Godofbrowser / vuejs-dialog

describe('Utility Helpers', function () {

    describe('#cloneObj', function () {

        it('The problem: Altering an object "objA" affects "objB"', function () {

            let objA = {foo: 'abc', bar: '123'};

            let objB = objA;

            objA.bar = '1234';

            should(objA).be.exactly(objB)

        })

        it('The solution: cloned object should not be equal to original after altering', function () {

            let objA = {foo: 'abc', bar: '123'};

            let objB = Utility.cloneObj(objA);

            objA.bar = '1234';

            should(objA).not.be.exactly(objB)

        })

    })

    describe('#mergeObjs', function () {

        it('"objC" should be "objA" and "objB"', function () {

            let objA = {foo: 'abc'};

            let objB = {bar: '123'};

            let objC = Utility.mergeObjs(objA, objB);

            should(objC).have.keys('foo', 'bar')

        })

    })

    describe('#firstIndex', function () {

        let arr = [{color: 'yellow'}, {color: 'red'}, {color: 'blue'}]

        it('First index of red should be 1', function () {

            should(Utility.firstIndex(arr, 'red', 'color')).be.exactly(1).and.a.Number()

        })

        it('First index of yellow should be 0', function () {

            should(Utility.firstIndex(arr, 'yellow', 'color')).be.exactly(0).and.a.Number()

        })

        it('First index of blue should be 0', function () {

            should(Utility.firstIndex(arr, 'blue', 'color')).be.exactly(2).and.a.Number()

        })

        it('First index of black should be undefined', function () {

            should(Utility.firstIndex(arr, 'black', 'color')).be.exactly(-1).and.a.Number()

        })

    })

})