[Piglit] [RFC 7/9] framework: split junit and generic backend tests

Dylan Baker baker.dylan.c at gmail.com
Mon Apr 6 14:30:17 PDT 2015


This patch moves the tests for the junit backend out of the module for
generic backend tests into it's own module.

Signed-off-by: Dylan Baker <dylanx.c.baker at intel.com>
---
 framework/tests/backends_tests.py                  | 149 +-----------------
 .../{backends_tests.py => junit_backends_tests.py} | 173 +--------------------
 2 files changed, 4 insertions(+), 318 deletions(-)
 copy framework/tests/{backends_tests.py => junit_backends_tests.py} (55%)

diff --git a/framework/tests/backends_tests.py b/framework/tests/backends_tests.py
index 108f114..39d37c1 100644
--- a/framework/tests/backends_tests.py
+++ b/framework/tests/backends_tests.py
@@ -25,14 +25,10 @@
 from __future__ import print_function, absolute_import
 import os
 
-try:
-    from lxml import etree
-except ImportError:
-    import xml.etree.cElementTree as etree
 import nose.tools as nt
 from nose.plugins.skip import SkipTest
 
-from framework import core, results, backends, grouptools
+from framework import core, backends
 import framework.tests.utils as utils
 
 
@@ -43,9 +39,6 @@ BACKEND_INITIAL_META = {
     'options': {k: v for k, v in core.Options()},
 }
 
-JUNIT_SCHEMA = 'framework/tests/schema/junit-7.xsd'
-
-doc_formatter = utils.DocFormatter({'seperator': grouptools.SEPARATOR})
 
 # Helpers
 
@@ -204,143 +197,3 @@ def test_set_meta_notimplemented():
     """backends.load(): An error is raised if a set_meta isn't properly implmented.
     """
     backends.set_meta('test_backend', {})
-
-
-class TestJunitNoTests(utils.StaticDirectory):
-    @classmethod
-    def setup_class(cls):
-        super(TestJunitNoTests, cls).setup_class()
-        test = backends.junit.JUnitBackend(cls.tdir)
-        test.initialize(BACKEND_INITIAL_META)
-        test.finalize()
-        cls.test_file = os.path.join(cls.tdir, 'results.xml')
-
-    def test_xml_well_formed(self):
-        """ JUnitBackend.__init__ and finalize produce well formed xml
-
-        While it will produce valid XML, it cannot produc valid JUnit, since
-        JUnit requires at least one test to be valid
-
-        """
-        try:
-            etree.parse(self.test_file)
-        except Exception as e:
-            raise AssertionError(e)
-
-
-class TestJUnitSingleTest(TestJunitNoTests):
-    @classmethod
-    def setup_class(cls):
-        super(TestJUnitSingleTest, cls).setup_class()
-        cls.test_file = os.path.join(cls.tdir, 'results.xml')
-        test = backends.junit.JUnitBackend(cls.tdir)
-        test.initialize(BACKEND_INITIAL_META)
-        test.write_test(
-            grouptools.join('a', 'test', 'group', 'test1'),
-            results.TestResult({
-                'time': 1.2345,
-                'result': 'pass',
-                'out': 'this is stdout',
-                'err': 'this is stderr',
-                'command': 'foo',
-            })
-        )
-        test.finalize()
-
-    def test_xml_well_formed(self):
-        """ JUnitBackend.write_test() (once) produces well formed xml """
-        super(TestJUnitSingleTest, self).test_xml_well_formed()
-
-    def test_xml_valid(self):
-        """ JUnitBackend.write_test() (once) produces valid xml """
-        if etree.__name__ != 'lxml.etree':
-            raise SkipTest("Test requires lxml.")
-        schema = etree.XMLSchema(file=JUNIT_SCHEMA)
-        with open(self.test_file, 'r') as f:
-            assert schema.validate(etree.parse(f)), 'xml is not valid'
-
-
-class TestJUnitMultiTest(TestJUnitSingleTest):
-    @classmethod
-    def setup_class(cls):
-        super(TestJUnitMultiTest, cls).setup_class()
-        cls.test_file = os.path.join(cls.tdir, 'results.xml')
-        test = backends.junit.JUnitBackend(cls.tdir)
-        test.initialize(BACKEND_INITIAL_META)
-        test.write_test(
-            grouptools.join('a', 'test', 'group', 'test1'),
-            results.TestResult({
-                'time': 1.2345,
-                'result': 'pass',
-                'out': 'this is stdout',
-                'err': 'this is stderr',
-                'command': 'foo',
-            })
-        )
-        test.write_test(
-            grouptools.join('a', 'different', 'test', 'group', 'test2'),
-            results.TestResult({
-                'time': 1.2345,
-                'result': 'fail',
-                'out': 'this is stdout',
-                'err': 'this is stderr',
-                'command': 'foo',
-            })
-        )
-        test.finalize()
-
-    def test_xml_well_formed(self):
-        """ JUnitBackend.write_test() (twice) produces well formed xml """
-        super(TestJUnitMultiTest, self).test_xml_well_formed()
-
-    def test_xml_valid(self):
-        """ JUnitBackend.write_test() (twice) produces valid xml """
-        super(TestJUnitMultiTest, self).test_xml_valid()
-
-
- at doc_formatter
-def test_junit_replace():
-    """JUnitBackend.write_test: '{seperator}' is replaced with '.'"""
-    with utils.tempdir() as tdir:
-        test = backends.junit.JUnitBackend(tdir)
-        test.initialize(BACKEND_INITIAL_META)
-        test.write_test(
-            grouptools.join('a', 'test', 'group', 'test1'),
-            results.TestResult({
-                'time': 1.2345,
-                'result': 'pass',
-                'out': 'this is stdout',
-                'err': 'this is stderr',
-                'command': 'foo',
-            })
-        )
-        test.finalize()
-
-        test_value = etree.parse(os.path.join(tdir, 'results.xml')).getroot()
-
-    nt.assert_equal(test_value.find('.//testcase').attrib['classname'],
-                    'piglit.a.test.group')
-
-
-def test_junit_skips_bad_tests():
-    """ backends.JUnitBackend skips illformed tests """
-    with utils.tempdir() as tdir:
-        test = backends.junit.JUnitBackend(tdir)
-        test.initialize(BACKEND_INITIAL_META)
-        test.write_test(
-            grouptools.join('a', 'test', 'group', 'test1'),
-            results.TestResult({
-                'time': 1.2345,
-                'result': 'pass',
-                'out': 'this is stdout',
-                'err': 'this is stderr',
-                'command': 'foo',
-            })
-        )
-        with open(os.path.join(tdir, 'tests', '1.xml'), 'w') as f:
-            f.write('bad data')
-
-        try:
-            test.finalize()
-        except etree.ParseError as e:
-            raise AssertionError(e)
diff --git a/framework/tests/backends_tests.py b/framework/tests/junit_backends_tests.py
similarity index 55%
copy from framework/tests/backends_tests.py
copy to framework/tests/junit_backends_tests.py
index 108f114..9afef75 100644
--- a/framework/tests/backends_tests.py
+++ b/framework/tests/junit_backends_tests.py
@@ -30,181 +30,16 @@ try:
 except ImportError:
     import xml.etree.cElementTree as etree
 import nose.tools as nt
-from nose.plugins.skip import SkipTest
 
-from framework import core, results, backends, grouptools
+from framework import results, backends, grouptools
 import framework.tests.utils as utils
+from .backends_tests import BACKEND_INITIAL_META
 
 
-BACKEND_INITIAL_META = {
-    'name': 'name',
-    'test_count': 0,
-    'env': {},
-    'options': {k: v for k, v in core.Options()},
-}
-
 JUNIT_SCHEMA = 'framework/tests/schema/junit-7.xsd'
 
 doc_formatter = utils.DocFormatter({'seperator': grouptools.SEPARATOR})
 
-# Helpers
-
-def _notimplemented_setup():
-    """Setup function that injects a new test Registry into the BACKENDS
-    variable.
-
-    should be used in conjunction with the _registry_teardown method.
-
-    """
-    backends.BACKENDS['test_backend'] = backends.register.Registry(
-        extensions=['.test_backend'],
-        backend=None,
-        load=None,
-        meta=None,
-    )
-
-
-def _registry_teardown():
-    """Remove the test_backend Register from backends.BACKENDS."""
-    del backends.BACKENDS['test_backend']
-
-
-# Tests
-
-
- at utils.nose_generator
-def test_get_backend():
-    """ Generate tests to get various backends """
-    # We use a hand generated list here to ensure that we are getting what we
-    # expect
-    backends_ = {
-        'json': backends.json.JSONBackend,
-        'junit': backends.junit.JUnitBackend,
-    }
-
-    def check(n, i):
-        return nt.assert_is(backends.get_backend(n), i)
-
-    for name, inst in backends_.iteritems():
-        check.description = 'get_backend({0}) returns {0} backend'.format(name)
-        yield check, name, inst
-
-
- at nt.raises(backends.BackendError)
-def test_get_backend_unknown():
-    """backends.get_backend: An error is raised with an unkown backend."""
-    backends.get_backend('obviously fake backend')
-
-
- at nt.raises(backends.BackendNotImplementedError)
- at nt.with_setup(_notimplemented_setup, _registry_teardown)
-def test_get_backend_notimplemented():
-    """backends.get_backend: An error is raised if a backend isn't implemented.
-    """
-    backends.get_backend('test_backend')
-
-
- at nt.with_setup(teardown=_registry_teardown)
- at utils.test_in_tempdir
-def test_load():
-    """backends.load(): works as expected.
-
-    This is an interesting function to test, because it is just a wrapper that
-    returns a TestrunResult object. So most of the testing should be happening
-    in the tests for each backend.
-
-    However, we can test this by injecting a fake backend, and ensuring that we
-    get back what we expect. What we do is inject list(), which menas that we
-    should get back [file_path].
-
-    """
-    backends.BACKENDS['test_backend'] = backends.register.Registry(
-        extensions=['.test_extension'],
-        backend=None,
-        load=lambda x: [x],
-        meta=None,
-    )
-
-    file_path = 'foo.test_extension'
-    with open(file_path, 'w') as f:
-        f.write('foo')
-
-    test = backends.load(file_path)
-    nt.assert_list_equal([file_path], test)
-
-
- at nt.raises(backends.BackendError)
- at utils.test_in_tempdir
-def test_load_unknown():
-    """backends.load(): An error is raised if no modules supportes `extension`
-    """
-    file_path = 'foo.test_extension'
-
-    with open(file_path, 'w') as f:
-        f.write('foo')
-    backends.load(file_path)
-
-
- at utils.no_error
- at nt.with_setup(_notimplemented_setup, _registry_teardown)
- at utils.test_in_tempdir
-def test_load_resume():
-    """backends.load: works for resuming (no extension known)."""
-    backends.BACKENDS['test_backend'] = backends.register.Registry(
-        extensions=['.test_backend'],
-        backend=None,
-        load=lambda x: x,
-        meta=None,
-    )
-    os.mkdir('tests')
-    name = os.path.join('tests', '0.test_backend')
-    with open(name, 'w') as f:
-        f.write('foo')
-
-    backends.load('.')
-
-
- at nt.raises(backends.BackendNotImplementedError)
- at nt.with_setup(_notimplemented_setup, _registry_teardown)
- at utils.test_in_tempdir
-def test_load_notimplemented():
-    """backends.load(): An error is raised if a loader isn't properly implmented.
-    """
-    file_path = 'foo.test_backend'
-    with open(file_path, 'w') as f:
-        f.write('foo')
-
-    backends.load(file_path)
-
-
-def test_set_meta():
-    """backends.set_meta(): Works as expected."""
-    backends.BACKENDS['test_backend'] = backends.register.Registry(
-        extensions=None,
-        backend=None,
-        load=None,
-        meta=lambda x: x.append('bar'),
-    )
-
-    test = ['foo']
-
-    backends.set_meta('test_backend', test)
-    nt.assert_list_equal(test, ['foo', 'bar'])
-
-
- at nt.raises(backends.BackendError)
-def test_set_meta_no_backened():
-    """backends.set_meta: raises an error if there is no meta function."""
-    backends.set_meta('foo', {})
-
-
- at nt.raises(backends.BackendNotImplementedError)
- at nt.with_setup(_notimplemented_setup, _registry_teardown)
-def test_set_meta_notimplemented():
-    """backends.load(): An error is raised if a set_meta isn't properly implmented.
-    """
-    backends.set_meta('test_backend', {})
-
 
 class TestJunitNoTests(utils.StaticDirectory):
     @classmethod
@@ -253,8 +88,6 @@ class TestJUnitSingleTest(TestJunitNoTests):
 
     def test_xml_valid(self):
         """ JUnitBackend.write_test() (once) produces valid xml """
-        if etree.__name__ != 'lxml.etree':
-            raise SkipTest("Test requires lxml.")
         schema = etree.XMLSchema(file=JUNIT_SCHEMA)
         with open(self.test_file, 'r') as f:
             assert schema.validate(etree.parse(f)), 'xml is not valid'
@@ -278,7 +111,7 @@ class TestJUnitMultiTest(TestJUnitSingleTest):
             })
         )
         test.write_test(
-            grouptools.join('a', 'different', 'test', 'group', 'test2'),
+            'a/different/test/group/test2',
             results.TestResult({
                 'time': 1.2345,
                 'result': 'fail',
-- 
2.3.5



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