python类Item()的实例源码

def pytest_collectreport(self, report):
        if report.failed:
            self.stats.setdefault("error", []).append(report)
        elif report.skipped:
            self.stats.setdefault("skipped", []).append(report)
        items = [x for x in report.result if isinstance(x, pytest.Item)]
        self._numcollected += len(items)
        if self.isatty:
            #self.write_fspath_result(report.nodeid, 'E')
            self.report_collect()

def pytest_namespace():
    collect = dict(Item=Item, Collector=Collector, File=File, Session=Session)
    return dict(collect=collect)

def __init__(self, name, parent=None, config=None, session=None):
        super(Item, self).__init__(name, parent, config, session)
        self._report_sections = []

def _matchnodes(self, matching, names):
        if not matching or not names:
            return matching
        name = names[0]
        assert name
        nextnames = names[1:]
        resultnodes = []
        for node in matching:
            if isinstance(node, pytest.Item):
                if not names:
                    resultnodes.append(node)
                continue
            assert isinstance(node, pytest.Collector)
            rep = collect_one_node(node)
            if rep.passed:
                has_matched = False
                for x in rep.result:
                    # TODO: remove parametrized workaround once collection structure contains parametrization
                    if x.name == name or x.name.split("[")[0] == name:
                        resultnodes.extend(self.matchnodes([x], nextnames))
                        has_matched = True
                # XXX accept IDs that don't have "()" for class instances
                if not has_matched and len(rep.result) == 1 and x.name == "()":
                    nextnames.insert(0, name)
                    resultnodes.extend(self.matchnodes([x], nextnames))
            node.ihook.pytest_collectreport(report=rep)
        return resultnodes

def pytest_namespace():
    scopename2class.update({
        'class': pytest.Class,
        'module': pytest.Module,
        'function': pytest.Item,
    })
    return {
        'fixture': fixture,
        'yield_fixture': yield_fixture,
        'collect': {'_fillfuncargs': fillfixtures}
    }

def _getscopeitem(self, scope):
        if scope == "function":
            # this might also be a non-function Item despite its attribute name
            return self._pyfuncitem
        node = get_scope_node(self._pyfuncitem, scope)
        if node is None and scope == "class":
            # fallback to function item itself
            node = self._pyfuncitem
        assert node
        return node

def test_summing_simple(self, testdir):
        testdir.makeconftest("""
            import pytest
            def pytest_collect_file(path, parent):
                if path.ext == ".xyz":
                    return MyItem(path, parent)
            class MyItem(pytest.Item):
                def __init__(self, path, parent):
                    super(MyItem, self).__init__(path.basename, parent)
                    self.fspath = path
                def runtest(self):
                    raise ValueError(42)
                def repr_failure(self, excinfo):
                    return "custom item runtest failed"
        """)
        testdir.tmpdir.join("myfile.xyz").write("hello")
        result, dom = runandparse(testdir)
        assert result.ret
        node = dom.getElementsByTagName("testsuite")[0]
        assert_attr(node, errors=0, failures=1, skips=0, tests=1)
        tnode = node.getElementsByTagName("testcase")[0]
        assert_attr(tnode,
            #classname="test_collect_error",
            name="myfile.xyz")
        fnode = tnode.getElementsByTagName("failure")[0]
        assert_attr(fnode, message="custom item runtest failed")
        assert "custom item runtest failed" in fnode.toxml()

def test_import_star_py_dot_test(self, testdir):
        p = testdir.makepyfile("""
            from py.test import *
            #collect
            #cmdline
            #Item
            #assert collect.Item is Item
            #assert collect.Collector is Collector
            main
            skip
            xfail
        """)
        result = testdir.runpython(p)
        assert result.ret == 0

def test_namespace_early_from_import(self, testdir):
        p = testdir.makepyfile("""
            from pytest import Item
            from pytest import Item as Item2
            assert Item is Item2
        """)
        result = testdir.runpython(p)
        assert result.ret == 0

def test_collect_versus_item(self):
        from pytest import Collector, Item
        assert not issubclass(Collector, Item)
        assert not issubclass(Item, Collector)

def test_compat_attributes(self, testdir, recwarn):
        modcol = testdir.getmodulecol("""
            def test_pass(): pass
            def test_fail(): assert 0
        """)
        recwarn.clear()
        assert modcol.Module == pytest.Module
        assert modcol.Class == pytest.Class
        assert modcol.Item == pytest.Item
        assert modcol.File == pytest.File
        assert modcol.Function == pytest.Function

def test_collect_custom_nodes_multi_id(self, testdir):
        p = testdir.makepyfile("def test_func(): pass")
        testdir.makeconftest("""
            import pytest
            class SpecialItem(pytest.Item):
                def runtest(self):
                    return # ok
            class SpecialFile(pytest.File):
                def collect(self):
                    return [SpecialItem(name="check", parent=self)]
            def pytest_collect_file(path, parent):
                if path.basename == %r:
                    return SpecialFile(fspath=path, parent=parent)
        """ % p.basename)
        id = p.basename

        items, hookrec = testdir.inline_genitems(id)
        py.std.pprint.pprint(hookrec.calls)
        assert len(items) == 2
        hookrec.assert_contains([
            ("pytest_collectstart",
                "collector.fspath == collector.session.fspath"),
            ("pytest_collectstart",
                "collector.__class__.__name__ == 'SpecialFile'"),
            ("pytest_collectstart",
                "collector.__class__.__name__ == 'Module'"),
            ("pytest_pycollect_makeitem", "name == 'test_func'"),
            ("pytest_collectreport", "report.nodeid.startswith(p.basename)"),
            #("pytest_collectreport",
            #    "report.fspath == %r" % str(rcol.fspath)),
        ])

def test_matchnodes_two_collections_same_file(testdir):
    testdir.makeconftest("""
        import pytest
        def pytest_configure(config):
            config.pluginmanager.register(Plugin2())

        class Plugin2:
            def pytest_collect_file(self, path, parent):
                if path.ext == ".abc":
                    return MyFile2(path, parent)

        def pytest_collect_file(path, parent):
            if path.ext == ".abc":
                return MyFile1(path, parent)

        class MyFile1(pytest.Item, pytest.File):
            def runtest(self):
                pass
        class MyFile2(pytest.File):
            def collect(self):
                return [Item2("hello", parent=self)]

        class Item2(pytest.Item):
            def runtest(self):
                pass
    """)
    p = testdir.makefile(".abc", "")
    result = testdir.runpytest()
    assert result.ret == 0
    result.stdout.fnmatch_lines([
        "*2 passed*",
    ])
    res = testdir.runpytest("%s::hello" % p.basename)
    res.stdout.fnmatch_lines([
        "*1 passed*",
    ])

def pytest_collectreport(self, report):
        if report.failed:
            self.stats.setdefault("error", []).append(report)
        elif report.skipped:
            self.stats.setdefault("skipped", []).append(report)
        items = [x for x in report.result if isinstance(x, pytest.Item)]
        self._numcollected += len(items)
        if self.hasmarkup:
            #self.write_fspath_result(report.nodeid, 'E')
            self.report_collect()

def pytest_namespace():
    collect = dict(Item=Item, Collector=Collector, File=File, Session=Session)
    return dict(collect=collect)

def __init__(self, name, parent=None, config=None, session=None):
        super(Item, self).__init__(name, parent, config, session)
        self._report_sections = []

def _matchnodes(self, matching, names):
        if not matching or not names:
            return matching
        name = names[0]
        assert name
        nextnames = names[1:]
        resultnodes = []
        for node in matching:
            if isinstance(node, pytest.Item):
                if not names:
                    resultnodes.append(node)
                continue
            assert isinstance(node, pytest.Collector)
            rep = collect_one_node(node)
            if rep.passed:
                has_matched = False
                for x in rep.result:
                    if x.name == name:
                        resultnodes.extend(self.matchnodes([x], nextnames))
                        has_matched = True
                # XXX accept IDs that don't have "()" for class instances
                if not has_matched and len(rep.result) == 1 and x.name == "()":
                    nextnames.insert(0, name)
                    resultnodes.extend(self.matchnodes([x], nextnames))
            node.ihook.pytest_collectreport(report=rep)
        return resultnodes

def genitems(self, node):
        self.trace("genitems", node)
        if isinstance(node, pytest.Item):
            node.ihook.pytest_itemcollected(item=node)
            yield node
        else:
            assert isinstance(node, pytest.Collector)
            rep = collect_one_node(node)
            if rep.passed:
                for subnode in rep.result:
                    for x in self.genitems(subnode):
                        yield x
            node.ihook.pytest_collectreport(report=rep)

def test_it_works_with_the_simplest_test_items(ourtestdir):
    ourtestdir.makepyfile(
        conftest="""
        import pytest


        class MyCollector(pytest.Collector):
            def __init__(self, fspath, items, **kwargs):
                super(MyCollector, self).__init__(fspath, **kwargs)
                self.items = items

            def collect(self):
                return self.items


        class NoOpItem(pytest.Item):
            def __init__(self, path, parent, module=None):
                super(NoOpItem, self).__init__(path, parent)
                if module is not None:
                    self.module = module

            def runtest(self):
                pass


        def pytest_collect_file(path, parent):
            if not str(path).endswith('.py'):
                return
            return MyCollector(
                fspath=str(path),
                items=[
                NoOpItem(str(path), parent, 'foo'),
                NoOpItem(str(path), parent),
                ],
                parent=parent,
            )
        """
    )
    args = ['-v']

    out = ourtestdir.runpytest(*args)
    out.assert_outcomes(passed=2)