split posix time tests in the same way as posix/time.pxd file before

Cython/Includes/posix/resource.pxd

 # http://pubs.opengroup.org/onlinepubs/009695399/basedefs/sys/resource.h.html
 
-from posix.time cimport timeval
+from posix.sys_time cimport timeval
 from posix.types cimport id_t
 
 cdef extern from "sys/resource.h" nogil:

tests/run/posix_sys_time.pyx

+# tag: posix
+
+from posix.sys_time cimport *
+
+def test_itimer(sec, usec):
+    """
+    >>> test_itimer(10, 2)
+    (10, 2)
+    """
+    cdef itimerval t, gtime
+
+    t.it_interval.tv_sec = sec
+    t.it_interval.tv_usec = usec
+    t.it_value.tv_sec = sec
+    t.it_value.tv_usec = usec
+    ret = setitimer(ITIMER_REAL, &t, NULL)
+    assert ret == 0
+    ret = getitimer(ITIMER_REAL, &gtime)
+    assert ret == 0
+    t.it_interval.tv_sec = 0
+    t.it_interval.tv_usec = 0
+    t.it_value.tv_sec = 0
+    t.it_value.tv_usec = 0
+    ret = setitimer(ITIMER_REAL, &t, NULL)
+    return gtime.it_interval.tv_sec, gtime.it_interval.tv_usec
+
+def test_gettimeofday():
+    """
+    >>> test_gettimeofday()
+    """
+    cdef timeval t
+    ret = gettimeofday(&t, NULL)
+    assert ret == 0

tests/run/posix_time.pyx

@@ -3,35 +3,6 @@ from libc.stdlib  cimport getenv
 from posix.stdlib cimport setenv, unsetenv
 from posix.time cimport *
 
-def test_itimer(sec, usec):
-    """
-    >>> test_itimer(10, 2)
-    (10, 2)
-    """
-    cdef itimerval t, gtime
-
-    t.it_interval.tv_sec = sec
-    t.it_interval.tv_usec = usec
-    t.it_value.tv_sec = sec
-    t.it_value.tv_usec = usec
-    ret = setitimer(ITIMER_REAL, &t, NULL)
-    assert ret == 0
-    ret = getitimer(ITIMER_REAL, &gtime)
-    assert ret == 0
-    t.it_interval.tv_sec = 0
-    t.it_interval.tv_usec = 0
-    t.it_value.tv_sec = 0
-    t.it_value.tv_usec = 0
-    ret = setitimer(ITIMER_REAL, &t, NULL)
-    return gtime.it_interval.tv_sec, gtime.it_interval.tv_usec
-
-def test_gettimeofday():
-    """
-    >>> test_gettimeofday()
-    """
-    cdef timeval t
-    ret = gettimeofday(&t, NULL)
-    assert ret == 0
 
 def test_time():
     """
@@ -43,6 +14,7 @@ def test_time():
     t1 = time(&t2)
     assert t1 == t2
 
+
 def test_mktime():
     """
 tests/run/posix_time.pyx