monitoring/grafana: remove explicit str casting

Signed-off-by: Pere Diaz Bou <pdiazbou@redhat.com>
(cherry picked from commit 1e4d85d04fdd97d0e6613dab65089817dd09d2e6)

diff --git a/monitoring/grafana/dashboards/tests/util.py b/monitoring/grafana/dashboards/tests/util.py
index 98b083d2345fd30a665c3fb8ab2da8c0a9355c3f..526f7a73752eedcf5405ba84a0e718dc7556df19 100644 (file)
--- a/monitoring/grafana/dashboards/tests/util.py
+++ b/monitoring/grafana/dashboards/tests/util.py
@@ -92,7 +92,12 @@ def replace_grafana_expr_variables(expr: str, variable: str, value: Any) -> str:
     >>> replace_grafana_expr_variables('metric{name~="no_dollar|$other|$osd"}', \
         'no_dollar', 'replacement')
     'metric{name~="no_dollar|$other|$osd"}'
+
+    It shouldn't replace the next char after the variable (positive lookahead test).
+    >>> replace_grafana_expr_variables('metric{name~="$osd"}', \
+        'osd', 'replacement')
+    'metric{name~="replacement"}'
     """
     regex = fr'\${variable}(?=\W)'
-    new_expr = re.sub(regex, fr'{str(value)}', expr)
+    new_expr = re.sub(regex, fr'{value}', expr)
     return new_expr