Function test_improper_initial_keyword

tests/parser/test_errors.py:218–253

Test first step using incorrect initial keyword.

(pytester)

def test_improper_initial_keyword(pytester):
    """Test first step using incorrect initial keyword."""
    features = pytester.mkdir("features")
    features.joinpath("test.feature").write_text(
        textwrap.dedent(
            """
            Feature: Incorrect initial keyword

            Scenario: No initial Given, When or Then
                And foo
            """
        ),
        encoding="utf-8",
    )
    pytester.makepyfile(
        textwrap.dedent(
            """
            from pytest_bdd import given, scenarios

            scenarios('features')

            @given("foo")
            def foo():
                pass

            @then("bar")
            def bar():
                pass
            """
        )
    )

    result = pytester.runpytest()
    result.stdout.fnmatch_lines(
        ["*StepError: First step in a scenario or background must start with 'Given', 'When' or 'Then', but got And.*"]
    )