1 | #!/usr/bin/env python2
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2 | # Copyright 2016 Andy Chu. All rights reserved.
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3 | # Licensed under the Apache License, Version 2.0 (the "License");
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4 | # you may not use this file except in compliance with the License.
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5 | # You may obtain a copy of the License at
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6 | #
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7 | # http://www.apache.org/licenses/LICENSE-2.0
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8 | """
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9 | id_kind_test.py: Tests for id_kind_def.py
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10 | """
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11 | from __future__ import print_function
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12 |
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13 | import unittest
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14 |
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15 | from _devbuild.gen.id_kind_asdl import Id, Kind
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16 | from frontend import consts
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17 | from frontend.lexer import DummyToken as Tok
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18 | from frontend.lexer_def import ID_SPEC
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19 |
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20 | _kind_sizes = ID_SPEC.kind_sizes
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21 |
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22 |
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23 | class TokensTest(unittest.TestCase):
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24 |
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25 | def testId(self):
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26 | #print(dir(Id))
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27 | print(Id.Op_Newline)
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28 | print(Id.Undefined_Tok)
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29 |
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30 | def testTokens(self):
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31 | print(Id.Op_Newline)
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32 | print(Tok(Id.Op_Newline, '\n'))
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33 |
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34 | print(Id.Op_Newline)
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35 |
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36 | print(Kind.Eof)
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37 | print(Kind.Left)
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38 |
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39 | print('--')
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40 | num_kinds = 0
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41 | for name in dir(Kind):
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42 | if name[0].isupper():
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43 | kind = getattr(Kind, name)
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44 | print('%-20s %s' % (name, kind))
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45 | num_kinds += 1
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46 |
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47 | print()
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48 | print('Number of Kinds:', num_kinds)
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49 | print()
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50 |
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51 | for name in dir(Id):
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52 | if name[0].isupper():
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53 | id_ = getattr(Id, name)
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54 | print('%-30s %s' % (name, id_))
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55 |
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56 | # 309 out of 256 tokens now
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57 | print()
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58 | print('Number of IDs:', len(ID_SPEC.id_str2int))
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59 |
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60 | t = Tok(Id.Arith_Plus, '+')
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61 | self.assertEqual(Kind.Arith, consts.GetKind(t.id))
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62 | t = Tok(Id.Arith_CaretEqual, '^=')
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63 | self.assertEqual(Kind.Arith, consts.GetKind(t.id))
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64 | t = Tok(Id.Arith_RBrace, '}')
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65 | self.assertEqual(Kind.Arith, consts.GetKind(t.id))
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66 |
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67 | t = Tok(Id.BoolBinary_GlobDEqual, '==')
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68 | self.assertEqual(Kind.BoolBinary, consts.GetKind(t.id))
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69 |
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70 | t = Tok(Id.BoolBinary_Equal, '=')
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71 | self.assertEqual(Kind.BoolBinary, consts.GetKind(t.id))
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72 |
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73 | def testLexerPairs(self):
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74 |
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75 | def MakeLookup(p):
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76 | return dict((pat, tok) for _, pat, tok in p)
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77 |
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78 | lookup = MakeLookup(ID_SPEC.LexerPairs(Kind.BoolUnary))
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79 | #print(lookup)
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80 | self.assertEqual(Id.BoolUnary_e, lookup['-e'])
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81 | self.assertEqual(Id.BoolUnary_z, lookup['-z'])
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82 |
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83 | lookup2 = MakeLookup(ID_SPEC.LexerPairs(Kind.BoolBinary))
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84 | self.assertEqual(Id.BoolBinary_eq, lookup2['-eq'])
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85 | #print(lookup2)
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86 |
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87 | def testPrintStats(self):
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88 | print('---')
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89 | k = _kind_sizes
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90 | print('STATS: %d tokens in %d groups: %s' % (sum(k), len(k), k))
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91 | # Thinking about switching
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92 | big = [i for i in k if i > 8]
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93 | print('%d BIG groups: %s' % (len(big), sorted(big)))
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94 |
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95 |
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96 | if __name__ == '__main__':
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97 | unittest.main()
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