Refactored configuration tests into new file.
This commit is contained in:
John Evans
parent
bc08757977
commit
146dffc5dc
2 changed files with 102 additions and 78 deletions
101
glymur/test/test_config.py
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101
glymur/test/test_config.py
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@ -0,0 +1,101 @@
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import imp
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import os
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import sys
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import tempfile
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import unittest
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if sys.hexversion <= 0x03030000:
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from mock import patch
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else:
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from unittest.mock import patch
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import warnings
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import pkg_resources
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import glymur
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from glymur import Jp2k
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from glymur.lib import openjp2 as opj2
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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class TestJp2k(unittest.TestCase):
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def setUp(self):
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self.jp2file = pkg_resources.resource_filename(glymur.__name__,
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"data/nemo.jp2")
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imp.reload(glymur)
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imp.reload(glymur.lib.openjp2)
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def tearDown(self):
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imp.reload(glymur)
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imp.reload(glymur.lib.openjp2)
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def test_config_file_via_environ(self):
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"""Verify that we can read a configuration file set via environ var."""
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with tempfile.TemporaryDirectory() as tdir:
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configdir = os.path.join(tdir, 'glymur')
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os.mkdir(configdir)
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filename = os.path.join(configdir, 'glymurrc')
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with open(filename, 'wb') as tfile:
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tfile.write('[library]\n'.encode())
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libloc = glymur.lib.openjp2._OPENJP2._name
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line = 'openjp2: {0}\n'.format(libloc)
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tfile.write(line.encode())
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tfile.flush()
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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imp.reload(glymur.lib.openjp2)
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j = Jp2k(self.jp2file)
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def test_config_file_via_environ_is_wrong(self):
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# A non-existant library location should be rejected.
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with tempfile.TemporaryDirectory() as tdir:
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configdir = os.path.join(tdir, 'glymur')
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os.mkdir(configdir)
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fname = os.path.join(configdir, 'glymurrc')
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with open(fname, 'w') as fp:
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with tempfile.NamedTemporaryFile(suffix='.dylib') as tfile:
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fp.write('[library]\n')
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fp.write('openjp2: {0}.not.there\n'.format(tfile.name))
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fp.flush()
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur.lib.openjp2)
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def test_missing_config_file_via_environ(self):
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# Verify that we error out properly if the configuration file
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# specified via environment variable is not found.
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with tempfile.TemporaryDirectory() as tdir:
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur.lib.openjp2)
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def test_home_dir_missing_config_dir(self):
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# Verify no exception is raised if $HOME is missing .config directory.
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with tempfile.TemporaryDirectory() as tdir:
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with patch.dict('os.environ', {'HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur.lib.openjp2)
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def test_home_dir_missing_glymur_rc_dir(self):
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# Should warn but not error if $HOME/.config but no glymurrc dir.
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with tempfile.TemporaryDirectory() as tdir:
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# We need the subdirectory to be specifically named as ".config"
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# in order for this test to work. A specifically-named temporary
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# directory does not seem to be possible, so try to symlink it.
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# Supposedly the symlink gets cleaned up with tdir gets cleaned up.
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with tempfile.TemporaryDirectory(suffix=".config", dir=tdir) \
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as tdir_config:
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os.symlink(tdir_config, os.path.join(tdir, '.config'))
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with patch.dict('os.environ', {'HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur.lib.openjp2)
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if __name__ == "__main__":
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unittest.main()
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@ -20,9 +20,9 @@ from xml.etree import cElementTree as ET
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import numpy as np
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import pkg_resources
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import glymur
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from glymur import Jp2k
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from glymur.lib import openjp2 as opj2
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import glymur
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try:
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data_root = os.environ['OPJ_DATA_ROOT']
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@ -594,83 +594,6 @@ class TestJp2k(unittest.TestCase):
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with self.assertRaisesRegex(IOError, regexp) as ce:
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d = j.read(reduce=3)
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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def test_config_file_via_environ(self):
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"""Verify that we can read a configuration file set via environ var."""
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with tempfile.TemporaryDirectory() as tdir:
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configdir = os.path.join(tdir, 'glymur')
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os.mkdir(configdir)
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filename = os.path.join(configdir, 'glymurrc')
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with open(filename, 'wb') as tfile:
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tfile.write('[library]\n'.encode())
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line = 'openjp2: {0}\n'.format(glymur._OPENJP2._name)
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tfile.write(line.encode())
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tfile.flush()
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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imp.reload(glymur)
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j = Jp2k(self.jp2file)
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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def test_config_file_via_environ_is_wrong(self):
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# A non-existant library location should be rejected.
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with tempfile.TemporaryDirectory() as tdir:
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configdir = os.path.join(tdir, 'glymur')
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os.mkdir(configdir)
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fname = os.path.join(configdir, 'glymurrc')
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with open(fname, 'w') as fp:
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with tempfile.NamedTemporaryFile(suffix='.dylib') as tfile:
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fp.write('[library]\n')
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fp.write('openjp2: {0}.not.there\n'.format(tfile.name))
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fp.flush()
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur)
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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def test_missing_config_file_via_environ(self):
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# Verify that we error out properly if the configuration file
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# specified via environment variable is not found.
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with tempfile.TemporaryDirectory() as tdir:
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with patch.dict('os.environ', {'XDG_CONFIG_HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur)
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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def test_home_dir_missing_config_dir(self):
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# Verify no exception is raised if $HOME is missing .config directory.
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with tempfile.TemporaryDirectory() as tdir:
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with patch.dict('os.environ', {'HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur)
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@unittest.skipIf(sys.hexversion < 0x03020000,
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"Uses features introduced in 3.2.")
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def test_home_dir_missing_glymur_rc_dir(self):
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# Should warn but not error if $HOME/.config but no glymurrc dir.
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with tempfile.TemporaryDirectory() as tdir:
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# We need the subdirectory to be specifically named as ".config"
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# in order for this test to work. A specifically-named temporary
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# directory does not seem to be possible, so try to symlink it.
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# Supposedly the symlink gets cleaned up with tdir gets cleaned up.
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with tempfile.TemporaryDirectory(suffix=".config", dir=tdir) \
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as tdir_config:
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os.symlink(tdir_config, os.path.join(tdir, '.config'))
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with patch.dict('os.environ', {'HOME': tdir}):
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# Misconfigured new configuration file should
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# be rejected.
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with self.assertWarns(UserWarning) as cw:
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imp.reload(glymur)
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def test_xmp_attribute(self):
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# Verify that we can read the XMP packet in our shipping example file.
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j = Jp2k(self.jp2file)
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