add solution

src/arrayReverse.test.js

@@ -7,12 +7,41 @@ describe(`Function 'arrayReverse':`, () => {
     expect(arrayReverse).toBeInstanceOf(Function);
   });
 
-  it(`should return an array`, () => {});
+  it('should return an array', () => {
+    expect(Array.isArray(arrayReverse(['abc']))).toBe(true);
+  });
+
+  it(`should return an array with an empty string
+  if original array consists of an empty string`, () => {
+    expect(arrayReverse([''])).toEqual(['']);
+  });
 
-  it(`should return an empty string
-    if original array consists of an empty string`, () => {
+  it(`should reverse a single string`, () => {
+    expect(arrayReverse(['Hello'])).toEqual(['olleH']);
+  });
+
+  it(`should reverse multiple strings and preserve their original lengths`, () => {
     expect(arrayReverse(['Mate', 'Academy'])).toEqual(['ymed', 'acAetaM']);
   });
 
-  // write more tests here
+  it(`should reverse strings with numbers and special symbols`, () => {
+    expect(arrayReverse(['a1', '#$'])).toEqual(['$#', '1a']);
+  });
+
+  it(`should reverse strings of different lengths`, () => {
+    expect(arrayReverse(['I', 'am', 'a', 'student!'])).toEqual([
+      '!',
+      'tn',
+      'e',
+      'dutsamaI',
+    ]);
+  });
+
+  it(`should return an array with empty strings if original array consists of empty strings`, () => {
+    expect(arrayReverse(['', '', ''])).toEqual(['', '', '']);
+  });
+
+  it(`should preserve an empty string between non-empty strings`, () => {
+    expect(arrayReverse(['ab', '', 'c'])).toEqual(['cb', '', 'a']);
+  });
 });