adjust for tox changes to passenv

Fixed issue in tox.ini file where changes in the tox 4.0 series to the
format of "passenv" caused tox to not function correctly, in particular
raising an error as of tox 4.0.6.

Change-Id: I659c8fc523a71deaa02a89103c9e7241cf81d831
References: https://github.com/tox-dev/tox/issues/2676

1 files changed, 8 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 892ce87..c9a769f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -52,7 +52,14 @@ setenv=
 # tox as of 2.0 blocks all environment variables from the
 # outside, unless they are here (or in TOX_TESTENV_PASSENV,
 # wildcards OK).  Need at least these
-passenv=ORACLE_HOME NLS_LANG TOX_SQLITE TOX_POSTGRESQL TOX_MYSQL TOX_ORACLE TOX_MSSQL
+passenv=
+    ORACLE_HOME
+    NLS_LANG
+    TOX_SQLITE
+    TOX_POSTGRESQL
+    TOX_MYSQL
+    TOX_ORACLE
+    TOX_MSSQL
 
 commands=
   {env:BASECOMMAND} {env:WORKERS} {env:SQLITE:} {env:POSTGRESQL:} {env:MYSQL:} {env:ORACLE:} {env:MSSQL:} {env:BACKENDONLY:} {env:COVERAGE:} {env:LIMITTESTS:} {posargs}