From f7306f224e7f85c2690256636613422c4a7b8230 Mon Sep 17 00:00:00 2001
From: Eric Christopher <echristo@gmail.com>
Date: Fri, 24 May 2013 23:08:17 +0000
Subject: ArrayRef-ize MD5 and clean up a few variable names. Add a stringize
 method to make dumping a bit easier, and add a testcase exercising a few
 different paths.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182692 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/Support/MD5Test.cpp | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 unittests/Support/MD5Test.cpp

(limited to 'unittests')

diff --git a/unittests/Support/MD5Test.cpp b/unittests/Support/MD5Test.cpp
new file mode 100644
index 0000000000..159ae3e463
--- /dev/null
+++ b/unittests/Support/MD5Test.cpp
@@ -0,0 +1,42 @@
+//===- llvm/unittest/Support/MD5Test.cpp - MD5 tests ----------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements unit tests for the MD5 functions.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/SmallString.h"
+#include "llvm/Support/MD5.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+
+namespace {
+void TestMD5Sum(ArrayRef<unsigned char> Input, StringRef Final) {
+  MD5 Hash;
+  Hash.update(Input);
+  MD5::MD5Result MD5Res;
+  Hash.final(MD5Res);
+  SmallString<32> Res;
+  MD5::stringifyResult(MD5Res, Res);
+  EXPECT_EQ(Res, Final);
+}
+
+TEST(MD5Test, MD5) {
+  TestMD5Sum(ArrayRef<unsigned char>((const unsigned char *)"", (size_t) 0),
+             "d41d8cd98f00b204e9800998ecf8427e");
+  TestMD5Sum(ArrayRef<unsigned char>((const unsigned char *)"a", (size_t) 1),
+             "0cc175b9c0f1b6a831c399e269772661");
+  TestMD5Sum(ArrayRef<unsigned char>(
+                 (const unsigned char *)"abcdefghijklmnopqrstuvwxyz",
+                 (size_t) 26),
+             "c3fcd3d76192e4007dfb496cca67e13b");
+}
+}
-- 
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