var should = require('chai').should()
var assert = require('../assert')
var equals = require('..')
var file = equals.file
var dir = equals.dir

var a = __dirname+'/fixture-a'
var b = __dirname+'/fixture-b'
var c = __dirname+'/fixture-c'

describe('file', function(){
	it('should pass for equal files', function(done){
		file(a+'/index.js', b+'/index.js').then(function(answer){
			answer.should.be.true
		}).node(done)
	})

	it('should fail for unequal files', function(done){
		file(a+'/index.js', c+'/index.js').then(function(answer){
			answer.should.be.false
		}).node(done)
	})
})

describe('dir', function(){
	it('should pass for equal dirs', function(done){
		dir(a, b).then(function(answer){
			answer.should.be.true
		}).node(done)
	})

	it('should fail for unequal dirs', function(done){
		dir(a, c).then(function(answer){
			answer.should.be.false
		}).node(done)
	})
})

describe('index.js', function(){
	it('should work for files and dirs', function(done){
		equals(a,b).then(function(answer){
			answer.should.be.true
			return equals(a+'/index.js', b+'/index.js').then(function(answer){
				answer.should.be.true
			})
		}).node(done)
	})
})

describe('assert.js', function(){
	it('should return undefined if equal', function(done){
		assert(a, b).then(function(answer){
			should.not.exist(answer)
			return assert(a+'/index.js', b+'/index.js').then(function(answer){
				should.not.exist(answer)
			})
		}).node(done)
	})

	describe('should error if not equal', function(){
		it('dirs', function(done){
			assert(a, c).then(function(answer){
				should.not.exist(answer)
			}).then(null, function(e){
				e.stack.should.include('test/fixture-a')
			}).node(done)
		})

		it('files', function(done){
			assert(a+'/index.js', c+'/index.js').then(function(answer){
				should.not.exist(answer)
			}).then(null, function(e){
				e.stack.should.include('test/fixture-a/index.js')
			}).node(done)
		})
	})

	describe('options', function(){
		describe('.name', function(){
			it('should filter files', function(done){
				assert(a, c, {
					name: function(name){
						return !(/test|\.gitignore|index\.js/).test(name)
					}
				}).node(done)
			})
		})
	})
})