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Test read count conversion.

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This commit is contained in:
Victor Zverovich
2014-05-19 08:25:08 -07:00
parent ba176c3cb3
commit 49fac7666c
1 changed files with 19 additions and 2 deletions
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21
test/posix-test.cc
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@@ -29,6 +29,7 @@
#include <errno.h> #include <errno.h>
#include <fcntl.h> #include <fcntl.h>
#include <climits>
#ifdef _WIN32 #ifdef _WIN32
# include <io.h> # include <io.h>
@@ -47,6 +48,7 @@ int write_count;
int pipe_count; int pipe_count;
int fclose_count; int fclose_count;
int fileno_count; int fileno_count;
std::size_t read_nbyte;
} }
#define EMULATE_EINTR(func, error_result) \ #define EMULATE_EINTR(func, error_result) \
@@ -93,6 +95,7 @@ FILE *test::fdopen(int fildes, const char *mode) {
} }
test::ssize_t test::read(int fildes, void *buf, test::size_t nbyte) { test::ssize_t test::read(int fildes, void *buf, test::size_t nbyte) {
read_nbyte = nbyte;
EMULATE_EINTR(read, -1); EMULATE_EINTR(read, -1);
return ::FMT_POSIX(read(fildes, buf, nbyte)); return ::FMT_POSIX(read(fildes, buf, nbyte));
} }
@@ -203,6 +206,22 @@ TEST(FileTest, WriteRetry) {
#endif #endif
} }
#ifdef _WIN32
TEST(FileTest, ConvertReadCount) {
if (sizeof(unsigned) == sizeof(std::size_t))
return;
File read_end, write_end;
File::pipe(read_end, write_end);
char c;
read_count = 1;
EXPECT_THROW(read_end.read(&c, UINT_MAX + std::size_t(1)), fmt::SystemError);
read_count = 0;
EXPECT_EQ(UINT_MAX, read_nbyte);
}
#endif
// TODO: test ConvertRWCount
TEST(FileTest, DupNoRetry) { TEST(FileTest, DupNoRetry) {
int stdout_fd = FMT_POSIX(fileno(stdout)); int stdout_fd = FMT_POSIX(fileno(stdout));
dup_count = 1; dup_count = 1;
@@ -283,5 +302,3 @@ TEST(BufferedFileTest, FilenoNoRetry) {
EXPECT_EQ(2, fileno_count); EXPECT_EQ(2, fileno_count);
fileno_count = 0; fileno_count = 0;
} }
// TODO: test ConvertRWCount