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Diffstat (limited to 'unittests/Utility/StreamTest.cpp')
| -rw-r--r-- | unittests/Utility/StreamTest.cpp | 604 |
1 files changed, 0 insertions, 604 deletions
diff --git a/unittests/Utility/StreamTest.cpp b/unittests/Utility/StreamTest.cpp deleted file mode 100644 index 0fdee0969c0e..000000000000 --- a/unittests/Utility/StreamTest.cpp +++ /dev/null @@ -1,604 +0,0 @@ -//===-- StreamTest.cpp ------------------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "lldb/Utility/StreamString.h" -#include "gtest/gtest.h" - -using namespace lldb_private; - -namespace { -struct StreamTest : ::testing::Test { - // Note: Stream is an abstract class, so we use StreamString to test it. To - // make it easier to change this later, only methods in this class explicitly - // refer to the StringStream class. - StreamString s; - // We return here a std::string because that way gtest can print better - // assertion messages. - std::string TakeValue() { - std::string result = s.GetString().str(); - s.Clear(); - return result; - } -}; -} - -namespace { -// A StreamTest where we expect the Stream output to be binary. -struct BinaryStreamTest : StreamTest { - void SetUp() override { - s.GetFlags().Set(Stream::eBinary); - } -}; -} - -TEST_F(StreamTest, ChangingByteOrder) { - s.SetByteOrder(lldb::eByteOrderPDP); - EXPECT_EQ(lldb::eByteOrderPDP, s.GetByteOrder()); -} - -TEST_F(StreamTest, PutChar) { - s.PutChar('a'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("a", TakeValue()); - - s.PutChar('1'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("1", TakeValue()); -} - -TEST_F(StreamTest, PutCharWhitespace) { - s.PutChar(' '); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(" ", TakeValue()); - - s.PutChar('\n'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("\n", TakeValue()); - - s.PutChar('\r'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("\r", TakeValue()); - - s.PutChar('\t'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("\t", TakeValue()); -} - -TEST_F(StreamTest, PutCString) { - s.PutCString(""); - EXPECT_EQ(0U, s.GetWrittenBytes()); - EXPECT_EQ("", TakeValue()); - - s.PutCString("foobar"); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ("foobar", TakeValue()); - - s.PutCString(" "); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(" ", TakeValue()); -} - -TEST_F(StreamTest, PutCStringWithStringRef) { - s.PutCString(llvm::StringRef("")); - EXPECT_EQ(0U, s.GetWrittenBytes()); - EXPECT_EQ("", TakeValue()); - - s.PutCString(llvm::StringRef("foobar")); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ("foobar", TakeValue()); - - s.PutCString(llvm::StringRef(" ")); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(" ", TakeValue()); -} - -TEST_F(StreamTest, QuotedCString) { - s.QuotedCString("foo"); - EXPECT_EQ(5U, s.GetWrittenBytes()); - EXPECT_EQ(R"("foo")", TakeValue()); - - s.QuotedCString("ba r"); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ(R"("ba r")", TakeValue()); - - s.QuotedCString(" "); - EXPECT_EQ(3U, s.GetWrittenBytes()); - EXPECT_EQ(R"(" ")", TakeValue()); -} - -TEST_F(StreamTest, PutCharNull) { - s.PutChar('\0'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\0", 1), TakeValue()); - - s.PutChar('a'); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("a", 1), TakeValue()); -} - -TEST_F(StreamTest, PutCStringAsRawHex8) { - s.PutCStringAsRawHex8(""); - EXPECT_EQ(0U, s.GetWrittenBytes()); - EXPECT_EQ("", TakeValue()); - - s.PutCStringAsRawHex8("foobar"); - EXPECT_EQ(12U, s.GetWrittenBytes()); - EXPECT_EQ("666f6f626172", TakeValue()); - - s.PutCStringAsRawHex8(" "); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("20", TakeValue()); -} - -TEST_F(StreamTest, PutHex8) { - s.PutHex8((uint8_t)55); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("37", TakeValue()); - - s.PutHex8(std::numeric_limits<uint8_t>::max()); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("ff", TakeValue()); - - s.PutHex8((uint8_t)0); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("00", TakeValue()); -} - -TEST_F(StreamTest, PutNHex8) { - s.PutNHex8(0, (uint8_t)55); - EXPECT_EQ(0U, s.GetWrittenBytes()); - EXPECT_EQ("", TakeValue()); - - s.PutNHex8(1, (uint8_t)55); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("37", TakeValue()); - - s.PutNHex8(2, (uint8_t)55); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("3737", TakeValue()); - - s.PutNHex8(1, (uint8_t)56); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("38", TakeValue()); -} - -TEST_F(StreamTest, PutHex16ByteOrderLittle) { - s.PutHex16(0x1234U, lldb::eByteOrderLittle); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("3412", TakeValue()); - - s.PutHex16(std::numeric_limits<uint16_t>::max(), lldb::eByteOrderLittle); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("ffff", TakeValue()); - - s.PutHex16(0U, lldb::eByteOrderLittle); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("0000", TakeValue()); -} - -TEST_F(StreamTest, PutHex16ByteOrderBig) { - s.PutHex16(0x1234U, lldb::eByteOrderBig); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("1234", TakeValue()); - - s.PutHex16(std::numeric_limits<uint16_t>::max(), lldb::eByteOrderBig); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("ffff", TakeValue()); - - s.PutHex16(0U, lldb::eByteOrderBig); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("0000", TakeValue()); -} - -TEST_F(StreamTest, PutHex32ByteOrderLittle) { - s.PutHex32(0x12345678U, lldb::eByteOrderLittle); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("78563412", TakeValue()); - - s.PutHex32(std::numeric_limits<uint32_t>::max(), lldb::eByteOrderLittle); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("ffffffff", TakeValue()); - - s.PutHex32(0U, lldb::eByteOrderLittle); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("00000000", TakeValue()); -} - -TEST_F(StreamTest, PutHex32ByteOrderBig) { - s.PutHex32(0x12345678U, lldb::eByteOrderBig); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("12345678", TakeValue()); - - s.PutHex32(std::numeric_limits<uint32_t>::max(), lldb::eByteOrderBig); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("ffffffff", TakeValue()); - - s.PutHex32(0U, lldb::eByteOrderBig); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("00000000", TakeValue()); -} - -TEST_F(StreamTest, PutHex64ByteOrderLittle) { - s.PutHex64(0x1234567890ABCDEFU, lldb::eByteOrderLittle); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("efcdab9078563412", TakeValue()); - - s.PutHex64(std::numeric_limits<uint64_t>::max(), lldb::eByteOrderLittle); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("ffffffffffffffff", TakeValue()); - - s.PutHex64(0U, lldb::eByteOrderLittle); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("0000000000000000", TakeValue()); -} - -TEST_F(StreamTest, PutHex64ByteOrderBig) { - s.PutHex64(0x1234567890ABCDEFU, lldb::eByteOrderBig); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("1234567890abcdef", TakeValue()); - - s.PutHex64(std::numeric_limits<uint64_t>::max(), lldb::eByteOrderBig); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("ffffffffffffffff", TakeValue()); - - s.PutHex64(0U, lldb::eByteOrderBig); - EXPECT_EQ(16U, s.GetWrittenBytes()); - EXPECT_EQ("0000000000000000", TakeValue()); -} - -TEST_F(StreamTest, PutMaxHex64ByteOrderBig) { - std::size_t bytes; - bytes = s.PutMaxHex64(0x12U, 1, lldb::eByteOrderBig); - EXPECT_EQ(2U, bytes); - bytes = s.PutMaxHex64(0x1234U, 2, lldb::eByteOrderBig); - EXPECT_EQ(4U, bytes); - bytes = s.PutMaxHex64(0x12345678U, 4, lldb::eByteOrderBig); - EXPECT_EQ(8U, bytes); - bytes = s.PutMaxHex64(0x1234567890ABCDEFU, 8, lldb::eByteOrderBig); - EXPECT_EQ(16U, bytes); - EXPECT_EQ(30U, s.GetWrittenBytes()); - EXPECT_EQ("121234123456781234567890abcdef", TakeValue()); -} - -TEST_F(StreamTest, PutMaxHex64ByteOrderLittle) { - std::size_t bytes; - bytes = s.PutMaxHex64(0x12U, 1, lldb::eByteOrderLittle); - EXPECT_EQ(2U, bytes); - bytes = s.PutMaxHex64(0x1234U, 2, lldb::eByteOrderLittle); - EXPECT_EQ(4U, bytes); - bytes = s.PutMaxHex64(0x12345678U, 4, lldb::eByteOrderLittle); - EXPECT_EQ(8U, bytes); - bytes = s.PutMaxHex64(0x1234567890ABCDEFU, 8, lldb::eByteOrderLittle); - EXPECT_EQ(16U, bytes); - EXPECT_EQ(30U, s.GetWrittenBytes()); - EXPECT_EQ("12341278563412efcdab9078563412", TakeValue()); -} - -//------------------------------------------------------------------------------ -// Shift operator tests. -//------------------------------------------------------------------------------ - -TEST_F(StreamTest, ShiftOperatorChars) { - s << 'a' << 'b'; - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("ab", TakeValue()); -} - -TEST_F(StreamTest, ShiftOperatorStrings) { - s << "cstring\n"; - EXPECT_EQ(8U, s.GetWrittenBytes()); - s << llvm::StringRef("llvm::StringRef\n"); - EXPECT_EQ(24U, s.GetWrittenBytes()); - EXPECT_EQ("cstring\nllvm::StringRef\n", TakeValue()); -} - -TEST_F(StreamTest, ShiftOperatorInts) { - s << std::numeric_limits<int8_t>::max() << " "; - s << std::numeric_limits<int16_t>::max() << " "; - s << std::numeric_limits<int32_t>::max() << " "; - s << std::numeric_limits<int64_t>::max(); - EXPECT_EQ(40U, s.GetWrittenBytes()); - EXPECT_EQ("127 32767 2147483647 9223372036854775807", TakeValue()); -} - -TEST_F(StreamTest, ShiftOperatorUInts) { - s << std::numeric_limits<uint8_t>::max() << " "; - s << std::numeric_limits<uint16_t>::max() << " "; - s << std::numeric_limits<uint32_t>::max() << " "; - s << std::numeric_limits<uint64_t>::max(); - EXPECT_EQ(33U, s.GetWrittenBytes()); - EXPECT_EQ("ff ffff ffffffff ffffffffffffffff", TakeValue()); -} - -TEST_F(StreamTest, ShiftOperatorPtr) { - // This test is a bit tricky because pretty much everything related to - // pointer printing seems to lead to UB or IB. So let's make the most basic - // test that just checks that we print *something*. This way we at least know - // that pointer printing doesn't do really bad things (e.g. crashing, reading - // OOB/uninitialized memory which the sanitizers would spot). - - // Shift our own pointer to the output. - int i = 3; - int *ptr = &i; - s << ptr; - - EXPECT_NE(0U, s.GetWrittenBytes()); - EXPECT_TRUE(!TakeValue().empty()); -} - -TEST_F(StreamTest, PutPtr) { - // See the ShiftOperatorPtr test for the rationale. - int i = 3; - int *ptr = &i; - s.PutPointer(ptr); - - EXPECT_NE(0U, s.GetWrittenBytes()); - EXPECT_TRUE(!TakeValue().empty()); -} - -// Alias to make it more clear that 'invalid' means for the Stream interface -// that it should use the host byte order. -const static auto hostByteOrder = lldb::eByteOrderInvalid; - -//------------------------------------------------------------------------------ -// PutRawBytes/PutBytesAsRawHex tests. -//------------------------------------------------------------------------------ - -TEST_F(StreamTest, PutBytesAsRawHex8ToBigEndian) { - uint32_t value = 0x12345678; - s.PutBytesAsRawHex8(static_cast<void*>(&value), sizeof(value), - hostByteOrder, lldb::eByteOrderBig); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("78563412", TakeValue()); -} - -TEST_F(StreamTest, PutRawBytesToBigEndian) { - uint32_t value = 0x12345678; - s.PutRawBytes(static_cast<void*>(&value), sizeof(value), - hostByteOrder, lldb::eByteOrderBig); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("\x78\x56\x34\x12", TakeValue()); -} - -TEST_F(StreamTest, PutBytesAsRawHex8ToLittleEndian) { - uint32_t value = 0x12345678; - s.PutBytesAsRawHex8(static_cast<void*>(&value), sizeof(value), - hostByteOrder, lldb::eByteOrderLittle); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("12345678", TakeValue()); -} - -TEST_F(StreamTest, PutRawBytesToLittleEndian) { - uint32_t value = 0x12345678; - s.PutRawBytes(static_cast<void*>(&value), sizeof(value), - hostByteOrder, lldb::eByteOrderLittle); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("\x12\x34\x56\x78", TakeValue()); -} - -TEST_F(StreamTest, PutBytesAsRawHex8ToMixedEndian) { - uint32_t value = 0x12345678; - s.PutBytesAsRawHex8(static_cast<void*>(&value), sizeof(value), - hostByteOrder, lldb::eByteOrderPDP); - - // FIXME: PDP byte order is not actually implemented but Stream just silently - // prints the value in some random byte order... -#if 0 - EXPECT_EQ("34127856", TakeValue()); -#endif -} - -TEST_F(StreamTest, PutRawBytesToMixedEndian) { - uint32_t value = 0x12345678; - s.PutRawBytes(static_cast<void*>(&value), sizeof(value), - lldb::eByteOrderInvalid, lldb::eByteOrderPDP); - - // FIXME: PDP byte order is not actually implemented but Stream just silently - // prints the value in some random byte order... -#if 0 - EXPECT_EQ("\x34\x12\x78\x56", TakeValue()); -#endif -} - -//------------------------------------------------------------------------------ -// ULEB128 support for binary streams. -//------------------------------------------------------------------------------ - -TEST_F(BinaryStreamTest, PutULEB128OneByte) { - auto bytes = s.PutULEB128(0x74ULL); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("\x74", TakeValue()); - EXPECT_EQ(1U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128TwoBytes) { - auto bytes = s.PutULEB128(0x1985ULL); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("\x85\x33", TakeValue()); - EXPECT_EQ(2U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128ThreeBytes) { - auto bytes = s.PutULEB128(0x5023ULL); - EXPECT_EQ(3U, s.GetWrittenBytes()); - EXPECT_EQ("\xA3\xA0\x1", TakeValue()); - EXPECT_EQ(3U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128FourBytes) { - auto bytes = s.PutULEB128(0xA48032ULL); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("\xB2\x80\x92\x5", TakeValue()); - EXPECT_EQ(4U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128FiveBytes) { - auto bytes = s.PutULEB128(0x12345678ULL); - EXPECT_EQ(5U, s.GetWrittenBytes()); - EXPECT_EQ("\xF8\xAC\xD1\x91\x1", TakeValue()); - EXPECT_EQ(5U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128SixBytes) { - auto bytes = s.PutULEB128(0xABFE3FAFDFULL); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\x15", TakeValue()); - EXPECT_EQ(6U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128SevenBytes) { - auto bytes = s.PutULEB128(0xDABFE3FAFDFULL); - EXPECT_EQ(7U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\x3", TakeValue()); - EXPECT_EQ(7U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128EightBytes) { - auto bytes = s.PutULEB128(0x7CDABFE3FAFDFULL); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\xF3\x3", TakeValue()); - EXPECT_EQ(8U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128NineBytes) { - auto bytes = s.PutULEB128(0x327CDABFE3FAFDFULL); - EXPECT_EQ(9U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\xF3\x93\x3", TakeValue()); - EXPECT_EQ(9U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128MaxValue) { - auto bytes = s.PutULEB128(std::numeric_limits<uint64_t>::max()); - EXPECT_EQ(10U, s.GetWrittenBytes()); - EXPECT_EQ("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x1", TakeValue()); - EXPECT_EQ(10U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128Zero) { - auto bytes = s.PutULEB128(0x0U); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\0", 1), TakeValue()); - EXPECT_EQ(1U, bytes); -} - -TEST_F(BinaryStreamTest, PutULEB128One) { - auto bytes = s.PutULEB128(0x1U); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ("\x1", TakeValue()); - EXPECT_EQ(1U, bytes); -} - -//------------------------------------------------------------------------------ -// SLEB128 support for binary streams. -//------------------------------------------------------------------------------ - -TEST_F(BinaryStreamTest, PutSLEB128OneByte) { - auto bytes = s.PutSLEB128(0x74LL); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\xF4\0", 2), TakeValue()); - EXPECT_EQ(2U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128TwoBytes) { - auto bytes = s.PutSLEB128(0x1985LL); - EXPECT_EQ(2U, s.GetWrittenBytes()); - EXPECT_EQ("\x85\x33", TakeValue()); - EXPECT_EQ(2U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128ThreeBytes) { - auto bytes = s.PutSLEB128(0x5023LL); - EXPECT_EQ(3U, s.GetWrittenBytes()); - EXPECT_EQ("\xA3\xA0\x1", TakeValue()); - EXPECT_EQ(3U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128FourBytes) { - auto bytes = s.PutSLEB128(0xA48032LL); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("\xB2\x80\x92\x5", TakeValue()); - EXPECT_EQ(4U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128FiveBytes) { - auto bytes = s.PutSLEB128(0x12345678LL); - EXPECT_EQ(5U, s.GetWrittenBytes()); - EXPECT_EQ("\xF8\xAC\xD1\x91\x1", TakeValue()); - EXPECT_EQ(5U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128SixBytes) { - auto bytes = s.PutSLEB128(0xABFE3FAFDFLL); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\x15", TakeValue()); - EXPECT_EQ(6U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128SevenBytes) { - auto bytes = s.PutSLEB128(0xDABFE3FAFDFLL); - EXPECT_EQ(7U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\x3", TakeValue()); - EXPECT_EQ(7U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128EightBytes) { - auto bytes = s.PutSLEB128(0x7CDABFE3FAFDFLL); - EXPECT_EQ(8U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\xF3\x3", TakeValue()); - EXPECT_EQ(8U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128NineBytes) { - auto bytes = s.PutSLEB128(0x327CDABFE3FAFDFLL); - EXPECT_EQ(9U, s.GetWrittenBytes()); - EXPECT_EQ("\xDF\xDF\xFE\xF1\xBF\xB5\xF3\x93\x3", TakeValue()); - EXPECT_EQ(9U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128MaxValue) { - auto bytes = s.PutSLEB128(std::numeric_limits<int64_t>::max()); - EXPECT_EQ(10U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\0", 10), TakeValue()); - EXPECT_EQ(10U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128Zero) { - auto bytes = s.PutSLEB128(0x0); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\0", 1), TakeValue()); - EXPECT_EQ(1U, bytes); -} - -TEST_F(BinaryStreamTest, PutSLEB128One) { - auto bytes = s.PutSLEB128(0x1); - EXPECT_EQ(1U, s.GetWrittenBytes()); - EXPECT_EQ(std::string("\x1", 1), TakeValue()); - EXPECT_EQ(1U, bytes); -} - -//------------------------------------------------------------------------------ -// SLEB128/ULEB128 support for non-binary streams. -//------------------------------------------------------------------------------ - -// The logic for this is very simple, so it should be enough to test some basic -// use cases. - -TEST_F(StreamTest, PutULEB128) { - auto bytes = s.PutULEB128(0x74ULL); - EXPECT_EQ(4U, s.GetWrittenBytes()); - EXPECT_EQ("0x74", TakeValue()); - EXPECT_EQ(4U, bytes); -} - -TEST_F(StreamTest, PutSLEB128) { - auto bytes = s.PutSLEB128(0x1985LL); - EXPECT_EQ(6U, s.GetWrittenBytes()); - EXPECT_EQ("0x6533", TakeValue()); - EXPECT_EQ(6U, bytes); -} |