Feature/fix checkov tool list output json decode

tools/devsecops_engine_tools/engine_sast/engine_iac/src/infrastructure/driven_adapters/checkov/checkov_deserealizator.py

@@ -46,6 +46,6 @@ def get_list_finding(
                     )
                     list_open_findings.append(finding_open)
 
-            if "'error'" in str(result):
+            if isinstance(result, dict) and "error" in result:
                 raise Exception(result.get("error"))
         return list_open_findings

tools/devsecops_engine_tools/engine_sast/engine_iac/src/infrastructure/driven_adapters/checkov/checkov_tool.py

@@ -413,7 +413,11 @@ def _async_scan(self, queue, checkov_config: CheckovConfig, command_prefix):
         result = []
         try:
             output = self._execute(checkov_config, command_prefix)
-            result.append(json.loads(output))
+            parsed_output = json.loads(output)
+            if isinstance(parsed_output, list):
+                result.extend(parsed_output)
+            else:
+                result.append(parsed_output)
         except json.JSONDecodeError as e:
             error_msg = f"Failed to parse Checkov output as JSON: {e}"
             logger.error(error_msg)

tools/devsecops_engine_tools/engine_sast/engine_iac/test/infrastructure/driven_adapters/checkov/test_checkov_deserealizator.py

@@ -6,6 +6,7 @@
     Category,
 )
 from datetime import datetime
+import pytest
 
 def test_get_list_finding():
     results_scan_list = [
@@ -130,3 +131,38 @@ def test_get_list_finding():
     )
 
     assert list_findings == list_findings_compare
+
+
+def test_get_list_finding_does_not_raise_when_check_text_contains_error_word():
+    results_scan_list = [
+        {
+            "check_type": "terraform",
+            "results": {
+                "failed_checks": [
+                    {
+                        "check_id": "CKV_AWS_1",
+                        "check_name": "Ensure proper error handling is configured",
+                        "resource": "aws_lambda_function.this",
+                        "repo_file_path": "/main.tf",
+                        "guideline": "Add error handling",
+                    }
+                ]
+            },
+        }
+    ]
+
+    list_findings = CheckovDeserealizator.get_list_finding(
+        results_scan_list, {}, "high", "vulnerability"
+    )
+
+    assert len(list_findings) == 1
+    assert list_findings[0].id == "CKV_AWS_1"
+
+
+def test_get_list_finding_raises_on_real_error_result():
+    results_scan_list = [
+        {"error": "Checkov execution failed", "checkov_config": "terraform"}
+    ]
+
+    with pytest.raises(Exception, match="Checkov execution failed"):
+        CheckovDeserealizator.get_list_finding(results_scan_list, {}, "high", "vulnerability")

tools/devsecops_engine_tools/engine_sast/engine_iac/test/infrastructure/driven_adapters/checkov/test_checkov_tool.py

@@ -110,6 +110,31 @@ def test_async_scan(mock_checkov_tool, checkov_tool):
 
     assert output_queue.get() == [{"key": "value"}]
 
+@patch(
+    "devsecops_engine_tools.engine_sast.engine_iac.src.infrastructure.driven_adapters.checkov.checkov_tool.CheckovTool._execute",
+    autospec=True,
+)
+def test_async_scan_with_multiple_frameworks_list_output(mock_checkov_tool, checkov_tool):
+    checkov_config = MagicMock()
+    checkov_config.path_config_file = "/path/to/config/"
+    checkov_config.config_file_name = "checkov_config"
+
+    output_queue = Queue()
+
+    mock_checkov_tool.return_value = (
+        '[{"check_type": "terraform", "results": {"failed_checks": []}}, '
+        '{"check_type": "terraform_plan", "results": {"failed_checks": []}}]'
+    )
+
+    checkov_tool._async_scan(output_queue, checkov_config, "checkov")
+
+    result = output_queue.get()
+    assert result == [
+        {"check_type": "terraform", "results": {"failed_checks": []}},
+        {"check_type": "terraform_plan", "results": {"failed_checks": []}},
+    ]
+    assert all(isinstance(entry, dict) for entry in result)
+
 @patch(
     "devsecops_engine_tools.engine_sast.engine_iac.src.infrastructure.driven_adapters.checkov.checkov_tool.CheckovTool._execute",
     autospec=True,