js-algorithms/node_modules/mocha/lib/interfaces/bdd.js
2015-07-24 11:14:18 +04:30

116 lines
2.5 KiB
JavaScript

/**
* Module dependencies.
*/
var Suite = require('../suite')
, Test = require('../test')
, utils = require('../utils')
, escapeRe = require('escape-string-regexp');
/**
* BDD-style interface:
*
* describe('Array', function(){
* describe('#indexOf()', function(){
* it('should return -1 when not present', function(){
*
* });
*
* it('should return the index when present', function(){
*
* });
* });
* });
*
*/
module.exports = function(suite){
var suites = [suite];
suite.on('pre-require', function(context, file, mocha){
var common = require('./common')(suites, context);
context.before = common.before;
context.after = common.after;
context.beforeEach = common.beforeEach;
context.afterEach = common.afterEach;
context.run = mocha.options.delay && common.runWithSuite(suite);
/**
* Describe a "suite" with the given `title`
* and callback `fn` containing nested suites
* and/or tests.
*/
context.describe = context.context = function(title, fn){
var suite = Suite.create(suites[0], title);
suite.file = file;
suites.unshift(suite);
fn.call(suite);
suites.shift();
return suite;
};
/**
* Pending describe.
*/
context.xdescribe =
context.xcontext =
context.describe.skip = function(title, fn){
var suite = Suite.create(suites[0], title);
suite.pending = true;
suites.unshift(suite);
fn.call(suite);
suites.shift();
};
/**
* Exclusive suite.
*/
context.describe.only = function(title, fn){
var suite = context.describe(title, fn);
mocha.grep(suite.fullTitle());
return suite;
};
/**
* Describe a specification or test-case
* with the given `title` and callback `fn`
* acting as a thunk.
*/
context.it = context.specify = function(title, fn){
var suite = suites[0];
if (suite.pending) fn = null;
var test = new Test(title, fn);
test.file = file;
suite.addTest(test);
return test;
};
/**
* Exclusive test-case.
*/
context.it.only = function(title, fn){
var test = context.it(title, fn);
var reString = '^' + escapeRe(test.fullTitle()) + '$';
mocha.grep(new RegExp(reString));
return test;
};
/**
* Pending test case.
*/
context.xit =
context.xspecify =
context.it.skip = function(title){
context.it(title);
};
});
};