92   constexpr char CONTENT[] = "Hello,readonly!";  in TEST()  local
94   ss->buf = reinterpret_cast<char *>(malloc(sizeof(CONTENT)));  in TEST()
95   ss->bufsize = sizeof(CONTENT);  in TEST()
98   for (size_t i = 0; i < sizeof(CONTENT); ++i)  in TEST()
99     ss->buf[i] = CONTENT[i];  in TEST()
103   char read_data[sizeof(CONTENT)];  in TEST()
104   ASSERT_EQ(sizeof(CONTENT),  in TEST()
105             __llvm_libc::fread(read_data, 1, sizeof(CONTENT), f));  in TEST()
106   ASSERT_STREQ(read_data, CONTENT);  in TEST()
109   ASSERT_NE(sizeof(CONTENT),  in TEST()
110             __llvm_libc::fread(read_data, 1, sizeof(CONTENT), f));  in TEST()
115   ASSERT_EQ(size_t(0), __llvm_libc::fwrite(CONTENT, 1, sizeof(CONTENT), f));  in TEST()