diff -r 000000000000 -r 6474c204b198 toolkit/devtools/sourcemap/tests/unit/Utils.jsm --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolkit/devtools/sourcemap/tests/unit/Utils.jsm Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,455 @@ +/* -*- Mode: js; js-indent-level: 2; -*- */ +/* + * Copyright 2011 Mozilla Foundation and contributors + * Licensed under the New BSD license. See LICENSE or: + * http://opensource.org/licenses/BSD-3-Clause + */ + +/* + * WARNING! + * + * Do not edit this file directly, it is built from the sources at + * https://github.com/mozilla/source-map/ + */ + +Components.utils.import('resource://gre/modules/devtools/Require.jsm'); +Components.utils.import('resource://gre/modules/devtools/SourceMap.jsm'); + +this.EXPORTED_SYMBOLS = [ "define", "runSourceMapTests" ]; +/* -*- Mode: js; js-indent-level: 2; -*- */ +/* + * Copyright 2011 Mozilla Foundation and contributors + * Licensed under the New BSD license. See LICENSE or: + * http://opensource.org/licenses/BSD-3-Clause + */ +define('test/source-map/assert', ['exports'], function (exports) { + + let do_throw = function (msg) { + throw new Error(msg); + }; + + exports.init = function (throw_fn) { + do_throw = throw_fn; + }; + + exports.doesNotThrow = function (fn) { + try { + fn(); + } + catch (e) { + do_throw(e.message); + } + }; + + exports.equal = function (actual, expected, msg) { + msg = msg || String(actual) + ' != ' + String(expected); + if (actual != expected) { + do_throw(msg); + } + }; + + exports.ok = function (val, msg) { + msg = msg || String(val) + ' is falsey'; + if (!Boolean(val)) { + do_throw(msg); + } + }; + + exports.strictEqual = function (actual, expected, msg) { + msg = msg || String(actual) + ' !== ' + String(expected); + if (actual !== expected) { + do_throw(msg); + } + }; + + exports.throws = function (fn) { + try { + fn(); + do_throw('Expected an error to be thrown, but it wasn\'t.'); + } + catch (e) { + } + }; + +}); +/* -*- Mode: js; js-indent-level: 2; -*- */ +/* + * Copyright 2011 Mozilla Foundation and contributors + * Licensed under the New BSD license. See LICENSE or: + * http://opensource.org/licenses/BSD-3-Clause + */ +define('test/source-map/util', ['require', 'exports', 'module' , 'lib/source-map/util'], function(require, exports, module) { + + var util = require('source-map/util'); + + // This is a test mapping which maps functions from two different files + // (one.js and two.js) to a minified generated source. + // + // Here is one.js: + // + // ONE.foo = function (bar) { + // return baz(bar); + // }; + // + // Here is two.js: + // + // TWO.inc = function (n) { + // return n + 1; + // }; + // + // And here is the generated code (min.js): + // + // ONE.foo=function(a){return baz(a);}; + // TWO.inc=function(a){return a+1;}; + exports.testGeneratedCode = " ONE.foo=function(a){return baz(a);};\n"+ + " TWO.inc=function(a){return a+1;};"; + exports.testMap = { + version: 3, + file: 'min.js', + names: ['bar', 'baz', 'n'], + sources: ['one.js', 'two.js'], + sourceRoot: '/the/root', + mappings: 'CAAC,IAAI,IAAM,SAAUA,GAClB,OAAOC,IAAID;CCDb,IAAI,IAAM,SAAUE,GAClB,OAAOA' + }; + exports.testMapWithSourcesContent = { + version: 3, + file: 'min.js', + names: ['bar', 'baz', 'n'], + sources: ['one.js', 'two.js'], + sourcesContent: [ + ' ONE.foo = function (bar) {\n' + + ' return baz(bar);\n' + + ' };', + ' TWO.inc = function (n) {\n' + + ' return n + 1;\n' + + ' };' + ], + sourceRoot: '/the/root', + mappings: 'CAAC,IAAI,IAAM,SAAUA,GAClB,OAAOC,IAAID;CCDb,IAAI,IAAM,SAAUE,GAClB,OAAOA' + }; + exports.emptyMap = { + version: 3, + file: 'min.js', + names: [], + sources: [], + mappings: '' + }; + + + function assertMapping(generatedLine, generatedColumn, originalSource, + originalLine, originalColumn, name, map, assert, + dontTestGenerated, dontTestOriginal) { + if (!dontTestOriginal) { + var origMapping = map.originalPositionFor({ + line: generatedLine, + column: generatedColumn + }); + assert.equal(origMapping.name, name, + 'Incorrect name, expected ' + JSON.stringify(name) + + ', got ' + JSON.stringify(origMapping.name)); + assert.equal(origMapping.line, originalLine, + 'Incorrect line, expected ' + JSON.stringify(originalLine) + + ', got ' + JSON.stringify(origMapping.line)); + assert.equal(origMapping.column, originalColumn, + 'Incorrect column, expected ' + JSON.stringify(originalColumn) + + ', got ' + JSON.stringify(origMapping.column)); + + var expectedSource; + + if (originalSource && map.sourceRoot && originalSource.indexOf(map.sourceRoot) === 0) { + expectedSource = originalSource; + } else if (originalSource) { + expectedSource = map.sourceRoot + ? util.join(map.sourceRoot, originalSource) + : originalSource; + } else { + expectedSource = null; + } + + assert.equal(origMapping.source, expectedSource, + 'Incorrect source, expected ' + JSON.stringify(expectedSource) + + ', got ' + JSON.stringify(origMapping.source)); + } + + if (!dontTestGenerated) { + var genMapping = map.generatedPositionFor({ + source: originalSource, + line: originalLine, + column: originalColumn + }); + assert.equal(genMapping.line, generatedLine, + 'Incorrect line, expected ' + JSON.stringify(generatedLine) + + ', got ' + JSON.stringify(genMapping.line)); + assert.equal(genMapping.column, generatedColumn, + 'Incorrect column, expected ' + JSON.stringify(generatedColumn) + + ', got ' + JSON.stringify(genMapping.column)); + } + } + exports.assertMapping = assertMapping; + + function assertEqualMaps(assert, actualMap, expectedMap) { + assert.equal(actualMap.version, expectedMap.version, "version mismatch"); + assert.equal(actualMap.file, expectedMap.file, "file mismatch"); + assert.equal(actualMap.names.length, + expectedMap.names.length, + "names length mismatch: " + + actualMap.names.join(", ") + " != " + expectedMap.names.join(", ")); + for (var i = 0; i < actualMap.names.length; i++) { + assert.equal(actualMap.names[i], + expectedMap.names[i], + "names[" + i + "] mismatch: " + + actualMap.names.join(", ") + " != " + expectedMap.names.join(", ")); + } + assert.equal(actualMap.sources.length, + expectedMap.sources.length, + "sources length mismatch: " + + actualMap.sources.join(", ") + " != " + expectedMap.sources.join(", ")); + for (var i = 0; i < actualMap.sources.length; i++) { + assert.equal(actualMap.sources[i], + expectedMap.sources[i], + "sources[" + i + "] length mismatch: " + + actualMap.sources.join(", ") + " != " + expectedMap.sources.join(", ")); + } + assert.equal(actualMap.sourceRoot, + expectedMap.sourceRoot, + "sourceRoot mismatch: " + + actualMap.sourceRoot + " != " + expectedMap.sourceRoot); + assert.equal(actualMap.mappings, expectedMap.mappings, + "mappings mismatch:\nActual: " + actualMap.mappings + "\nExpected: " + expectedMap.mappings); + if (actualMap.sourcesContent) { + assert.equal(actualMap.sourcesContent.length, + expectedMap.sourcesContent.length, + "sourcesContent length mismatch"); + for (var i = 0; i < actualMap.sourcesContent.length; i++) { + assert.equal(actualMap.sourcesContent[i], + expectedMap.sourcesContent[i], + "sourcesContent[" + i + "] mismatch"); + } + } + } + exports.assertEqualMaps = assertEqualMaps; + +}); +/* -*- Mode: js; js-indent-level: 2; -*- */ +/* + * Copyright 2011 Mozilla Foundation and contributors + * Licensed under the New BSD license. See LICENSE or: + * http://opensource.org/licenses/BSD-3-Clause + */ +define('lib/source-map/util', ['require', 'exports', 'module' , ], function(require, exports, module) { + + /** + * This is a helper function for getting values from parameter/options + * objects. + * + * @param args The object we are extracting values from + * @param name The name of the property we are getting. + * @param defaultValue An optional value to return if the property is missing + * from the object. If this is not specified and the property is missing, an + * error will be thrown. + */ + function getArg(aArgs, aName, aDefaultValue) { + if (aName in aArgs) { + return aArgs[aName]; + } else if (arguments.length === 3) { + return aDefaultValue; + } else { + throw new Error('"' + aName + '" is a required argument.'); + } + } + exports.getArg = getArg; + + var urlRegexp = /([\w+\-.]+):\/\/((\w+:\w+)@)?([\w.]+)?(:(\d+))?(\S+)?/; + var dataUrlRegexp = /^data:.+\,.+/; + + function urlParse(aUrl) { + var match = aUrl.match(urlRegexp); + if (!match) { + return null; + } + return { + scheme: match[1], + auth: match[3], + host: match[4], + port: match[6], + path: match[7] + }; + } + exports.urlParse = urlParse; + + function urlGenerate(aParsedUrl) { + var url = aParsedUrl.scheme + "://"; + if (aParsedUrl.auth) { + url += aParsedUrl.auth + "@" + } + if (aParsedUrl.host) { + url += aParsedUrl.host; + } + if (aParsedUrl.port) { + url += ":" + aParsedUrl.port + } + if (aParsedUrl.path) { + url += aParsedUrl.path; + } + return url; + } + exports.urlGenerate = urlGenerate; + + function join(aRoot, aPath) { + var url; + + if (aPath.match(urlRegexp) || aPath.match(dataUrlRegexp)) { + return aPath; + } + + if (aPath.charAt(0) === '/' && (url = urlParse(aRoot))) { + url.path = aPath; + return urlGenerate(url); + } + + return aRoot.replace(/\/$/, '') + '/' + aPath; + } + exports.join = join; + + /** + * Because behavior goes wacky when you set `__proto__` on objects, we + * have to prefix all the strings in our set with an arbitrary character. + * + * See https://github.com/mozilla/source-map/pull/31 and + * https://github.com/mozilla/source-map/issues/30 + * + * @param String aStr + */ + function toSetString(aStr) { + return '$' + aStr; + } + exports.toSetString = toSetString; + + function fromSetString(aStr) { + return aStr.substr(1); + } + exports.fromSetString = fromSetString; + + function relative(aRoot, aPath) { + aRoot = aRoot.replace(/\/$/, ''); + + var url = urlParse(aRoot); + if (aPath.charAt(0) == "/" && url && url.path == "/") { + return aPath.slice(1); + } + + return aPath.indexOf(aRoot + '/') === 0 + ? aPath.substr(aRoot.length + 1) + : aPath; + } + exports.relative = relative; + + function strcmp(aStr1, aStr2) { + var s1 = aStr1 || ""; + var s2 = aStr2 || ""; + return (s1 > s2) - (s1 < s2); + } + + /** + * Comparator between two mappings where the original positions are compared. + * + * Optionally pass in `true` as `onlyCompareGenerated` to consider two + * mappings with the same original source/line/column, but different generated + * line and column the same. Useful when searching for a mapping with a + * stubbed out mapping. + */ + function compareByOriginalPositions(mappingA, mappingB, onlyCompareOriginal) { + var cmp; + + cmp = strcmp(mappingA.source, mappingB.source); + if (cmp) { + return cmp; + } + + cmp = mappingA.originalLine - mappingB.originalLine; + if (cmp) { + return cmp; + } + + cmp = mappingA.originalColumn - mappingB.originalColumn; + if (cmp || onlyCompareOriginal) { + return cmp; + } + + cmp = strcmp(mappingA.name, mappingB.name); + if (cmp) { + return cmp; + } + + cmp = mappingA.generatedLine - mappingB.generatedLine; + if (cmp) { + return cmp; + } + + return mappingA.generatedColumn - mappingB.generatedColumn; + }; + exports.compareByOriginalPositions = compareByOriginalPositions; + + /** + * Comparator between two mappings where the generated positions are + * compared. + * + * Optionally pass in `true` as `onlyCompareGenerated` to consider two + * mappings with the same generated line and column, but different + * source/name/original line and column the same. Useful when searching for a + * mapping with a stubbed out mapping. + */ + function compareByGeneratedPositions(mappingA, mappingB, onlyCompareGenerated) { + var cmp; + + cmp = mappingA.generatedLine - mappingB.generatedLine; + if (cmp) { + return cmp; + } + + cmp = mappingA.generatedColumn - mappingB.generatedColumn; + if (cmp || onlyCompareGenerated) { + return cmp; + } + + cmp = strcmp(mappingA.source, mappingB.source); + if (cmp) { + return cmp; + } + + cmp = mappingA.originalLine - mappingB.originalLine; + if (cmp) { + return cmp; + } + + cmp = mappingA.originalColumn - mappingB.originalColumn; + if (cmp) { + return cmp; + } + + return strcmp(mappingA.name, mappingB.name); + }; + exports.compareByGeneratedPositions = compareByGeneratedPositions; + +}); +/* -*- Mode: js; js-indent-level: 2; -*- */ +/* + * Copyright 2011 Mozilla Foundation and contributors + * Licensed under the New BSD license. See LICENSE or: + * http://opensource.org/licenses/BSD-3-Clause + */ +function runSourceMapTests(modName, do_throw) { + let mod = require(modName); + let assert = require('test/source-map/assert'); + let util = require('test/source-map/util'); + + assert.init(do_throw); + + for (let k in mod) { + if (/^test/.test(k)) { + mod[k](assert, util); + } + } + +} +this.runSourceMapTests = runSourceMapTests;