| 1 | n/a | import dis |
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| 2 | n/a | from test.support import import_module |
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| 3 | n/a | import unittest |
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| 4 | n/a | |
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| 5 | n/a | _opcode = import_module("_opcode") |
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| 6 | n/a | |
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| 7 | n/a | class OpcodeTests(unittest.TestCase): |
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| 8 | n/a | |
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| 9 | n/a | def test_stack_effect(self): |
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| 10 | n/a | self.assertEqual(_opcode.stack_effect(dis.opmap['POP_TOP']), -1) |
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| 11 | n/a | self.assertEqual(_opcode.stack_effect(dis.opmap['DUP_TOP_TWO']), 2) |
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| 12 | n/a | self.assertEqual(_opcode.stack_effect(dis.opmap['BUILD_SLICE'], 0), -1) |
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| 13 | n/a | self.assertEqual(_opcode.stack_effect(dis.opmap['BUILD_SLICE'], 1), -1) |
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| 14 | n/a | self.assertEqual(_opcode.stack_effect(dis.opmap['BUILD_SLICE'], 3), -2) |
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| 15 | n/a | self.assertRaises(ValueError, _opcode.stack_effect, 30000) |
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| 16 | n/a | self.assertRaises(ValueError, _opcode.stack_effect, dis.opmap['BUILD_SLICE']) |
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| 17 | n/a | self.assertRaises(ValueError, _opcode.stack_effect, dis.opmap['POP_TOP'], 0) |
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| 18 | n/a | |
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| 19 | n/a | if __name__ == "__main__": |
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| 20 | n/a | unittest.main() |
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