CS2613/tests/Q2/spec/objectSum.spec.js

    let sum=require ("../objectSum.js");

    describe("objectSum",
         function() {
            it("List of numbers",
                function() {
					let obj = [1, 2, 3]
                    expect(sum.objectSum(obj)).toBe(6);
                });
            it("Skip non numbers",
                function() {
					let obj = [1, 2, "jellyfish", 3]
                    expect(sum.objectSum(obj)).toBe(6);
                });
            it("Recursive arrays",
                function() {
					let obj = [1, 2, [-6, 2, -2], 3]
                    expect(sum.objectSum(obj)).toBe(0);
                });     
            it("Lists",
                function() {
					let obj = {a: 1, b: 2, c: 3}
                    expect(sum.objectSum(obj)).toBe(6);
                });      
            it("Recursive lists",
                function() {
					let obj = [1, 2, {thing: [-6, -12], other: 6}]
                    expect(sum.objectSum(obj)).toBe(-9);
                });                                       
        });