Changes:

1) Modified log url to include standard format for timestamp to construct log url.
2) Added code in tox.ini file to run test suite for GCP unit test cases.

Author: Shantanu Dhiman

sentry_sdk/integrations/gcp.py

@@ -160,21 +160,22 @@ def _get_google_cloud_logs_url(final_time):
         str -- Google Cloud Logs Console URL to logs.
     """
     hour_ago = final_time - timedelta(hours=1)
+    formatstring = "%Y-%m-%dT%H:%M:%SZ"
 
     url = (
         "https://console.cloud.google.com/logs/viewer?project={project}&resource=cloud_function"
         "%2Ffunction_name%2F{function_name}%2Fregion%2F{region}&minLogLevel=0&expandAll=false"
-        "&timestamp={initial_time}Z&customFacets=&limitCustomFacetWidth=true"
-        "&dateRangeStart={timestamp_start}Z&dateRangeEnd={timestamp_end}Z"
-        "&interval=PT1H&scrollTimestamp={timestamp_current}Z"
+        "&timestamp={initial_time}&customFacets=&limitCustomFacetWidth=true"
+        "&dateRangeStart={timestamp_start}&dateRangeEnd={timestamp_end}"
+        "&interval=PT1H&scrollTimestamp={timestamp_current}"
     ).format(
         project=environ.get("GCP_PROJECT"),
         function_name=environ.get("FUNCTION_NAME"),
         region=environ.get("FUNCTION_REGION"),
-        initial_time=final_time,
-        timestamp_start=hour_ago,
-        timestamp_end=final_time,
-        timestamp_current=final_time,
+        initial_time=final_time.strftime(formatstring),
+        timestamp_start=hour_ago.strftime(formatstring),
+        timestamp_end=final_time.strftime(formatstring),
+        timestamp_current=final_time.strftime(formatstring),
     )
 
     return url

tox.ini

@@ -44,6 +44,8 @@ envlist =
     # The aws_lambda tests deploy to the real AWS and have their own matrix of Python versions.
     py3.7-aws_lambda
 
+    py3.7-gcp
+
     {pypy,py2.7,py3.5,py3.6,py3.7,py3.8}-pyramid-{1.6,1.7,1.8,1.9,1.10}
 
     {pypy,py2.7,py3.5,py3.6}-rq-{0.6,0.7,0.8,0.9,0.10,0.11}