[Mingw-w64-public] [PATCH 4/4] crt: Add utime test

[Pali Rohár]

Verify that mtime passed to the _futime is same as mtime read from _fstat.
---
 mingw-w64-crt/testcases/Makefile.am |   1 +
 mingw-w64-crt/testcases/t_utime.c   | 108 ++++++++++++++++++++++++++++
 2 files changed, 109 insertions(+)
 create mode 100644 mingw-w64-crt/testcases/t_utime.c

diff --git a/mingw-w64-crt/testcases/Makefile.am 
b/mingw-w64-crt/testcases/Makefile.am
index 57e62d1fa905..a77760fcb362 100644
--- a/mingw-w64-crt/testcases/Makefile.am
+++ b/mingw-w64-crt/testcases/Makefile.am
@@ -69,6 +69,7 @@ testcase_progs = \
   t_tmpfile \
   t_trycatch \
   t_stat_slash \
+  t_utime \
   t_vsscanf \
   t_wcrtomb \
   t_wcsrtombs \
diff --git a/mingw-w64-crt/testcases/t_utime.c 
b/mingw-w64-crt/testcases/t_utime.c
new file mode 100644
index 000000000000..dc0895c23b3a
--- /dev/null
+++ b/mingw-w64-crt/testcases/t_utime.c
@@ -0,0 +1,108 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <time.h>
+#include <utime.h>
+#include <sys/stat.h>
+#include <assert.h>
+
+int main() {
+    FILE *file;
+    int fd;
+    struct _utimbuf times;
+    struct __utimbuf32 times32;
+    struct __utimbuf64 times64;
+    struct stat st;
+    struct _stat32 st32;
+    struct _stat64 st64;
+
+
+    /* prepare temporary file */
+
+    file = tmpfile();
+    assert(file);
+    fd = fileno(file);
+    assert(fd >= 0);
+
+
+    /* set timezone to some very strange value, to ensure that set-get 
roundtrip is not affected by timezone */
+
+    assert(putenv("TZ=+04:05:06") == 0);
+    tzset();
+
+
+    /* set and get 32-bit mtime via different 32-bit and 64-bit interfaces */
+
+    times.actime = 0x2FFFFFF0;
+    times.modtime = 0x4FFFFFF0;
+    printf("_futime(    mtime=%I64x)\n", (long long)times.modtime);
+    assert(_futime(fd, &times) == 0);
+
+    assert(fstat(fd, &st) == 0);
+    printf("fstat():    mtime=%I64x\n", (long long)st.st_mtime);
+    assert(st.st_mtime == 0x4FFFFFF0);
+
+    assert(_fstat32(fd, &st32) == 0);
+    printf("_fstat32(): mtime=%lx\n", st32.st_mtime);
+    assert(st32.st_mtime == 0x4FFFFFF0);
+
+    assert(_fstat64(fd, &st64) == 0);
+    printf("_fstat64(): mtime=%I64x\n", st64.st_mtime);
+    assert(st64.st_mtime == 0x4FFFFFF0);
+
+    printf("\n");
+
+
+    times32.actime = 0x2FFFFF00;
+    times32.modtime = 0x4FFFFF00;
+    printf("_futime32(  mtime=%lx)\n", times32.modtime);
+    assert(_futime32(fd, &times32) == 0);
+
+    assert(fstat(fd, &st) == 0);
+    printf("fstat():    mtime=%I64x\n", (long long)st.st_mtime);
+    assert(st.st_mtime == 0x4FFFFF00);
+
+    assert(_fstat32(fd, &st32) == 0);
+    printf("_fstat32(): mtime=%lx\n", st32.st_mtime);
+    assert(st32.st_mtime == 0x4FFFFF00);
+
+    assert(_fstat64(fd, &st64) == 0);
+    printf("_fstat64(): mtime=%I64x\n", st64.st_mtime);
+    assert(st64.st_mtime == 0x4FFFFF00);
+
+    printf("\n");
+
+
+    times64.actime = 0x2FFFF000;
+    times64.modtime = 0x4FFFF000;
+    printf("_futime64(  mtime=%I64x)\n", times64.modtime);
+    assert(_futime64(fd, &times64) == 0);
+
+    assert(fstat(fd, &st) == 0);
+    printf("fstat():    mtime=%I64x\n", (long long)st.st_mtime);
+    assert(st.st_mtime == 0x4FFFF000);
+
+    assert(_fstat32(fd, &st32) == 0);
+    printf("_fstat32(): mtime=%lx\n", st32.st_mtime);
+    assert(st32.st_mtime == 0x4FFFF000);
+
+    assert(_fstat64(fd, &st64) == 0);
+    printf("_fstat64(): mtime=%I64x\n", st64.st_mtime);
+    assert(st64.st_mtime == 0x4FFFF000);
+
+    printf("\n");
+
+
+    /* set and get 64-bit mtime via 64-bit interfaces */
+
+    times64.actime = 0x13FFFF000LL;
+    times64.modtime = 0x15FFFF000LL;
+    printf("_futime64(  mtime=%I64x)\n", times64.modtime);
+    assert(_futime64(fd, &times64) == 0);
+
+    assert(_fstat64(fd, &st64) == 0);
+    printf("_fstat64(): mtime=%I64x\n", st64.st_mtime);
+    assert(st64.st_mtime == 0x15FFFF000LL);
+
+
+    return 0;
+}
-- 
2.20.1



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