fix(tests): use `! grep` instead of `grep -v`

`grep -v` makes sure a file contains other lines than the one that
matched. This is different from `! grep` which makes sure the file
does not contain a line that matched.

1 files changed, 3 insertions, 3 deletions

diff --git a/tests/test-restart-app.yml b/tests/test-restart-app.yml
index 4c13a14..bc880a8 100644
--- a/tests/test-restart-app.yml
+++ b/tests/test-restart-app.yml
@@ -15,16 +15,16 @@
         clever_restart_only: true
   post_tasks:
     - name: Check stubbed commands
-      command: "{{ item.cmd }}"
+      shell: "{{ item.cmd }}"
       ignore_errors: true
       vars:
         display: "{{ item.display }}"
       with_list:
         - cmd: "grep restart ../clever-commands"
           display: "Expected 'clever restart' command to be called"
-        - cmd: "grep -v deploy ../clever-commands"
+        - cmd: "! grep deploy ../clever-commands"
           display: "Expected 'clever deploy' command to NOT be called"
-        - cmd: "grep -v scale ../clever-commands"
+        - cmd: "! grep scale ../clever-commands"
           display: "Expected 'clever scale' command to NOT be called"
       register: tests_results
     - name: show results