| //===-- Unittests for write -----------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "include/errno.h" |
| #include "src/unistd/write.h" |
| #include "test/ErrnoSetterMatcher.h" |
| #include "utils/UnitTest/Test.h" |
| #include "utils/testutils/FDReader.h" |
| |
| TEST(LlvmLibcUniStd, WriteBasic) { |
| using __llvm_libc::testing::ErrnoSetterMatcher::Succeeds; |
| constexpr const char *hello = "hello"; |
| __llvm_libc::testutils::FDReader reader; |
| EXPECT_THAT(__llvm_libc::write(reader.getWriteFD(), hello, 5), Succeeds(5)); |
| EXPECT_TRUE(reader.matchWritten(hello)); |
| } |
| |
| TEST(LlvmLibcUniStd, WriteFails) { |
| using __llvm_libc::testing::ErrnoSetterMatcher::Fails; |
| |
| EXPECT_THAT(__llvm_libc::write(-1, "", 1), Fails(EBADF)); |
| EXPECT_THAT(__llvm_libc::write(1, reinterpret_cast<const void *>(-1), 1), |
| Fails(EFAULT)); |
| } |