Fix template parameter pack handling in ThreadPool

[oota-llvm.git] / unittests / Support / raw_pwrite_stream_test.cpp

diff --git a/unittests/Support/raw_pwrite_stream_test.cpp b/unittests/Support/raw_pwrite_stream_test.cpp
index bcbb29b86bde55baff52a6314347108b44354668..a62f6bacb07035b57d2d91a165280bd04e5e5034 100644 (file)
--- a/unittests/Support/raw_pwrite_stream_test.cpp
+++ b/unittests/Support/raw_pwrite_stream_test.cpp
@@ -9,6 +9,7 @@
 
 #include "gtest/gtest.h"
 #include "llvm/ADT/SmallString.h"
+#include "llvm/Support/FileSystem.h"
 #include "llvm/Support/raw_ostream.h"
 
 using namespace llvm;
@@ -16,10 +17,48 @@ using namespace llvm;
 namespace {
 
 TEST(raw_pwrite_ostreamTest, TestSVector) {
-  SmallString<64> Buffer;
+  SmallVector<char, 0> Buffer;
   raw_svector_ostream OS(Buffer);
+  OS << "abcd";
   StringRef Test = "test";
   OS.pwrite(Test.data(), Test.size(), 0);
   EXPECT_EQ(Test, OS.str());
+
+#ifdef GTEST_HAS_DEATH_TEST
+#ifndef NDEBUG
+  EXPECT_DEATH(OS.pwrite("12345", 5, 0),
+               "We don't support extending the stream");
+#endif
+#endif
+}
+
+TEST(raw_pwrite_ostreamTest, TestFD) {
+  SmallString<64> Path;
+  int FD;
+  sys::fs::createTemporaryFile("foo", "bar", FD, Path);
+  raw_fd_ostream OS(FD, true);
+  OS << "abcd";
+  StringRef Test = "test";
+  OS.pwrite(Test.data(), Test.size(), 0);
+  OS.pwrite(Test.data(), Test.size(), 0);
+
+#ifdef GTEST_HAS_DEATH_TEST
+#ifndef NDEBUG
+  EXPECT_DEATH(OS.pwrite("12345", 5, 0),
+               "We don't support extending the stream");
+#endif
+#endif
+}
+
+#ifdef LLVM_ON_UNIX
+TEST(raw_pwrite_ostreamTest, TestDevNull) {
+  int FD;
+  sys::fs::openFileForWrite("/dev/null", FD, sys::fs::F_None);
+  raw_fd_ostream OS(FD, true);
+  OS << "abcd";
+  StringRef Test = "test";
+  OS.pwrite(Test.data(), Test.size(), 0);
+  OS.pwrite(Test.data(), Test.size(), 0);
 }
+#endif
 }