[COST-5222] Fix FileNotFoundError in GCP Unit Test (#514)

* Checking if the report name is already in dict to avoid duplication and hence FileNotFound exception when deleting.

nise/__init__.py

@@ -1,3 +1,3 @@
-__version__ = "4.5.6"
+__version__ = "4.5.7"
 
 VERSION = __version__.split(".")

nise/report.py

@@ -1189,7 +1189,8 @@ def gcp_create_report(options):  # noqa: C901
 
             local_file_path, output_file_name = write_gcp_file(gen_start_date, gen_end_date, data, options)
             output_files.append(output_file_name)
-            monthly_files.append(local_file_path)
+            if local_file_path not in monthly_files:
+                monthly_files.append(local_file_path)
 
         for index, month_file in enumerate(monthly_files):
             if gcp_bucket_name:

tests/test_report.py

@@ -1627,6 +1627,24 @@ def test_gcp_create_report_without_write_monthly(self):
 
         self.assertFalse(os.path.isfile(expected_output_file_path))
 
+    def test_gcp_create_report_without_write_monthly_overlapping_month(self):
+        """Test that there are no Exceptions when processing overlapping months dates."""
+        now = datetime.datetime(2024, 7, 1, 0, 0)
+        yesterday = datetime.datetime(2024, 6, 30, 0, 0)
+        report_prefix = "test_report"
+        options = {
+            "start_date": yesterday,
+            "end_date": now,
+            "gcp_report_prefix": report_prefix,
+            "gcp_bucket_name": "gcp_bucket_name",
+        }
+        fix_dates(options, "gcp")
+        gcp_create_report(options)
+        output_file_name = "{}-{}.csv".format(report_prefix, yesterday.strftime("%Y-%m-%d"))
+        expected_output_file_path = "{}/{}".format(os.getcwd(), output_file_name)
+
+        self.assertFalse(os.path.isfile(expected_output_file_path))
+
     def test_gcp_create_report_with_dataset_name_static_data(self):
         """Test the gcp report creation method where a dataset name is included and static data used."""
         now = datetime.datetime.now().replace(microsecond=0, second=0, minute=0, hour=0)