added test cases for isPrime fuction

Author: Grajales-K

Sprint-3/revise/implement/is-prime.test.js

@@ -1,3 +1,38 @@
-// Given a positive integer num,
-// When the isPrime function is called with num as input,
-// Then it should check if the num is prime
+// is-prime.test.js
+const isPrime = require("./isPrime");
+
+function assertEquals(actualOutput, targetOutput) {
+  console.assert(
+    actualOutput === targetOutput,
+    `Expected ${actualOutput} to equal ${targetOutput}`
+  );
+}
+
+describe("isPrime Function Tests", () => {
+  test("Handles prime number 7", () => {
+    const result = isPrime(7);
+    assertEquals(result, true);
+  });
+
+  test("Handles non-prime number 10", () => {
+    const result = isPrime(10);
+    assertEquals(result, false);
+  });
+
+  test("Handles edge case number 1", () => {
+    const result = isPrime(1);
+    assertEquals(result, false);
+  });
+
+  test("Handles a prime edge case number 2", () => {
+    const result = isPrime(2);
+    assertEquals(result, true);
+  });
+
+  test("Handles larger prime number 29", () => {
+    const result = isPrime(29);
+    assertEquals(result, true);
+  });
+});
+
+console.log("All test cases executed!");