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-rw-r--r--llvm/unittests/DebugInfo/PDB/MappedBlockStreamTest.cpp174
1 files changed, 99 insertions, 75 deletions
diff --git a/llvm/unittests/DebugInfo/PDB/MappedBlockStreamTest.cpp b/llvm/unittests/DebugInfo/PDB/MappedBlockStreamTest.cpp
index 9be98457a78..f1bf031e019 100644
--- a/llvm/unittests/DebugInfo/PDB/MappedBlockStreamTest.cpp
+++ b/llvm/unittests/DebugInfo/PDB/MappedBlockStreamTest.cpp
@@ -11,9 +11,8 @@
#include "llvm/DebugInfo/Msf/ByteStream.h"
#include "llvm/DebugInfo/Msf/IMsfFile.h"
-#include "llvm/DebugInfo/Msf/IMsfStreamData.h"
-#include "llvm/DebugInfo/Msf/IndexedStreamData.h"
#include "llvm/DebugInfo/Msf/MappedBlockStream.h"
+#include "llvm/DebugInfo/Msf/MsfStreamLayout.h"
#include "llvm/DebugInfo/Msf/StreamReader.h"
#include "llvm/DebugInfo/Msf/StreamRef.h"
#include "llvm/DebugInfo/Msf/StreamWriter.h"
@@ -66,19 +65,15 @@ private:
MutableArrayRef<uint8_t> Data;
};
-class MappedBlockStreamImpl : public MappedBlockStream {
-public:
- MappedBlockStreamImpl(std::unique_ptr<IMsfStreamData> Data,
- const IMsfFile &File)
- : MappedBlockStream(std::move(Data), File) {}
-};
-
// Tests that a read which is entirely contained within a single block works
// and does not allocate.
TEST(MappedBlockStreamTest, ReadBeyondEndOfStreamRef) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+
+ StreamReader R(*S);
StreamRef SR;
EXPECT_NO_ERROR(R.readStreamRef(SR, 0U));
ArrayRef<uint8_t> Buffer;
@@ -91,12 +86,14 @@ TEST(MappedBlockStreamTest, ReadBeyondEndOfStreamRef) {
// does not fail due to the length of the output buffer.
TEST(MappedBlockStreamTest, ReadOntoNonEmptyBuffer) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str = "ZYXWVUTSRQPONMLKJIHGFEDCBA";
EXPECT_NO_ERROR(R.readFixedString(Str, 1));
EXPECT_EQ(Str, StringRef("A"));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Tests that a read which crosses a block boundary, but where the subsequent
@@ -104,17 +101,19 @@ TEST(MappedBlockStreamTest, ReadOntoNonEmptyBuffer) {
// not allocate memory.
TEST(MappedBlockStreamTest, ZeroCopyReadContiguousBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
EXPECT_NO_ERROR(R.readFixedString(Str, 2));
EXPECT_EQ(Str, StringRef("AB"));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
R.setOffset(6);
EXPECT_NO_ERROR(R.readFixedString(Str, 4));
EXPECT_EQ(Str, StringRef("GHIJ"));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Tests that a read which crosses a block boundary and cannot be referenced
@@ -122,62 +121,72 @@ TEST(MappedBlockStreamTest, ZeroCopyReadContiguousBreak) {
// requested.
TEST(MappedBlockStreamTest, CopyReadNonContiguousBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
EXPECT_NO_ERROR(R.readFixedString(Str, 10));
EXPECT_EQ(Str, StringRef("ABCDEFGHIJ"));
- EXPECT_EQ(10U, S.getNumBytesCopied());
+ EXPECT_EQ(10U, S->getNumBytesCopied());
}
// Test that an out of bounds read which doesn't cross a block boundary
// fails and allocates no memory.
TEST(MappedBlockStreamTest, InvalidReadSizeNoBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
R.setOffset(10);
EXPECT_ERROR(R.readFixedString(Str, 1));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Test that an out of bounds read which crosses a contiguous block boundary
// fails and allocates no memory.
TEST(MappedBlockStreamTest, InvalidReadSizeContiguousBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
R.setOffset(6);
EXPECT_ERROR(R.readFixedString(Str, 5));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Test that an out of bounds read which crosses a discontiguous block
// boundary fails and allocates no memory.
TEST(MappedBlockStreamTest, InvalidReadSizeNonContiguousBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
EXPECT_ERROR(R.readFixedString(Str, 11));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Tests that a read which is entirely contained within a single block but
// beyond the end of a StreamRef fails.
TEST(MappedBlockStreamTest, ZeroCopyReadNoBreak) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str;
EXPECT_NO_ERROR(R.readFixedString(Str, 1));
EXPECT_EQ(Str, StringRef("A"));
- EXPECT_EQ(0U, S.getNumBytesCopied());
+ EXPECT_EQ(0U, S->getNumBytesCopied());
}
// Tests that a read which is not aligned on the same boundary as a previous
@@ -185,19 +194,21 @@ TEST(MappedBlockStreamTest, ZeroCopyReadNoBreak) {
// previous allocation.
TEST(MappedBlockStreamTest, UnalignedOverlappingRead) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str1;
StringRef Str2;
EXPECT_NO_ERROR(R.readFixedString(Str1, 7));
EXPECT_EQ(Str1, StringRef("ABCDEFG"));
- EXPECT_EQ(7U, S.getNumBytesCopied());
+ EXPECT_EQ(7U, S->getNumBytesCopied());
R.setOffset(2);
EXPECT_NO_ERROR(R.readFixedString(Str2, 3));
EXPECT_EQ(Str2, StringRef("CDE"));
EXPECT_EQ(Str1.data() + 2, Str2.data());
- EXPECT_EQ(7U, S.getNumBytesCopied());
+ EXPECT_EQ(7U, S->getNumBytesCopied());
}
// Tests that a read which is not aligned on the same boundary as a previous
@@ -205,18 +216,20 @@ TEST(MappedBlockStreamTest, UnalignedOverlappingRead) {
// still works correctly and allocates again from the shared pool.
TEST(MappedBlockStreamTest, UnalignedOverlappingReadFail) {
DiscontiguousFile F(BlocksAry, DataAry);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
- StreamReader R(S);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
+ StreamReader R(*S);
StringRef Str1;
StringRef Str2;
EXPECT_NO_ERROR(R.readFixedString(Str1, 6));
EXPECT_EQ(Str1, StringRef("ABCDEF"));
- EXPECT_EQ(6U, S.getNumBytesCopied());
+ EXPECT_EQ(6U, S->getNumBytesCopied());
R.setOffset(4);
EXPECT_NO_ERROR(R.readFixedString(Str2, 4));
EXPECT_EQ(Str2, StringRef("EFGH"));
- EXPECT_EQ(10U, S.getNumBytesCopied());
+ EXPECT_EQ(10U, S->getNumBytesCopied());
}
TEST(MappedBlockStreamTest, WriteBeyondEndOfStream) {
@@ -228,40 +241,44 @@ TEST(MappedBlockStreamTest, WriteBeyondEndOfStream) {
"LargeBuffer is not big enough");
DiscontiguousFile F(BlocksAry, Data);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
ArrayRef<uint8_t> Buffer;
- EXPECT_ERROR(S.writeBytes(0, ArrayRef<uint8_t>(LargeBuffer)));
- EXPECT_NO_ERROR(S.writeBytes(0, ArrayRef<uint8_t>(SmallBuffer)));
- EXPECT_NO_ERROR(S.writeBytes(7, ArrayRef<uint8_t>(SmallBuffer)));
- EXPECT_ERROR(S.writeBytes(8, ArrayRef<uint8_t>(SmallBuffer)));
+ EXPECT_ERROR(S->writeBytes(0, ArrayRef<uint8_t>(LargeBuffer)));
+ EXPECT_NO_ERROR(S->writeBytes(0, ArrayRef<uint8_t>(SmallBuffer)));
+ EXPECT_NO_ERROR(S->writeBytes(7, ArrayRef<uint8_t>(SmallBuffer)));
+ EXPECT_ERROR(S->writeBytes(8, ArrayRef<uint8_t>(SmallBuffer)));
}
TEST(MappedBlockStreamTest, TestWriteBytesNoBreakBoundary) {
static uint8_t Data[] = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J'};
DiscontiguousFile F(BlocksAry, Data);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
ArrayRef<uint8_t> Buffer;
- EXPECT_NO_ERROR(S.readBytes(0, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(0, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('A'));
- EXPECT_NO_ERROR(S.readBytes(9, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(9, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('J'));
- EXPECT_NO_ERROR(S.writeBytes(0, ArrayRef<uint8_t>('J')));
- EXPECT_NO_ERROR(S.writeBytes(9, ArrayRef<uint8_t>('A')));
+ EXPECT_NO_ERROR(S->writeBytes(0, ArrayRef<uint8_t>('J')));
+ EXPECT_NO_ERROR(S->writeBytes(9, ArrayRef<uint8_t>('A')));
- EXPECT_NO_ERROR(S.readBytes(0, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(0, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('J'));
- EXPECT_NO_ERROR(S.readBytes(9, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(9, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('A'));
- EXPECT_NO_ERROR(S.writeBytes(0, ArrayRef<uint8_t>('A')));
- EXPECT_NO_ERROR(S.writeBytes(9, ArrayRef<uint8_t>('J')));
+ EXPECT_NO_ERROR(S->writeBytes(0, ArrayRef<uint8_t>('A')));
+ EXPECT_NO_ERROR(S->writeBytes(9, ArrayRef<uint8_t>('J')));
- EXPECT_NO_ERROR(S.readBytes(0, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(0, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('A'));
- EXPECT_NO_ERROR(S.readBytes(9, 1, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(9, 1, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>('J'));
}
@@ -272,15 +289,17 @@ TEST(MappedBlockStreamTest, TestWriteBytesBreakBoundary) {
'T', 'G', '.', '0', '0'};
DiscontiguousFile F(BlocksAry, Data);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
ArrayRef<uint8_t> Buffer;
- EXPECT_NO_ERROR(S.writeBytes(0, TestData));
+ EXPECT_NO_ERROR(S->writeBytes(0, TestData));
// First just compare the memory, then compare the result of reading the
// string out.
EXPECT_EQ(ArrayRef<uint8_t>(Data), ArrayRef<uint8_t>(Expected));
- EXPECT_NO_ERROR(S.readBytes(0, 8, Buffer));
+ EXPECT_NO_ERROR(S->readBytes(0, 8, Buffer));
EXPECT_EQ(Buffer, ArrayRef<uint8_t>(TestData));
}
@@ -290,7 +309,9 @@ TEST(MappedBlockStreamTest, TestWriteThenRead) {
const uint32_t Blocks[] = {2, 1, 0, 6, 3, 4, 5, 7, 9, 8};
DiscontiguousFile F(Blocks, Data);
- MappedBlockStreamImpl S(llvm::make_unique<IndexedStreamData>(0, F), F);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &S = *ExpectedS;
enum class MyEnum : uint32_t { Val1 = 2908234, Val2 = 120891234 };
using support::ulittle32_t;
@@ -309,8 +330,8 @@ TEST(MappedBlockStreamTest, TestWriteThenRead) {
uint32_t intArr1[] = {890723408, 29082234};
ArrayRef<uint32_t> intArray[] = {intArr0, intArr1};
- StreamReader Reader(S);
- StreamWriter Writer(S);
+ StreamReader Reader(*S);
+ StreamWriter Writer(*S);
EXPECT_NO_ERROR(Writer.writeInteger(u16[0]));
EXPECT_NO_ERROR(Reader.readInteger(u16[1]));
EXPECT_EQ(u16[0], u16[1]);
@@ -381,8 +402,9 @@ TEST(MappedBlockStreamTest, TestWriteContiguousStreamRef) {
MutableArrayRef<uint8_t> SrcData(SrcDataBytes);
DiscontiguousFile F(DestBlocks, DestData);
- MappedBlockStreamImpl DestStream(llvm::make_unique<IndexedStreamData>(0, F),
- F);
+ auto ExpectedS = MappedBlockStream::createIndexedStream(0, F);
+ EXPECT_EXPECTED(ExpectedS);
+ auto &DestStream = *ExpectedS;
// First write "Test Str" into the source stream.
ByteStream<true> SourceStream(SrcData);
@@ -392,14 +414,14 @@ TEST(MappedBlockStreamTest, TestWriteContiguousStreamRef) {
{'T', 'e', 's', 't', ' ', 'S', 't', 'r', 0, 0}));
// Then write the source stream into the dest stream.
- StreamWriter DestWriter(DestStream);
+ StreamWriter DestWriter(*DestStream);
EXPECT_NO_ERROR(DestWriter.writeStreamRef(SourceStream));
EXPECT_EQ(DestDataBytes, std::vector<uint8_t>(
{'s', 'e', 'T', ' ', 'S', 't', 't', 'r', 0, 0}));
// Then read the string back out of the dest stream.
StringRef Result;
- StreamReader DestReader(DestStream);
+ StreamReader DestReader(*DestStream);
EXPECT_NO_ERROR(DestReader.readZeroString(Result));
EXPECT_EQ(Result, "Test Str");
}
@@ -416,26 +438,28 @@ TEST(MappedBlockStreamTest, TestWriteDiscontiguousStreamRef) {
DiscontiguousFile DestFile(DestBlocks, DestData);
DiscontiguousFile SrcFile(SrcBlocks, SrcData);
- MappedBlockStreamImpl DestStream(
- llvm::make_unique<IndexedStreamData>(0, DestFile), DestFile);
- MappedBlockStreamImpl SrcStream(
- llvm::make_unique<IndexedStreamData>(0, SrcFile), SrcFile);
+ auto ExpectedDest = MappedBlockStream::createIndexedStream(0, DestFile);
+ auto ExpectedSrc = MappedBlockStream::createIndexedStream(0, SrcFile);
+ EXPECT_EXPECTED(ExpectedDest);
+ EXPECT_EXPECTED(ExpectedSrc);
+ auto &DestStream = *ExpectedDest;
+ auto &SrcStream = *ExpectedSrc;
// First write "Test Str" into the source stream.
- StreamWriter SourceWriter(SrcStream);
+ StreamWriter SourceWriter(*SrcStream);
EXPECT_NO_ERROR(SourceWriter.writeZeroString("Test Str"));
EXPECT_EQ(SrcDataBytes, std::vector<uint8_t>(
{'e', 'T', 't', 't', ' ', 'S', 's', 'r', 0, 0}));
// Then write the source stream into the dest stream.
- StreamWriter DestWriter(DestStream);
- EXPECT_NO_ERROR(DestWriter.writeStreamRef(SrcStream));
+ StreamWriter DestWriter(*DestStream);
+ EXPECT_NO_ERROR(DestWriter.writeStreamRef(*SrcStream));
EXPECT_EQ(DestDataBytes, std::vector<uint8_t>(
{'s', 'e', 'T', ' ', 'S', 't', 't', 'r', 0, 0}));
// Then read the string back out of the dest stream.
StringRef Result;
- StreamReader DestReader(DestStream);
+ StreamReader DestReader(*DestStream);
EXPECT_NO_ERROR(DestReader.readZeroString(Result));
EXPECT_EQ(Result, "Test Str");
}
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