Support stacked pytest.param.

Refs #17.

CHANGELOG.md

@@ -6,6 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 ## Unreleased
 ### Changed
 * Python >=3.9 required
+* `pytest.param` supported
 
 ## [1.5](https://pypi.org/project/pytest-parametrized/1.5/) - 2023-11-03
 ### Changed

README.md

@@ -56,6 +56,8 @@ def test_foo(x=[0, 1], y=[2, 3]):
     pass
 ```
 
+`pytest.param` is supported for single values or `.product`.
+
 ## fixtures
 [Parametrized fixtures](https://docs.pytest.org/en/latest/how-to/fixtures.html#fixture-parametrize) which simply return their param.
 

parametrized.py

@@ -11,11 +11,13 @@ def parametrized(func, combine=None, **kwargs):
     argspec = inspect.getfullargspec(func)
     params = dict(zip(reversed(argspec.args), reversed(argspec.defaults)))
     func.__defaults__ = ()  # pytest ignores params with defaults
-    if combine is None:
-        (args,) = params.items()  # multiple keywords require combine function, e.g., zip
-    else:
-        args = ','.join(params), combine(*params.values())
-    return pytest.mark.parametrize(*args, **kwargs)(func)
+    if combine is None and len(params) > 1:
+        raise ValueError("multiple keywords require combine function, e.g., zip")
+    if combine not in (None, itertools.product):
+        params = {','.join(params): combine(*params.values())}
+    for param in params.items():
+        func = pytest.mark.parametrize(*param, **kwargs)(func)
+    return func
 
 
 def fixture(*params, **kwargs):

pyproject.toml

@@ -32,7 +32,7 @@ Issues = "https://github.com/coady/pytest-parametrized/issues"
 line-length = 100
 
 [tool.ruff.format]
-quote-style = "single"
+quote-style = "preserve"
 
 [tool.coverage.run]
 source = ["parametrized"]

tests/test_all.py

@@ -35,3 +35,8 @@ def test_error(name='abc', value=range(3)):
         @parametrized
         def test(name=(), value=()):
             pass
+
+
+@parametrized.product
+def test_param(key=[0], value=[0, pytest.param(1, marks=pytest.mark.xfail())]):
+    assert key == value