117 lines
4.2 KiB
Python
117 lines
4.2 KiB
Python
""" basic test session implementation.
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* drives collection of tests
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* triggers executions of tests
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* produces events used by reporting
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"""
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import py
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from py._test import outcome
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# imports used for genitems()
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Item = py.test.collect.Item
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Collector = py.test.collect.Collector
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class Session(object):
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nodeid = ""
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def __init__(self, config):
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self.config = config
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self.pluginmanager = config.pluginmanager # shortcut
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self.pluginmanager.register(self)
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self._testsfailed = False
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self._nomatch = False
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self.shouldstop = False
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def genitems(self, colitems, keywordexpr=None):
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""" yield Items from iterating over the given colitems. """
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while colitems:
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next = colitems.pop(0)
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if isinstance(next, (tuple, list)):
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colitems[:] = list(next) + colitems
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continue
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assert self.pluginmanager is next.config.pluginmanager
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if isinstance(next, Item):
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remaining = self.filteritems([next])
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if remaining:
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self.config.hook.pytest_itemstart(item=next)
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yield next
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else:
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assert isinstance(next, Collector)
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self.config.hook.pytest_collectstart(collector=next)
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rep = self.config.hook.pytest_make_collect_report(collector=next)
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if rep.passed:
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for x in self.genitems(rep.result, keywordexpr):
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yield x
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self.config.hook.pytest_collectreport(report=rep)
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if self.shouldstop:
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break
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def filteritems(self, colitems):
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""" return items to process (some may be deselected)"""
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keywordexpr = self.config.option.keyword
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if not keywordexpr or self._nomatch:
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return colitems
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if keywordexpr[-1] == ":":
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keywordexpr = keywordexpr[:-1]
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remaining = []
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deselected = []
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for colitem in colitems:
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if isinstance(colitem, Item):
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if colitem._skipbykeyword(keywordexpr):
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deselected.append(colitem)
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continue
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remaining.append(colitem)
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if deselected:
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self.config.hook.pytest_deselected(items=deselected)
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if self.config.option.keyword.endswith(":"):
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self._nomatch = True
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return remaining
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def collect(self, colitems):
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keyword = self.config.option.keyword
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for x in self.genitems(colitems, keyword):
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yield x
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def sessionstarts(self):
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""" setup any neccessary resources ahead of the test run. """
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self.config.hook.pytest_sessionstart(session=self)
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def pytest_runtest_logreport(self, report):
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if report.failed:
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self._testsfailed = True
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if self.config.option.exitfirst:
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self.shouldstop = True
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pytest_collectreport = pytest_runtest_logreport
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def sessionfinishes(self, exitstatus):
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""" teardown any resources after a test run. """
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self.config.hook.pytest_sessionfinish(
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session=self,
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exitstatus=exitstatus,
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)
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def main(self, colitems):
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""" main loop for running tests. """
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self.shouldstop = False
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self.sessionstarts()
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exitstatus = outcome.EXIT_OK
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captured_excinfo = None
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try:
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for item in self.collect(colitems):
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if self.shouldstop:
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break
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if not self.config.option.collectonly:
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item.config.hook.pytest_runtest_protocol(item=item)
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except KeyboardInterrupt:
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excinfo = py.code.ExceptionInfo()
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self.config.hook.pytest_keyboard_interrupt(excinfo=excinfo)
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exitstatus = outcome.EXIT_INTERRUPTED
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except:
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excinfo = py.code.ExceptionInfo()
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self.config.pluginmanager.notify_exception(captured_excinfo)
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exitstatus = outcome.EXIT_INTERNALERROR
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if exitstatus == 0 and self._testsfailed:
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exitstatus = outcome.EXIT_TESTSFAILED
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self.sessionfinishes(exitstatus=exitstatus)
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return exitstatus
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