import {describe, it, expect, beforeEach, ddescribe, iit, xit, el} from 'angular2/test_lib';

import {ListWrapper} from 'angular2/src/facade/collection';

import {isPresent, RegExpWrapper, RegExpMatcherWrapper, StringWrapper, CONST_EXPR} from 'angular2/src/facade/lang';

export function main() {

describe('RegExp', () => {

it('should expose the index for each match', () => {

var re = RegExpWrapper.create('(!)');

var matcher = RegExpWrapper.matcher(re, '0!23!567!!');

var indexes = [];

var m;

while (isPresent(m = RegExpMatcherWrapper.next(matcher))) {

ListWrapper.push(indexes, m.index);

expect(m[0]).toEqual('!');

expect(m[1]).toEqual('!');

expect(m.length).toBe(2);

}

expect(indexes).toEqual([1, 4, 8, 9]);

})

});

describe('const', () => {

it('should support const expressions both in TS and Dart', () => {

const numbers = CONST_EXPR([1, 2, 3]);

expect(numbers).toEqual([1, 2, 3]);

})

});

describe('String', () => {

var upper, lower;

beforeEach(() => {

upper = 'SOMETHING'

lower = 'something';

});

it('should upper case a string', () => {

var str = StringWrapper.toUpperCase(lower);

expect(str).toEqual(upper);

});

it('should lower case a string', () => {

var str = StringWrapper.toLowerCase(upper);

expect(str).toEqual(lower);

});

});

}