decojs/Specs/Modules/for_qvc/for_validatable/when_extending_a_validatable.js

Scalable frontend architecture

describe("when extending a Validatable", ["knockout", "deco/qvc/Validatable", "deco/qvc/koExtensions"], function(ko, Validatable){

  var parameters,
    validatable,
    validatableFields;
  
  
  describe("with one field", function(){
    
    beforeEach(function(){
      parameters = {
        name: ko.observable("deco")
      };
      validatable = new Validatable("SomeExecutable",parameters);
      validatableFields = validatable.validatableFields;
      
    });
    
    it("should add the field to validatableFields", function(){
      expect(validatableFields.length).toBe(1);
      expect(validatableFields[0]).toBe(parameters.name);
    });
    
    it("should extend the observable with validator", function(){
      expect(parameters.name.validator).toBeDefined();
    });
    
    it("should set the correct name on the validator", function(){
      expect(parameters.name.validator.name).toBe("name");
    });
    
    it("should set the correct path on the validator", function(){
      expect(parameters.name.validator.path).toBe("name");
    });
    
    it("should set the correct executableName on the validator", function(){
      expect(parameters.name.validator.executableName).toBe("SomeExecutable");
    });
  });
  
  describe("with nested fields inside an observable", function(){
    
    beforeEach(function(){
      parameters = {
        address: ko.observable({
          street: ko.observable("street"),
          postCode: ko.observable("postcode")
        }),
        name: ko.observable("name")
      };
      validatable = new Validatable("SomeExecutable", parameters);
      validatableFields = validatable.validatableFields;
      
    });
    
    it("should add all the field to validatableFields", function(){
      expect(validatableFields.length).toBe(4);
    });
    
    it("should extend the observable with validator", function(){
      expect(parameters.address().street.validator).toBeDefined();
      expect(parameters.address().postCode.validator).toBeDefined();
      expect(parameters.address.validator).toBeDefined();
      expect(parameters.name.validator).toBeDefined();
    });
    
    it("should set the correct name on the validator", function(){
      expect(parameters.address().street.validator.name).toBe("street");
    });
    
    it("should set the correct path on the validator", function(){
      expect(parameters.address().street.validator.path).toBe("address.street");
    });
    
    it("should set the correct ExecutableName on the validator", function(){
      expect(parameters.address().street.validator.executableName).toBe("SomeExecutable");
    });
  });
  
  describe("with nested fields", function(){
    
    beforeEach(function(){
      parameters = {
        address: {
          street: ko.observable("street"),
          postCode: ko.observable("postcode")
        },
        name: ko.observable("name")
      };
      validatable = new Validatable("SomeExecutable",parameters);
      validatableFields = validatable.validatableFields;
      
    });
    
    it("should add all the field to validatableFields", function(){
      expect(validatableFields.length).toBe(3);
    });
    
    it("should extend the observable with validator", function(){
      expect(parameters.address.street.validator).toBeDefined();
      expect(parameters.address.postCode.validator).toBeDefined();
      expect(parameters.name.validator).toBeDefined();
    });
    
    it("should set the correct name on the validator", function(){
      expect(parameters.address.street.validator.name).toBe("street");
    });
    
    it("should set the correct path on the validator", function(){
      expect(parameters.address.street.validator.path).toBe("address.street");
    });
    
    it("should set the correct ExecutableName on the validator", function(){
      expect(parameters.address.street.validator.executableName).toBe("SomeExecutable");
    });
  });
});