460 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			460 lines
		
	
	
		
			14 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, ControlArray, 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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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("valueChanges", () => {
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|         var c;
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| 
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|         beforeEach(() => {
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|           c = new Control("old");
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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(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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| 
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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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|     });
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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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| 
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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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| 
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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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| 
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|           g.controls["nested"].controls["two"].updateValue("333");
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| 
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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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| 
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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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| 
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|           expect(g.valid).toEqual(true);
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| 
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|           expect(g.errors).toEqual(null);
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|         });
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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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| 
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|           expect(g.valid).toEqual(false);
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| 
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|           expect(g.errors).toEqual({"required": [one]});
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|         });
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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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| 
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|           c.updateValue("some value");
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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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|       });
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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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| 
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|           expect(g.pristine).toEqual(true);
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|         });
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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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| 
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|           expect(g.pristine).toEqual(false);
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|         });
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|             group.include("optional");
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| 
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|             expect(group.contains("optional")).toEqual(true);
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|           });
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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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| 
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|           expect(group.value).toEqual({"required" : "requiredValue"});
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| 
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|           group.include("optional");
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| 
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|           expect(group.value).toEqual({"required" : "requiredValue", "optional" : "optionalValue"});
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|         });
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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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| 
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|           expect(group.valid).toEqual(true);
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| 
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|           group.include("optional");
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|             ObservableWrapper.subscribe(c1.valueChanges, (value) => {
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|               controlCallbackIsCalled = true;
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|             });
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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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| 
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|             c1.updateValue("new1");
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|           }));
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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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| 
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|             g.exclude("two");
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|           }));
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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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| 
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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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| 
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|             g.include("two");
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|           }));
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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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| 
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|             ObservableWrapper.subscribe(g.valueChanges, (value) => {
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|               ListWrapper.push(loggedValues, value);
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| 
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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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| 
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|             c1.updateValue("new1");
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|             c2.updateValue("new2");
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|           }));
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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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|       describe("ControlArray", () => {
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|         describe("adding/removing", () => {
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|           var a;
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|           var c1, c2, c3;
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| 
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|           beforeEach(() => {
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|             a = new ControlArray([]);
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|             c1 = new Control(1);
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|             c2 = new Control(2);
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|             c3 = new Control(3);
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|           });
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| 
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|           it("should support pushing", () => {
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|             a.push(c1);
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|             expect(a.length).toEqual(1);
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|             expect(a.controls).toEqual([c1]);
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|           });
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| 
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|           it("should support removing", () => {
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|             a.push(c1);
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|             a.push(c2);
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|             a.push(c3);
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| 
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|             a.removeAt(1);
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| 
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|             expect(a.controls).toEqual([c1, c3]);
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|           });
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| 
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|           it("should support inserting", () => {
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|             a.push(c1);
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|             a.push(c3);
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| 
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|             a.insert(1, c2);
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| 
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|             expect(a.controls).toEqual([c1, c2, c3]);
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|           });
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|         });
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| 
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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 a = new ControlArray([new Control(1), new Control(2)]);
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|             expect(a.value).toEqual([1, 2]);
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|           });
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| 
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|           it("should be an empty array when there are no child controls", () => {
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|             var a = new ControlArray([]);
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|             expect(a.value).toEqual([]);
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|           });
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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 a = new ControlArray([
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|               new Control(1, Validators.required),
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|               new Control(2, Validators.required)
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|             ]);
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| 
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|             expect(a.valid).toBe(true);
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|             expect(a.errors).toBe(null);
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|           });
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| 
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|           it("should run the validator with the initial value (invalid)", () => {
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|             var a = new ControlArray([
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|               new Control(1, Validators.required),
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|               new Control(null, Validators.required),
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|               new Control(2, Validators.required)
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|             ]);
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| 
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|             expect(a.valid).toBe(false);
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|             expect(a.errors).toEqual({"required": [a.controls[1]]});
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|           });
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| 
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|           it("should run the validator when the value changes", () => {
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|             var a = new ControlArray([]);
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|             var c = new Control(null, Validators.required);
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|             a.push(c);
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|             expect(a.valid).toBe(false);
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| 
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|             c.updateValue("some value");
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| 
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|             expect(a.valid).toBe(true);
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|             expect(a.errors).toBe(null);
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|           });
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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 a = new ControlArray([new Control(1)]);
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|             expect(a.pristine).toBe(true);
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|           });
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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(1);
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|             var a = new ControlArray([c]);
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| 
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|             c.updateValue('new value');
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| 
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|             expect(a.pristine).toEqual(false);
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|           });
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|         });
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| 
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|         describe("valueChanges", () => {
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|           var a, c1, c2;
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| 
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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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|             a = new ControlArray([c1, c2]);
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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(a.valueChanges, (value) => {
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|               expect(a.value).toEqual(['new1', 'old2']);
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|               expect(value).toEqual(['new1', '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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| 
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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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| 
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|             ObservableWrapper.subscribe(c1.valueChanges, (value) => {
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|               controlCallbackIsCalled = true;
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|             });
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| 
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|             ObservableWrapper.subscribe(a.valueChanges, (value) => {
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|               expect(controlCallbackIsCalled).toBe(true);
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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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|           }));
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| 
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|           it("should fire an event when a control is removed", inject([AsyncTestCompleter], (async) => {
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|             ObservableWrapper.subscribe(a.valueChanges, (value) => {
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|               expect(value).toEqual(['old1']);
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|               async.done();
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|             });
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| 
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|             a.removeAt(1);
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|           }));
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| 
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|           it("should fire an event when a control is added", inject([AsyncTestCompleter], (async) => {
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|             a.removeAt(1);
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| 
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|             ObservableWrapper.subscribe(a.valueChanges, (value) => {
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|               expect(value).toEqual(['old1', 'old2']);
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|               async.done();
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|             });
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| 
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|             a.push(c2);
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|           }));
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|         });
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|       });
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|     });
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|   });
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| }
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