move config to _config

--HG--
branch : trunk

testing/plugin/test_pytest_tmpdir.py

@@ -1,3 +1,5 @@
+import py
+
 from pytest.plugin.pytest_tmpdir import pytest_funcarg__tmpdir
 from pytest.plugin.pytest_python import FuncargRequest
 
@@ -7,3 +9,11 @@ def test_funcarg(testdir):
     assert p.check()
     bn = p.basename.strip("0123456789")
     assert bn.endswith("test_func")
+
+def test_ensuretemp(recwarn):
+    #py.test.deprecated_call(py.test.ensuretemp, 'hello')
+    d1 = py.test.ensuretemp('hello')
+    d2 = py.test.ensuretemp('hello')
+    assert d1 == d2
+    assert d1.check(dir=1)
+