diff -r 000000000000 -r 6474c204b198 toolkit/devtools/sourcemap/tests/unit/test_source_map_consumer.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/toolkit/devtools/sourcemap/tests/unit/test_source_map_consumer.js Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,459 @@ +/* + * WARNING! + * + * Do not edit this file directly, it is built from the sources at + * https://github.com/mozilla/source-map/ + */ + +Components.utils.import('resource://test/Utils.jsm'); +/* -*- 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/test-source-map-consumer", ["require", "exports", "module"], function (require, exports, module) { + + var SourceMapConsumer = require('source-map/source-map-consumer').SourceMapConsumer; + var SourceMapGenerator = require('source-map/source-map-generator').SourceMapGenerator; + + exports['test that we can instantiate with a string or an objects'] = function (assert, util) { + assert.doesNotThrow(function () { + var map = new SourceMapConsumer(util.testMap); + }); + assert.doesNotThrow(function () { + var map = new SourceMapConsumer(JSON.stringify(util.testMap)); + }); + }; + + exports['test that the `sources` field has the original sources'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + var sources = map.sources; + + assert.equal(sources[0], '/the/root/one.js'); + assert.equal(sources[1], '/the/root/two.js'); + assert.equal(sources.length, 2); + }; + + exports['test that the source root is reflected in a mapping\'s source field'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + var mapping; + + mapping = map.originalPositionFor({ + line: 2, + column: 1 + }); + assert.equal(mapping.source, '/the/root/two.js'); + + mapping = map.originalPositionFor({ + line: 1, + column: 1 + }); + assert.equal(mapping.source, '/the/root/one.js'); + }; + + exports['test mapping tokens back exactly'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + + util.assertMapping(1, 1, '/the/root/one.js', 1, 1, null, map, assert); + util.assertMapping(1, 5, '/the/root/one.js', 1, 5, null, map, assert); + util.assertMapping(1, 9, '/the/root/one.js', 1, 11, null, map, assert); + util.assertMapping(1, 18, '/the/root/one.js', 1, 21, 'bar', map, assert); + util.assertMapping(1, 21, '/the/root/one.js', 2, 3, null, map, assert); + util.assertMapping(1, 28, '/the/root/one.js', 2, 10, 'baz', map, assert); + util.assertMapping(1, 32, '/the/root/one.js', 2, 14, 'bar', map, assert); + + util.assertMapping(2, 1, '/the/root/two.js', 1, 1, null, map, assert); + util.assertMapping(2, 5, '/the/root/two.js', 1, 5, null, map, assert); + util.assertMapping(2, 9, '/the/root/two.js', 1, 11, null, map, assert); + util.assertMapping(2, 18, '/the/root/two.js', 1, 21, 'n', map, assert); + util.assertMapping(2, 21, '/the/root/two.js', 2, 3, null, map, assert); + util.assertMapping(2, 28, '/the/root/two.js', 2, 10, 'n', map, assert); + }; + + exports['test mapping tokens fuzzy'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + + // Finding original positions + util.assertMapping(1, 20, '/the/root/one.js', 1, 21, 'bar', map, assert, true); + util.assertMapping(1, 30, '/the/root/one.js', 2, 10, 'baz', map, assert, true); + util.assertMapping(2, 12, '/the/root/two.js', 1, 11, null, map, assert, true); + + // Finding generated positions + util.assertMapping(1, 18, '/the/root/one.js', 1, 22, 'bar', map, assert, null, true); + util.assertMapping(1, 28, '/the/root/one.js', 2, 13, 'baz', map, assert, null, true); + util.assertMapping(2, 9, '/the/root/two.js', 1, 16, null, map, assert, null, true); + }; + + exports['test creating source map consumers with )]}\' prefix'] = function (assert, util) { + assert.doesNotThrow(function () { + var map = new SourceMapConsumer(")]}'" + JSON.stringify(util.testMap)); + }); + }; + + exports['test eachMapping'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + var previousLine = -Infinity; + var previousColumn = -Infinity; + map.eachMapping(function (mapping) { + assert.ok(mapping.generatedLine >= previousLine); + + if (mapping.source) { + assert.equal(mapping.source.indexOf(util.testMap.sourceRoot), 0); + } + + if (mapping.generatedLine === previousLine) { + assert.ok(mapping.generatedColumn >= previousColumn); + previousColumn = mapping.generatedColumn; + } + else { + previousLine = mapping.generatedLine; + previousColumn = -Infinity; + } + }); + }; + + exports['test iterating over mappings in a different order'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + var previousLine = -Infinity; + var previousColumn = -Infinity; + var previousSource = ""; + map.eachMapping(function (mapping) { + assert.ok(mapping.source >= previousSource); + + if (mapping.source === previousSource) { + assert.ok(mapping.originalLine >= previousLine); + + if (mapping.originalLine === previousLine) { + assert.ok(mapping.originalColumn >= previousColumn); + previousColumn = mapping.originalColumn; + } + else { + previousLine = mapping.originalLine; + previousColumn = -Infinity; + } + } + else { + previousSource = mapping.source; + previousLine = -Infinity; + previousColumn = -Infinity; + } + }, null, SourceMapConsumer.ORIGINAL_ORDER); + }; + + exports['test that we can set the context for `this` in eachMapping'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMap); + var context = {}; + map.eachMapping(function () { + assert.equal(this, context); + }, context); + }; + + exports['test that the `sourcesContent` field has the original sources'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMapWithSourcesContent); + var sourcesContent = map.sourcesContent; + + assert.equal(sourcesContent[0], ' ONE.foo = function (bar) {\n return baz(bar);\n };'); + assert.equal(sourcesContent[1], ' TWO.inc = function (n) {\n return n + 1;\n };'); + assert.equal(sourcesContent.length, 2); + }; + + exports['test that we can get the original sources for the sources'] = function (assert, util) { + var map = new SourceMapConsumer(util.testMapWithSourcesContent); + var sources = map.sources; + + assert.equal(map.sourceContentFor(sources[0]), ' ONE.foo = function (bar) {\n return baz(bar);\n };'); + assert.equal(map.sourceContentFor(sources[1]), ' TWO.inc = function (n) {\n return n + 1;\n };'); + assert.equal(map.sourceContentFor("one.js"), ' ONE.foo = function (bar) {\n return baz(bar);\n };'); + assert.equal(map.sourceContentFor("two.js"), ' TWO.inc = function (n) {\n return n + 1;\n };'); + assert.throws(function () { + map.sourceContentFor(""); + }, Error); + assert.throws(function () { + map.sourceContentFor("/the/root/three.js"); + }, Error); + assert.throws(function () { + map.sourceContentFor("three.js"); + }, Error); + }; + + exports['test sourceRoot + generatedPositionFor'] = function (assert, util) { + var map = new SourceMapGenerator({ + sourceRoot: 'foo/bar', + file: 'baz.js' + }); + map.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: 'bang.coffee' + }); + map.addMapping({ + original: { line: 5, column: 5 }, + generated: { line: 6, column: 6 }, + source: 'bang.coffee' + }); + map = new SourceMapConsumer(map.toString()); + + // Should handle without sourceRoot. + var pos = map.generatedPositionFor({ + line: 1, + column: 1, + source: 'bang.coffee' + }); + + assert.equal(pos.line, 2); + assert.equal(pos.column, 2); + + // Should handle with sourceRoot. + var pos = map.generatedPositionFor({ + line: 1, + column: 1, + source: 'foo/bar/bang.coffee' + }); + + assert.equal(pos.line, 2); + assert.equal(pos.column, 2); + }; + + exports['test sourceRoot + originalPositionFor'] = function (assert, util) { + var map = new SourceMapGenerator({ + sourceRoot: 'foo/bar', + file: 'baz.js' + }); + map.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: 'bang.coffee' + }); + map = new SourceMapConsumer(map.toString()); + + var pos = map.originalPositionFor({ + line: 2, + column: 2, + }); + + // Should always have the prepended source root + assert.equal(pos.source, 'foo/bar/bang.coffee'); + assert.equal(pos.line, 1); + assert.equal(pos.column, 1); + }; + + exports['test github issue #56'] = function (assert, util) { + var map = new SourceMapGenerator({ + sourceRoot: 'http://', + file: 'www.example.com/foo.js' + }); + map.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: 'www.example.com/original.js' + }); + map = new SourceMapConsumer(map.toString()); + + var sources = map.sources; + assert.equal(sources.length, 1); + assert.equal(sources[0], 'http://www.example.com/original.js'); + }; + + exports['test github issue #43'] = function (assert, util) { + var map = new SourceMapGenerator({ + sourceRoot: 'http://example.com', + file: 'foo.js' + }); + map.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: 'http://cdn.example.com/original.js' + }); + map = new SourceMapConsumer(map.toString()); + + var sources = map.sources; + assert.equal(sources.length, 1, + 'Should only be one source.'); + assert.equal(sources[0], 'http://cdn.example.com/original.js', + 'Should not be joined with the sourceRoot.'); + }; + + exports['test absolute path, but same host sources'] = function (assert, util) { + var map = new SourceMapGenerator({ + sourceRoot: 'http://example.com/foo/bar', + file: 'foo.js' + }); + map.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: '/original.js' + }); + map = new SourceMapConsumer(map.toString()); + + var sources = map.sources; + assert.equal(sources.length, 1, + 'Should only be one source.'); + assert.equal(sources[0], 'http://example.com/original.js', + 'Source should be relative the host of the source root.'); + }; + + exports['test github issue #64'] = function (assert, util) { + var map = new SourceMapConsumer({ + "version": 3, + "file": "foo.js", + "sourceRoot": "http://example.com/", + "sources": ["/a"], + "names": [], + "mappings": "AACA", + "sourcesContent": ["foo"] + }); + + assert.equal(map.sourceContentFor("a"), "foo"); + assert.equal(map.sourceContentFor("/a"), "foo"); + }; + + exports['test bug 885597'] = function (assert, util) { + var map = new SourceMapConsumer({ + "version": 3, + "file": "foo.js", + "sourceRoot": "file:///Users/AlGore/Invented/The/Internet/", + "sources": ["/a"], + "names": [], + "mappings": "AACA", + "sourcesContent": ["foo"] + }); + + var s = map.sources[0]; + assert.equal(map.sourceContentFor(s), "foo"); + }; + + exports['test github issue #72, duplicate sources'] = function (assert, util) { + var map = new SourceMapConsumer({ + "version": 3, + "file": "foo.js", + "sources": ["source1.js", "source1.js", "source3.js"], + "names": [], + "mappings": ";EAAC;;IAEE;;MEEE", + "sourceRoot": "http://example.com" + }); + + var pos = map.originalPositionFor({ + line: 2, + column: 2 + }); + assert.equal(pos.source, 'http://example.com/source1.js'); + assert.equal(pos.line, 1); + assert.equal(pos.column, 1); + + var pos = map.originalPositionFor({ + line: 4, + column: 4 + }); + assert.equal(pos.source, 'http://example.com/source1.js'); + assert.equal(pos.line, 3); + assert.equal(pos.column, 3); + + var pos = map.originalPositionFor({ + line: 6, + column: 6 + }); + assert.equal(pos.source, 'http://example.com/source3.js'); + assert.equal(pos.line, 5); + assert.equal(pos.column, 5); + }; + + exports['test github issue #72, duplicate names'] = function (assert, util) { + var map = new SourceMapConsumer({ + "version": 3, + "file": "foo.js", + "sources": ["source.js"], + "names": ["name1", "name1", "name3"], + "mappings": ";EAACA;;IAEEA;;MAEEE", + "sourceRoot": "http://example.com" + }); + + var pos = map.originalPositionFor({ + line: 2, + column: 2 + }); + assert.equal(pos.name, 'name1'); + assert.equal(pos.line, 1); + assert.equal(pos.column, 1); + + var pos = map.originalPositionFor({ + line: 4, + column: 4 + }); + assert.equal(pos.name, 'name1'); + assert.equal(pos.line, 3); + assert.equal(pos.column, 3); + + var pos = map.originalPositionFor({ + line: 6, + column: 6 + }); + assert.equal(pos.name, 'name3'); + assert.equal(pos.line, 5); + assert.equal(pos.column, 5); + }; + + exports['test SourceMapConsumer.fromSourceMap'] = function (assert, util) { + var smg = new SourceMapGenerator({ + sourceRoot: 'http://example.com/', + file: 'foo.js' + }); + smg.addMapping({ + original: { line: 1, column: 1 }, + generated: { line: 2, column: 2 }, + source: 'bar.js' + }); + smg.addMapping({ + original: { line: 2, column: 2 }, + generated: { line: 4, column: 4 }, + source: 'baz.js', + name: 'dirtMcGirt' + }); + smg.setSourceContent('baz.js', 'baz.js content'); + + var smc = SourceMapConsumer.fromSourceMap(smg); + assert.equal(smc.file, 'foo.js'); + assert.equal(smc.sourceRoot, 'http://example.com/'); + assert.equal(smc.sources.length, 2); + assert.equal(smc.sources[0], 'http://example.com/bar.js'); + assert.equal(smc.sources[1], 'http://example.com/baz.js'); + assert.equal(smc.sourceContentFor('baz.js'), 'baz.js content'); + + var pos = smc.originalPositionFor({ + line: 2, + column: 2 + }); + assert.equal(pos.line, 1); + assert.equal(pos.column, 1); + assert.equal(pos.source, 'http://example.com/bar.js'); + assert.equal(pos.name, null); + + pos = smc.generatedPositionFor({ + line: 1, + column: 1, + source: 'http://example.com/bar.js' + }); + assert.equal(pos.line, 2); + assert.equal(pos.column, 2); + + pos = smc.originalPositionFor({ + line: 4, + column: 4 + }); + assert.equal(pos.line, 2); + assert.equal(pos.column, 2); + assert.equal(pos.source, 'http://example.com/baz.js'); + assert.equal(pos.name, 'dirtMcGirt'); + + pos = smc.generatedPositionFor({ + line: 2, + column: 2, + source: 'http://example.com/baz.js' + }); + assert.equal(pos.line, 4); + assert.equal(pos.column, 4); + }; +}); +function run_test() { + runSourceMapTests('test/source-map/test-source-map-consumer', do_throw); +}