Create Basic.test.js

Author: potchangelo

src/Basic.test.js

@@ -0,0 +1,22 @@
+function rectangle_area(width, height) {
+ if (width <= 0 || height <= 0) {
+ return 0;
+ }
+ return width * height;
+}
+
+test('Normal rectangle area, width > 0 and height > 0', () => {
+ const rect1 = rectangle_area(8, 6);
+ expect(rect1).toBe(48);
+});
+
+test('Zero rectangle area, width <= 0 or height <= 0', () => {
+ const rect1 = rectangle_area(-4, 6);
+ expect(rect1).toBe(0);
+
+ const rect2 = rectangle_area(4, -6);
+ expect(rect2).toBe(0);
+
+ const rect3 = rectangle_area(-4, -6);
+ expect(rect3).toBe(0);
+});