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llvm-mirror/unittests/Bitcode/BitstreamWriterTest.cpp
Chandler Carruth 87b8e94f84 Re-sort #include lines for unittests. This uses a slightly modified
clang-format (https://reviews.llvm.org/D33932) to keep primary headers
at the top and handle new utility headers like 'gmock' consistently with
other utility headers.

No other change was made. I did no manual edits, all of this is
clang-format.

This should allow other changes to have more clear and focused diffs,
and is especially motivated by moving some headers into more focused
libraries.

llvm-svn: 304786
2017-06-06 11:06:56 +00:00

60 lines
1.4 KiB
C++

//===- BitstreamWriterTest.cpp - Tests for BitstreamWriter ----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Bitcode/BitstreamWriter.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(BitstreamWriterTest, emitBlob) {
SmallString<64> Buffer;
BitstreamWriter W(Buffer);
W.emitBlob("str", /* ShouldEmitSize */ false);
EXPECT_EQ(StringRef("str\0", 4), Buffer);
}
TEST(BitstreamWriterTest, emitBlobWithSize) {
SmallString<64> Buffer;
{
BitstreamWriter W(Buffer);
W.emitBlob("str");
}
SmallString<64> Expected;
{
BitstreamWriter W(Expected);
W.EmitVBR(3, 6);
W.FlushToWord();
W.Emit('s', 8);
W.Emit('t', 8);
W.Emit('r', 8);
W.Emit(0, 8);
}
EXPECT_EQ(StringRef(Expected), Buffer);
}
TEST(BitstreamWriterTest, emitBlobEmpty) {
SmallString<64> Buffer;
BitstreamWriter W(Buffer);
W.emitBlob("", /* ShouldEmitSize */ false);
EXPECT_EQ(StringRef(""), Buffer);
}
TEST(BitstreamWriterTest, emitBlob4ByteAligned) {
SmallString<64> Buffer;
BitstreamWriter W(Buffer);
W.emitBlob("str0", /* ShouldEmitSize */ false);
EXPECT_EQ(StringRef("str0"), Buffer);
}
} // end namespace