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//===-- Unittests for fwrite ----------------------------------------------===//
//
// 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 "src/__support/CPP/Array.h"
#include "src/stdio/FILE.h"
#include "src/stdio/fwrite.h"
#include "utils/UnitTest/Test.h"
TEST(LlvmLibcStdio, FWriteBasic) {
struct StrcpyFile : __llvm_libc::FILE {
char *buf;
} f;
char array[6];
f.buf = array;
f.write = +[](__llvm_libc::FILE *file, const char *ptr, size_t size) {
StrcpyFile *strcpyFile = static_cast<StrcpyFile *>(file);
for (size_t i = 0; i < size; ++i)
strcpyFile->buf[i] = ptr[i];
return size;
};
EXPECT_EQ(fwrite("hello", 1, 6, &f), 6UL);
EXPECT_STREQ(array, "hello");
}
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