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import os

import tempfile

import textwrap

from bpython.test import unittest

from bpython import config

TEST_THEME_PATH = os.path.join(os.path.dirname(__file__), "test.theme")

class TestConfig(unittest.TestCase):

def load_temp_config(self, content, struct=None):

"""Write config to a temporary file and load it."""

if struct is None:

struct = config.Struct()

with tempfile.NamedTemporaryFile() as f:

f.write(content.encode('utf8'))

f.flush()

config.loadini(struct, f.name)

return struct

def test_load_theme(self):

struct = config.Struct()

struct.color_scheme = dict()

config.load_theme(struct, TEST_THEME_PATH, struct.color_scheme, dict())

expected = {"keyword": "y"}

self.assertEquals(struct.color_scheme, expected)

defaults = {"name": "c"}

expected.update(defaults)

config.load_theme(struct, TEST_THEME_PATH, struct.color_scheme,

defaults)

self.assertEquals(struct.color_scheme, expected)

def test_keybindings_default_contains_no_duplicates(self):

struct = self.load_temp_config("")

keys = (attr for attr in dir(struct) if attr.endswith('_key'))

mapped_keys = [getattr(struct, key) for key in keys if

getattr(struct, key)]

mapped_keys_set = set(mapped_keys)

self.assertEqual(len(mapped_keys), len(mapped_keys_set))

def test_keybindings_use_default(self):

struct = self.load_temp_config(textwrap.dedent("""

[keyboard]

help = F1

"""))

self.assertEqual(struct.help_key, 'F1')

def test_keybindings_use_other_default(self):

struct = self.load_temp_config(textwrap.dedent("""

[keyboard]

help = C-h

"""))

self.assertEqual(struct.help_key, 'C-h')

self.assertEqual(struct.backspace_key, '')

def test_keybindings_use_other_default_issue_447(self):

struct = self.load_temp_config(textwrap.dedent("""

[keyboard]

help = F2

show_source = F9

"""))

self.assertEqual(struct.help_key, 'F2')

self.assertEqual(struct.show_source_key, 'F9')

def test_keybindings_unset(self):

struct = self.load_temp_config(textwrap.dedent("""

[keyboard]

help =

"""))

self.assertFalse(struct.help_key)

def test_keybindings_unused(self):

struct = self.load_temp_config(textwrap.dedent("""

[keyboard]

help = F4

"""))

self.assertEqual(struct.help_key, 'F4')