angular-docs-cn/modules/angular2/test/forms/form_builder_spec.js

78 lines
2.1 KiB
JavaScript

import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach, el} from 'angular2/test_lib';
import {Control, FormBuilder, Validators} from 'angular2/forms';
export function main() {
describe("Form Builder", () => {
var b;
beforeEach(() => {
b = new FormBuilder();
});
it("should create controls from a value", () => {
var g = b.group({
"login": "some value"
});
expect(g.controls["login"].value).toEqual("some value");
});
it("should create controls from an array", () => {
var g = b.group({
"login": ["some value"],
"password": ["some value", Validators.required]
});
expect(g.controls["login"].value).toEqual("some value");
expect(g.controls["password"].value).toEqual("some value");
expect(g.controls["password"].validator).toEqual(Validators.required);
});
it("should use controls", () => {
var g = b.group({
"login": b.control("some value", Validators.required)
});
expect(g.controls["login"].value).toEqual("some value");
expect(g.controls["login"].validator).toBe(Validators.required);
});
it("should create groups with optional controls", () => {
var g = b.group({
"login": "some value"
}, {"optionals": {"login" : false}});
expect(g.contains("login")).toEqual(false);
});
it("should create groups with a custom validator", () => {
var g = b.group({
"login": "some value"
}, {"validator": Validators.nullValidator});
expect(g.validator).toBe(Validators.nullValidator);
});
it("should use default validators when no validators are provided", () => {
var g = b.group({
"login": "some value"
});
expect(g.controls["login"].validator).toBe(Validators.nullValidator);
expect(g.validator).toBe(Validators.group);
});
it("should create control arrays", () => {
var c = b.control("three");
var a = b.array([
"one",
["two", Validators.required],
c,
b.array(['four'])
]);
expect(a.value).toEqual(['one', 'two', 'three', ['four']]);
});
});
}