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# Copyright (c) 2015-2016 Intel Corporation
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
"""Mixins for OpenGL derived tests."""
from __future__ import (
absolute_import, division, print_function, unicode_literals
)
import os
import warnings
import six
from framework import wflinfo
from .base import TestIsSkip
# pylint: disable=too-few-public-methods
__all__ = [
'FastSkip',
'FastSkipMixin',
]
class FastSkip(object):
"""A class for testing OpenGL requirements.
This class provides a mechanism for testing OpenGL requirements, and
skipping tests that have unmet requirements
This requires wflinfo to be installed and accessible to provide its
functionality, however, it will no-op if wflinfo is not accessible.
The design of this function is conservative. The design goal is that it
it is better to run a few tests that could have been skipped, than to skip
all the tests that could have, but also a few that should have run.
Keyword Arguments:
gl_required -- This is a set of extensions that are required for
running the test.
gl_version -- A float that is the required version number for an
OpenGL test.
gles_version -- A float that is the required version number for an
OpenGL ES test
glsl_version -- A float that is the required version number of OpenGL
Shader Language for a test
glsl_es_version -- A float that is the required version number of OpenGL ES
Shader Language for a test
"""
__slots__ = ['gl_required', 'gl_version', 'gles_version', 'glsl_version',
'glsl_es_version']
info = wflinfo.WflInfo()
def __init__(self, gl_required=None, gl_version=None, gles_version=None,
glsl_version=None, glsl_es_version=None):
self.gl_required = gl_required or set()
self.gl_version = gl_version
self.gles_version = gles_version
self.glsl_version = glsl_version
self.glsl_es_version = glsl_es_version
def test(self):
"""Skip this test if any of its feature requirements are unmet.
If no extensions were calculated (if wflinfo isn't installed) then run
all tests.
Raises:
TestIsSkip -- if any of the conditions passed to self are false
"""
if self.info.gl_extensions:
for extension in self.gl_required:
if extension not in self.info.gl_extensions:
raise TestIsSkip(
'Test requires extension {} '
'which is not available'.format(extension))
# TODO: Be able to handle any operator
if (self.info.gl_version is not None
and self.gl_version is not None
and self.gl_version > self.info.gl_version):
raise TestIsSkip(
'Test requires OpenGL version {}, '
'but only {} is available'.format(
self.gl_version, self.info.gl_version))
# TODO: Be able to handle any operator
if (self.info.gles_version is not None
and self.gles_version is not None
and self.gles_version > self.info.gles_version):
raise TestIsSkip(
'Test requires OpenGL ES version {}, '
'but only {} is available'.format(
self.gles_version, self.info.gles_version))
# TODO: Be able to handle any operator
if (self.info.glsl_version is not None
and self.glsl_version is not None
and self.glsl_version > self.info.glsl_version):
raise TestIsSkip(
'Test requires OpenGL Shader Language version {}, '
'but only {} is available'.format(
self.glsl_version, self.info.glsl_version))
# TODO: Be able to handle any operator
if (self.info.glsl_es_version is not None
and self.glsl_es_version is not None
and self.glsl_es_version > self.info.glsl_es_version):
raise TestIsSkip(
'Test requires OpenGL ES Shader Language version {}, '
'but only {} is available'.format(
self.glsl_es_version, self.info.glsl_es_version))
class FastSkipMixin(object):
"""Fast test skipping for OpenGL based suites.
This provides an is_skip() method which will skip the test if any of its
requirements are not met.
This is a wrapper around the FastSkip object which makes it easier to
integrate into existing classes (and maintains API compatibility). It thus
has all of the same requirements as that class.
It also provides new attributes:
gl_required -- This is a set of extensions that are required for
running the test.
gl_version -- A float that is the required version number for an
OpenGL test.
gles_version -- A float that is the required version number for an
OpenGL ES test
glsl_version -- A float that is the required version number of OpenGL
Shader Language for a test
glsl_es_version -- A float that is the required version number of OpenGL ES
Shader Language for a test
"""
def __init__(self, command, gl_required=None, gl_version=None,
gles_version=None, glsl_version=None, glsl_es_version=None,
**kwargs): # pylint: disable=too-many-arguments
super(FastSkipMixin, self).__init__(command, **kwargs)
self.__skiper = FastSkip(gl_required=gl_required,
gl_version=gl_version,
gles_version=gles_version,
glsl_version=glsl_version,
glsl_es_version=glsl_es_version)
@property
def gl_required(self):
return self.__skiper.gl_required
@gl_required.setter
def gl_required(self, new):
self.__skiper.gl_required = new
@property
def gl_version(self):
return self.__skiper.gl_version
@gl_version.setter
def gl_version(self, new):
self.__skiper.gl_version = new
@property
def gles_version(self):
return self.__skiper.gles_version
@gles_version.setter
def gles_version(self, new):
self.__skiper.gles_version = new
@property
def glsl_version(self):
return self.__skiper.glsl_version
@glsl_version.setter
def glsl_version(self, new):
self.__skiper.glsl_version = new
@property
def glsl_es_version(self):
return self.__skiper.glsl_es_version
@glsl_es_version.setter
def glsl_es_version(self, new):
self.__skiper.glsl_es_version = new
def is_skip(self):
"""Skip this test if any of its feature requirements are unmet.
If no extensions were calculated (if wflinfo isn't installed) then run
all tests.
"""
self.__skiper.test()
super(FastSkipMixin, self).is_skip()
class FastSkipDisabled(object):
"""A no-op version of FastSkip."""
__slots__ = ['gl_required', 'gl_version', 'gles_version', 'glsl_version',
'glsl_es_version']
def __init__(self, gl_required=None, gl_version=None, gles_version=None,
glsl_version=None, glsl_es_version=None):
self.gl_required = gl_required or set()
self.gl_version = gl_version
self.gles_version = gles_version
self.glsl_version = glsl_version
self.glsl_es_version = glsl_es_version
def test(self):
pass
class FastSkipMixinDisabled(object):
def __init__(self, command, gl_required=None, gl_version=None,
gles_version=None, glsl_version=None, glsl_es_version=None,
**kwargs): # pylint: disable=too-many-arguments
# Tests that implement the FastSkipMixin expect to have these values
# set, so just fill them in with the default values.
self.gl_required = set()
self.gl_version = None
self.gles_version = None
self.glsl_version = None
self.glsl_es_version = None
super(FastSkipMixinDisabled, self).__init__(command, **kwargs)
# Shadow the real FastSkipMixin with the Disabled version if
# PIGLIT_NO_FAST_SKIP is truthy
if bool(os.environ.get('PIGLIT_NO_FAST_SKIP', False)):
warnings.warn('Fast Skipping Disabled')
# TODO: we can probably get rid of the FastSkipMixinDisabled and just rely
# on the FastSkipDisabled
# pylint: disable=invalid-name
FastSkipMixin = FastSkipMixinDisabled
FastSkip = FastSkipDisabled
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