Пример #1
0
 def test_variable_declaration(self):
     decl = parse_statement('int a').accept(statements.Declaration)
     assdecl = parse_statement('int a=3').accept(statements.Declaration)
     self.assertEqual(decl.identifier.name, 'a')
     self.assertEqual(decl.type_.name, 'int')
     self.assertEqual(assdecl.identifier.name, 'a')
     self.assertEqual(assdecl.type_.name, 'int')
     self.assertEqual(assdecl.expression.value, '3')
Пример #2
0
 def test_tolerate_whitespace(self):
     s1 = parse_statement('int a = 3')
     self.assertIsInstance(s1, statements.Declaration)
     s2 = parse_statement('b =    \n\t6\r')
     self.assertIsInstance(s2, statements.Assignment)
     e1 = parse_expression('a   +      5     +     9')
     self.assertIsInstance(e1, expressions.Sum)
     e2 = parse_expression('-   4')
     self.assertIsInstance(e2, expressions.Minus)
Пример #3
0
 def test_assignment(self):
     ass = parse_statement('a=3').accept(statements.Assignment)
     self.assertEqual(ass.assignee.name, 'a')
     self.assertEqual(ass.expression.value, '3')
Пример #4
0
 def test_empty_statement(self):
     nostmt = parse_statement('')
     self.assertIsInstance(nostmt, statements.EmptyStatement)
Пример #5
0
 def test_namespaces(self):
     'test namespace references in identifiers and assignments'
     stmt1 = parse_statement('int a')
     self.assertIsInstance(stmt1.get_namespace(), Namespace)
Пример #6
0
 def test_function(self):
     blk = parse_statement('int a(){}')
     self.assertIsInstance(blk, functions.FunctionDefinition)