305 lines
9.8 KiB
JavaScript
305 lines
9.8 KiB
JavaScript
import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach, el,
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AsyncTestCompleter, inject} from 'angular2/test_lib';
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import {ControlGroup, Control, OptionalControl, Validators} from 'angular2/forms';;
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import {ObservableWrapper} from 'angular2/src/facade/async';
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import {ListWrapper} from 'angular2/src/facade/collection';
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export function main() {
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describe("Form Model", () => {
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describe("Control", () => {
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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("pristine", () => {
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it("should be true after creating a control", () => {
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var c = new Control("value");
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expect(c.pristine).toEqual(true);
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});
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it("should be false after changing the value of the control", () => {
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var c = new Control("value");
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c.updateValue("new value");
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expect(c.pristine).toEqual(false);
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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.updateValue("new value");
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expect(c.dirty).toEqual(true);
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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({
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"one": new Control("111"),
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"two": new Control("222")
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});
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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"),
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"nested": new ControlGroup({
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"two" : new Control("222")
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})
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});
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expect(g.value).toEqual({"one": "111", "nested" : {"two": "222"}});
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g.controls["nested"].controls["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("validator", () => {
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it("should run the validator with the initial value (valid)", () => {
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var g = new ControlGroup({
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"one": new Control('value', Validators.required)
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});
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expect(g.valid).toEqual(true);
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expect(g.errors).toEqual(null);
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});
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it("should run the validator with the initial value (invalid)", () => {
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var one = new Control(null, Validators.required);
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var g = new ControlGroup({"one": one});
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expect(g.valid).toEqual(false);
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expect(g.errors).toEqual({"required": [one]});
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});
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it("should run the validator with the value changes", () => {
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var c = new Control(null, Validators.required);
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var g = new ControlGroup({"one": c});
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c.updateValue("some value");
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expect(g.valid).toEqual(true);
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expect(g.errors).toEqual(null);
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});
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});
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describe("pristine", () => {
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it("should be true after creating a control", () => {
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var c = new Control('value');
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var g = new ControlGroup({"one": c});
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expect(g.pristine).toEqual(true);
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});
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it("should be false after changing the value of the control", () => {
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var c = new Control('value');
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var g = new ControlGroup({"one": c});
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c.updateValue('new value');
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expect(g.pristine).toEqual(false);
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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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"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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});
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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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})
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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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});
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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"),
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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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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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"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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});
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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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describe("Control", () => {
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var c;
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beforeEach(() => {
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c = new Control("old");
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});
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it("should fire an event after the value has been updated", 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 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("ControlGroup", () => {
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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({
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"one" : c1, "two" : c2
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}, {
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"two" : true
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});
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});
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it("should fire an event after the value has been updated", 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", inject([AsyncTestCompleter], (async) => {
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var controlCallbackIsCalled = false;
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ObservableWrapper.subscribe(c1.valueChanges, (value) => {
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controlCallbackIsCalled = true;
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});
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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", 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", 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", inject([AsyncTestCompleter], (async) => {
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var loggedValues = [];
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ObservableWrapper.subscribe(g.valueChanges, (value) => {
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ListWrapper.push(loggedValues, value);
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if (loggedValues.length == 2) {
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expect(loggedValues).toEqual([
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{"one" : "new1", "two" : "old2"},
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{"one" : "new1", "two" : "new2"}
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])
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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", 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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});
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});
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});
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} |