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https://github.com/pocketpy/pocketpy
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28 lines
509 B
Python
28 lines
509 B
Python
# test deletion
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rnd = 0
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keys = []
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while True:
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keys.append(rnd)
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rnd = ((rnd * 5) + 1) & 1023
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if rnd == 0:
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break
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assert len(keys) == 1024
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a = {k: k for k in keys}
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for i in range(10000):
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if i % 2 == 0:
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# del all keys
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for k in keys:
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del a[k]
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assert len(a) == 0
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else:
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# add keys back
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for k in keys:
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a[k] = k
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assert len(a) == len(keys)
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assert len(a) == len(keys)
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assert list(a.keys()) == keys # order matters
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