add metrics file

NEWS.rst

@@ -11,6 +11,8 @@
 
 Change failure and error detection in ``run_tests``.
 
+run_tests: Add metrics when running in CI.
+
 3.2
 ---
 

run_tests

@@ -61,6 +61,11 @@
 then
     tests_errors=0
 fi
+# create a metrics file
+if [ -n "$CI" ];
+then
+    echo "odoo_scripts_tests_ran $tests_ran\nodoo_scripts_tests_failures $tests_failures\nodoo_scripts_tests_error $tests_error" > metrics
+fi
 if [ $ODOO_TYPE != 'odoo13' ];
 then
     ok=$(grep ' OK' $logfile -c)