[Piglit] [PATCH] deqp: Add test profile for external dEQP-GLES3 tests (v4)

Dylan Baker baker.dylan.c at gmail.com
Tue Dec 16 14:10:52 PST 2014


On Tuesday, December 16, 2014 01:49:20 PM Chad Versace wrote:
> Google opensourced the drawElements Quality Product Testsuite (dEQP) as
> part of the Android Lollipop release. It's git repo lives in the Android
> tree at [https://android.googlesource.com/platform/external/deqp/].
> 
> This patch adds a new module, deqp_gles3.py, that runs the dEQP-GLES3
> tests.  It queries the 'deqp-gles3' executable at runtime for the list
> of testcases.  The module attempts queries the 'deqp-gles3' executable
> only if the environment variable PIGLIT_DEQP_GLES3_EXE or the
> piglit.conf option deqp-gles3.exe is set.
> 
> Why do we need to use Pigit as the testrunner for dEQP? (After all, dEQP has
> its own testrunner). Because dEQP runs all tests in a single process. If test
> 17530 of 55409 crashes, then the dEQP testrunner crashes and the remaining
> tests never run. Piglit doesn't suffer from that problem, because it runs each
> test as a separate process.
> 
> Tested on Intel Ivybridge by running the command
>     piglit run -t dEQP-GLES3/info/vendor \
>       tests/deqp_gles3.py tests/quick.py results
> with and without PIGLIT_DEQP_GLES3_EXE set and with and without
> piglit.conf:deqp-gles.exe set. Also tested with various combinations of
> valid and invalid values for PIGLIT_DEQP_GLES_EXTRA_ARGS and
> piglit.conf:deqp-gles.extra_args.
> 
> Cc: Dylan Baker <dylanx.c.baker at intel.com>
> Cc: Michael W Mason <michael.w.mason at intel.com>
> Signed-off-by: Chad Versace <chad.versace at linux.intel.com>
> ---
> 
> v2:
>     - Remove unused imports (dcbaker)
>     - Remove extra newlines (dcbaker)
>     - Don't use 'global' keyword (dcbaker)
>     - Use global constant for DEQP_GLES3_EXE (dcbaker)
>     - Fix DEQPTest.interpret_result to correctly parse test output. (mwmason)
>     - Use 'super' keyword (dcbaker)
> 
> v3:
>     - Fix misnamed variable s/caselist_txt/caselist_path/. (mwmason)
> 
> v4:
>     - Add option piglit.conf:extra_args and env var
>       PIGLIT_DEQP_GLES3_EXTRA_ARGS. (requested by mwmason)
>     - Remove '--deqp-visibility=hidden'. (mwmason)
>     - Fixed exception handling in func get_option.
> 
> 
>  piglit.conf.example |  12 +++++
>  tests/deqp_gles3.py | 139 ++++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 151 insertions(+)
>  create mode 100644 tests/deqp_gles3.py
> 
> diff --git a/piglit.conf.example b/piglit.conf.example
> index a864c01..b3869c2 100644
> --- a/piglit.conf.example
> +++ b/piglit.conf.example
> @@ -33,6 +33,18 @@ bindir=/home/usr/oclconform
>  testA
>  testB
>  
> +;[deqp-gles3]
> +;
> +; Path to the deqp-gles3 executable. You can also set this with the environment
> +; variable PIGLIT_DEQP_GLES3_EXE. Piglit will run the dEQP-GLES3 tests if and
> +; only if this option is set.
> +;exe=/home/knuth/deqp/modules/gles3/deqp-gles3
> +;
> +; Space-separated list of extra command line arguments for deqp-gles3. The
> +; option is not required. The environment variable PIGLIT_DEQP_GLES3_EXTRA_ARGS
> +; overrides the value set here.
> +;extra_args=--deqp-visibility hidden
> +
>  ; Section for specific oclconform test.  One of these sections is required for
>  ; each test list in the oclconform section and must be called:
>  ; oclconform-$testname
> diff --git a/tests/deqp_gles3.py b/tests/deqp_gles3.py
> new file mode 100644
> index 0000000..b1bb33b
> --- /dev/null
> +++ b/tests/deqp_gles3.py
> @@ -0,0 +1,139 @@
> +# Copyright 2014 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.
> +
> +import ConfigParser
> +import os
> +import subprocess
> +
> +# Piglit modules
> +import framework
> +from framework.profile import Test, TestProfile
> +
> +__all__ = ['profile']
> +
> +def get_option(env_varname, config_option):
> +    """Query the given environment variable and then piglit.conf for the
> +    option. Return None if the option is unset.
> +    """
> +    opt = os.environ.get(env_varname, None)
> +    if opt is not None:
> +        return opt
> +
> +    try:
> +        opt = framework.core.PIGLIT_CONFIG.get(config_option[0],
> +                                               config_option[1])
> +    except ConfigParser.NoSectionError:
> +        pass
> +    except ConfigParser.NoOptionError:
> +        pass

You should combine these

> +
> +    return opt
> +
> +
> +# Path to the deqp-gles3 executable.
> +DEQP_GLES3_EXE = get_option('PIGLIT_DEQP_GLES3_EXE', ('deqp-gles3', 'exe'))
> +
> +DEQP_GLES3_EXTRA_ARGS = get_option('PIGLIT_DEQP_GLES3_EXTRA_ARGS',
> +                                   ('deqp-gles3', 'extra_args'))
> +
> +
> +def gen_caselist_txt():
> +    """Generate dEQP-GLES3-cases.txt and return its path."""
> +    # dEQP is stupid (2014-12-07):
> +    #   1. To generate the caselist file, dEQP requires that the process's
> +    #      current directory must be that same as that of the executable.
> +    #      Otherwise, it fails to find its data files.
> +    #   2. dEQP creates the caselist file in the process's current directory
> +    #      and provides no option to change its location.
> +    #   3. dEQP creates a GL context when generating the caselist. Therefore,
> +    #      the caselist must be generated on the test target rather than the
> +    #      build host. In other words, when the build host and test target
> +    #      differ then we cannot pre-generate the caselist on the build host:
> +    #      we must *dynamically* generate it during the testrun.
> +    basedir = os.path.dirname(DEQP_GLES3_EXE)
> +    caselist_path = os.path.join(basedir, 'dEQP-GLES3-cases.txt')
> +    subprocess.check_call(
> +        [DEQP_GLES3_EXE, '--deqp-runmode=txt-caselist'],
> +        cwd=basedir)
> +    assert os.path.exists(caselist_path)
> +    return caselist_path
> +
> +
> +def iter_deqp_test_cases():
> +    """Iterate over original dEQP GLES3 testcase names."""
> +    caselist_path = gen_caselist_txt()
> +    with open(caselist_path) as caselist_file:
> +        for i, line in enumerate(caselist_file):
> +            if line.startswith('GROUP:'):
> +                continue
> +            elif line.startswith('TEST:'):
> +                yield line[len('TEST:'):].strip()
> +            else:
> +                raise Exception('{0}:{1}: ill-formed line'.format(caselist_path, i))
> +
> +
> +class DEQPTest(Test):
> +
> +    __RESULT_MAP = {"Pass"           : "pass",
> +                    "Fail"           : "fail",
> +                    "QualityWarning" : "warn",
> +                    "InternalError"  : "fail",
> +                    "Crash"          : "crash",
> +                    "NotSupported"   : "skip"}
> +
> +    def __init__(self, case_name):
> +        command = [DEQP_GLES3_EXE, '--deqp-case=' + case_name]
> +        if DEQP_GLES3_EXTRA_ARGS is not None:
> +            command.extend(DEQP_GLES3_EXTRA_ARGS.split())
> +        super(DEQPTest, self).__init__(command)
> +
> +        # dEQP's working directory must be the same as that of the executable,
> +        # otherwise it cannot find its data files (2014-12-07).
> +        self.cwd = os.path.dirname(DEQP_GLES3_EXE)
> +
> +    def interpret_result(self):
> +        if self.result['returncode'] != 0:
> +            self.result['result'] = 'fail'
> +            return
> +
> +        for line in self.result['out'].split('\n'):
> +            line = line.lstrip()
> +            for k, v in DEQPTest.__RESULT_MAP.iteritems():
> +                if line.startswith(k):
> +                    self.result['result'] = v
> +                    return
> +
> +        # We failed to parse the test output. Fallback to 'fail'.
> +        self.result['result'] = 'fail'
> +
> +def add_tests():
> +    if DEQP_GLES3_EXE is None:
> +        return
> +
> +    for deqp_testname in iter_deqp_test_cases():
> +        # dEQP uses '.' as the testgroup separator.
> +        piglit_testname = deqp_testname.replace('.', '/')
> +
> +        test = DEQPTest(deqp_testname)
> +        profile.test_list[piglit_testname] = test
> +
> +
> +profile = TestProfile()
> +add_tests()
> -- 
> 2.2.0
> 
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> 
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