projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | """ |
| 2 | Test cases for codeop.py | |
| 3 | Nick Mathewson | |
| 4 | """ | |
| 5 | import unittest | |
| 6 | from test.test_support import run_unittest, is_jython | |
| 7 | ||
| 8 | from codeop import compile_command, PyCF_DONT_IMPLY_DEDENT | |
| 9 | ||
| 10 | if is_jython: | |
| 11 | import sys | |
| 12 | import cStringIO | |
| 13 | ||
| 14 | def unify_callables(d): | |
| 15 | for n,v in d.items(): | |
| 16 | if callable(v): | |
| 17 | d[n] = callable | |
| 18 | return d | |
| 19 | ||
| 20 | class CodeopTests(unittest.TestCase): | |
| 21 | ||
| 22 | def assertValid(self, str, symbol='single'): | |
| 23 | '''succeed iff str is a valid piece of code''' | |
| 24 | if is_jython: | |
| 25 | code = compile_command(str, "<input>", symbol) | |
| 26 | self.assert_(code) | |
| 27 | if symbol == "single": | |
| 28 | d,r = {},{} | |
| 29 | saved_stdout = sys.stdout | |
| 30 | sys.stdout = cStringIO.StringIO() | |
| 31 | try: | |
| 32 | exec code in d | |
| 33 | exec compile(str,"<input>","single") in r | |
| 34 | finally: | |
| 35 | sys.stdout = saved_stdout | |
| 36 | elif symbol == 'eval': | |
| 37 | ctx = {'a': 2} | |
| 38 | d = { 'value': eval(code,ctx) } | |
| 39 | r = { 'value': eval(str,ctx) } | |
| 40 | self.assertEquals(unify_callables(r),unify_callables(d)) | |
| 41 | else: | |
| 42 | expected = compile(str, "<input>", symbol, PyCF_DONT_IMPLY_DEDENT) | |
| 43 | self.assertEquals( compile_command(str, "<input>", symbol), expected) | |
| 44 | ||
| 45 | def assertIncomplete(self, str, symbol='single'): | |
| 46 | '''succeed iff str is the start of a valid piece of code''' | |
| 47 | self.assertEquals( compile_command(str, symbol=symbol), None) | |
| 48 | ||
| 49 | def assertInvalid(self, str, symbol='single', is_syntax=1): | |
| 50 | '''succeed iff str is the start of an invalid piece of code''' | |
| 51 | try: | |
| 52 | compile_command(str,symbol=symbol) | |
| 53 | self.fail("No exception thrown for invalid code") | |
| 54 | except SyntaxError: | |
| 55 | self.assert_(is_syntax) | |
| 56 | except OverflowError: | |
| 57 | self.assert_(not is_syntax) | |
| 58 | ||
| 59 | def test_valid(self): | |
| 60 | av = self.assertValid | |
| 61 | ||
| 62 | # special case | |
| 63 | if not is_jython: | |
| 64 | self.assertEquals(compile_command(""), | |
| 65 | compile("pass", "<input>", 'single', | |
| 66 | PyCF_DONT_IMPLY_DEDENT)) | |
| 67 | self.assertEquals(compile_command("\n"), | |
| 68 | compile("pass", "<input>", 'single', | |
| 69 | PyCF_DONT_IMPLY_DEDENT)) | |
| 70 | else: | |
| 71 | av("") | |
| 72 | av("\n") | |
| 73 | ||
| 74 | av("a = 1") | |
| 75 | av("\na = 1") | |
| 76 | av("a = 1\n") | |
| 77 | av("a = 1\n\n") | |
| 78 | av("\n\na = 1\n\n") | |
| 79 | ||
| 80 | av("def x():\n pass\n") | |
| 81 | av("if 1:\n pass\n") | |
| 82 | ||
| 83 | av("\n\nif 1: pass\n") | |
| 84 | av("\n\nif 1: pass\n\n") | |
| 85 | ||
| 86 | av("def x():\n\n pass\n") | |
| 87 | av("def x():\n pass\n \n") | |
| 88 | av("def x():\n pass\n \n") | |
| 89 | ||
| 90 | av("pass\n") | |
| 91 | av("3**3\n") | |
| 92 | ||
| 93 | av("if 9==3:\n pass\nelse:\n pass\n") | |
| 94 | av("if 1:\n pass\n if 1:\n pass\n else:\n pass\n") | |
| 95 | ||
| 96 | av("#a\n#b\na = 3\n") | |
| 97 | av("#a\n\n \na=3\n") | |
| 98 | av("a=3\n\n") | |
| 99 | av("a = 9+ \\\n3") | |
| 100 | ||
| 101 | av("3**3","eval") | |
| 102 | av("(lambda z: \n z**3)","eval") | |
| 103 | ||
| 104 | av("9+ \\\n3","eval") | |
| 105 | av("9+ \\\n3\n","eval") | |
| 106 | ||
| 107 | av("\n\na**3","eval") | |
| 108 | av("\n \na**3","eval") | |
| 109 | av("#a\n#b\na**3","eval") | |
| 110 | ||
| 111 | def test_incomplete(self): | |
| 112 | ai = self.assertIncomplete | |
| 113 | ||
| 114 | ai("(a **") | |
| 115 | ai("(a,b,") | |
| 116 | ai("(a,b,(") | |
| 117 | ai("(a,b,(") | |
| 118 | ai("a = (") | |
| 119 | ai("a = {") | |
| 120 | ai("b + {") | |
| 121 | ||
| 122 | ai("if 9==3:\n pass\nelse:") | |
| 123 | ai("if 9==3:\n pass\nelse:\n") | |
| 124 | ai("if 9==3:\n pass\nelse:\n pass") | |
| 125 | ai("if 1:") | |
| 126 | ai("if 1:\n") | |
| 127 | ai("if 1:\n pass\n if 1:\n pass\n else:") | |
| 128 | ai("if 1:\n pass\n if 1:\n pass\n else:\n") | |
| 129 | ai("if 1:\n pass\n if 1:\n pass\n else:\n pass") | |
| 130 | ||
| 131 | ai("def x():") | |
| 132 | ai("def x():\n") | |
| 133 | ai("def x():\n\n") | |
| 134 | ||
| 135 | ai("def x():\n pass") | |
| 136 | ai("def x():\n pass\n ") | |
| 137 | ai("def x():\n pass\n ") | |
| 138 | ai("\n\ndef x():\n pass") | |
| 139 | ||
| 140 | ai("a = 9+ \\") | |
| 141 | ai("a = 'a\\") | |
| 142 | ai("a = '''xy") | |
| 143 | ||
| 144 | ai("","eval") | |
| 145 | ai("\n","eval") | |
| 146 | ai("(","eval") | |
| 147 | ai("(\n\n\n","eval") | |
| 148 | ai("(9+","eval") | |
| 149 | ai("9+ \\","eval") | |
| 150 | ai("lambda z: \\","eval") | |
| 151 | ||
| 152 | def test_invalid(self): | |
| 153 | ai = self.assertInvalid | |
| 154 | ai("a b") | |
| 155 | ||
| 156 | ai("a @") | |
| 157 | ai("a b @") | |
| 158 | ai("a ** @") | |
| 159 | ||
| 160 | ai("a = ") | |
| 161 | ai("a = 9 +") | |
| 162 | ||
| 163 | ai("def x():\n\npass\n") | |
| 164 | ||
| 165 | ai("\n\n if 1: pass\n\npass") | |
| 166 | ||
| 167 | ai("a = 9+ \\\n") | |
| 168 | ai("a = 'a\\ ") | |
| 169 | ai("a = 'a\\\n") | |
| 170 | ||
| 171 | ai("a = 1","eval") | |
| 172 | ai("a = (","eval") | |
| 173 | ai("]","eval") | |
| 174 | ai("())","eval") | |
| 175 | ai("[}","eval") | |
| 176 | ai("9+","eval") | |
| 177 | ai("lambda z:","eval") | |
| 178 | ai("a b","eval") | |
| 179 | ||
| 180 | def test_filename(self): | |
| 181 | self.assertEquals(compile_command("a = 1\n", "abc").co_filename, | |
| 182 | compile("a = 1\n", "abc", 'single').co_filename) | |
| 183 | self.assertNotEquals(compile_command("a = 1\n", "abc").co_filename, | |
| 184 | compile("a = 1\n", "def", 'single').co_filename) | |
| 185 | ||
| 186 | ||
| 187 | def test_main(): | |
| 188 | run_unittest(CodeopTests) | |
| 189 | ||
| 190 | ||
| 191 | if __name__ == "__main__": | |
| 192 | test_main() |