angular-docs-cn/modules/angular2/test/forms/integration_spec.ts

402 lines
13 KiB
TypeScript
Raw Normal View History

import {
afterEach,
AsyncTestCompleter,
beforeEach,
ddescribe,
describe,
dispatchEvent,
el,
expect,
iit,
inject,
it,
xit
} from 'angular2/test_lib';
import {DOM} from 'angular2/src/dom/dom_adapter';
import {Component, Directive, View} from 'angular2/angular2';
import {TestBed} from 'angular2/src/test_lib/test_bed';
import {
Control,
ControlGroup,
ControlDirective,
RequiredValidatorDirective,
Validators,
formDirectives
} from 'angular2/forms';
export function main() {
describe("integration tests", () => {
it("should initialize DOM elements with the given form object",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"login": new Control("loginValue")})});
var t = `<div [control-group]="form">
<input type="text" control="login">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("loginValue");
async.done();
});
}));
it("should update the control group values on DOM change",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form = new ControlGroup({"login": new Control("oldValue")});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<input type="text" control="login">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
input.value = "updatedValue";
dispatchEvent(input, "change");
expect(form.value).toEqual({"login": "updatedValue"});
async.done();
});
}));
it("should work with single controls", inject([TestBed, AsyncTestCompleter], (tb, async) => {
var control = new Control("loginValue");
var ctx = MyComp.create({form: control});
var t = `<div><input type="text" [control]="form"></div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("loginValue");
input.value = "updatedValue";
dispatchEvent(input, "change");
expect(control.value).toEqual("updatedValue");
async.done();
});
}));
it("should update DOM elements when rebinding the control group",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form = new ControlGroup({"login": new Control("oldValue")});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<input type="text" control="login">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
ctx.form = new ControlGroup({"login": new Control("newValue")});
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("newValue");
async.done();
});
}));
it("should update DOM element when rebinding the control name",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({
form: new ControlGroup({"one": new Control("one"), "two": new Control("two")}),
name: "one"
});
var t = `<div [control-group]="form">
<input type="text" [control]="name">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("one");
ctx.name = "two";
view.detectChanges();
expect(input.value).toEqual("two");
async.done();
});
}));
describe("different control types", () => {
it("should support <input type=text>", inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"text": new Control("old")})});
var t = `<div [control-group]="form">
<input type="text" control="text">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("old");
input.value = "new";
dispatchEvent(input, "input");
expect(ctx.form.value).toEqual({"text": "new"});
async.done();
});
}));
it("should support <input> without type",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"text": new Control("old")})});
var t = `<div [control-group]="form">
<input control="text">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("old");
input.value = "new";
dispatchEvent(input, "input");
expect(ctx.form.value).toEqual({"text": "new"});
async.done();
});
}));
it("should support <textarea>", inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"text": new Control('old')})});
var t = `<div [control-group]="form">
<textarea control="text"></textarea>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var textarea = view.querySelector("textarea");
expect(textarea.value).toEqual("old");
textarea.value = "new";
dispatchEvent(textarea, "input");
expect(ctx.form.value).toEqual({"text": 'new'});
async.done();
});
}));
it("should support <type=checkbox>", inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"checkbox": new Control(true)})});
var t = `<div [control-group]="form">
<input type="checkbox" control="checkbox">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.checked).toBe(true);
input.checked = false;
dispatchEvent(input, "change");
expect(ctx.form.value).toEqual({"checkbox": false});
async.done();
});
}));
it("should support <select>", inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"city": new Control("SF")})});
var t = `<div [control-group]="form">
<select control="city">
<option value="SF"></option>
<option value="NYC"></option>
</select>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var select = view.querySelector("select");
var sfOption = view.querySelector("option");
expect(select.value).toEqual('SF');
if (DOM.supportsDOMEvents()) {
expect(sfOption.selected).toBe(true);
}
select.value = 'NYC';
dispatchEvent(select, "change");
expect(ctx.form.value).toEqual({"city": 'NYC'});
if (DOM.supportsDOMEvents()) {
expect(sfOption.selected).toBe(false);
}
async.done();
});
}));
it("should support custom value accessors",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var ctx = MyComp.create({form: new ControlGroup({"name": new Control("aa")})});
var t = `<div [control-group]="form">
<input type="text" control="name" wrapped-value>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("!aa!");
input.value = "!bb!";
dispatchEvent(input, "change");
expect(ctx.form.value).toEqual({"name": "bb"});
async.done();
});
}));
});
describe("validations", () => {
it("should use validators defined in html",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form = new ControlGroup({"login": new Control("aa")});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<input type="text" control="login" required>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
expect(form.valid).toEqual(true);
var input = view.querySelector("input");
input.value = "";
dispatchEvent(input, "change");
expect(form.valid).toEqual(false);
async.done();
});
}));
it("should use validators defined in the model",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form = new ControlGroup({"login": new Control("aa", Validators.required)});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<input type="text" control="login">
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
expect(form.valid).toEqual(true);
var input = view.querySelector("input");
input.value = "";
dispatchEvent(input, "change");
expect(form.valid).toEqual(false);
async.done();
});
}));
});
describe("nested forms", () => {
it("should init DOM with the given form object",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form =
new ControlGroup({"nested": new ControlGroup({"login": new Control("value")})});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<div control-group="nested">
<input type="text" control="login">
</div>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input");
expect(input.value).toEqual("value");
async.done();
});
}));
it("should update the control group values on DOM change",
inject([TestBed, AsyncTestCompleter], (tb, async) => {
var form =
new ControlGroup({"nested": new ControlGroup({"login": new Control("value")})});
var ctx = MyComp.create({form: form});
var t = `<div [control-group]="form">
<div control-group="nested">
<input type="text" control="login">
</div>
</div>`;
tb.createView(MyComp, {context: ctx, html: t})
.then((view) => {
view.detectChanges();
var input = view.querySelector("input")
input.value = "updatedValue";
dispatchEvent(input, "change");
expect(form.value).toEqual({"nested": {"login": "updatedValue"}});
async.done();
});
}));
});
});
}
@Directive({
selector: '[wrapped-value]',
hostListeners: {'change': 'handleOnChange($event.target.value)'},
hostProperties: {'value': 'value'}
})
class WrappedValue {
value;
onChange: Function;
constructor(cd: ControlDirective) { cd.valueAccessor = this; }
writeValue(value) { this.value = `!${value}!`; }
handleOnChange(value) { this.onChange(value.substring(1, value.length - 1)); }
}
@Component({selector: "my-comp"})
@View({directives: [WrappedValue, formDirectives, RequiredValidatorDirective]})
class MyComp {
form: any;
name: string;
static create({form, name}: {form?, name?}) {
var mc = new MyComp();
mc.form = form;
mc.name = name;
return mc;
}
}