Also test plain ensurepip in smoke tests

smoke/venv.sh

@@ -10,7 +10,7 @@ METHOD=${METHOD:-venv}
 TOX=${TOX:-true}
 
 # clean from possible older runs
-rm -rf venv .tox __pycache__ .pytest* test_*.py *.pyx *.c *.so || :
+rm -rf venv .tox __pycache__ .pytest* test_*.py *.pyx *.c *.so ensurepiptestroot || :
 
 # check the we can create the venv
 if [ "$METHOD" == "venv" ]; then
@@ -87,6 +87,10 @@ set +u
 deactivate
 set -u
 
+# ensurepip test (when testing virtualenv, this was not covered)
+# with the main Python, this will say "Requirement already satisfied", but that's OK
+$PYTHON -m ensurepip --root ensurepiptestroot
+
 # use it with tox
 [[ "$TOX" != "true" ]] && exit 0
 if [[ $PYTHON == python* ]]; then