72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
import pytest
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class TestRaises:
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def test_raises(self):
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source = "int('qwe')"
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excinfo = pytest.raises(ValueError, source)
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code = excinfo.traceback[-1].frame.code
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s = str(code.fullsource)
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assert s == source
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def test_raises_exec(self):
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pytest.raises(ValueError, "a,x = []")
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def test_raises_syntax_error(self):
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pytest.raises(SyntaxError, "qwe qwe qwe")
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def test_raises_function(self):
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pytest.raises(ValueError, int, 'hello')
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def test_raises_callable_no_exception(self):
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class A:
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def __call__(self):
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pass
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try:
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pytest.raises(ValueError, A())
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except pytest.raises.Exception:
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pass
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def test_raises_flip_builtin_AssertionError(self):
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# we replace AssertionError on python level
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# however c code might still raise the builtin one
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from _pytest.assertion.util import BuiltinAssertionError # noqa
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pytest.raises(AssertionError,"""
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raise BuiltinAssertionError
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""")
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def test_raises_as_contextmanager(self, testdir):
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testdir.makepyfile("""
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from __future__ import with_statement
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import py, pytest
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def test_simple():
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with pytest.raises(ZeroDivisionError) as excinfo:
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assert isinstance(excinfo, py.code.ExceptionInfo)
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1/0
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print (excinfo)
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assert excinfo.type == ZeroDivisionError
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assert isinstance(excinfo.value, ZeroDivisionError)
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def test_noraise():
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with pytest.raises(pytest.raises.Exception):
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with pytest.raises(ValueError):
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int()
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def test_raise_wrong_exception_passes_by():
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with pytest.raises(ZeroDivisionError):
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with pytest.raises(ValueError):
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1/0
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""")
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result = testdir.runpytest()
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result.stdout.fnmatch_lines([
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'*3 passed*',
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])
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def test_noclass(self):
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with pytest.raises(TypeError):
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pytest.raises('wrong', lambda: None)
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def test_tuple(self):
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with pytest.raises((KeyError, ValueError)):
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raise KeyError('oops')
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