implement tests

also fix MD5

src/commonTest/kotlin/com/infendro/hash/keccak/sha3/SHA3-384.kt

@@ -0,0 +1,38 @@
+package com.infendro.hash.keccak.sha3
+
+import kotlin.test.Test
+import kotlin.test.assertContentEquals
+import kotlin.test.assertEquals
+
+class `SHA3-384 Test` {
+    val function = `SHA3-384`
+
+    @Test
+    fun `bytes and block`() {
+        assertEquals(48, function.bytes)
+        assertEquals(384, function.bits)
+        assertEquals(104, function.block)
+    }
+
+    @Test
+    fun `empty bytearray`() {
+        val expected = ubyteArrayOf(
+            0x0cU, 0x63U, 0xa7U, 0x5bU,
+            0x84U, 0x5eU, 0x4fU, 0x7dU,
+            0x01U, 0x10U, 0x7dU, 0x85U,
+            0x2eU, 0x4cU, 0x24U, 0x85U,
+            0xc5U, 0x1aU, 0x50U, 0xaaU,
+            0xaaU, 0x94U, 0xfcU, 0x61U,
+            0x99U, 0x5eU, 0x71U, 0xbbU,
+            0xeeU, 0x98U, 0x3aU, 0x2aU,
+            0xc3U, 0x71U, 0x38U, 0x31U,
+            0x26U, 0x4aU, 0xdbU, 0x47U,
+            0xfbU, 0x6bU, 0xd1U, 0xe0U,
+            0x58U, 0xd5U, 0xf0U, 0x04U,
+        )
+        val actual = function.hash(
+            ubyteArrayOf()
+        )
+        assertContentEquals(expected, actual)
+    }
+}