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How to use fixture0 method in Slash

Best Python code snippet using slash

test_fixture_mechanism.py

Source:test_fixture_mechanism.py

...24    for i in [1, 2, 3]:25        assert d['fixture{}'.format(i)] == i26def test_fixture_id_remains_even_when_context_popped(store):27    @slash.fixture28    def fixture0():29        pass30    store.push_namespace()31    store.add_fixture(fixture0)32    store.resolve()33    fixture_obj = store.get_fixture_by_name('fixture0')34    assert fixture_obj.fixture_func is fixture035    fixture_id = fixture_obj.info.id36    assert store.get_fixture_by_id(fixture_id) is fixture_obj37    store.pop_namespace()38    with pytest.raises(UnknownFixtures):39        store.get_fixture_by_name('fixture0')40    assert store.get_fixture_by_id(fixture_id) is fixture_obj41def test_namespace_get_fixture_by_name_default(store):42    obj = object()43    assert store.get_current_namespace().get_fixture_by_name('nonexisting', default=obj) is obj44def test_namespace_get_fixture_by_name_no_default(store):45    ns = store.get_current_namespace()46    with pytest.raises(UnknownFixtures):47        ns.get_fixture_by_name('nonexisting')48def test_variations_no_names(store):49    assert list(store.iter_parametrization_variations([])) == [{}]50def test_adding_fixture_twice_to_store(store):51    @slash.fixture52    def fixture0():53        pass54    store.add_fixture(fixture0)55    fixtureobj = store.get_fixture_by_name('fixture0')56    store.add_fixture(fixture0)57    assert store.get_fixture_by_name('fixture0') is fixtureobj58def test_fixture_store_namespace_repr(store):59    @store.add_fixture60    @slash.fixture61    def fixture0():62        pass63    ns = store.get_current_namespace()64    assert str(ns) == repr(ns)65    assert repr(ns) == 'Fixture NS#0: fixture0'66def test_fixture_parameters(store):67    @store.add_fixture68    @slash.fixture69    def value(x, a):70        assert a == 'a', 'Fixture got unexpectedly overriden by parameter'71        return x72    @store.add_fixture73    @slash.fixture74    def a():75        return 'a'76    @store.add_fixture77    @slash.fixture78    @slash.parametrize('a', [1, 2, 3])79    def x(a, b):80        return (a, b)81    @store.add_fixture82    @slash.parametrize('b', [4, 5, 6])83    @slash.fixture84    def b(b):85        return b86    store.resolve()87    with slash.Session():88        variations = list(_get_all_values(store, 'value'))89    assert set(variations) == set(itertools.product([1, 2, 3], [4, 5, 6]))90def test_fixture_tuple_parameters(store):91    @store.add_fixture92    @slash.fixture93    @slash.parametrize(('a', 'b'), [(1, 2), (3, 4)])94    def x(a, b):95        return a + b96    store.resolve()97    with slash.Session():98        variations = list(_get_all_values(store, 'x'))99    assert variations == [3, 7]100def test_variation_equality(store):101    @store.add_fixture102    @slash.fixture103    @slash.parametrize('a', [1, 2, 3])104    def fixture(a):105        pass106    store.resolve()107    prev_variation = None108    for variation in store.iter_parametrization_variations(fixture_ids=[store.get_fixture_by_name('fixture').info.id]):109        assert variation == variation110        assert not (variation != variation)  # pylint: disable=superfluous-parens111        assert variation != prev_variation112        assert not (variation == prev_variation)  # pylint: disable=superfluous-parens113        prev_variation = variation114def _get_all_values(store, fixture_name):115    returned = []116    for variation in store.iter_parametrization_variations(fixture_ids=[store.get_fixture_by_name(fixture_name).info.id]):117        store.push_scope('test')118        with bound_parametrizations_context(variation, store, store.get_current_namespace()):119            returned.append(120                store.get_fixture_dict([fixture_name])[fixture_name])121        store.pop_scope('test')122    return returned123@pytest.mark.parametrize('scopes', [('module', 'test'), ('session', 'module'), ('session', 'test')])124def test_wrong_scoping(store, scopes):125    @store.add_fixture126    @slash.fixture(scope=scopes[0])127    def fixture1(fixture2):128        pass129    @store.add_fixture130    @slash.fixture(scope=scopes[1])131    def fixture2():132        pass133    with pytest.raises(InvalidFixtureScope):134        store.resolve()135def test_this_argument(store):136    @store.add_fixture137    @slash.fixture138    def sample(this, other):139        assert this.name == 'sample'140        assert other == 'ok_other'141        return 'ok_sample'142    @store.add_fixture143    @slash.fixture144    def other(this):145        assert this.name == 'other'146        return 'ok_other'147    store.resolve()148    assert store.get_fixture_dict(['sample']) == {149        'sample': 'ok_sample',150    }151def test_fixture_store_unresolved(store):152    @store.add_fixture153    @slash.fixture154    def some_fixture(a, b, c):155        return a + b + c156    with pytest.raises(UnresolvedFixtureStore):157        store.get_fixture_dict(['some_fixture'])158def test_fixture_store_resolve_missing_fixtures(store):159    @store.add_fixture160    @slash.fixture161    def some_fixture(a, b, c):162        return a + b + c163    with pytest.raises(UnknownFixtures):164        store.resolve()165def test_get_all_needed_fixture_ids(store):166    @store.add_fixture167    @slash.fixture168    @slash.parametrize('param', [1, 2, 3])169    def fixture1(param):  # pylint: disable=unused-argument170        pass171    @store.add_fixture172    @slash.fixture173    def fixture2(fixture1):  # pylint: disable=unused-argument174        pass175    @store.add_fixture176    @slash.fixture177    @slash.parametrize('param', [4, 5, 6])178    def fixture3(fixture2, param):  # pylint: disable=unused-argument179        pass180    fixtureobj = store.get_fixture_by_id(fixture3.__slash_fixture__.id)181    with pytest.raises(UnresolvedFixtureStore):182        store.get_all_needed_fixture_ids(fixtureobj)183    store.resolve()184    assert len(set(store.get_all_needed_fixture_ids(fixtureobj))) == 2185def test_get_all_needed_fixture_ids_of_parametrization(store):186    @store.add_fixture187    @slash.fixture188    @slash.parametrize('param', [1, 2, 3])189    def fixture1(param):  # pylint: disable=unused-argument190        pass191    fixtureobj = store.get_fixture_by_id(fixture1.__slash_fixture__.id)192    [(_, param_fixtureobj)] = iter_parametrization_fixtures(fixture1)193    with pytest.raises(UnresolvedFixtureStore):194        store.get_all_needed_fixture_ids(fixtureobj)195    store.resolve()196    needed = set(store.get_all_needed_fixture_ids(param_fixtureobj))197    assert len(needed) == 1198    assert needed == set([param_fixtureobj.info.id])199def test_fixture_store_iter_parametrization_variations_missing_fixtures(store):200    def test_func(needed_fixture):201        pass202    with pytest.raises(UnknownFixtures):203        list(store.iter_parametrization_variations(funcs=[test_func]))204def test_fixture_store_iter_parametrization_variations_unresolved(store):205    @store.add_fixture206    @slash.fixture207    @slash.parametrize('x', [1, 2, 3])208    def needed_fixture(x):209        pass210    def test_func(needed_fixture):211        pass212    with pytest.raises(UnresolvedFixtureStore):213        list(store.iter_parametrization_variations(funcs=[test_func]))214def test_fixture_dependency(store):215    counter = itertools.count()216    @store.add_fixture217    @slash.fixture218    def fixture1(fixture2):219        assert fixture2 == 'fixture2_value_0'220        return 'fixture1_value_{}'.format(next(counter))221    @store.add_fixture222    @slash.fixture223    def fixture2():224        return 'fixture2_value_{}'.format(next(counter))225    store.resolve()226    assert store.get_fixture_dict(['fixture1', 'fixture2']) == {227        'fixture1': 'fixture1_value_1',228        'fixture2': 'fixture2_value_0',229    }230def test_nested_store_resolution_activation(store):231    store.push_namespace()232    @store.add_fixture233    @slash.fixture234    def fixture0():235        return '0'236    store.push_namespace()237    @store.add_fixture238    @slash.fixture239    def fixture1(fixture0):240        assert fixture0 == '0'241        return '1'242    store.push_namespace()243    @store.add_fixture244    @slash.fixture245    def fixture2(fixture1, fixture0):246        assert fixture0 == '0'247        assert fixture1 == '1'248        return '2'...

perf_process.py

Source:perf_process.py

1""""""2from __future__ import division  # 1/2 == 0.5, as in Py33from __future__ import absolute_import  # avoid hiding global modules with locals4from __future__ import print_function  # force use of print("hello")5from __future__ import unicode_literals  # force unadorned strings "" to be unicode without prepending u""6import subprocess7import unittest8import os9FIXTURE0 = """     0.100167119              3,183 cache-misses   """10ANSWER0 = 318311FIXTURE1 = """#           time             counts events\n     0.100167119              3,183 cache-misses             \n     0.200354348              4,045 cache-misses             \n     """12ANSWER1 = [3183, 4045]13FIXTURE2 = """     3.501390851        471,219,787 stalled-cycles-frontend\n  14.005319456          2,249,115 stalled-cycles-frontend  """14ANSWER2 = [471219787,  2249115]15EVENT_TYPE_CM = "cache-misses"16EVENT_TYPE_SCF = "stalled-cycles-frontend"17EVENT_TYPE_I = "instructions"18EVENT_TYPES = set([EVENT_TYPE_CM, EVENT_TYPE_SCF, EVENT_TYPE_I])19EVENT_TYPE = EVENT_TYPE_CM20def process_line(line):21    """Process a single output line from perf-stat, extract only a value (skip help lines)"""22    line_bits = line.split()23    #print(line_bits)24    try:25        value = float(line_bits[1].replace(',', ''))26    except ValueError:27        if line_bits[2] in EVENT_TYPES:28            # we only get here if we've got a value and a key29            key = line_bits[2]30        value = None31    except IndexError:32        value = None33    return value34def process_lines(lines):35    """Process many lines of perf-stat output, extract the values"""36    # we're assuming we have \n as line endings in this long string37    values = []38    for line in lines.split('\n'):39        value = process_line(line)40        if value:41            values.append(value)42    return values43class Test(unittest.TestCase):44    def test1(self):45        answer0 = process_line(FIXTURE0)46        self.assertEqual(ANSWER0, answer0)47    def test_process_lines(self):48        values = process_lines(FIXTURE0)49        self.assertEqual(values, [ANSWER0])50    def test_process_lines2(self):51        # check we can process the cache-misses messages52        values = process_lines(FIXTURE1)53        self.assertEqual(values, ANSWER1)54        # check that if we have repeated help messages, we still extract the55        # values we expect56        values = process_lines(FIXTURE1+FIXTURE1)57        self.assertEqual(values, ANSWER1+ANSWER1)58    def test_process_lines3(self):59        # check we can process stalled-cycles-frontend messages60        values = process_lines(FIXTURE2)61        self.assertEqual(values, ANSWER2)62def run_capture_perf(pid):63    """Start a perf stat process monitoring pid every 100ms"""64    cmd = "perf stat --pid {pid} --event {event_type} -I 100".format(pid=pid, event_type=EVENT_TYPE)65    #print("run_capture_perf running:", cmd)  # debug message66    proc = subprocess.Popen(cmd.split(), stderr=subprocess.PIPE)67    return proc68def finish_perf(proc):69    """Finish collecting data, parse and return"""70    # once the job has finished, kill recording71    proc.kill()72    # now block to gather all output data73    (stdoutdata, stderrdata) = proc.communicate()74    # example stderrdata output:75    # #           time             counts events76    # 0.100173796              2,761 cache-misses77    # 0.200387519              4,232 cache-misses78    # 0.300540762              5,277 cache-misses79    # 0.400778748              3,916 cache-misses80    stderrdata = stderrdata.decode('ascii')  # assume ascii81    values = process_lines(stderrdata)82    return values83if __name__ == "__main__":84    # simple test for a hardcoded pid gathered over 0.5 seconds85    pid = os.getpid()86    print("Using pid:", pid)87    proc = run_capture_perf(pid)88    import time89    time.sleep(0.5)90    values = finish_perf(proc)...

test0.py

Source:test0.py

1import pytest2from django.contrib.auth.models import User3@pytest.fixture(scope='class')4def fixture0():5    alto = User.objects.create_user('foo', password='foo')6    return7@pytest.mark.django_db8def test0(fixture0):...

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