test_code_style

test code extends prod code style

Apply rules from prod_code_style.

given when then

When writing tests, use markers: given, when, then.

Put comments (if any) after on a separate (next) line after the marker. Separate each marker by an empty line before and after.

# given:

# when:

# then:

pytest-style

Use pytest-style tests without test classes.

use @patch for mocks

Instead of using with to define mocks, for example:

with patch("sys.argv", [""]):
    pass

use @patch decorator at the function definition for mocks:

@patch("sys.argv", [""])
def test_function():
    pass