1 | #!/usr/bin/python -S
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2 | """
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3 | format_test.py: Tests for format.py
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4 | """
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5 |
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6 | import cStringIO
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7 | import unittest
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8 |
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9 | from asdl import format as fmt
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10 |
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11 | from asdl import arith_ast # module under test
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12 |
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13 |
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14 | class FormatTest(unittest.TestCase):
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15 |
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16 | def testSimpleSum(self):
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17 | node = arith_ast.op_id_e.Plus
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18 | print(node)
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19 |
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20 | f = cStringIO.StringIO()
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21 | ast_f = fmt.TextOutput(f)
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22 |
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23 | tree = fmt.MakeTree(node)
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24 | fmt.PrintTree(tree, ast_f)
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25 |
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26 | # Hm this prints 'Plus'. Doesn't print the class or the number.
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27 | # But those aren't intrinsic. These are mostly used for their IDENTITY.
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28 | # I think the ASDL_TYPE field contains the relevant info. Yes!
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29 | pretty_str = f.getvalue()
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30 | print(pretty_str)
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31 |
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32 | def testRepeatedString(self):
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33 | node = arith_ast.assign('declare', ['-r', '-x'])
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34 |
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35 | f = cStringIO.StringIO()
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36 | ast_f = fmt.TextOutput(f)
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37 |
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38 | tree = fmt.MakeTree(node)
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39 | #print(tree)
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40 |
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41 | fmt.PrintTree(tree, ast_f)
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42 | pretty_str = f.getvalue()
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43 | print(pretty_str)
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44 |
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45 | self.assertEqual('(assign name:declare flags:[-r -x])', pretty_str)
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46 |
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47 |
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48 | if __name__ == '__main__':
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49 | unittest.main()
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