|
|
#-----------------------------------------------------------------------------
|
|
|
# Copyright (C) 2010-2011 The IPython Development Team.
|
|
|
#
|
|
|
# Distributed under the terms of the BSD License.
|
|
|
#
|
|
|
# The full license is in the file COPYING.txt, distributed with this software.
|
|
|
#-----------------------------------------------------------------------------
|
|
|
import os
|
|
|
|
|
|
import nose.tools as nt
|
|
|
|
|
|
from IPython.core import display
|
|
|
from IPython.utils import path as ipath
|
|
|
|
|
|
def test_image_size():
|
|
|
"""Simple test for display.Image(args, width=x,height=y)"""
|
|
|
thisurl = 'http://www.google.fr/images/srpr/logo3w.png'
|
|
|
img = display.Image(url=thisurl, width=200, height=200)
|
|
|
nt.assert_equal(u'<img src="%s" width="200" height="200"/>' % (thisurl), img._repr_html_())
|
|
|
img = display.Image(url=thisurl, width=200)
|
|
|
nt.assert_equal(u'<img src="%s" width="200"/>' % (thisurl), img._repr_html_())
|
|
|
img = display.Image(url=thisurl)
|
|
|
nt.assert_equal(u'<img src="%s"/>' % (thisurl), img._repr_html_())
|
|
|
|
|
|
def test_retina_png():
|
|
|
here = os.path.dirname(__file__)
|
|
|
img = display.Image(os.path.join(here, "2x2.png"), retina=True)
|
|
|
nt.assert_equal(img.height, 1)
|
|
|
nt.assert_equal(img.width, 1)
|
|
|
data, md = img._repr_png_()
|
|
|
nt.assert_equal(md['width'], 1)
|
|
|
nt.assert_equal(md['height'], 1)
|
|
|
|
|
|
def test_retina_jpeg():
|
|
|
here = os.path.dirname(__file__)
|
|
|
img = display.Image(os.path.join(here, "2x2.jpg"), retina=True)
|
|
|
nt.assert_equal(img.height, 1)
|
|
|
nt.assert_equal(img.width, 1)
|
|
|
data, md = img._repr_jpeg_()
|
|
|
nt.assert_equal(md['width'], 1)
|
|
|
nt.assert_equal(md['height'], 1)
|
|
|
|
|
|
def test_image_filename_defaults():
|
|
|
'''test format constraint, and validity of jpeg and png'''
|
|
|
tpath = ipath.get_ipython_package_dir()
|
|
|
nt.assert_raises(ValueError, display.Image, filename=os.path.join(tpath, 'testing/tests/badformat.gif'),
|
|
|
embed=True)
|
|
|
nt.assert_raises(ValueError, display.Image)
|
|
|
nt.assert_raises(ValueError, display.Image, data='this is not an image', format='badformat', embed=True)
|
|
|
from IPython.html import DEFAULT_STATIC_FILES_PATH
|
|
|
# check boths paths to allow packages to test at build and install time
|
|
|
imgfile = os.path.join(tpath, 'html/static/base/images/ipynblogo.png')
|
|
|
if not os.path.exists(imgfile):
|
|
|
imgfile = os.path.join(DEFAULT_STATIC_FILES_PATH, 'base/images/ipynblogo.png')
|
|
|
img = display.Image(filename=imgfile)
|
|
|
nt.assert_equal('png', img.format)
|
|
|
nt.assert_is_not_none(img._repr_png_())
|
|
|
img = display.Image(filename=os.path.join(tpath, 'testing/tests/logo.jpg'), embed=False)
|
|
|
nt.assert_equal('jpeg', img.format)
|
|
|
nt.assert_is_none(img._repr_jpeg_())
|
|
|
|
