feat: add --require-unique-paramset-ids option skips pytest internal logic of id generation

Author: gomri15

src/_pytest/python.py

@@ -50,6 +50,7 @@
 from _pytest.config import Config
 from _pytest.config import hookimpl
 from _pytest.config.argparsing import Parser
+from _pytest.config.exceptions import UsageError
 from _pytest.deprecated import check_ispytest
 from _pytest.fixtures import FixtureDef
 from _pytest.fixtures import FixtureRequest
@@ -911,8 +912,8 @@ def make_unique_parameterset_ids(self) -> list[str | _HiddenParam]:
 
                 # Keep only duplicates
                 duplicates = {k: v for k, v in duplicate_indexs.items() if len(v) > 1}
-                raise Exception(f"""
-                    Because --require-unique-paramset-ids given, pytest won't
+                raise UsageError(f"""
+                    Because: require_unique_parameterset_ids is set, pytest won't
                     attempt to generate unique IDs for parameter sets.
                     argument values: {self.parametersets}
                     argument names: {self.argnames}

testing/test_collection.py

@@ -2036,8 +2036,10 @@ def test_namespace_packages(pytester: Pytester, import_mode: str):
 @pytest.mark.parametrize(
     "parametrize_args, expected_indexs",
     [
-        ("[1, 1, 3]", "{'1': [[]0, 1[]]}"),
-        ("[1, 1, 3, 2, 2]", "{'1': [[]0, 1[]], '2': [[]3, 4[]]}"),
+        ("[(1, 1), (1, 1)]", "{'1-1': [[]0, 1[]]}"),
+        ("[(1, 1), (1, 2), (1, 1)]", "{'1-1': [[]0, 2[]]}"),
+        ("[(1, 1), (2, 2), (1, 1)]", "{'1-1': [[]0, 2[]]}"),
+        ("[(1, 1), (2, 2), (1, 2), (2, 1), (1, 1)]", "{'1-1': [[]0, 4[]]}"),
     ],
 )
 def test_option_parametrize_require_unique_paramset_ids(
@@ -2046,8 +2048,8 @@ def test_option_parametrize_require_unique_paramset_ids(
     pytester.makepyfile(
         f"""
         import pytest
-        @pytest.mark.parametrize('y', {parametrize_args})
-        def test1(y):
+        @pytest.mark.parametrize('y, x', {parametrize_args})
+        def test1(y, x):
             pass
     """
     )
@@ -2056,7 +2058,7 @@ def test1(y):
         [
             "E*Because: require_unique_parameterset_ids is set, pytest won't",
             "E*attempt to generate unique IDs for parameter sets.",
-            "E*argument names: [[]'y'[]]",
+            "E*argument names: [[]'y', 'x'[]]",
             "E*function name: test1",
             "E*test name: test_option_parametrize_require_unique_paramset_ids.py::test1",
             f"E*duplicates: {expected_indexs!s}",