test: add tests for Binary Equivalent Algorithm (TheAlgorithms#1560)

* test: add tests for Binary Equivalent Algorithm

* test: Refactored tests using .each()

* Update BinaryEquivalent.test.js

---------

Co-authored-by: {Harshit Malpotra} <{malpotra.harshit@gmail.com}>
Co-authored-by: Lars Müller <34514239+appgurueu@users.noreply.github.com>

Author: 3 people

Recursive/test/BinaryEquivalent.test.js

@@ -0,0 +1,29 @@
+import { binaryEquivalent } from "../BinaryEquivalent";
+
+const tests = [
+    {
+        test: 2,
+        expectedValue: "10"
+    },
+    {       
+        test: 0,
+        expectedValue: "0"
+    },
+    {
+        test: 543,
+        expectedValue: "1000011111"
+    },
+    {
+        test: 4697621023,
+        expectedValue: "100011000000000000000001000011111"
+    }
+]
+
+describe("Binary Equivalent", () => {
+    test.each(tests)(
+        "of $test should be $expectedValue",
+        ({test, expectedValue}) => {
+            expect(binaryEquivalent(test)).toBe(expectedValue);
+        }
+    )
+})