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test_loader.py
263 lines | 8.2 KiB | text/x-python | PythonLexer
Brian Granger
Work on Application and loader testing.
r2187 # encoding: utf-8
"""
Tests for IPython.config.loader
Authors:
* Brian Granger
* Fernando Perez (design help)
"""
#-----------------------------------------------------------------------------
Matthias BUSSONNIER
update copyright to 2011/20xx-2011...
r5390 # Copyright (C) 2008-2011 The IPython Development Team
Brian Granger
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r2187 #
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-----------------------------------------------------------------------------
#-----------------------------------------------------------------------------
# Imports
#-----------------------------------------------------------------------------
import os
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r4162 import sys
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r2187 from tempfile import mkstemp
from unittest import TestCase
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r4162 from nose import SkipTest
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r4214 from IPython.testing.tools import mute_warn
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r5344 from IPython.utils.traitlets import Unicode
Brian Granger
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r3791 from IPython.config.configurable import Configurable
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r2245 from IPython.config.loader import (
Config,
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r3786 PyFileConfigLoader,
KeyValueConfigLoader,
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r2245 ArgParseConfigLoader,
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r4830 KVArgParseConfigLoader,
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r2245 ConfigError
)
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r2187
#-----------------------------------------------------------------------------
# Actual tests
#-----------------------------------------------------------------------------
pyfile = """
Fernando Perez
Fix failing config test: https://bugs.launchpad.net/ipython/+bug/503731...
r2394 c = get_config()
Brian Granger
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r3786 c.a=10
c.b=20
c.Foo.Bar.value=10
Thomas Kluyver
Fix config loader test for Python 3.
r4762 c.Foo.Bam.value=list(range(10)) # list() is just so it's the same on Python 3
Brian Granger
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r3786 c.D.C.value='hi there'
Brian Granger
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r2187 """
class TestPyFileCL(TestCase):
def test_basic(self):
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r2392 fd, fname = mkstemp('.py')
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r2187 f = os.fdopen(fd, 'w')
f.write(pyfile)
f.close()
Brian Granger
Minor changes to a few files to reflect design discussion.
r2198 # Unlink the file
Brian Granger
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r2187 cl = PyFileConfigLoader(fname)
config = cl.load_config()
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.a, 10)
self.assertEqual(config.b, 20)
self.assertEqual(config.Foo.Bar.value, 10)
self.assertEqual(config.Foo.Bam.value, range(10))
self.assertEqual(config.D.C.value, 'hi there')
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r2187
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r2501 class MyLoader1(ArgParseConfigLoader):
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r4606 def _add_arguments(self, aliases=None, flags=None):
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r2501 p = self.parser
p.add_argument('-f', '--foo', dest='Global.foo', type=str)
p.add_argument('-b', dest='MyClass.bar', type=int)
p.add_argument('-n', dest='n', action='store_true')
p.add_argument('Global.bam', type=str)
class MyLoader2(ArgParseConfigLoader):
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r4606 def _add_arguments(self, aliases=None, flags=None):
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r2501 subparsers = self.parser.add_subparsers(dest='subparser_name')
subparser1 = subparsers.add_parser('1')
subparser1.add_argument('-x',dest='Global.x')
subparser2 = subparsers.add_parser('2')
subparser2.add_argument('y')
Brian Granger
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r2500
Brian Granger
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r2187 class TestArgParseCL(TestCase):
def test_basic(self):
Brian Granger
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r2501 cl = MyLoader1()
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r2187 config = cl.load_config('-f hi -b 10 -n wow'.split())
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.Global.foo, 'hi')
self.assertEqual(config.MyClass.bar, 10)
self.assertEqual(config.n, True)
self.assertEqual(config.Global.bam, 'wow')
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r2500 config = cl.load_config(['wow'])
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.keys(), ['Global'])
self.assertEqual(config.Global.keys(), ['bam'])
self.assertEqual(config.Global.bam, 'wow')
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r2187
def test_add_arguments(self):
Brian Granger
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r2501 cl = MyLoader2()
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r2187 config = cl.load_config('2 frobble'.split())
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.subparser_name, '2')
self.assertEqual(config.y, 'frobble')
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r2187 config = cl.load_config('1 -x frobble'.split())
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.subparser_name, '1')
self.assertEqual(config.Global.x, 'frobble')
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r2245
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r2500 def test_argv(self):
Brian Granger
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r2501 cl = MyLoader1(argv='-f hi -b 10 -n wow'.split())
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r2500 config = cl.load_config()
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.Global.foo, 'hi')
self.assertEqual(config.MyClass.bar, 10)
self.assertEqual(config.n, True)
self.assertEqual(config.Global.bam, 'wow')
Brian Granger
Work on the config system....
r2500
Brian Granger
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r3786 class TestKeyValueCL(TestCase):
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r4830 klass = KeyValueConfigLoader
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r3786
def test_basic(self):
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r4830 cl = self.klass()
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r4197 argv = ['--'+s.strip('c.') for s in pyfile.split('\n')[2:-1]]
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r4214 with mute_warn():
config = cl.load_config(argv)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.a, 10)
self.assertEqual(config.b, 20)
self.assertEqual(config.Foo.Bar.value, 10)
self.assertEqual(config.Foo.Bam.value, range(10))
self.assertEqual(config.D.C.value, 'hi there')
MinRK
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r3958
MinRK
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r5189 def test_expanduser(self):
cl = self.klass()
argv = ['--a=~/1/2/3', '--b=~', '--c=~/', '--d="~/"']
with mute_warn():
config = cl.load_config(argv)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.a, os.path.expanduser('~/1/2/3'))
self.assertEqual(config.b, os.path.expanduser('~'))
self.assertEqual(config.c, os.path.expanduser('~/'))
self.assertEqual(config.d, '~/')
MinRK
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r5189
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r3958 def test_extra_args(self):
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r4830 cl = self.klass()
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r4214 with mute_warn():
config = cl.load_config(['--a=5', 'b', '--c=10', 'd'])
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s/assertEquals/assertEqual/
r7874 self.assertEqual(cl.extra_args, ['b', 'd'])
self.assertEqual(config.a, 5)
self.assertEqual(config.c, 10)
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r4214 with mute_warn():
config = cl.load_config(['--', '--a=5', '--c=10'])
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s/assertEquals/assertEqual/
r7874 self.assertEqual(cl.extra_args, ['--a=5', '--c=10'])
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r4162
def test_unicode_args(self):
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r4830 cl = self.klass()
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r4197 argv = [u'--a=épsîlön']
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r4214 with mute_warn():
config = cl.load_config(argv)
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s/assertEquals/assertEqual/
r7874 self.assertEqual(config.a, u'épsîlön')
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r4162
def test_unicode_bytes_args(self):
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r4197 uarg = u'--a=é'
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r4162 try:
barg = uarg.encode(sys.stdin.encoding)
except (TypeError, UnicodeEncodeError):
raise SkipTest("sys.stdin.encoding can't handle 'é'")
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r4830 cl = self.klass()
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r4214 with mute_warn():
config = cl.load_config([barg])
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s/assertEquals/assertEqual/
r7874 self.assertEqual(config.a, u'é')
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r4830
def test_unicode_alias(self):
cl = self.klass()
argv = [u'--a=épsîlön']
with mute_warn():
config = cl.load_config(argv, aliases=dict(a='A.a'))
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.A.a, u'épsîlön')
MinRK
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r4830
Brian Granger
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r3786
MinRK
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r4830 class TestArgParseKVCL(TestKeyValueCL):
klass = KVArgParseConfigLoader
Brian Granger
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r3791
MinRK
expand '~' with path.expanduser in KVLoader...
r5189 def test_expanduser2(self):
cl = self.klass()
argv = ['-a', '~/1/2/3', '--b', "'~/1/2/3'"]
with mute_warn():
config = cl.load_config(argv, aliases=dict(a='A.a', b='A.b'))
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.A.a, os.path.expanduser('~/1/2/3'))
self.assertEqual(config.A.b, '~/1/2/3')
MinRK
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r5189
MinRK
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r6757 def test_eval(self):
cl = self.klass()
argv = ['-c', 'a=5']
with mute_warn():
config = cl.load_config(argv, aliases=dict(c='A.c'))
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(config.A.c, u"a=5")
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r6757
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r2245 class TestConfig(TestCase):
def test_setget(self):
c = Config()
c.a = 10
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c.a, 10)
self.assertEqual('b' in c, False)
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r2245
def test_auto_section(self):
c = Config()
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual('A' in c, True)
self.assertEqual(c._has_section('A'), False)
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r2245 A = c.A
A.foo = 'hi there'
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c._has_section('A'), True)
self.assertEqual(c.A.foo, 'hi there')
Brian Granger
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r2245 del c.A
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(len(c.A.keys()),0)
Brian Granger
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r2245
def test_merge_doesnt_exist(self):
c1 = Config()
c2 = Config()
c2.bar = 10
c2.Foo.bar = 10
c1._merge(c2)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1.Foo.bar, 10)
self.assertEqual(c1.bar, 10)
Brian Granger
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r2245 c2.Bar.bar = 10
c1._merge(c2)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1.Bar.bar, 10)
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r2245
def test_merge_exists(self):
c1 = Config()
c2 = Config()
c1.Foo.bar = 10
c1.Foo.bam = 30
c2.Foo.bar = 20
c2.Foo.wow = 40
c1._merge(c2)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1.Foo.bam, 30)
self.assertEqual(c1.Foo.bar, 20)
self.assertEqual(c1.Foo.wow, 40)
Brian Granger
Massive refactoring of of the core....
r2245 c2.Foo.Bam.bam = 10
c1._merge(c2)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1.Foo.Bam.bam, 10)
Brian Granger
Massive refactoring of of the core....
r2245
def test_deepcopy(self):
c1 = Config()
c1.Foo.bar = 10
c1.Foo.bam = 30
c1.a = 'asdf'
c1.b = range(10)
import copy
c2 = copy.deepcopy(c1)
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1, c2)
Bradley M. Froehle
s/assert_/assertTrue/
r7876 self.assertTrue(c1 is not c2)
self.assertTrue(c1.Foo is not c2.Foo)
Brian Granger
Massive refactoring of of the core....
r2245
def test_builtin(self):
c1 = Config()
exec 'foo = True' in c1
Bradley M. Froehle
s/assertEquals/assertEqual/
r7874 self.assertEqual(c1.foo, True)
Brian Granger
Massive refactoring of of the core....
r2245 self.assertRaises(ConfigError, setattr, c1, 'ValueError', 10)