def test_update_ini_setting_no_section(capsys):
source_lines = textwrap.dedent("""\
[toxx]
""").splitlines(True)
result = update_ini_setting(source_lines, 'tox', 'envlist', 'py36,py37')
assert "".join(result) == textwrap.dedent("""\
[toxx]
""")
assert ("Did not find [tox] section in tox.ini" in capsys.readouterr().err)
def test_update_ini_setting_from_empty():
source_lines = textwrap.dedent("""\
[tox]
envlist =
usedevelop = true
""").splitlines(True)
result = update_ini_setting(source_lines, 'tox', 'envlist', 'py36,py37')
assert "".join(result) == textwrap.dedent("""\
[tox]
envlist = py36,py37
usedevelop = true
""")
def test_update_ini_setting_multiline_first_on_same_line():
source_lines = textwrap.dedent("""\
[tox]
envlist = py26,
py27
usedevelop = true
""").splitlines(True)
result = update_ini_setting(source_lines, 'tox', 'envlist', 'py36,\npy37')
assert "".join(result) == textwrap.dedent("""\
[tox]
envlist = py36,
py37
usedevelop = true
""")
def test_update_ini_setting_multiline_with_comments():
source_lines = textwrap.dedent("""\
[tox]
envlist =
# blah blah
# py26,py27,pypy
py26,py27
usedevelop = true
""").splitlines(True)
result = update_ini_setting(source_lines, 'tox', 'envlist', 'py36,py37')
assert "".join(result) == textwrap.dedent("""\
[tox]
envlist =
# blah blah
# py26,py27,pypy
py36,py37
usedevelop = true
""")
