angular-cn/modules/angular2/test/forms/model_spec.js

139 lines
4.5 KiB
JavaScript

import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach, el} from 'angular2/test_lib';
import {ControlGroup, Control, OptionalControl} from 'angular2/forms';
import * as validations from 'angular2/forms';
export function main() {
describe("Form Model", () => {
describe("Control", () => {
describe("validator", () => {
it("should run validator with the initial value", () => {
var c = new Control("value", validations.required);
expect(c.valid).toEqual(true);
});
it("should rerun the validator when the value changes", () => {
var c = new Control("value", validations.required);
c.updateValue(null);
expect(c.valid).toEqual(false);
});
it("should return errors", () => {
var c = new Control(null, validations.required);
expect(c.errors).toEqual({"required" : true});
});
});
});
describe("ControlGroup", () => {
describe("value", () => {
it("should be the reduced value of the child controls", () => {
var g = new ControlGroup({
"one": new Control("111"),
"two": new Control("222")
});
expect(g.value).toEqual({"one": "111", "two": "222"});
});
it("should be empty when there are no child controls", () => {
var g = new ControlGroup({});
expect(g.value).toEqual({});
});
it("should support nested groups", () => {
var g = new ControlGroup({
"one": new Control("111"),
"nested": new ControlGroup({
"two" : new Control("222")
})
});
expect(g.value).toEqual({"one": "111", "nested" : {"two": "222"}});
g.controls["nested"].controls["two"].updateValue("333");
expect(g.value).toEqual({"one": "111", "nested" : {"two": "333"}});
});
});
describe("validator", () => {
it("should run the validator with the initial value (valid)", () => {
var g = new ControlGroup({
"one": new Control('value', validations.required)
});
expect(g.valid).toEqual(true);
expect(g.errors).toEqual(null);
});
it("should run the validator with the initial value (invalid)", () => {
var one = new Control(null, validations.required);
var g = new ControlGroup({"one": one});
expect(g.valid).toEqual(false);
expect(g.errors).toEqual({"required": [one]});
});
it("should run the validator with the value changes", () => {
var c = new Control(null, validations.required);
var g = new ControlGroup({"one": c});
c.updateValue("some value");
expect(g.valid).toEqual(true);
expect(g.errors).toEqual(null);
});
});
});
describe("OptionalControl", () => {
it("should read properties from the wrapped component", () => {
var wrapperControl = new Control("value", validations.required);
var c = new OptionalControl(wrapperControl, true);
expect(c.value).toEqual('value');
expect(c.status).toEqual('VALID');
expect(c.validator).toEqual(validations.required);
});
it("should update the wrapped component", () => {
var wrappedControl = new Control("value");
var c = new OptionalControl(wrappedControl, true);
c.validator = validations.required;
c.updateValue("newValue");
expect(wrappedControl.validator).toEqual(validations.required);
expect(wrappedControl.value).toEqual('newValue');
});
it("should not include an inactive component into the group value", () => {
var group = new ControlGroup({
"required" : new Control("requiredValue"),
"optional" : new OptionalControl(new Control("optionalValue"), false)
});
expect(group.value).toEqual({"required" : "requiredValue"});
group.controls["optional"].cond = true;
expect(group.value).toEqual({"required" : "requiredValue", "optional" : "optionalValue"});
});
it("should not run validations on an inactive component", () => {
var group = new ControlGroup({
"required" : new Control("requiredValue", validations.required),
"optional" : new OptionalControl(new Control("", validations.required), false)
});
expect(group.valid).toEqual(true);
group.controls["optional"].cond = true;
expect(group.valid).toEqual(false);
});
});
});
}