Make tox runnable in a directory with spaces

I noticed a disturbing lack of quote-wrapping in change
I7cb4b44952713752435e1faf0f63bf0d37e7dda6 but as I poked at it, I
realized that trouble runs rampant.

This seems to clean it all up, though I haven't tested *every*
environment we define.

Change-Id: I1454eb113e5bd9125d39f2e57e2ed96f6ddc42fc

2 files changed, 10 insertions, 9 deletions

diff --git a/tools/tox_install.sh b/tools/tox_install.sh
index 43468e4..f3a83e9 100755
--- a/tools/tox_install.sh
+++ b/tools/tox_install.sh
@@ -4,7 +4,7 @@
 # with installing the client from source. We should remove the version pin in
 # the constraints file before applying it for from-source installation.
 
-CONSTRAINTS_FILE=$1
+CONSTRAINTS_FILE="$1"
 shift 1
 
 set -e
@@ -13,18 +13,18 @@ set -e
 # published to logs.openstack.org for easy debugging.
 localfile="$VIRTUAL_ENV/log/upper-constraints.txt"
 
-if [[ $CONSTRAINTS_FILE != http* ]]; then
-    CONSTRAINTS_FILE=file://$CONSTRAINTS_FILE
+if [[ "$CONSTRAINTS_FILE" != http* ]]; then
+    CONSTRAINTS_FILE="file://$CONSTRAINTS_FILE"
 fi
 # NOTE(tonyb): need to add curl to bindep.txt if the project supports bindep
-curl $CONSTRAINTS_FILE --insecure --progress-bar --output $localfile
+curl "$CONSTRAINTS_FILE" --insecure --progress-bar --output "$localfile"
 
-pip install -c$localfile openstack-requirements
+python -m pip install -c"$localfile" openstack-requirements
 
 # This is the main purpose of the script: Allow local installation of
 # the current repo. It is listed in constraints file and thus any
 # install will be constrained and we need to unconstrain it.
-edit-constraints $localfile -- $CLIENT_NAME
+python "$(which edit-constraints)" "$localfile" -- $CLIENT_NAME
 
-pip install -c$localfile -U $*
+python -m pip install -c"$localfile" -U "$@"
 exit $?
diff --git a/tox.ini b/tox.ini
index 303ce66..e737241 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,8 @@ skipsdist = True
 
 [testenv]
 usedevelop = True
-install_command = {toxinidir}/tools/tox_install.sh {env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt} {opts} {packages}
+install_command = "{toxinidir}/tools/tox_install.sh" "{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}" {opts} {packages}
+list_dependencies_command = python -m pip freeze
 setenv =
   LANG=en_US.utf8
   VIRTUAL_ENV={envdir}
@@ -24,7 +25,7 @@ passenv = SWIFT_* *_proxy
 
 [testenv:pep8]
 commands =
-    flake8 swiftclient tests
+    python -m flake8 swiftclient tests
 
 [testenv:venv]
 commands = {posargs}