test_pylabtools.py
139 lines
| 4.4 KiB
| text/x-python
|
PythonLexer
Fernando Perez
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r3734 | """Tests for pylab tools module. | ||
""" | ||||
#----------------------------------------------------------------------------- | ||||
# Copyright (c) 2011, the IPython Development Team. | ||||
# | ||||
# Distributed under the terms of the Modified BSD License. | ||||
# | ||||
# The full license is in the file COPYING.txt, distributed with this software. | ||||
#----------------------------------------------------------------------------- | ||||
#----------------------------------------------------------------------------- | ||||
# Imports | ||||
#----------------------------------------------------------------------------- | ||||
from __future__ import print_function | ||||
# Stdlib imports | ||||
# Third-party imports | ||||
import matplotlib; matplotlib.use('Agg') | ||||
import nose.tools as nt | ||||
from matplotlib import pyplot as plt | ||||
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r5468 | import numpy as np | ||
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r3734 | |||
# Our own imports | ||||
from IPython.testing import decorators as dec | ||||
from .. import pylabtools as pt | ||||
#----------------------------------------------------------------------------- | ||||
# Globals and constants | ||||
#----------------------------------------------------------------------------- | ||||
#----------------------------------------------------------------------------- | ||||
# Local utilities | ||||
#----------------------------------------------------------------------------- | ||||
#----------------------------------------------------------------------------- | ||||
# Classes and functions | ||||
#----------------------------------------------------------------------------- | ||||
@dec.parametric | ||||
def test_figure_to_svg(): | ||||
# simple empty-figure test | ||||
fig = plt.figure() | ||||
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r3984 | yield nt.assert_equal(pt.print_figure(fig, 'svg'), None) | ||
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r3734 | |||
plt.close('all') | ||||
# simple check for at least svg-looking output | ||||
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r3745 | fig = plt.figure() | ||
ax = fig.add_subplot(1,1,1) | ||||
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r3734 | ax.plot([1,2,3]) | ||
plt.draw() | ||||
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r3984 | svg = pt.print_figure(fig, 'svg')[:100].lower() | ||
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r3734 | yield nt.assert_true('doctype svg' in svg) | ||
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r5468 | |||
def test_import_pylab(): | ||||
ip = get_ipython() | ||||
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r5469 | ns = {} | ||
pt.import_pylab(ns, import_all=False) | ||||
nt.assert_true('plt' in ns) | ||||
nt.assert_equal(ns['np'], np) | ||||
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r7966 | |||
class TestPylabSwitch(object): | ||||
class Shell(object): | ||||
pylab_gui_select = None | ||||
def setup(self): | ||||
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r8003 | import matplotlib | ||
def act_mpl(backend): | ||||
matplotlib.rcParams['backend'] = backend | ||||
# Save rcParams since they get modified | ||||
self._saved_rcParams = matplotlib.rcParams | ||||
matplotlib.rcParams = dict(backend='Qt4Agg') | ||||
# Mock out functions | ||||
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r7966 | self._save_am = pt.activate_matplotlib | ||
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r8003 | pt.activate_matplotlib = act_mpl | ||
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r7966 | self._save_ip = pt.import_pylab | ||
pt.import_pylab = lambda *a,**kw:None | ||||
self._save_cis = pt.configure_inline_support | ||||
pt.configure_inline_support = lambda *a,**kw:None | ||||
def teardown(self): | ||||
pt.activate_matplotlib = self._save_am | ||||
pt.import_pylab = self._save_ip | ||||
pt.configure_inline_support = self._save_cis | ||||
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r8003 | import matplotlib | ||
matplotlib.rcParams = self._saved_rcParams | ||||
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r7966 | |||
def test_qt(self): | ||||
s = self.Shell() | ||||
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r8003 | gui = pt.pylab_activate(dict(), None, False, s) | ||
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r7966 | nt.assert_equal(gui, 'qt') | ||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
gui = pt.pylab_activate(dict(), 'inline', False, s) | ||||
nt.assert_equal(gui, 'inline') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
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r8003 | gui = pt.pylab_activate(dict(), 'qt', False, s) | ||
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r7966 | nt.assert_equal(gui, 'qt') | ||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
gui = pt.pylab_activate(dict(), 'inline', False, s) | ||||
nt.assert_equal(gui, 'inline') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
gui = pt.pylab_activate(dict(), None, False, s) | ||||
nt.assert_equal(gui, 'qt') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
def test_inline(self): | ||||
s = self.Shell() | ||||
gui = pt.pylab_activate(dict(), 'inline', False, s) | ||||
nt.assert_equal(gui, 'inline') | ||||
nt.assert_equal(s.pylab_gui_select, None) | ||||
gui = pt.pylab_activate(dict(), 'inline', False, s) | ||||
nt.assert_equal(gui, 'inline') | ||||
nt.assert_equal(s.pylab_gui_select, None) | ||||
gui = pt.pylab_activate(dict(), 'qt', False, s) | ||||
nt.assert_equal(gui, 'qt') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
def test_qt_gtk(self): | ||||
s = self.Shell() | ||||
gui = pt.pylab_activate(dict(), 'qt', False, s) | ||||
nt.assert_equal(gui, 'qt') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||
gui = pt.pylab_activate(dict(), 'gtk', False, s) | ||||
nt.assert_equal(gui, 'qt') | ||||
nt.assert_equal(s.pylab_gui_select, 'qt') | ||||