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-rw-r--r--gnu/llvm/unittests/Support/FileOutputBufferTest.cpp174
1 files changed, 0 insertions, 174 deletions
diff --git a/gnu/llvm/unittests/Support/FileOutputBufferTest.cpp b/gnu/llvm/unittests/Support/FileOutputBufferTest.cpp
deleted file mode 100644
index 554859587d4..00000000000
--- a/gnu/llvm/unittests/Support/FileOutputBufferTest.cpp
+++ /dev/null
@@ -1,174 +0,0 @@
-//===- llvm/unittest/Support/FileOutputBuffer.cpp - unit tests ------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Support/FileOutputBuffer.h"
-#include "llvm/Support/Errc.h"
-#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/FileSystem.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Support/Path.h"
-#include "llvm/Support/raw_ostream.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-using namespace llvm::sys;
-
-#define ASSERT_NO_ERROR(x) \
- if (std::error_code ASSERT_NO_ERROR_ec = x) { \
- SmallString<128> MessageStorage; \
- raw_svector_ostream Message(MessageStorage); \
- Message << #x ": did not return errc::success.\n" \
- << "error number: " << ASSERT_NO_ERROR_ec.value() << "\n" \
- << "error message: " << ASSERT_NO_ERROR_ec.message() << "\n"; \
- GTEST_FATAL_FAILURE_(MessageStorage.c_str()); \
- } else { \
- }
-
-namespace {
-TEST(FileOutputBuffer, Test) {
- // Create unique temporary directory for these tests
- SmallString<128> TestDirectory;
- {
- ASSERT_NO_ERROR(
- fs::createUniqueDirectory("FileOutputBuffer-test", TestDirectory));
- }
-
- // TEST 1: Verify commit case.
- SmallString<128> File1(TestDirectory);
- File1.append("/file1");
- {
- Expected<std::unique_ptr<FileOutputBuffer>> BufferOrErr =
- FileOutputBuffer::create(File1, 8192);
- ASSERT_NO_ERROR(errorToErrorCode(BufferOrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer = *BufferOrErr;
- // Start buffer with special header.
- memcpy(Buffer->getBufferStart(), "AABBCCDDEEFFGGHHIIJJ", 20);
- // Write to end of buffer to verify it is writable.
- memcpy(Buffer->getBufferEnd() - 20, "AABBCCDDEEFFGGHHIIJJ", 20);
- // Commit buffer.
- ASSERT_NO_ERROR(errorToErrorCode(Buffer->commit()));
- }
-
- // Verify file is correct size.
- uint64_t File1Size;
- ASSERT_NO_ERROR(fs::file_size(Twine(File1), File1Size));
- ASSERT_EQ(File1Size, 8192ULL);
- ASSERT_NO_ERROR(fs::remove(File1.str()));
-
- // TEST 2: Verify abort case.
- SmallString<128> File2(TestDirectory);
- File2.append("/file2");
- {
- Expected<std::unique_ptr<FileOutputBuffer>> Buffer2OrErr =
- FileOutputBuffer::create(File2, 8192);
- ASSERT_NO_ERROR(errorToErrorCode(Buffer2OrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer2 = *Buffer2OrErr;
- // Fill buffer with special header.
- memcpy(Buffer2->getBufferStart(), "AABBCCDDEEFFGGHHIIJJ", 20);
- // Do *not* commit buffer.
- }
- // Verify file does not exist (because buffer not committed).
- ASSERT_EQ(fs::access(Twine(File2), fs::AccessMode::Exist),
- errc::no_such_file_or_directory);
- ASSERT_NO_ERROR(fs::remove(File2.str()));
-
- // TEST 3: Verify sizing down case.
- SmallString<128> File3(TestDirectory);
- File3.append("/file3");
- {
- Expected<std::unique_ptr<FileOutputBuffer>> BufferOrErr =
- FileOutputBuffer::create(File3, 8192000);
- ASSERT_NO_ERROR(errorToErrorCode(BufferOrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer = *BufferOrErr;
- // Start buffer with special header.
- memcpy(Buffer->getBufferStart(), "AABBCCDDEEFFGGHHIIJJ", 20);
- // Write to end of buffer to verify it is writable.
- memcpy(Buffer->getBufferEnd() - 20, "AABBCCDDEEFFGGHHIIJJ", 20);
- ASSERT_NO_ERROR(errorToErrorCode(Buffer->commit()));
- }
-
- // Verify file is correct size.
- uint64_t File3Size;
- ASSERT_NO_ERROR(fs::file_size(Twine(File3), File3Size));
- ASSERT_EQ(File3Size, 8192000ULL);
- ASSERT_NO_ERROR(fs::remove(File3.str()));
-
- // TEST 4: Verify file can be made executable.
- SmallString<128> File4(TestDirectory);
- File4.append("/file4");
- {
- Expected<std::unique_ptr<FileOutputBuffer>> BufferOrErr =
- FileOutputBuffer::create(File4, 8192, FileOutputBuffer::F_executable);
- ASSERT_NO_ERROR(errorToErrorCode(BufferOrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer = *BufferOrErr;
- // Start buffer with special header.
- memcpy(Buffer->getBufferStart(), "AABBCCDDEEFFGGHHIIJJ", 20);
- // Commit buffer.
- ASSERT_NO_ERROR(errorToErrorCode(Buffer->commit()));
- }
- // Verify file exists and is executable.
- fs::file_status Status;
- ASSERT_NO_ERROR(fs::status(Twine(File4), Status));
- bool IsExecutable = (Status.permissions() & fs::owner_exe);
- EXPECT_TRUE(IsExecutable);
- ASSERT_NO_ERROR(fs::remove(File4.str()));
-
- // Clean up.
- ASSERT_NO_ERROR(fs::remove(TestDirectory.str()));
-}
-
-TEST(FileOutputBuffer, TestModify) {
- // Create unique temporary directory for these tests
- SmallString<128> TestDirectory;
- {
- ASSERT_NO_ERROR(
- fs::createUniqueDirectory("FileOutputBuffer-modify", TestDirectory));
- }
-
- SmallString<128> File1(TestDirectory);
- File1.append("/file");
- // First write some data.
- {
- Expected<std::unique_ptr<FileOutputBuffer>> BufferOrErr =
- FileOutputBuffer::create(File1, 10);
- ASSERT_NO_ERROR(errorToErrorCode(BufferOrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer = *BufferOrErr;
- memcpy(Buffer->getBufferStart(), "AAAAAAAAAA", 10);
- ASSERT_NO_ERROR(errorToErrorCode(Buffer->commit()));
- }
-
- // Then re-open the file for modify and change only some bytes.
- {
- Expected<std::unique_ptr<FileOutputBuffer>> BufferOrErr =
- FileOutputBuffer::create(File1, size_t(-1), FileOutputBuffer::F_modify);
- ASSERT_NO_ERROR(errorToErrorCode(BufferOrErr.takeError()));
- std::unique_ptr<FileOutputBuffer> &Buffer = *BufferOrErr;
- ASSERT_EQ(10U, Buffer->getBufferSize());
- uint8_t *Data = Buffer->getBufferStart();
- Data[0] = 'X';
- Data[9] = 'X';
- ASSERT_NO_ERROR(errorToErrorCode(Buffer->commit()));
- }
-
- // Finally, re-open the file for read and verify that it has the modified
- // contents.
- {
- ErrorOr<std::unique_ptr<MemoryBuffer>> BufferOrErr = MemoryBuffer::getFile(File1);
- ASSERT_NO_ERROR(BufferOrErr.getError());
- std::unique_ptr<MemoryBuffer> Buffer = std::move(*BufferOrErr);
- ASSERT_EQ(10U, Buffer->getBufferSize());
- EXPECT_EQ(StringRef("XAAAAAAAAX"), Buffer->getBuffer());
- }
-
- // Clean up.
- ASSERT_NO_ERROR(fs::remove(File1));
- ASSERT_NO_ERROR(fs::remove(TestDirectory));
-}
-
-} // anonymous namespace
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