diff options
Diffstat (limited to 'unittests/Bitcode/BitstreamReaderTest.cpp')
-rw-r--r-- | unittests/Bitcode/BitstreamReaderTest.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/unittests/Bitcode/BitstreamReaderTest.cpp b/unittests/Bitcode/BitstreamReaderTest.cpp new file mode 100644 index 0000000..b11d7fd --- /dev/null +++ b/unittests/Bitcode/BitstreamReaderTest.cpp @@ -0,0 +1,56 @@ +//===- BitstreamReaderTest.cpp - Tests for BitstreamReader ----------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#include "llvm/Bitcode/BitstreamReader.h" +#include "gtest/gtest.h" + +using namespace llvm; + +namespace { + +TEST(BitstreamReaderTest, AtEndOfStream) { + uint8_t Bytes[4] = { + 0x00, 0x01, 0x02, 0x03 + }; + BitstreamReader Reader(std::begin(Bytes), std::end(Bytes)); + BitstreamCursor Cursor(Reader); + + EXPECT_FALSE(Cursor.AtEndOfStream()); + (void)Cursor.Read(8); + EXPECT_FALSE(Cursor.AtEndOfStream()); + (void)Cursor.Read(24); + EXPECT_TRUE(Cursor.AtEndOfStream()); + + Cursor.JumpToBit(0); + EXPECT_FALSE(Cursor.AtEndOfStream()); + + Cursor.JumpToBit(32); + EXPECT_TRUE(Cursor.AtEndOfStream()); +} + +TEST(BitstreamReaderTest, AtEndOfStreamJump) { + uint8_t Bytes[4] = { + 0x00, 0x01, 0x02, 0x03 + }; + BitstreamReader Reader(std::begin(Bytes), std::end(Bytes)); + BitstreamCursor Cursor(Reader); + + Cursor.JumpToBit(32); + EXPECT_TRUE(Cursor.AtEndOfStream()); +} + +TEST(BitstreamReaderTest, AtEndOfStreamEmpty) { + uint8_t Dummy = 0xFF; + BitstreamReader Reader(&Dummy, &Dummy); + BitstreamCursor Cursor(Reader); + + EXPECT_TRUE(Cursor.AtEndOfStream()); +} + +} // end anonymous namespace |