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30 lines
524 B
Python
30 lines
524 B
Python
# -*- coding: utf-8 -*-
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"""
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A test helper for seeing what happens when slp_switch()
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fails.
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"""
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# pragma: no cover
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import greenlet
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print('fail_slp_switch is running', flush=True)
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runs = []
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def func():
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runs.append(1)
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greenlet.getcurrent().parent.switch()
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runs.append(2)
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greenlet.getcurrent().parent.switch()
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runs.append(3)
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g = greenlet._greenlet.UnswitchableGreenlet(func)
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g.switch()
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assert runs == [1]
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g.switch()
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assert runs == [1, 2]
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g.force_slp_switch_error = True
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# This should crash.
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g.switch()
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