From 2ebdc3fd8466948a5f2083727eea145e3fb61e19 Mon Sep 17 00:00:00 2001
From: francisco souza <fsouza@users.noreply.github.com>
Date: Thu, 3 Jun 2021 10:04:50 -0400
Subject: [PATCH] internal/checksum: add some tests

---
 internal/checksum/checksum_test.go | 45 ++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/internal/checksum/checksum_test.go b/internal/checksum/checksum_test.go
index 16cbbbf77a..55410971ad 100644
--- a/internal/checksum/checksum_test.go
+++ b/internal/checksum/checksum_test.go
@@ -3,3 +3,48 @@
 // license that can be found in the LICENSE file.
 
 package checksum
+
+import (
+	"bytes"
+	"crypto/rand"
+	"encoding/base64"
+	"testing"
+)
+
+func TestEncodedCrc32cChecksum(t *testing.T) {
+	var data [32]byte
+	_, err := rand.Read(data[:])
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	encoded := EncodedCrc32cChecksum(data[:])
+	decoded, err := base64.StdEncoding.DecodeString(encoded)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expected := crc32cChecksum(data[:])
+	if !bytes.Equal(decoded, expected) {
+		t.Errorf("incorrect value after decoding\nwant %x, got  %x", expected, decoded)
+	}
+}
+
+func TestEncodedMd5Hash(t *testing.T) {
+	var data [32]byte
+	_, err := rand.Read(data[:])
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	encoded := EncodedMd5Hash(data[:])
+	decoded, err := base64.StdEncoding.DecodeString(encoded)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	expected := MD5Hash(data[:])
+	if !bytes.Equal(decoded, expected) {
+		t.Errorf("incorrect value after decoding\nwant %x, got  %x", expected, decoded)
+	}
+}