sharedGlobalBlocklist: ['b'] });
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let program = main(loader, 'main');
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// As it is hard to verify what is the global of an object
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// (due to wrappers) we check that we see the `foo` symbol
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// being manually injected into the shared global object
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loader.sharedGlobalSandbox.foo = true;
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let m = loader.sandboxes[uri + 'main.js'];
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let a = loader.sandboxes[uri + 'a.js'];
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let b = loader.sandboxes[uri + 'b.js'];
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assert.ok(Cu.getGlobalForObject(m).foo, "main is shared");
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assert.ok(Cu.getGlobalForObject(a).foo, "a is shared");
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assert.ok(!Cu.getGlobalForObject(b).foo, "b isn't shared");
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unload(loader);
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}
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exports['test deprecated shared globals exception name'] = function(assert) {
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let uri = root + '/fixtures/loader/cycles/';
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let loader = Loader({ paths: { '': uri }, sharedGlobal: true,
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sharedGlobalBlacklist: ['b'] });
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let program = main(loader, 'main');
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assert.ok(loader.sharedGlobalBlocklist.includes("b"), "b should be in the blocklist");
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assert.equal(loader.sharedGlobalBlocklist.length, loader.sharedGlobalBlacklist.length,
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"both blocklists should have the same number of items.");
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assert.equal(loader.sharedGlobalBlocklist.join(","), loader.sharedGlobalBlacklist.join(","),
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"both blocklists should have the same items.");
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// As it is hard to verify what is the global of an object
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// (due to wrappers) we check that we see the `foo` symbol
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// being manually injected into the shared global object
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loader.sharedGlobalSandbox.foo = true;
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let m = loader.sandboxes[uri + 'main.js'];
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let a = loader.sandboxes[uri + 'a.js'];
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let b = loader.sandboxes[uri + 'b.js'];
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assert.ok(Cu.getGlobalForObject(m).foo, "main is shared");
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assert.ok(Cu.getGlobalForObject(a).foo, "a is shared");
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assert.ok(!Cu.getGlobalForObject(b).foo, "b isn't shared");
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unload(loader);
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}
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exports['test prototype of global'] = function (assert) {
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let uri = root + '/fixtures/loader/globals/';
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let loader = Loader({ paths: { '': uri }, sharedGlobal: true,
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sandboxPrototype: { globalFoo: 5 }});
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let program = main(loader, 'main');
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assert.ok(program.globalFoo === 5, '`globalFoo` exists');
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};
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exports["test require#resolve"] = function(assert) {
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let foundRoot = require.resolve("sdk/tabs").replace(/sdk\/tabs.js$/, "");
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assert.ok(root, foundRoot, "correct resolution root");
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assert.equal(foundRoot + "sdk/tabs.js", require.resolve("sdk/tabs"), "correct resolution of sdk module");
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assert.equal(foundRoot + "toolkit/loader.js", require.resolve("toolkit/loader"), "correct resolution of sdk module");
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const localLoader = Loader({
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paths: { "foo/bar": "bizzle",
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"foo/bar2/": "bizzle2",
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// Just to make sure this doesn't match the first entry,
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// let use resolve this module
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"foo/bar-bar": "foo/bar-bar" }
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});
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const localRequire = Require(localLoader, module);
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assert.equal(localRequire.resolve("foo/bar"), "bizzle.js");
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assert.equal(localRequire.resolve("foo/bar/baz"), "bizzle/baz.js");
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assert.equal(localRequire.resolve("foo/bar-bar"), "foo/bar-bar.js");
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assert.equal(localRequire.resolve("foo/bar2/"), "bizzle2.js");
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};
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const modulesURI = require.resolve("toolkit/loader").replace("toolkit/loader.js", "");
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exports["test loading a loader"] = function(assert) {
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const loader = Loader({ paths: { "": modulesURI } });
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const require = Require(loader, module);
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const requiredLoader = require("toolkit/loader");
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assert.equal(requiredLoader.Loader, Loader,
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"got the same Loader instance");
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const jsmLoader = Cu.import(require.resolve("toolkit/loader"), {}).Loader;
|
|
|
|
assert.equal(jsmLoader.Loader, requiredLoader.Loader,
|
|
"loading loader via jsm returns same loader");
|
|
|
|
unload(loader);
|
|
};
|
|
|
|
exports['test loader on unsupported modules with checkCompatibility true'] = function(assert) {
|
|
let loader = Loader({
|
|
paths: { '': root + "/" },
|
|
checkCompatibility: true
|
|
});
|
|
let require = Require(loader, module);
|
|
|
|
assert.throws(() => {
|
|
if (!app.is('Firefox')) {
|
|
require('fixtures/loader/unsupported/firefox');
|
|
}
|
|
else {
|
|
require('fixtures/loader/unsupported/fennec');
|
|
}
|
|
}, /^Unsupported Application/, "throws Unsupported Application");
|
|
|
|
unload(loader);
|
|
};
|
|
|
|
exports['test loader on unsupported modules with checkCompatibility false'] = function(assert) {
|
|
let loader = Loader({
|
|
paths: { '': root + "/" },
|
|
checkCompatibility: false
|
|
});
|
|
let require = Require(loader, module);
|
|
|
|
try {
|
|
if (!app.is('Firefox')) {
|
|
require('fixtures/loader/unsupported/firefox');
|
|
}
|
|
else {
|
|
require('fixtures/loader/unsupported/fennec');
|
|
}
|
|
assert.pass("loaded unsupported module without an error");
|
|
}
|
|
catch(e) {
|
|
assert.fail(e);
|
|
}
|
|
|
|
unload(loader);
|
|
};
|
|
|
|
exports['test loader on unsupported modules with checkCompatibility default'] = function(assert) {
|
|
let loader = Loader({ paths: { '': root + "/" } });
|
|
let require = Require(loader, module);
|
|
|
|
try {
|
|
if (!app.is('Firefox')) {
|
|
require('fixtures/loader/unsupported/firefox');
|
|
}
|
|
else {
|
|
require('fixtures/loader/unsupported/fennec');
|
|
}
|
|
assert.pass("loaded unsupported module without an error");
|
|
}
|
|
catch(e) {
|
|
assert.fail(e);
|
|
}
|
|
|
|
unload(loader);
|
|
};
|
|
|
|
exports["test Cu.import of toolkit/loader"] = (assert) => {
|
|
const toolkitLoaderURI = require.resolve("toolkit/loader");
|
|
const loaderModule = Cu.import(toolkitLoaderURI).Loader;
|
|
const { Loader, Require, Main } = loaderModule;
|
|
const version = "0.1.0";
|
|
const id = `fxos_${version.replace(".", "_")}_simulator@mozilla.org`;
|
|
const uri = `resource://${encodeURIComponent(id.replace("@", "at"))}/`;
|
|
|
|
const loader = Loader({
|
|
paths: {
|
|
"./": uri + "lib/",
|
|
// Can't just put `resource://gre/modules/commonjs/` as it
|
|
// won't take module overriding into account.
|
|
"": toolkitLoaderURI.replace("toolkit/loader.js", "")
|
|
},
|
|
globals: {
|
|
console: console
|
|
},
|
|
modules: {
|
|
"toolkit/loader": loaderModule,
|
|
addon: {
|
|
id: "simulator",
|
|
version: "0.1",
|
|
uri: uri
|
|
}
|
|
}
|
|
});
|
|
|
|
let require_ = Require(loader, { id: "./addon" });
|
|
assert.equal(typeof(loaderModule),
|
|
typeof(require_("toolkit/loader")),
|
|
"module returned is whatever was mapped to it");
|
|
};
|
|
|
|
exports["test Cu.import in b2g style"] = (assert) => {
|
|
const {FakeCu} = require("./loader/b2g");
|
|
const toolkitLoaderURI = require.resolve("toolkit/loader");
|
|
const b2g = new FakeCu();
|
|
|
|
const exported = {};
|
|
const loader = b2g.import(toolkitLoaderURI, exported);
|
|
|
|
assert.equal(typeof(exported.Loader),
|
|
"function",
|
|
"loader is a function");
|
|
assert.equal(typeof(exported.Loader.Loader),
|
|
"function",
|
|
"Loader.Loader is a funciton");
|
|
};
|
|
|
|
exports['test lazy globals'] = function (assert) {
|
|
let uri = root + '/fixtures/loader/lazy/';
|
|
let gotFoo = false;
|
|
let foo = {};
|
|
let modules = {
|
|
get foo() {
|
|
gotFoo = true;
|
|
return foo;
|
|
}
|
|
};
|
|
let loader = Loader({ paths: { '': uri }, modules: modules});
|
|
assert.ok(!gotFoo, "foo hasn't been accessed during loader instanciation");
|
|
let program = main(loader, 'main');
|
|
assert.ok(!gotFoo, "foo hasn't been accessed during module loading");
|
|
assert.equal(program.useFoo(), foo, "foo mock works");
|
|
assert.ok(gotFoo, "foo has been accessed only when we first try to use it");
|
|
};
|
|
|
|
exports['test user global'] = function(assert) {
|
|
// Test case for bug 827792
|
|
let com = {};
|
|
let loader = require('toolkit/loader');
|
|
let loadOptions = require('@loader/options');
|
|
let options = loader.override(loadOptions,
|
|
{globals: loader.override(loadOptions.globals,
|
|
{com: com,
|
|
console: console,
|
|
dump: dump})});
|
|
let subloader = loader.Loader(options);
|
|
let userRequire = loader.Require(subloader, module);
|
|
let userModule = userRequire("./loader/user-global");
|
|
|
|
assert.equal(userModule.getCom(), com,
|
|
"user module returns expected `com` global");
|
|
};
|
|
|
|
exports['test custom require caching'] = function(assert) {
|
|
const loader = Loader({
|
|
paths: { '': root + "/" },
|
|
requireHook: (id, require) => {
|
|
// Just load it normally
|
|
return require(id);
|
|
}
|
|
});
|
|
const require = Require(loader, module);
|
|
|
|
let data = require('fixtures/loader/json/mutation.json');
|
|
assert.equal(data.value, 1, 'has initial value');
|
|
data.value = 2;
|
|
let newdata = require('fixtures/loader/json/mutation.json');
|
|
assert.equal(
|
|
newdata.value,
|
|
2,
|
|
'JSON objects returned should be cached and the same instance'
|
|
);
|
|
};
|
|
|
|
exports['test caching when proxying a loader'] = function(assert) {
|
|
const parentRequire = require;
|
|
const loader = Loader({
|
|
paths: { '': root + "/" },
|
|
requireHook: (id, childRequire) => {
|
|
if(id === 'gimmejson') {
|
|
return childRequire('fixtures/loader/json/mutation.json')
|
|
}
|
|
// Load it with the original (global) require
|
|
return parentRequire(id);
|
|
}
|
|
});
|
|
const childRequire = Require(loader, module);
|
|
|
|
let data = childRequire('./fixtures/loader/json/mutation.json');
|
|
assert.equal(data.value, 1, 'data has initial value');
|
|
data.value = 2;
|
|
|
|
let newdata = childRequire('./fixtures/loader/json/mutation.json');
|
|
assert.equal(newdata.value, 2, 'data has changed');
|
|
|
|
let childData = childRequire('gimmejson');
|
|
assert.equal(childData.value, 1, 'data from child loader has initial value');
|
|
childData.value = 3;
|
|
let newChildData = childRequire('gimmejson');
|
|
assert.equal(newChildData.value, 3, 'data from child loader has changed');
|
|
|
|
data = childRequire('./fixtures/loader/json/mutation.json');
|
|
assert.equal(data.value, 2, 'data from parent loader has not changed');
|
|
|
|
// Set it back to the original value just in case (this instance
|
|
// will be shared across tests)
|
|
data.value = 1;
|
|
}
|
|
|
|
require('sdk/test').run(exports);
|