Added Unit Tests for RedBlackTree.js

spec/RedBlackTree.js

@@ -0,0 +1,33 @@
+var d = global.d;
+
+describe('RedBlackTree', function() {
+
+  it('should add elements via add', function() {
+    const testTree = new d.structs.RedBlackTree();
+    testTree.add(50);
+		testTree.add(40);
+		testTree.add(60);
+		testTree.add(51);
+		testTree.add(41);
+		testTree.add(61);
+		expect(testTree.size).toBe(6);
+  });
+
+  it("should remove elements via delete", function() {
+		const testTree = new d.structs.RedBlackTree();
+		testTree.delete(50);
+		testTree.delete(40);
+		testTree.delete(60);
+		testTree.delete(51);
+		testTree.delete(41);
+		testTree.delete(61);
+		expect(testTree.size).toBe(0);
+	});
+
+  it("should return true when validating null", function() {
+    const testTree = new d.structs.RedBlackTree();
+    expect(testTree.validate(null)).toBe(true);
+  });
+
+
+});

spec/support/jasmine.json

@@ -7,7 +7,8 @@
 		"utils.js",
 		"LinkedList.js",
 		"searchIterator.js",
-		"strategies.js"
+		"strategies.js",
+		"RedBlackTree.js"
 	],
 	"stopSpecOnExpectationFailure": false,
 	"random": false