Add tests

Hashes/tests/MD5.test.js

@@ -0,0 +1,37 @@
+import { MD5 } from '../MD5'
+
+describe('Testing MD5 function', () => {
+  it('should return the correct hash for "The quick brown fox jumps over the lazy dog"', () => {
+    const input = new TextEncoder().encode(
+      'The quick brown fox jumps over the lazy dog'
+    )
+
+    const hash = Array.from(MD5(input), (byte) =>
+      byte.toString(16).padStart(2, '0')
+    ).join('')
+
+    expect(hash).toBe('9e107d9d372bb6826bd81d3542a419d6')
+  })
+
+  it('should return the correct hash for "The quick brown fox jumps over the lazy dog."', () => {
+    const input = new TextEncoder().encode(
+      'The quick brown fox jumps over the lazy dog.'
+    )
+
+    const hash = Array.from(MD5(input), (byte) =>
+      byte.toString(16).padStart(2, '0')
+    ).join('')
+
+    expect(hash).toBe('e4d909c290d0fb1ca068ffaddf22cbd0')
+  })
+
+  it('should correctly hash an empty string', () => {
+    const input = new TextEncoder().encode('')
+
+    const hash = Array.from(MD5(input), (byte) =>
+      byte.toString(16).padStart(2, '0')
+    ).join('')
+
+    expect(hash).toBe('d41d8cd98f00b204e9800998ecf8427e')
+  })
+})