mirror of
https://github.com/Relintai/gdnative_python.git
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376 lines
13 KiB
Python
376 lines
13 KiB
Python
""" support for skip/xfail functions and markers. """
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import os
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import sys
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import traceback
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import py
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import pytest
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from _pytest.mark import MarkInfo, MarkDecorator
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def pytest_addoption(parser):
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group = parser.getgroup("general")
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group.addoption('--runxfail',
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action="store_true", dest="runxfail", default=False,
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help="run tests even if they are marked xfail")
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parser.addini("xfail_strict", "default for the strict parameter of xfail "
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"markers when not given explicitly (default: "
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"False)",
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default=False,
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type="bool")
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def pytest_configure(config):
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if config.option.runxfail:
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old = pytest.xfail
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config._cleanup.append(lambda: setattr(pytest, "xfail", old))
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def nop(*args, **kwargs):
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pass
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nop.Exception = XFailed
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setattr(pytest, "xfail", nop)
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config.addinivalue_line("markers",
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"skip(reason=None): skip the given test function with an optional reason. "
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"Example: skip(reason=\"no way of currently testing this\") skips the "
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"test."
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)
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config.addinivalue_line("markers",
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"skipif(condition): skip the given test function if eval(condition) "
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"results in a True value. Evaluation happens within the "
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"module global context. Example: skipif('sys.platform == \"win32\"') "
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"skips the test if we are on the win32 platform. see "
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"http://pytest.org/latest/skipping.html"
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)
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config.addinivalue_line("markers",
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"xfail(condition, reason=None, run=True, raises=None, strict=False): "
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"mark the the test function as an expected failure if eval(condition) "
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"has a True value. Optionally specify a reason for better reporting "
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"and run=False if you don't even want to execute the test function. "
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"If only specific exception(s) are expected, you can list them in "
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"raises, and if the test fails in other ways, it will be reported as "
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"a true failure. See http://pytest.org/latest/skipping.html"
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)
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def pytest_namespace():
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return dict(xfail=xfail)
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class XFailed(pytest.fail.Exception):
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""" raised from an explicit call to pytest.xfail() """
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def xfail(reason=""):
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""" xfail an executing test or setup functions with the given reason."""
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__tracebackhide__ = True
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raise XFailed(reason)
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xfail.Exception = XFailed
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class MarkEvaluator:
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def __init__(self, item, name):
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self.item = item
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self.name = name
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@property
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def holder(self):
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return self.item.keywords.get(self.name)
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def __bool__(self):
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return bool(self.holder)
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__nonzero__ = __bool__
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def wasvalid(self):
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return not hasattr(self, 'exc')
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def invalidraise(self, exc):
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raises = self.get('raises')
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if not raises:
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return
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return not isinstance(exc, raises)
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def istrue(self):
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try:
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return self._istrue()
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except Exception:
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self.exc = sys.exc_info()
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if isinstance(self.exc[1], SyntaxError):
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msg = [" " * (self.exc[1].offset + 4) + "^",]
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msg.append("SyntaxError: invalid syntax")
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else:
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msg = traceback.format_exception_only(*self.exc[:2])
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pytest.fail("Error evaluating %r expression\n"
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" %s\n"
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"%s"
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%(self.name, self.expr, "\n".join(msg)),
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pytrace=False)
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def _getglobals(self):
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d = {'os': os, 'sys': sys, 'config': self.item.config}
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d.update(self.item.obj.__globals__)
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return d
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def _istrue(self):
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if hasattr(self, 'result'):
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return self.result
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if self.holder:
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d = self._getglobals()
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if self.holder.args or 'condition' in self.holder.kwargs:
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self.result = False
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# "holder" might be a MarkInfo or a MarkDecorator; only
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# MarkInfo keeps track of all parameters it received in an
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# _arglist attribute
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if hasattr(self.holder, '_arglist'):
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arglist = self.holder._arglist
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else:
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arglist = [(self.holder.args, self.holder.kwargs)]
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for args, kwargs in arglist:
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if 'condition' in kwargs:
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args = (kwargs['condition'],)
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for expr in args:
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self.expr = expr
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if isinstance(expr, py.builtin._basestring):
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result = cached_eval(self.item.config, expr, d)
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else:
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if "reason" not in kwargs:
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# XXX better be checked at collection time
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msg = "you need to specify reason=STRING " \
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"when using booleans as conditions."
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pytest.fail(msg)
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result = bool(expr)
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if result:
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self.result = True
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self.reason = kwargs.get('reason', None)
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self.expr = expr
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return self.result
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else:
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self.result = True
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return getattr(self, 'result', False)
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def get(self, attr, default=None):
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return self.holder.kwargs.get(attr, default)
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def getexplanation(self):
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expl = getattr(self, 'reason', None) or self.get('reason', None)
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if not expl:
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if not hasattr(self, 'expr'):
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return ""
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else:
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return "condition: " + str(self.expr)
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return expl
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@pytest.hookimpl(tryfirst=True)
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def pytest_runtest_setup(item):
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# Check if skip or skipif are specified as pytest marks
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skipif_info = item.keywords.get('skipif')
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if isinstance(skipif_info, (MarkInfo, MarkDecorator)):
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eval_skipif = MarkEvaluator(item, 'skipif')
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if eval_skipif.istrue():
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item._evalskip = eval_skipif
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pytest.skip(eval_skipif.getexplanation())
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skip_info = item.keywords.get('skip')
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if isinstance(skip_info, (MarkInfo, MarkDecorator)):
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item._evalskip = True
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if 'reason' in skip_info.kwargs:
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pytest.skip(skip_info.kwargs['reason'])
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elif skip_info.args:
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pytest.skip(skip_info.args[0])
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else:
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pytest.skip("unconditional skip")
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item._evalxfail = MarkEvaluator(item, 'xfail')
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check_xfail_no_run(item)
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@pytest.mark.hookwrapper
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def pytest_pyfunc_call(pyfuncitem):
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check_xfail_no_run(pyfuncitem)
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outcome = yield
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passed = outcome.excinfo is None
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if passed:
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check_strict_xfail(pyfuncitem)
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def check_xfail_no_run(item):
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"""check xfail(run=False)"""
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if not item.config.option.runxfail:
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evalxfail = item._evalxfail
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if evalxfail.istrue():
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if not evalxfail.get('run', True):
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pytest.xfail("[NOTRUN] " + evalxfail.getexplanation())
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def check_strict_xfail(pyfuncitem):
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"""check xfail(strict=True) for the given PASSING test"""
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evalxfail = pyfuncitem._evalxfail
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if evalxfail.istrue():
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strict_default = pyfuncitem.config.getini('xfail_strict')
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is_strict_xfail = evalxfail.get('strict', strict_default)
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if is_strict_xfail:
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del pyfuncitem._evalxfail
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explanation = evalxfail.getexplanation()
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pytest.fail('[XPASS(strict)] ' + explanation, pytrace=False)
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@pytest.hookimpl(hookwrapper=True)
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def pytest_runtest_makereport(item, call):
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outcome = yield
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rep = outcome.get_result()
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evalxfail = getattr(item, '_evalxfail', None)
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evalskip = getattr(item, '_evalskip', None)
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# unitttest special case, see setting of _unexpectedsuccess
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if hasattr(item, '_unexpectedsuccess') and rep.when == "call":
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from _pytest.compat import _is_unittest_unexpected_success_a_failure
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if item._unexpectedsuccess:
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rep.longrepr = "Unexpected success: {0}".format(item._unexpectedsuccess)
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else:
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rep.longrepr = "Unexpected success"
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if _is_unittest_unexpected_success_a_failure():
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rep.outcome = "failed"
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else:
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rep.outcome = "passed"
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rep.wasxfail = rep.longrepr
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elif item.config.option.runxfail:
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pass # don't interefere
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elif call.excinfo and call.excinfo.errisinstance(pytest.xfail.Exception):
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rep.wasxfail = "reason: " + call.excinfo.value.msg
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rep.outcome = "skipped"
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elif evalxfail and not rep.skipped and evalxfail.wasvalid() and \
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evalxfail.istrue():
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if call.excinfo:
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if evalxfail.invalidraise(call.excinfo.value):
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rep.outcome = "failed"
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else:
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rep.outcome = "skipped"
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rep.wasxfail = evalxfail.getexplanation()
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elif call.when == "call":
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strict_default = item.config.getini('xfail_strict')
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is_strict_xfail = evalxfail.get('strict', strict_default)
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explanation = evalxfail.getexplanation()
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if is_strict_xfail:
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rep.outcome = "failed"
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rep.longrepr = "[XPASS(strict)] {0}".format(explanation)
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else:
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rep.outcome = "passed"
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rep.wasxfail = explanation
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elif evalskip is not None and rep.skipped and type(rep.longrepr) is tuple:
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# skipped by mark.skipif; change the location of the failure
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# to point to the item definition, otherwise it will display
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# the location of where the skip exception was raised within pytest
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filename, line, reason = rep.longrepr
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filename, line = item.location[:2]
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rep.longrepr = filename, line, reason
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# called by terminalreporter progress reporting
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def pytest_report_teststatus(report):
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if hasattr(report, "wasxfail"):
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if report.skipped:
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return "xfailed", "x", "xfail"
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elif report.passed:
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return "xpassed", "X", ("XPASS", {'yellow': True})
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# called by the terminalreporter instance/plugin
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def pytest_terminal_summary(terminalreporter):
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tr = terminalreporter
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if not tr.reportchars:
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#for name in "xfailed skipped failed xpassed":
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# if not tr.stats.get(name, 0):
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# tr.write_line("HINT: use '-r' option to see extra "
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# "summary info about tests")
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# break
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return
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lines = []
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for char in tr.reportchars:
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if char == "x":
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show_xfailed(terminalreporter, lines)
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elif char == "X":
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show_xpassed(terminalreporter, lines)
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elif char in "fF":
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show_simple(terminalreporter, lines, 'failed', "FAIL %s")
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elif char in "sS":
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show_skipped(terminalreporter, lines)
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elif char == "E":
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show_simple(terminalreporter, lines, 'error', "ERROR %s")
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elif char == 'p':
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show_simple(terminalreporter, lines, 'passed', "PASSED %s")
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if lines:
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tr._tw.sep("=", "short test summary info")
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for line in lines:
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tr._tw.line(line)
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def show_simple(terminalreporter, lines, stat, format):
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failed = terminalreporter.stats.get(stat)
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if failed:
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for rep in failed:
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pos = terminalreporter.config.cwd_relative_nodeid(rep.nodeid)
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lines.append(format %(pos,))
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def show_xfailed(terminalreporter, lines):
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xfailed = terminalreporter.stats.get("xfailed")
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if xfailed:
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for rep in xfailed:
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pos = terminalreporter.config.cwd_relative_nodeid(rep.nodeid)
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reason = rep.wasxfail
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lines.append("XFAIL %s" % (pos,))
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if reason:
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lines.append(" " + str(reason))
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def show_xpassed(terminalreporter, lines):
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xpassed = terminalreporter.stats.get("xpassed")
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if xpassed:
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for rep in xpassed:
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pos = terminalreporter.config.cwd_relative_nodeid(rep.nodeid)
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reason = rep.wasxfail
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lines.append("XPASS %s %s" %(pos, reason))
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def cached_eval(config, expr, d):
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if not hasattr(config, '_evalcache'):
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config._evalcache = {}
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try:
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return config._evalcache[expr]
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except KeyError:
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import _pytest._code
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exprcode = _pytest._code.compile(expr, mode="eval")
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config._evalcache[expr] = x = eval(exprcode, d)
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return x
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def folded_skips(skipped):
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d = {}
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for event in skipped:
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key = event.longrepr
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assert len(key) == 3, (event, key)
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d.setdefault(key, []).append(event)
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l = []
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for key, events in d.items():
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l.append((len(events),) + key)
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return l
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def show_skipped(terminalreporter, lines):
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tr = terminalreporter
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skipped = tr.stats.get('skipped', [])
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if skipped:
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#if not tr.hasopt('skipped'):
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# tr.write_line(
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# "%d skipped tests, specify -rs for more info" %
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# len(skipped))
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# return
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fskips = folded_skips(skipped)
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if fskips:
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#tr.write_sep("_", "skipped test summary")
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for num, fspath, lineno, reason in fskips:
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if reason.startswith("Skipped: "):
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reason = reason[9:]
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lines.append("SKIP [%d] %s:%d: %s" %
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(num, fspath, lineno, reason))
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