inegration test: add assert function

Author: veghdev

test/integration/modules/console/assert.js

@@ -0,0 +1,8 @@
+const assert = (condition, message) => {
+    if (!condition) {
+        throw new Error('Assert failed: ' + (message || ''));
+    }
+};
+
+
+module.exports = assert;

test/integration/modules/console/assert.test.js

@@ -0,0 +1,22 @@
+const assert = require("./assert.js")
+
+
+describe("assert()", () => {
+    test("if passed", () => {
+        expect(() => {
+            assert(true);
+        }).not.toThrow();
+    });
+
+    test("if failed without msg", () => {
+        expect(() => {
+            assert(false);
+        }).toThrow("Assert failed: ");
+    });
+
+    test("if failed with msg", () => {
+        expect(() => {
+            assert(false, "err msg");
+        }).toThrow("Assert failed: err msg");
+    });
+});