| 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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