1 files changed, 15 insertions, 0 deletions

diff --git a/test/helpers/array-helpers.test.ts b/test/helpers/array-helpers.test.ts
new file mode 100644
index 000000000..e8060c2c4
--- /dev/null
+++ b/test/helpers/array-helpers.test.ts
@@ -0,0 +1,15 @@
+import { shuffleArray } from '../../src/helpers/array-helpers';
+
+describe('array_helpers', () => {
+  it('isValidExternalURL', () => {
+    const originalArray = ['a', 'b', 'c'];
+    const shuffledArray = shuffleArray(originalArray);
+
+    // Expect the arrays to not be exactly the same
+    expect(shuffledArray).not.toEqual(originalArray);
+
+    // Expect the arrays to be exactly the same
+    // when both are sorted alphabetically
+    expect(shuffledArray.sort()).toEqual(originalArray.sort());
+  });
+});