'use strict';
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var Test = require('../test');
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var EVENT_FILE_PRE_REQUIRE =
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require('../suite').constants.EVENT_FILE_PRE_REQUIRE;
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/**
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* BDD-style interface:
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*
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* describe('Array', function() {
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* describe('#indexOf()', function() {
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* it('should return -1 when not present', function() {
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* // ...
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* });
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*
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* it('should return the index when present', function() {
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* // ...
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* });
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* });
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* });
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*
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* @param {Suite} suite Root suite.
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*/
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module.exports = function bddInterface(suite) {
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var suites = [suite];
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suite.on(EVENT_FILE_PRE_REQUIRE, function (context, file, mocha) {
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var common = require('./common')(suites, context, mocha);
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context.before = common.before;
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context.after = common.after;
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context.beforeEach = common.beforeEach;
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context.afterEach = common.afterEach;
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context.run = mocha.options.delay && common.runWithSuite(suite);
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/**
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* Describe a "suite" with the given `title`
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* and callback `fn` containing nested suites
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* and/or tests.
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*/
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context.describe = context.context = function (title, fn) {
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return common.suite.create({
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title: title,
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file: file,
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fn: fn
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});
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};
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/**
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* Pending describe.
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*/
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context.xdescribe =
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context.xcontext =
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context.describe.skip =
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function (title, fn) {
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return common.suite.skip({
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title: title,
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file: file,
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fn: fn
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});
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};
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/**
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* Exclusive suite.
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*/
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context.describe.only = function (title, fn) {
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return common.suite.only({
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title: title,
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file: file,
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fn: fn
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});
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};
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/**
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* Describe a specification or test-case
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* with the given `title` and callback `fn`
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* acting as a thunk.
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*/
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context.it = context.specify = function (title, fn) {
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var suite = suites[0];
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if (suite.isPending()) {
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fn = null;
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}
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var test = new Test(title, fn);
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test.file = file;
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suite.addTest(test);
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return test;
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};
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/**
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* Exclusive test-case.
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*/
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context.it.only = function (title, fn) {
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return common.test.only(mocha, context.it(title, fn));
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};
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/**
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* Pending test case.
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*/
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context.xit =
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context.xspecify =
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context.it.skip =
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function (title) {
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return context.it(title);
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};
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});
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};
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module.exports.description = 'BDD or RSpec style [default]';
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