tests: Add --force option to `tools/test-all`

Fixes #2996.

tools/check-provision

@@ -0,0 +1,33 @@
+#!/usr/bin/env python
+from __future__ import absolute_import
+from __future__ import print_function
+
+import os
+import optparse
+import sys
+
+tools_dir = os.path.dirname(os.path.abspath(__file__))
+root_dir = os.path.dirname(tools_dir)
+sys.path.insert(0, root_dir)
+
+from tools.lib.test_script import (
+        get_provisioning_status,
+    )
+
+def run():
+    # type: () -> None
+    parser = optparse.OptionParser()
+    parser.add_option('--force', default=False,
+                      action="store_true",
+                      help='Run tests despite possible problems.')
+    (options, args) = parser.parse_args()
+
+    if not options.force:
+        ok, msg = get_provisioning_status()
+        if not ok:
+            print(msg)
+            print('If you really know what you are doing, use --force to run anyway.')
+            sys.exit(1)
+
+if __name__ == '__main__':
+    run()

tools/test-all

@@ -3,6 +3,22 @@ set -e
 
 cd "$(dirname "$0")"/..
 
+# read the options
+TEMP=`getopt -o f --long force -- "$@"`
+eval set -- "$TEMP"
+
+# extract options.
+while true ; do
+    case "$1" in
+        -f|--force)
+            FORCEARG="--force";
+            shift;;
+        --)
+            shift;
+            break;;
+    esac
+done
+
 function run {
     echo '----'
     echo "Running $@"
@@ -14,20 +30,21 @@ function run {
     fi
 }
 
+run ./tools/check-provision $FORCEARG
 run ./tools/clean-repo
 run ./tools/test-tools
-run ./tools/lint-all --pep8
+run ./tools/lint-all --pep8 $FORCEARG
 run ./tools/test-migrations
 run ./tools/test-js-with-node
 run ./tools/run-mypy
-run ./tools/test-backend
-run ./tools/test-js-with-casper
+run ./tools/test-backend $FORCEARG
+run ./tools/test-js-with-casper $FORCEARG
 # Not running management test since it takes 40s and thus is too slow to be worth it.
 # run ./tools/test-management
 # Not running queue worker reload tests since it's low-churn code
 # run ./tools/test-queue-worker-reload
 # Not running documentation tests since it takes 20s and only tests documentation
 # run ./tools/test-documentation
-run ./tools/test-help-documentation.py
+run ./tools/test-help-documentation.py $FORCEARG
 
 printf '\n\e[32mAll OK!\e[0m\n'