41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
# content of conftest.py
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import pytest
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def pytest_collect_file(path, parent):
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if path.ext == ".yml" and path.basename.startswith("test"):
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return YamlFile(path, parent)
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class YamlFile(pytest.File):
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def collect(self):
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import yaml # we need a yaml parser, e.g. PyYAML
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raw = yaml.load(self.fspath.open())
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for name, spec in raw.items():
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yield YamlItem(name, self, spec)
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class YamlItem(pytest.Item):
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def __init__(self, name, parent, spec):
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super(YamlItem, self).__init__(name, parent)
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self.spec = spec
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def runtest(self):
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for name, value in self.spec.items():
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# some custom test execution (dumb example follows)
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if name != value:
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raise YamlException(self, name, value)
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def repr_failure(self, excinfo):
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""" called when self.runtest() raises an exception. """
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if isinstance(excinfo.value, YamlException):
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return "\n".join([
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"usecase execution failed",
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" spec failed: %r: %r" % excinfo.value.args[1:3],
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" no further details known at this point."
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])
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def reportinfo(self):
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return self.fspath, 0, "usecase: %s" % self.name
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class YamlException(Exception):
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""" custom exception for error reporting. """
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