Add final test material

tests/Final/Q3 Javascript/spec/expression.spec.js

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+Expression = require("../expression.js").Expression;
+
+let six_plus_nine = new Expression('+', 6, 9);
+let six_times_nine = new Expression('*', 6, 9);
+let six_minus_nine = new Expression('-', 6, 9);
+let sixteen_div_eight = new Expression('/', 16, 8);
+let compound1 = new Expression('+', six_times_nine, six_plus_nine)
+let compound2 = new Expression('*', six_times_nine, compound1)
+let compound3 = new Expression('+', compound2, 3)
+
+describe("constructor",
+         function() { 
+             let one = new Expression("+",0,1);
+             it("not null", () => expect(one).not.toBe(null));
+             it("op", () => expect(one.op).toBe("+"));
+             it("left", () => expect(one.left).toBe(0));
+             it("right", () => expect(one.right).toBe(1));
+         });
+
+describe("simple",
+         function() {
+             it("+", () => expect(six_plus_nine.eval()).toBe(15));
+             it("-", () => expect(six_minus_nine.eval()).toBe(-3));
+             it("*", () => expect(six_times_nine.eval()).toBe(54));
+             it("/", () => expect(sixteen_div_eight.eval()).toBe(2));
+         });
+
+describe("compound",
+         function() {
+             it("1", () => expect(compound1.eval()).toBe(69));
+             it("2", () => expect(compound2.eval()).toBe(3726));
+             it("3", () => expect(compound3.eval()).toBe(3729));
+         });
+         
+describe("floating point", //Testing floating point
+         function() {
+			 let addPointFive = new Expression("+", 0.5, 0.5)
+			 let timesPointFive = new Expression("*", 0.5, 10)
+			 let minusPointFive = new Expression("-", 10, 0.5)
+			 let dividePointFive = new Expression("/", 0.5, 0.1)
+			 
+             it("+", () => expect(addPointFive.eval()).toBe(1.0));
+             it("*", () => expect(timesPointFive.eval()).toBe(5.0));
+             it("-", () => expect(minusPointFive.eval()).toBe(9.5));
+             it("/", () => expect(dividePointFive.eval()).toBe(5.0));
+         });         
+         
+         
+describe("bad input", //Testing bad inputs
+         function() {
+			 let invalidStringLeft = new Expression("+", "five", 6)
+			 let invalidStringRight = new Expression("+", 5, "six")
+			 let invalidOperator = new Expression("^", 6, 9)
+			 
+             it("Invalid String on left side", () => expect(invalidStringLeft.eval()).toBe("Invalid number syntax"));
+             it("Invalid String on right side", () => expect(invalidStringRight.eval()).toBe("Invalid number syntax"));
+             it("invalid operator", () => expect(invalidOperator.eval()).toBe("Invalid operator syntax"));
+         });
+         
+         
+describe("compound bad input", //Testing bad inputs in compound cases
+         function() {
+			 let invalidNumber = new Expression("+", "five", 6)
+			 let invalidOperator = new Expression("^", 6, 9)
+			 
+			 let semiValidCompound = new Expression("+", six_plus_nine, invalidNumber)
+			 let completlyBadCompound = new Expression("+", invalidNumber, invalidOperator)
+			 
+             it("semi-valid",	() => expect(semiValidCompound.eval()).toBe("Invalid number syntax"));
+             it("invalid",	() => expect(completlyBadCompound.eval()).toBe("Invalid number syntax")); //Expected to be invalid number because it is the first error to be encountered
+         });

tests/Final/Q3 Javascript/spec/support/jasmine.json

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+{
+  "spec_dir": "spec",
+  "spec_files": [
+    "**/*[sS]pec.?(m)js"
+  ],
+  "helpers": [
+    "helpers/**/*.?(m)js"
+  ],
+  "env": {
+    "stopSpecOnExpectationFailure": false,
+    "random": true
+  }
+}