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|
"""Test feature background."""
import textwrap
FEATURE = """\
Feature: Background support
Background:
Given foo has a value "bar"
And a background step with multiple lines:
one
two
Scenario: Basic usage
Then foo should have value "bar"
Scenario: Background steps are executed first
Given foo has no value "bar"
And foo has a value "dummy"
Then foo should have value "dummy"
And foo should not have value "bar"
"""
STEPS = r"""\
import re
import pytest
from pytest_bdd import given, then, parsers
@pytest.fixture
def foo():
return {}
@given(parsers.re(r"a background step with multiple lines:\n(?P<data>.+)", flags=re.DOTALL))
def _(foo, data):
assert data == "one\ntwo"
@given('foo has a value "bar"')
def _(foo):
foo["bar"] = "bar"
return foo["bar"]
@given('foo has a value "dummy"')
def _(foo):
foo["dummy"] = "dummy"
return foo["dummy"]
@given('foo has no value "bar"')
def _(foo):
assert foo["bar"]
del foo["bar"]
@then('foo should have value "bar"')
def _(foo):
assert foo["bar"] == "bar"
@then('foo should have value "dummy"')
def _(foo):
assert foo["dummy"] == "dummy"
@then('foo should not have value "bar"')
def _(foo):
assert "bar" not in foo
"""
def test_background_basic(pytester):
"""Test feature background."""
pytester.makefile(".feature", background=textwrap.dedent(FEATURE))
pytester.makeconftest(textwrap.dedent(STEPS))
pytester.makepyfile(
textwrap.dedent(
"""\
from pytest_bdd import scenario
@scenario("background.feature", "Basic usage")
def test_background():
pass
"""
)
)
result = pytester.runpytest()
result.assert_outcomes(passed=1)
def test_background_check_order(pytester):
"""Test feature background to ensure that background steps are executed first."""
pytester.makefile(".feature", background=textwrap.dedent(FEATURE))
pytester.makeconftest(textwrap.dedent(STEPS))
pytester.makepyfile(
textwrap.dedent(
"""\
from pytest_bdd import scenario
@scenario("background.feature", "Background steps are executed first")
def test_background():
pass
"""
)
)
result = pytester.runpytest()
result.assert_outcomes(passed=1)
|
