From c9c9825c93791e0b1c0055e1d47ad2e6a703931e Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Fri, 19 Jul 2013 14:41:25 +0000
Subject: Add a unit test for checking that we respect the F_Binary flag.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186676 91177308-0d34-0410-b5e6-96231b3b80d8
---
 unittests/Support/Path.cpp | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'unittests')

diff --git a/unittests/Support/Path.cpp b/unittests/Support/Path.cpp
index 0bbaa2f..b6c1dd8 100644
--- a/unittests/Support/Path.cpp
+++ b/unittests/Support/Path.cpp
@@ -10,6 +10,7 @@
 #include "llvm/Support/Path.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/FileSystem.h"
+#include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/raw_ostream.h"
 #include "gtest/gtest.h"
 
@@ -356,6 +357,36 @@ TEST_F(FileSystemTest, Magic) {
   }
 }
 
+#ifdef LLVM_ON_WIN32
+TEST_F(FileSystemTest, CarriageReturn) {
+  SmallString<128> FilePathname(TestDirectory);
+  std::string ErrMsg;
+  path::append(FilePathname, "test");
+
+  {
+    raw_fd_ostream File(FilePathname.c_str(), ErrMsg);
+    EXPECT_EQ(ErrMsg, "");
+    File << '\n';
+  }
+  {
+    OwningPtr<MemoryBuffer> Buf;
+    MemoryBuffer::getFile(FilePathname, Buf);
+    EXPECT_EQ(Buf->getBuffer(), "\r\n");
+  }
+
+  {
+    raw_fd_ostream File(FilePathname.c_str(), ErrMsg, sys::fs::F_Binary);
+    EXPECT_EQ(ErrMsg, "");
+    File << '\n';
+  }
+  {
+    OwningPtr<MemoryBuffer> Buf;
+    MemoryBuffer::getFile(FilePathname, Buf);
+    EXPECT_EQ(Buf->getBuffer(), "\n");
+  }
+}
+#endif
+
 TEST_F(FileSystemTest, FileMapping) {
   // Create a temp file.
   int FileDescriptor;
-- 
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