Add product grade test

unittests/test_product_grading.py

@@ -0,0 +1,63 @@
+import uuid
+
+from crum import impersonate
+
+from dojo.models import Finding, User
+from unittests.dojo_test_case import DojoTestCase, toggle_system_setting_boolean
+
+
+class ProductGradeTest(DojoTestCase):
+    fixtures = ["dojo_testdata.json"]
+
+    def run(self, result=None):
+        testuser = User.objects.get(username="admin")
+        testuser.usercontactinfo.block_execution = True
+        testuser.save()
+
+        # unit tests are running without any user, which will result in actions like dedupe happening in the celery process
+        # this doesn't work in unittests as unittests are using an in memory sqlite database and celery can't see the data
+        # so we're running the test under the admin user context and set block_execution to True
+        with impersonate(testuser):
+            super().run(result)
+
+    def create_default_data(self):
+        self.product = self.create_product("Product Grader")
+        self.engagement = self.create_engagement("engagement name", product=self.product)
+        self.test = self.create_test(engagement=self.engagement, scan_type="ZAP Scan")
+
+    def setUp(self):
+        self.create_default_data()
+        self.default_finding_options = {
+            "description": "",
+            "active": True,
+            "test": self.test,
+        }
+
+    def tearDown(self):
+        self.product.delete()
+
+    def create_finding_on_test(self, severity, verified=True):
+        Finding.objects.create(title=str(uuid.uuid4()), severity=severity, verified=verified, **self.default_finding_options)
+
+    def create_single_critical_and_assert_grade(self, expected_grade, verified=False):
+        self.assertIsNone(self.product.prod_numeric_grade)
+        # Add a single critical finding
+        self.create_finding_on_test(severity="Critical", verified=verified)
+        # See that the grade does not degrade at all
+        self.assertEqual(self.product.prod_numeric_grade, expected_grade)
+
+    @toggle_system_setting_boolean("enforce_verified_status", True)  # noqa: FBT003
+    def test_grade_change_with_enforced_verified_status_and_verified_is_true(self):
+        self.create_single_critical_and_assert_grade(40, verified=True)
+
+    @toggle_system_setting_boolean("enforce_verified_status", True)  # noqa: FBT003
+    def test_grade_dose_not_change_with_enforced_verified_status_and_verified_is_false(self):
+        self.create_single_critical_and_assert_grade(100, verified=False)
+
+    @toggle_system_setting_boolean("enforce_verified_status", False)  # noqa: FBT003
+    def test_grade_change_without_enforced_verified_status_and_verified_is_true(self):
+        self.create_single_critical_and_assert_grade(40, verified=True)
+
+    @toggle_system_setting_boolean("enforce_verified_status", False)  # noqa: FBT003
+    def test_grade_change_without_enforced_verified_status_and_verified_is_false(self):
+        self.create_single_critical_and_assert_grade(40, verified=False)