[svn r38207] revert 38182 and 38184 changes to ensuretemp()

because getpid() is different per thread
(and if e.g. run via execnet in threads ...
it creates new tempdirectories all the time)
let's consider this sometime else

--HG--
branch : trunk

py/test/testing/test_config.py

@@ -10,21 +10,6 @@ def test_tmpdir():
     assert d1 == d2
     assert d1.check(dir=1) 
 
-def test_ensuretemp_fork():
-    os = py.std.os
-    org_getpid = os.getpid
-    currpid = 0
-    def getpid():
-        return currpid
-    try:
-        os.getpid = getpid
-        d1 = py.test.ensuretemp('hello')
-        currpid = 1
-        d2 = py.test.ensuretemp('hello')
-    finally:
-        os.getpid = org_getpid
-    assert d1 != d2
-
 def test_config_cmdline_options(): 
     o = py.test.ensuretemp('configoptions') 
     o.ensure("conftest.py").write(py.code.Source("""