angular-cn/modules/angular2/test/facade/lang_spec.ts

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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);
});
});
}