807 lines
25 KiB
TypeScript
807 lines
25 KiB
TypeScript
import {
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ddescribe,
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describe,
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it,
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iit,
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xit,
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expect,
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beforeEach,
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afterEach,
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el,
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AsyncTestCompleter,
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fakeAsync,
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tick,
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inject
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} from 'angular2/testing_internal';
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import {ControlGroup, Control, ControlArray, Validators} from 'angular2/common';
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import {IS_DART, isPresent, CONST_EXPR} from 'angular2/src/facade/lang';
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import {PromiseWrapper} from 'angular2/src/facade/promise';
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import {TimerWrapper, ObservableWrapper, EventEmitter} from 'angular2/src/facade/async';
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export function main() {
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function asyncValidator(expected, timeouts = CONST_EXPR({})) {
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return (c) => {
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var completer = PromiseWrapper.completer();
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var t = isPresent(timeouts[c.value]) ? timeouts[c.value] : 0;
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var res = c.value != expected ? {"async": true} : null;
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if (t == 0) {
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completer.resolve(res);
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} else {
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TimerWrapper.setTimeout(() => { completer.resolve(res); }, t);
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}
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return completer.promise;
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};
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}
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function asyncValidatorReturningObservable(c) {
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var e = new EventEmitter();
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PromiseWrapper.scheduleMicrotask(() => ObservableWrapper.callEmit(e, {"async": true}));
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return e;
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}
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describe("Form Model", () => {
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describe("Control", () => {
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it("should default the value to null", () => {
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var c = new Control();
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expect(c.value).toBe(null);
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});
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describe("validator", () => {
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it("should run validator with the initial value", () => {
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var c = new Control("value", Validators.required);
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expect(c.valid).toEqual(true);
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});
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it("should rerun the validator when the value changes", () => {
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var c = new Control("value", Validators.required);
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c.updateValue(null);
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expect(c.valid).toEqual(false);
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});
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it("should return errors", () => {
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var c = new Control(null, Validators.required);
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expect(c.errors).toEqual({"required": true});
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});
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});
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describe("asyncValidator", () => {
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it("should run validator with the initial value", fakeAsync(() => {
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var c = new Control("value", null, asyncValidator("expected"));
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tick();
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expect(c.valid).toEqual(false);
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expect(c.errors).toEqual({"async": true});
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}));
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it("should support validators returning observables", fakeAsync(() => {
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var c = new Control("value", null, asyncValidatorReturningObservable);
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tick();
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expect(c.valid).toEqual(false);
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expect(c.errors).toEqual({"async": true});
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}));
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it("should rerun the validator when the value changes", fakeAsync(() => {
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var c = new Control("value", null, asyncValidator("expected"));
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c.updateValue("expected");
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tick();
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expect(c.valid).toEqual(true);
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}));
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it("should run the async validator only when the sync validator passes", fakeAsync(() => {
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var c = new Control("", Validators.required, asyncValidator("expected"));
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tick();
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expect(c.errors).toEqual({"required": true});
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c.updateValue("some value");
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tick();
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expect(c.errors).toEqual({"async": true});
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}));
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it("should mark the control as pending while running the async validation",
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fakeAsync(() => {
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var c = new Control("", null, asyncValidator("expected"));
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expect(c.pending).toEqual(true);
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tick();
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expect(c.pending).toEqual(false);
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}));
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it("should only use the latest async validation run", fakeAsync(() => {
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var c =
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new Control("", null, asyncValidator("expected", {"long": 200, "expected": 100}));
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c.updateValue("long");
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c.updateValue("expected");
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tick(300);
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expect(c.valid).toEqual(true);
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}));
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});
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describe("dirty", () => {
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it("should be false after creating a control", () => {
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var c = new Control("value");
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expect(c.dirty).toEqual(false);
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});
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it("should be true after changing the value of the control", () => {
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var c = new Control("value");
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c.markAsDirty();
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expect(c.dirty).toEqual(true);
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});
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});
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describe("updateValue", () => {
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var g, c;
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beforeEach(() => {
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c = new Control("oldValue");
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g = new ControlGroup({"one": c});
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});
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it("should update the value of the control", () => {
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c.updateValue("newValue");
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expect(c.value).toEqual("newValue");
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});
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it("should invoke ngOnChanges if it is present", () => {
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var ngOnChanges;
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c.registerOnChange((v) => ngOnChanges = ["invoked", v]);
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c.updateValue("newValue");
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expect(ngOnChanges).toEqual(["invoked", "newValue"]);
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});
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it("should not invoke on change when explicitly specified", () => {
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var onChange = null;
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c.registerOnChange((v) => onChange = ["invoked", v]);
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c.updateValue("newValue", {emitModelToViewChange: false});
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expect(onChange).toBeNull();
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});
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it("should update the parent", () => {
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c.updateValue("newValue");
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expect(g.value).toEqual({"one": "newValue"});
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});
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it("should not update the parent when explicitly specified", () => {
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c.updateValue("newValue", {onlySelf: true});
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expect(g.value).toEqual({"one": "oldValue"});
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});
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it("should fire an event", fakeAsync(() => {
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ObservableWrapper.subscribe(c.valueChanges,
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(value) => { expect(value).toEqual("newValue"); });
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c.updateValue("newValue");
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tick();
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}));
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it("should not fire an event when explicitly specified", fakeAsync(() => {
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ObservableWrapper.subscribe(c.valueChanges, (value) => { throw "Should not happen"; });
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c.updateValue("newValue", {emitEvent: false});
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tick();
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}));
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});
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describe("valueChanges & statusChanges", () => {
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var c;
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beforeEach(() => { c = new Control("old", Validators.required); });
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it("should fire an event after the value has been updated",
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inject([AsyncTestCompleter], (async) => {
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ObservableWrapper.subscribe(c.valueChanges, (value) => {
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expect(c.value).toEqual('new');
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expect(value).toEqual('new');
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async.done();
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});
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c.updateValue("new");
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}));
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it("should fire an event after the status has been updated to invalid", fakeAsync(() => {
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ObservableWrapper.subscribe(c.statusChanges, (status) => {
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expect(c.status).toEqual('INVALID');
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expect(status).toEqual('INVALID');
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});
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c.updateValue("");
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tick();
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}));
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it("should fire an event after the status has been updated to pending", fakeAsync(() => {
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var c = new Control("old", Validators.required, asyncValidator("expected"));
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var log = [];
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ObservableWrapper.subscribe(c.valueChanges, (value) => log.push(`value: '${value}'`));
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ObservableWrapper.subscribe(c.statusChanges,
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(status) => log.push(`status: '${status}'`));
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c.updateValue("");
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tick();
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c.updateValue("nonEmpty");
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tick();
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c.updateValue("expected");
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tick();
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expect(log).toEqual([
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"" + "value: ''",
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"status: 'INVALID'",
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"value: 'nonEmpty'",
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"status: 'PENDING'",
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"status: 'INVALID'",
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"value: 'expected'",
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"status: 'PENDING'",
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"status: 'VALID'",
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]);
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}));
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// TODO: remove the if statement after making observable delivery sync
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if (!IS_DART) {
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it("should update set errors and status before emitting an event",
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inject([AsyncTestCompleter], (async) => {
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c.valueChanges.subscribe(value => {
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expect(c.valid).toEqual(false);
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expect(c.errors).toEqual({"required": true});
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async.done();
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});
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c.updateValue("");
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}));
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}
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it("should return a cold observable", inject([AsyncTestCompleter], (async) => {
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c.updateValue("will be ignored");
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ObservableWrapper.subscribe(c.valueChanges, (value) => {
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expect(value).toEqual('new');
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async.done();
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});
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c.updateValue("new");
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}));
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});
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describe("setErrors", () => {
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it("should set errors on a control", () => {
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var c = new Control("someValue");
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c.setErrors({"someError": true});
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expect(c.valid).toEqual(false);
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expect(c.errors).toEqual({"someError": true});
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});
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it("should reset the errors and validity when the value changes", () => {
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var c = new Control("someValue", Validators.required);
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c.setErrors({"someError": true});
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c.updateValue("");
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expect(c.errors).toEqual({"required": true});
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});
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it("should update the parent group's validity", () => {
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var c = new Control("someValue");
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var g = new ControlGroup({"one": c});
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expect(g.valid).toEqual(true);
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c.setErrors({"someError": true});
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expect(g.valid).toEqual(false);
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});
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it("should not reset parent's errors", () => {
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var c = new Control("someValue");
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var g = new ControlGroup({"one": c});
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g.setErrors({"someGroupError": true});
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c.setErrors({"someError": true});
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expect(g.errors).toEqual({"someGroupError": true});
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});
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it("should reset errors when updating a value", () => {
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var c = new Control("oldValue");
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var g = new ControlGroup({"one": c});
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g.setErrors({"someGroupError": true});
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c.setErrors({"someError": true});
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c.updateValue("newValue");
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expect(c.errors).toEqual(null);
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expect(g.errors).toEqual(null);
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});
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});
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});
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describe("ControlGroup", () => {
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describe("value", () => {
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it("should be the reduced value of the child controls", () => {
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var g = new ControlGroup({"one": new Control("111"), "two": new Control("222")});
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expect(g.value).toEqual({"one": "111", "two": "222"});
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});
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it("should be empty when there are no child controls", () => {
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var g = new ControlGroup({});
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expect(g.value).toEqual({});
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});
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it("should support nested groups", () => {
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var g = new ControlGroup(
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{"one": new Control("111"), "nested": new ControlGroup({"two": new Control("222")})});
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expect(g.value).toEqual({"one": "111", "nested": {"two": "222"}});
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(<Control>(g.controls["nested"].find("two"))).updateValue("333");
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expect(g.value).toEqual({"one": "111", "nested": {"two": "333"}});
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});
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});
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describe("errors", () => {
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it("should run the validator when the value changes", () => {
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var simpleValidator = (c) =>
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c.controls["one"].value != "correct" ? {"broken": true} : null;
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var c = new Control(null);
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var g = new ControlGroup({"one": c}, null, simpleValidator);
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c.updateValue("correct");
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expect(g.valid).toEqual(true);
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expect(g.errors).toEqual(null);
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c.updateValue("incorrect");
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expect(g.valid).toEqual(false);
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expect(g.errors).toEqual({"broken": true});
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});
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});
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describe("dirty", () => {
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var c, g;
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beforeEach(() => {
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c = new Control('value');
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g = new ControlGroup({"one": c});
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});
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it("should be false after creating a control", () => { expect(g.dirty).toEqual(false); });
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it("should be false after changing the value of the control", () => {
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c.markAsDirty();
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expect(g.dirty).toEqual(true);
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});
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});
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describe("optional components", () => {
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describe("contains", () => {
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var group;
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beforeEach(() => {
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group = new ControlGroup(
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{
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"required": new Control("requiredValue"),
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"optional": new Control("optionalValue")
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},
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{"optional": false});
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});
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// rename contains into has
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it("should return false when the component is not included",
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() => { expect(group.contains("optional")).toEqual(false); })
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it("should return false when there is no component with the given name",
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() => { expect(group.contains("something else")).toEqual(false); });
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it("should return true when the component is included", () => {
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expect(group.contains("required")).toEqual(true);
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group.include("optional");
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expect(group.contains("optional")).toEqual(true);
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});
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});
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it("should not include an inactive component into the group value", () => {
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var group = new ControlGroup(
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{"required": new Control("requiredValue"), "optional": new Control("optionalValue")},
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{"optional": false});
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expect(group.value).toEqual({"required": "requiredValue"});
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group.include("optional");
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expect(group.value).toEqual({"required": "requiredValue", "optional": "optionalValue"});
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});
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it("should not run Validators on an inactive component", () => {
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var group = new ControlGroup(
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{
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"required": new Control("requiredValue", Validators.required),
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"optional": new Control("", Validators.required)
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},
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{"optional": false});
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expect(group.valid).toEqual(true);
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group.include("optional");
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expect(group.valid).toEqual(false);
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});
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});
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describe("valueChanges", () => {
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var g, c1, c2;
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beforeEach(() => {
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c1 = new Control("old1");
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c2 = new Control("old2");
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g = new ControlGroup({"one": c1, "two": c2}, {"two": true});
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});
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it("should fire an event after the value has been updated",
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inject([AsyncTestCompleter], (async) => {
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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expect(g.value).toEqual({'one': 'new1', 'two': 'old2'});
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expect(value).toEqual({'one': 'new1', 'two': 'old2'});
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async.done();
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});
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c1.updateValue("new1");
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}));
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it("should fire an event after the control's observable fired an event",
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inject([AsyncTestCompleter], (async) => {
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var controlCallbackIsCalled = false;
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ObservableWrapper.subscribe(c1.valueChanges,
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(value) => { controlCallbackIsCalled = true; });
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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expect(controlCallbackIsCalled).toBe(true);
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async.done();
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});
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c1.updateValue("new1");
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}));
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it("should fire an event when a control is excluded",
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inject([AsyncTestCompleter], (async) => {
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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expect(value).toEqual({'one': 'old1'});
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async.done();
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});
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g.exclude("two");
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}));
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it("should fire an event when a control is included",
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inject([AsyncTestCompleter], (async) => {
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g.exclude("two");
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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expect(value).toEqual({'one': 'old1', 'two': 'old2'});
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async.done();
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});
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g.include("two");
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}));
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it("should fire an event every time a control is updated",
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inject([AsyncTestCompleter], (async) => {
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var loggedValues = [];
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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loggedValues.push(value);
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if (loggedValues.length == 2) {
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expect(loggedValues)
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.toEqual([{"one": "new1", "two": "old2"}, {"one": "new1", "two": "new2"}]);
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async.done();
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}
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});
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c1.updateValue("new1");
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c2.updateValue("new2");
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}));
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xit("should not fire an event when an excluded control is updated",
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inject([AsyncTestCompleter], (async) => {
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// hard to test without hacking zones
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}));
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});
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describe("getError", () => {
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it("should return the error when it is present", () => {
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var c = new Control("", Validators.required);
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var g = new ControlGroup({"one": c});
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expect(c.getError("required")).toEqual(true);
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expect(g.getError("required", ["one"])).toEqual(true);
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});
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it("should return null otherwise", () => {
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var c = new Control("not empty", Validators.required);
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var g = new ControlGroup({"one": c});
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expect(c.getError("invalid")).toEqual(null);
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expect(g.getError("required", ["one"])).toEqual(null);
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expect(g.getError("required", ["invalid"])).toEqual(null);
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});
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});
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describe("asyncValidator", () => {
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it("should run the async validator", fakeAsync(() => {
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var c = new Control("value");
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var g = new ControlGroup({"one": c}, null, null, asyncValidator("expected"));
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expect(g.pending).toEqual(true);
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tick(1);
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expect(g.errors).toEqual({"async": true});
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expect(g.pending).toEqual(false);
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}));
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it("should set the parent group's status to pending", fakeAsync(() => {
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var c = new Control("value", null, asyncValidator("expected"));
|
|
var g = new ControlGroup({"one": c});
|
|
|
|
expect(g.pending).toEqual(true);
|
|
|
|
tick(1);
|
|
|
|
expect(g.pending).toEqual(false);
|
|
}));
|
|
|
|
it("should run the parent group's async validator when children are pending",
|
|
fakeAsync(() => {
|
|
var c = new Control("value", null, asyncValidator("expected"));
|
|
var g = new ControlGroup({"one": c}, null, null, asyncValidator("expected"));
|
|
|
|
tick(1);
|
|
|
|
expect(g.errors).toEqual({"async": true});
|
|
expect(g.find(["one"]).errors).toEqual({"async": true});
|
|
}));
|
|
})
|
|
});
|
|
|
|
describe("ControlArray", () => {
|
|
describe("adding/removing", () => {
|
|
var a: ControlArray;
|
|
var c1, c2, c3;
|
|
|
|
beforeEach(() => {
|
|
a = new ControlArray([]);
|
|
c1 = new Control(1);
|
|
c2 = new Control(2);
|
|
c3 = new Control(3);
|
|
});
|
|
|
|
it("should support pushing", () => {
|
|
a.push(c1);
|
|
expect(a.length).toEqual(1);
|
|
expect(a.controls).toEqual([c1]);
|
|
});
|
|
|
|
it("should support removing", () => {
|
|
a.push(c1);
|
|
a.push(c2);
|
|
a.push(c3);
|
|
|
|
a.removeAt(1);
|
|
|
|
expect(a.controls).toEqual([c1, c3]);
|
|
});
|
|
|
|
it("should support inserting", () => {
|
|
a.push(c1);
|
|
a.push(c3);
|
|
|
|
a.insert(1, c2);
|
|
|
|
expect(a.controls).toEqual([c1, c2, c3]);
|
|
});
|
|
});
|
|
|
|
describe("value", () => {
|
|
it("should be the reduced value of the child controls", () => {
|
|
var a = new ControlArray([new Control(1), new Control(2)]);
|
|
expect(a.value).toEqual([1, 2]);
|
|
});
|
|
|
|
it("should be an empty array when there are no child controls", () => {
|
|
var a = new ControlArray([]);
|
|
expect(a.value).toEqual([]);
|
|
});
|
|
});
|
|
|
|
describe("errors", () => {
|
|
it("should run the validator when the value changes", () => {
|
|
var simpleValidator = (c) => c.controls[0].value != "correct" ? {"broken": true} : null;
|
|
|
|
var c = new Control(null);
|
|
var g = new ControlArray([c], simpleValidator);
|
|
|
|
c.updateValue("correct");
|
|
|
|
expect(g.valid).toEqual(true);
|
|
expect(g.errors).toEqual(null);
|
|
|
|
c.updateValue("incorrect");
|
|
|
|
expect(g.valid).toEqual(false);
|
|
expect(g.errors).toEqual({"broken": true});
|
|
});
|
|
});
|
|
|
|
|
|
describe("dirty", () => {
|
|
var c: Control;
|
|
var a: ControlArray;
|
|
|
|
beforeEach(() => {
|
|
c = new Control('value');
|
|
a = new ControlArray([c]);
|
|
});
|
|
|
|
it("should be false after creating a control", () => { expect(a.dirty).toEqual(false); });
|
|
|
|
it("should be false after changing the value of the control", () => {
|
|
c.markAsDirty();
|
|
|
|
expect(a.dirty).toEqual(true);
|
|
});
|
|
});
|
|
|
|
describe("pending", () => {
|
|
var c: Control;
|
|
var a: ControlArray;
|
|
|
|
beforeEach(() => {
|
|
c = new Control('value');
|
|
a = new ControlArray([c]);
|
|
});
|
|
|
|
it("should be false after creating a control", () => {
|
|
expect(c.pending).toEqual(false);
|
|
expect(a.pending).toEqual(false);
|
|
});
|
|
|
|
it("should be true after changing the value of the control", () => {
|
|
c.markAsPending();
|
|
|
|
expect(c.pending).toEqual(true);
|
|
expect(a.pending).toEqual(true);
|
|
});
|
|
|
|
it("should not update the parent when onlySelf = true", () => {
|
|
c.markAsPending({onlySelf: true});
|
|
|
|
expect(c.pending).toEqual(true);
|
|
expect(a.pending).toEqual(false);
|
|
});
|
|
});
|
|
|
|
describe("valueChanges", () => {
|
|
var a: ControlArray;
|
|
var c1, c2;
|
|
|
|
beforeEach(() => {
|
|
c1 = new Control("old1");
|
|
c2 = new Control("old2");
|
|
a = new ControlArray([c1, c2]);
|
|
});
|
|
|
|
it("should fire an event after the value has been updated",
|
|
inject([AsyncTestCompleter], (async) => {
|
|
ObservableWrapper.subscribe(a.valueChanges, (value) => {
|
|
expect(a.value).toEqual(['new1', 'old2']);
|
|
expect(value).toEqual(['new1', 'old2']);
|
|
async.done();
|
|
});
|
|
c1.updateValue("new1");
|
|
}));
|
|
|
|
it("should fire an event after the control's observable fired an event",
|
|
inject([AsyncTestCompleter], (async) => {
|
|
var controlCallbackIsCalled = false;
|
|
|
|
ObservableWrapper.subscribe(c1.valueChanges,
|
|
(value) => { controlCallbackIsCalled = true; });
|
|
|
|
ObservableWrapper.subscribe(a.valueChanges, (value) => {
|
|
expect(controlCallbackIsCalled).toBe(true);
|
|
async.done();
|
|
});
|
|
|
|
c1.updateValue("new1");
|
|
}));
|
|
|
|
it("should fire an event when a control is removed",
|
|
inject([AsyncTestCompleter], (async) => {
|
|
ObservableWrapper.subscribe(a.valueChanges, (value) => {
|
|
expect(value).toEqual(['old1']);
|
|
async.done();
|
|
});
|
|
|
|
a.removeAt(1);
|
|
}));
|
|
|
|
it("should fire an event when a control is added", inject([AsyncTestCompleter], (async) => {
|
|
a.removeAt(1);
|
|
|
|
ObservableWrapper.subscribe(a.valueChanges, (value) => {
|
|
expect(value).toEqual(['old1', 'old2']);
|
|
async.done();
|
|
});
|
|
|
|
a.push(c2);
|
|
}));
|
|
});
|
|
|
|
describe("find", () => {
|
|
it("should return null when path is null", () => {
|
|
var g = new ControlGroup({});
|
|
expect(g.find(null)).toEqual(null);
|
|
});
|
|
|
|
it("should return null when path is empty", () => {
|
|
var g = new ControlGroup({});
|
|
expect(g.find([])).toEqual(null);
|
|
});
|
|
|
|
it("should return null when path is invalid", () => {
|
|
var g = new ControlGroup({});
|
|
expect(g.find(["one", "two"])).toEqual(null);
|
|
});
|
|
|
|
it("should return a child of a control group", () => {
|
|
var g = new ControlGroup(
|
|
{"one": new Control("111"), "nested": new ControlGroup({"two": new Control("222")})});
|
|
|
|
expect(g.find(["nested", "two"]).value).toEqual("222");
|
|
expect(g.find(["one"]).value).toEqual("111");
|
|
expect(g.find("nested/two").value).toEqual("222");
|
|
expect(g.find("one").value).toEqual("111");
|
|
});
|
|
|
|
it("should return an element of an array", () => {
|
|
var g = new ControlGroup({"array": new ControlArray([new Control("111")])});
|
|
|
|
expect(g.find(["array", 0]).value).toEqual("111");
|
|
});
|
|
});
|
|
|
|
describe("asyncValidator", () => {
|
|
it("should run the async validator", fakeAsync(() => {
|
|
var c = new Control("value");
|
|
var g = new ControlArray([c], null, asyncValidator("expected"));
|
|
|
|
expect(g.pending).toEqual(true);
|
|
|
|
tick(1);
|
|
|
|
expect(g.errors).toEqual({"async": true});
|
|
expect(g.pending).toEqual(false);
|
|
}));
|
|
})
|
|
});
|
|
});
|
|
}
|