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- /*
- Copyright (C) 2012 Ariya Hidayat <ariya.hidayat@gmail.com>
- Copyright (C) 2012 Joost-Wim Boekesteijn <joost-wim@boekesteijn.nl>
- Copyright (C) 2012 Yusuke Suzuki <utatane.tea@gmail.com>
- Copyright (C) 2012 Arpad Borsos <arpad.borsos@googlemail.com>
- Copyright (C) 2011 Ariya Hidayat <ariya.hidayat@gmail.com>
- Copyright (C) 2011 Yusuke Suzuki <utatane.tea@gmail.com>
- Copyright (C) 2011 Arpad Borsos <arpad.borsos@googlemail.com>
-
- Redistribution and use in source and binary forms, with or without
- modification, are permitted provided that the following conditions are met:
-
- * Redistributions of source code must retain the above copyright
- notice, this list of conditions and the following disclaimer.
- * Redistributions in binary form must reproduce the above copyright
- notice, this list of conditions and the following disclaimer in the
- documentation and/or other materials provided with the distribution.
-
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
- DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
- /*jslint browser:true node:true */
- /*global esprima:true, testFixture:true */
-
- var runTests;
-
- // Special handling for regular expression literal since we need to
- // convert it to a string literal, otherwise it will be decoded
- // as object "{}" and the regular expression would be lost.
- function adjustRegexLiteral(key, value) {
- 'use strict';
- if (key === 'value' && value instanceof RegExp) {
- value = value.toString();
- }
- return value;
- }
-
- function NotMatchingError(expected, actual) {
- 'use strict';
- Error.call(this, 'Expected ');
- this.expected = expected;
- this.actual = actual;
- }
- NotMatchingError.prototype = new Error();
-
- function errorToObject(e) {
- 'use strict';
- var msg = e.toString();
-
- // Opera 9.64 produces an non-standard string in toString().
- if (msg.substr(0, 6) !== 'Error:') {
- if (typeof e.message === 'string') {
- msg = 'Error: ' + e.message;
- }
- }
-
- return {
- index: e.index,
- lineNumber: e.lineNumber,
- column: e.column,
- message: msg
- };
- }
-
- function testParse(esprima, code, syntax) {
- 'use strict';
- var expected, tree, actual, options, StringObject, i, len, err;
-
- // alias, so that JSLint does not complain.
- StringObject = String;
-
- options = {
- comment: (typeof syntax.comments !== 'undefined'),
- range: true,
- loc: true,
- tokens: (typeof syntax.tokens !== 'undefined'),
- raw: true,
- tolerant: (typeof syntax.errors !== 'undefined')
- };
-
- if (typeof syntax.tokens !== 'undefined') {
- if (syntax.tokens.length > 0) {
- options.range = (typeof syntax.tokens[0].range !== 'undefined');
- options.loc = (typeof syntax.tokens[0].loc !== 'undefined');
- }
- }
-
- if (typeof syntax.comments !== 'undefined') {
- if (syntax.comments.length > 0) {
- options.range = (typeof syntax.comments[0].range !== 'undefined');
- options.loc = (typeof syntax.comments[0].loc !== 'undefined');
- }
- }
-
- expected = JSON.stringify(syntax, null, 4);
- try {
- tree = esprima.parse(code, options);
- tree = (options.comment || options.tokens || options.tolerant) ? tree : tree.body[0];
-
- if (options.tolerant) {
- for (i = 0, len = tree.errors.length; i < len; i += 1) {
- tree.errors[i] = errorToObject(tree.errors[i]);
- }
- }
-
- actual = JSON.stringify(tree, adjustRegexLiteral, 4);
-
- // Only to ensure that there is no error when using string object.
- esprima.parse(new StringObject(code), options);
-
- } catch (e) {
- throw new NotMatchingError(expected, e.toString());
- }
- if (expected !== actual) {
- throw new NotMatchingError(expected, actual);
- }
-
- function filter(key, value) {
- if (key === 'value' && value instanceof RegExp) {
- value = value.toString();
- }
- return (key === 'loc' || key === 'range') ? undefined : value;
- }
-
- if (options.tolerant) {
- return;
- }
-
-
- // Check again without any location info.
- options.range = false;
- options.loc = false;
- expected = JSON.stringify(syntax, filter, 4);
- try {
- tree = esprima.parse(code, options);
- tree = (options.comment || options.tokens) ? tree : tree.body[0];
-
- if (options.tolerant) {
- for (i = 0, len = tree.errors.length; i < len; i += 1) {
- tree.errors[i] = errorToObject(tree.errors[i]);
- }
- }
-
- actual = JSON.stringify(tree, filter, 4);
- } catch (e) {
- throw new NotMatchingError(expected, e.toString());
- }
- if (expected !== actual) {
- throw new NotMatchingError(expected, actual);
- }
- }
-
- function testError(esprima, code, exception) {
- 'use strict';
- var i, options, expected, actual, handleInvalidRegexFlag;
-
- // Different parsing options should give the same error.
- options = [
- {},
- { comment: true },
- { raw: true },
- { raw: true, comment: true }
- ];
-
- // If handleInvalidRegexFlag is true, an invalid flag in a regular expression
- // will throw an exception. In some old version V8, this is not the case
- // and hence handleInvalidRegexFlag is false.
- handleInvalidRegexFlag = false;
- try {
- 'test'.match(new RegExp('[a-z]', 'x'));
- } catch (e) {
- handleInvalidRegexFlag = true;
- }
-
- expected = JSON.stringify(exception);
-
- for (i = 0; i < options.length; i += 1) {
-
- try {
- esprima.parse(code, options[i]);
- } catch (e) {
- actual = JSON.stringify(errorToObject(e));
- }
-
- if (expected !== actual) {
-
- // Compensate for old V8 which does not handle invalid flag.
- if (exception.message.indexOf('Invalid regular expression') > 0) {
- if (typeof actual === 'undefined' && !handleInvalidRegexFlag) {
- return;
- }
- }
-
- throw new NotMatchingError(expected, actual);
- }
-
- }
- }
-
- function testAPI(esprima, code, result) {
- 'use strict';
- var expected, res, actual;
-
- expected = JSON.stringify(result.result, null, 4);
- try {
- if (typeof result.property !== 'undefined') {
- res = esprima[result.property];
- } else {
- res = esprima[result.call].apply(esprima, result.args);
- }
- actual = JSON.stringify(res, adjustRegexLiteral, 4);
- } catch (e) {
- throw new NotMatchingError(expected, e.toString());
- }
- if (expected !== actual) {
- throw new NotMatchingError(expected, actual);
- }
- }
-
- function runTest(esprima, code, result) {
- 'use strict';
- if (result.hasOwnProperty('lineNumber')) {
- testError(esprima, code, result);
- } else if (result.hasOwnProperty('result')) {
- testAPI(esprima, code, result);
- } else {
- testParse(esprima, code, result);
- }
- }
-
- if (typeof window !== 'undefined') {
- // Run all tests in a browser environment.
- runTests = function () {
- 'use strict';
- var total = 0,
- failures = 0,
- category,
- fixture,
- source,
- tick,
- expected,
- index,
- len;
-
- function setText(el, str) {
- if (typeof el.innerText === 'string') {
- el.innerText = str;
- } else {
- el.textContent = str;
- }
- }
-
- function startCategory(category) {
- var report, e;
- report = document.getElementById('report');
- e = document.createElement('h4');
- setText(e, category);
- report.appendChild(e);
- }
-
- function reportSuccess(code) {
- var report, e;
- report = document.getElementById('report');
- e = document.createElement('pre');
- e.setAttribute('class', 'code');
- setText(e, code);
- report.appendChild(e);
- }
-
- function reportFailure(code, expected, actual) {
- var report, e;
-
- report = document.getElementById('report');
-
- e = document.createElement('p');
- setText(e, 'Code:');
- report.appendChild(e);
-
- e = document.createElement('pre');
- e.setAttribute('class', 'code');
- setText(e, code);
- report.appendChild(e);
-
- e = document.createElement('p');
- setText(e, 'Expected');
- report.appendChild(e);
-
- e = document.createElement('pre');
- e.setAttribute('class', 'expected');
- setText(e, expected);
- report.appendChild(e);
-
- e = document.createElement('p');
- setText(e, 'Actual');
- report.appendChild(e);
-
- e = document.createElement('pre');
- e.setAttribute('class', 'actual');
- setText(e, actual);
- report.appendChild(e);
- }
-
- setText(document.getElementById('version'), esprima.version);
-
- tick = new Date();
- for (category in testFixture) {
- if (testFixture.hasOwnProperty(category)) {
- startCategory(category);
- fixture = testFixture[category];
- for (source in fixture) {
- if (fixture.hasOwnProperty(source)) {
- expected = fixture[source];
- total += 1;
- try {
- runTest(esprima, source, expected);
- reportSuccess(source, JSON.stringify(expected, null, 4));
- } catch (e) {
- failures += 1;
- reportFailure(source, e.expected, e.actual);
- }
- }
- }
- }
- }
- tick = (new Date()) - tick;
-
- if (failures > 0) {
- setText(document.getElementById('status'), total + ' tests. ' +
- 'Failures: ' + failures + '. ' + tick + ' ms');
- } else {
- setText(document.getElementById('status'), total + ' tests. ' +
- 'No failure. ' + tick + ' ms');
- }
- };
- } else {
- (function () {
- 'use strict';
-
- var esprima = require('../esprima'),
- vm = require('vm'),
- fs = require('fs'),
- total = 0,
- failures = [],
- tick = new Date(),
- expected,
- header;
-
- vm.runInThisContext(fs.readFileSync(__dirname + '/test.js', 'utf-8'));
-
- Object.keys(testFixture).forEach(function (category) {
- Object.keys(testFixture[category]).forEach(function (source) {
- total += 1;
- expected = testFixture[category][source];
- try {
- runTest(esprima, source, expected);
- } catch (e) {
- e.source = source;
- failures.push(e);
- }
- });
- });
- tick = (new Date()) - tick;
-
- header = total + ' tests. ' + failures.length + ' failures. ' +
- tick + ' ms';
- if (failures.length) {
- console.error(header);
- failures.forEach(function (failure) {
- console.error(failure.source + ': Expected\n ' +
- failure.expected.split('\n').join('\n ') +
- '\nto match\n ' + failure.actual);
- });
- } else {
- console.log(header);
- }
- process.exit(failures.length === 0 ? 0 : 1);
- }());
- }
|