1 files changed, 10 insertions, 8 deletions
diff --git a/psutil/_psutil_common.c b/psutil/_psutil_common.c
index dace4724..1fd2344e 100644
--- a/psutil/_psutil_common.c
+++ b/psutil/_psutil_common.c
@@ -37,7 +37,7 @@ AccessDenied(void) {
 }
 
 
-static int _psutil_testing = -1;
+static int _psutil_testing = 0;
 
 
 /*
@@ -45,12 +45,6 @@ static int _psutil_testing = -1;
  */
 int
 psutil_testing(void) {
-    if (_psutil_testing == -1) {
-        if (getenv("PSUTIL_TESTING") != NULL)
-            _psutil_testing = 1;
-        else
-            _psutil_testing = 0;
-    }
     return _psutil_testing;
 }
 
@@ -59,7 +53,7 @@ psutil_testing(void) {
  * Return True if PSUTIL_TESTING env var is set else False.
  */
 PyObject *
-py_psutil_testing(PyObject *self, PyObject *args) {
+py_psutil_is_testing(PyObject *self, PyObject *args) {
     PyObject *res;
     res = psutil_testing() ? Py_True : Py_False;
     Py_INCREF(res);
@@ -67,6 +61,14 @@ py_psutil_testing(PyObject *self, PyObject *args) {
 }
 
 
+PyObject *
+py_psutil_set_testing(PyObject *self, PyObject *args) {
+    _psutil_testing = 1;
+    Py_INCREF(Py_None);
+    return Py_None;
+}
+
+
 /*
  * Backport of unicode FS APIs from Python 3.
  * On Python 2 we just return a plain byte string