499 lines
10 KiB
JavaScript
Executable File
499 lines
10 KiB
JavaScript
Executable File
'use strict';
|
||
|
||
/**
|
||
* Module dependencies.
|
||
*/
|
||
|
||
var tty = require('tty');
|
||
var diff = require('diff');
|
||
var ms = require('../ms');
|
||
var utils = require('../utils');
|
||
var supportsColor = process.browser ? null : require('supports-color');
|
||
|
||
/**
|
||
* Expose `Base`.
|
||
*/
|
||
|
||
exports = module.exports = Base;
|
||
|
||
/**
|
||
* Save timer references to avoid Sinon interfering.
|
||
* See: https://github.com/mochajs/mocha/issues/237
|
||
*/
|
||
|
||
/* eslint-disable no-unused-vars, no-native-reassign */
|
||
var Date = global.Date;
|
||
var setTimeout = global.setTimeout;
|
||
var setInterval = global.setInterval;
|
||
var clearTimeout = global.clearTimeout;
|
||
var clearInterval = global.clearInterval;
|
||
/* eslint-enable no-unused-vars, no-native-reassign */
|
||
|
||
/**
|
||
* Check if both stdio streams are associated with a tty.
|
||
*/
|
||
|
||
var isatty = tty.isatty(1) && tty.isatty(2);
|
||
|
||
/**
|
||
* Enable coloring by default, except in the browser interface.
|
||
*/
|
||
|
||
exports.useColors = !process.browser && (supportsColor || (process.env.MOCHA_COLORS !== undefined));
|
||
|
||
/**
|
||
* Inline diffs instead of +/-
|
||
*/
|
||
|
||
exports.inlineDiffs = false;
|
||
|
||
/**
|
||
* Default color map.
|
||
*/
|
||
|
||
exports.colors = {
|
||
pass: 90,
|
||
fail: 31,
|
||
'bright pass': 92,
|
||
'bright fail': 91,
|
||
'bright yellow': 93,
|
||
pending: 36,
|
||
suite: 0,
|
||
'error title': 0,
|
||
'error message': 31,
|
||
'error stack': 90,
|
||
checkmark: 32,
|
||
fast: 90,
|
||
medium: 33,
|
||
slow: 31,
|
||
green: 32,
|
||
light: 90,
|
||
'diff gutter': 90,
|
||
'diff added': 32,
|
||
'diff removed': 31
|
||
};
|
||
|
||
/**
|
||
* Default symbol map.
|
||
*/
|
||
|
||
exports.symbols = {
|
||
ok: '✓',
|
||
err: '✖',
|
||
dot: '․',
|
||
comma: ',',
|
||
bang: '!'
|
||
};
|
||
|
||
// With node.js on Windows: use symbols available in terminal default fonts
|
||
if (process.platform === 'win32') {
|
||
exports.symbols.ok = '\u221A';
|
||
exports.symbols.err = '\u00D7';
|
||
exports.symbols.dot = '.';
|
||
}
|
||
|
||
/**
|
||
* Color `str` with the given `type`,
|
||
* allowing colors to be disabled,
|
||
* as well as user-defined color
|
||
* schemes.
|
||
*
|
||
* @param {string} type
|
||
* @param {string} str
|
||
* @return {string}
|
||
* @api private
|
||
*/
|
||
var color = exports.color = function (type, str) {
|
||
if (!exports.useColors) {
|
||
return String(str);
|
||
}
|
||
return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
|
||
};
|
||
|
||
/**
|
||
* Expose term window size, with some defaults for when stderr is not a tty.
|
||
*/
|
||
|
||
exports.window = {
|
||
width: 75
|
||
};
|
||
|
||
if (isatty) {
|
||
exports.window.width = process.stdout.getWindowSize
|
||
? process.stdout.getWindowSize(1)[0]
|
||
: tty.getWindowSize()[1];
|
||
}
|
||
|
||
/**
|
||
* Expose some basic cursor interactions that are common among reporters.
|
||
*/
|
||
|
||
exports.cursor = {
|
||
hide: function () {
|
||
isatty && process.stdout.write('\u001b[?25l');
|
||
},
|
||
|
||
show: function () {
|
||
isatty && process.stdout.write('\u001b[?25h');
|
||
},
|
||
|
||
deleteLine: function () {
|
||
isatty && process.stdout.write('\u001b[2K');
|
||
},
|
||
|
||
beginningOfLine: function () {
|
||
isatty && process.stdout.write('\u001b[0G');
|
||
},
|
||
|
||
CR: function () {
|
||
if (isatty) {
|
||
exports.cursor.deleteLine();
|
||
exports.cursor.beginningOfLine();
|
||
} else {
|
||
process.stdout.write('\r');
|
||
}
|
||
}
|
||
};
|
||
|
||
function showDiff (err) {
|
||
return err && err.showDiff !== false && sameType(err.actual, err.expected) && err.expected !== undefined;
|
||
}
|
||
|
||
function stringifyDiffObjs (err) {
|
||
if (!utils.isString(err.actual) || !utils.isString(err.expected)) {
|
||
err.actual = utils.stringify(err.actual);
|
||
err.expected = utils.stringify(err.expected);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Output the given `failures` as a list.
|
||
*
|
||
* @param {Array} failures
|
||
* @api public
|
||
*/
|
||
|
||
exports.list = function (failures) {
|
||
console.log();
|
||
failures.forEach(function (test, i) {
|
||
// format
|
||
var fmt = color('error title', ' %s) %s:\n') +
|
||
color('error message', ' %s') +
|
||
color('error stack', '\n%s\n');
|
||
|
||
// msg
|
||
var msg;
|
||
var err = test.err;
|
||
var message;
|
||
if (err.message && typeof err.message.toString === 'function') {
|
||
message = err.message + '';
|
||
} else if (typeof err.inspect === 'function') {
|
||
message = err.inspect() + '';
|
||
} else {
|
||
message = '';
|
||
}
|
||
var stack = err.stack || message;
|
||
var index = message ? stack.indexOf(message) : -1;
|
||
|
||
if (index === -1) {
|
||
msg = message;
|
||
} else {
|
||
index += message.length;
|
||
msg = stack.slice(0, index);
|
||
// remove msg from stack
|
||
stack = stack.slice(index + 1);
|
||
}
|
||
|
||
// uncaught
|
||
if (err.uncaught) {
|
||
msg = 'Uncaught ' + msg;
|
||
}
|
||
|
||
// explicitly show diff
|
||
<<<<<<< HEAD
|
||
if (showDiff(err)) {
|
||
stringifyDiffObjs(err);
|
||
=======
|
||
if (exports.hideDiff !== true && err.showDiff !== false && sameType(actual, expected) && expected !== undefined) {
|
||
escape = false;
|
||
if (!(utils.isString(actual) && utils.isString(expected))) {
|
||
err.actual = actual = utils.stringify(actual);
|
||
err.expected = expected = utils.stringify(expected);
|
||
}
|
||
|
||
>>>>>>> Add --no-diff option (fixes mochajs/mocha#2514)
|
||
fmt = color('error title', ' %s) %s:\n%s') + color('error stack', '\n%s\n');
|
||
var match = message.match(/^([^:]+): expected/);
|
||
msg = '\n ' + color('error message', match ? match[1] : msg);
|
||
|
||
if (exports.inlineDiffs) {
|
||
msg += inlineDiff(err);
|
||
} else {
|
||
msg += unifiedDiff(err);
|
||
}
|
||
}
|
||
|
||
// indent stack trace
|
||
stack = stack.replace(/^/gm, ' ');
|
||
|
||
// indented test title
|
||
var testTitle = '';
|
||
test.titlePath().forEach(function (str, index) {
|
||
if (index !== 0) {
|
||
testTitle += '\n ';
|
||
}
|
||
for (var i = 0; i < index; i++) {
|
||
testTitle += ' ';
|
||
}
|
||
testTitle += str;
|
||
});
|
||
|
||
console.log(fmt, (i + 1), testTitle, msg, stack);
|
||
});
|
||
};
|
||
|
||
/**
|
||
* Initialize a new `Base` reporter.
|
||
*
|
||
* All other reporters generally
|
||
* inherit from this reporter, providing
|
||
* stats such as test duration, number
|
||
* of tests passed / failed etc.
|
||
*
|
||
* @param {Runner} runner
|
||
* @api public
|
||
*/
|
||
|
||
function Base (runner) {
|
||
var stats = this.stats = { suites: 0, tests: 0, passes: 0, pending: 0, failures: 0 };
|
||
var failures = this.failures = [];
|
||
|
||
if (!runner) {
|
||
return;
|
||
}
|
||
this.runner = runner;
|
||
|
||
runner.stats = stats;
|
||
|
||
runner.on('start', function () {
|
||
stats.start = new Date();
|
||
});
|
||
|
||
runner.on('suite', function (suite) {
|
||
stats.suites = stats.suites || 0;
|
||
suite.root || stats.suites++;
|
||
});
|
||
|
||
runner.on('test end', function () {
|
||
stats.tests = stats.tests || 0;
|
||
stats.tests++;
|
||
});
|
||
|
||
runner.on('pass', function (test) {
|
||
stats.passes = stats.passes || 0;
|
||
|
||
if (test.duration > test.slow()) {
|
||
test.speed = 'slow';
|
||
} else if (test.duration > test.slow() / 2) {
|
||
test.speed = 'medium';
|
||
} else {
|
||
test.speed = 'fast';
|
||
}
|
||
|
||
stats.passes++;
|
||
});
|
||
|
||
runner.on('fail', function (test, err) {
|
||
stats.failures = stats.failures || 0;
|
||
stats.failures++;
|
||
if (showDiff(err)) {
|
||
stringifyDiffObjs(err);
|
||
}
|
||
test.err = err;
|
||
failures.push(test);
|
||
});
|
||
|
||
runner.on('end', function () {
|
||
stats.end = new Date();
|
||
stats.duration = new Date() - stats.start;
|
||
});
|
||
|
||
runner.on('pending', function () {
|
||
stats.pending++;
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Output common epilogue used by many of
|
||
* the bundled reporters.
|
||
*
|
||
* @api public
|
||
*/
|
||
Base.prototype.epilogue = function () {
|
||
var stats = this.stats;
|
||
var fmt;
|
||
|
||
console.log();
|
||
|
||
// passes
|
||
fmt = color('bright pass', ' ') +
|
||
color('green', ' %d passing') +
|
||
color('light', ' (%s)');
|
||
|
||
console.log(fmt,
|
||
stats.passes || 0,
|
||
ms(stats.duration));
|
||
|
||
// pending
|
||
if (stats.pending) {
|
||
fmt = color('pending', ' ') +
|
||
color('pending', ' %d pending');
|
||
|
||
console.log(fmt, stats.pending);
|
||
}
|
||
|
||
// failures
|
||
if (stats.failures) {
|
||
fmt = color('fail', ' %d failing');
|
||
|
||
console.log(fmt, stats.failures);
|
||
|
||
Base.list(this.failures);
|
||
console.log();
|
||
}
|
||
|
||
console.log();
|
||
};
|
||
|
||
/**
|
||
* Pad the given `str` to `len`.
|
||
*
|
||
* @api private
|
||
* @param {string} str
|
||
* @param {string} len
|
||
* @return {string}
|
||
*/
|
||
function pad (str, len) {
|
||
str = String(str);
|
||
return Array(len - str.length + 1).join(' ') + str;
|
||
}
|
||
|
||
/**
|
||
* Returns an inline diff between 2 strings with coloured ANSI output
|
||
*
|
||
* @api private
|
||
* @param {Error} err with actual/expected
|
||
* @return {string} Diff
|
||
*/
|
||
function inlineDiff (err) {
|
||
var msg = errorDiff(err);
|
||
|
||
// linenos
|
||
var lines = msg.split('\n');
|
||
if (lines.length > 4) {
|
||
var width = String(lines.length).length;
|
||
msg = lines.map(function (str, i) {
|
||
return pad(++i, width) + ' |' + ' ' + str;
|
||
}).join('\n');
|
||
}
|
||
|
||
// legend
|
||
msg = '\n' +
|
||
color('diff removed', 'actual') +
|
||
' ' +
|
||
color('diff added', 'expected') +
|
||
'\n\n' +
|
||
msg +
|
||
'\n';
|
||
|
||
// indent
|
||
msg = msg.replace(/^/gm, ' ');
|
||
return msg;
|
||
}
|
||
|
||
/**
|
||
* Returns a unified diff between two strings.
|
||
*
|
||
* @api private
|
||
* @param {Error} err with actual/expected
|
||
* @return {string} The diff.
|
||
*/
|
||
function unifiedDiff (err) {
|
||
var indent = ' ';
|
||
function cleanUp (line) {
|
||
if (line[0] === '+') {
|
||
return indent + colorLines('diff added', line);
|
||
}
|
||
if (line[0] === '-') {
|
||
return indent + colorLines('diff removed', line);
|
||
}
|
||
if (line.match(/@@/)) {
|
||
return '--';
|
||
}
|
||
if (line.match(/\\ No newline/)) {
|
||
return null;
|
||
}
|
||
return indent + line;
|
||
}
|
||
function notBlank (line) {
|
||
return typeof line !== 'undefined' && line !== null;
|
||
}
|
||
var msg = diff.createPatch('string', err.actual, err.expected);
|
||
var lines = msg.split('\n').splice(5);
|
||
return '\n ' +
|
||
colorLines('diff added', '+ expected') + ' ' +
|
||
colorLines('diff removed', '- actual') +
|
||
'\n\n' +
|
||
lines.map(cleanUp).filter(notBlank).join('\n');
|
||
}
|
||
|
||
/**
|
||
* Return a character diff for `err`.
|
||
*
|
||
* @api private
|
||
* @param {Error} err
|
||
* @return {string}
|
||
*/
|
||
function errorDiff (err) {
|
||
return diff.diffWordsWithSpace(err.actual, err.expected).map(function (str) {
|
||
if (str.added) {
|
||
return colorLines('diff added', str.value);
|
||
}
|
||
if (str.removed) {
|
||
return colorLines('diff removed', str.value);
|
||
}
|
||
return str.value;
|
||
}).join('');
|
||
}
|
||
|
||
/**
|
||
* Color lines for `str`, using the color `name`.
|
||
*
|
||
* @api private
|
||
* @param {string} name
|
||
* @param {string} str
|
||
* @return {string}
|
||
*/
|
||
function colorLines (name, str) {
|
||
return str.split('\n').map(function (str) {
|
||
return color(name, str);
|
||
}).join('\n');
|
||
}
|
||
|
||
/**
|
||
* Object#toString reference.
|
||
*/
|
||
var objToString = Object.prototype.toString;
|
||
|
||
/**
|
||
* Check that a / b have the same type.
|
||
*
|
||
* @api private
|
||
* @param {Object} a
|
||
* @param {Object} b
|
||
* @return {boolean}
|
||
*/
|
||
function sameType (a, b) {
|
||
return objToString.call(a) === objToString.call(b);
|
||
}
|