import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach, el} from 'angular2/test_lib'; import {ControlGroup, Control, Validators} from 'angular2/forms'; export function main() { function validator(key:string, error:any){ return function(c:Control) { var r = {}; r[key] = error; return r; } } describe("Validators", () => { describe("required", () => { it("should error on an empty string", () => { expect(Validators.required(new Control(""))).toEqual({"required" : true}); }); it("should error on null", () => { expect(Validators.required(new Control(null))).toEqual({"required" : true}); }); it("should not error on a non-empty string", () => { expect(Validators.required(new Control("not empty"))).toEqual(null); }); }); describe("compose", () => { it("should collect errors from all the validators", () => { var c = Validators.compose([validator("a", true), validator("b", true)]); expect(c(new Control(""))).toEqual({"a" : true, "b" : true}); }); it("should run validators left to right", () => { var c = Validators.compose([validator("a", 1), validator("a", 2)]); expect(c(new Control(""))).toEqual({"a" : 2}); }); it("should return null when no errors", () => { var c = Validators.compose([Validators.nullValidator, Validators.nullValidator]); expect(c(new Control(""))).toEqual(null); }); }); describe("controlGroupValidator", () => { it("should collect errors from the child controls", () => { var one = new Control("one", validator("a", true)); var two = new Control("one", validator("b", true)); var g = new ControlGroup({"one" : one, "two" : two}); expect(Validators.group(g)).toEqual({ "a" : [one], "b" : [two] }); }); it("should not include controls that have no errors", () => { var one = new Control("one", validator("a", true)); var two = new Control("two"); var g = new ControlGroup({"one" : one, "two" : two}); expect(Validators.group(g)).toEqual({ "a": [one] }); }); it("should return null when no errors", () => { var g = new ControlGroup({ "one" : new Control("one") }); expect(Validators.group(g)).toEqual(null); }); }); }); }