angular-cn/modules/angular2/test/change_detection/parser/locals_spec.js

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import {ddescribe, describe, it, xit, iit, expect, beforeEach} from 'angular2/test_lib';
import {Locals} from 'angular2/src/change_detection/parser/locals';
import {MapWrapper} from 'angular2/src/facade/collection';
export function main() {
describe('Locals', () => {
var locals;
beforeEach(() => {
locals = new Locals(null,
MapWrapper.createFromPairs([['key', 'value'], ['nullKey', null]]));
});
it('should support getting values', () => {
expect(locals.get('key')).toBe('value');
expect(() => locals.get('notPresent')).toThrowError(new RegExp("Cannot find"));
});
it('should support checking if key is present', () => {
expect(locals.contains('key')).toBe(true);
expect(locals.contains('nullKey')).toBe(true);
expect(locals.contains('notPresent')).toBe(false);
});
it('should support setting keys', () => {
locals.set('key', 'bar');
expect(locals.get('key')).toBe('bar');
});
it('should not support setting keys that are not present already', () => {
expect(() => locals.set('notPresent', 'bar')).toThrowError();
});
it('should clearValues', () => {
locals.clearValues();
expect(locals.get('key')).toBe(null);
});
})
}