def test_equal_without_int_error_interpreter(self):
a="a = 1 ;"
""" =
/ \
a 1 """
root=CParser.oneTimeParse(a)
self.assertRaises(SyntaxError,root[0].interpreter)
def test_while_infinity_lopp_raise_syntax_interpreter(self):
a="""int x = 0 ;
while ( 1 ) x ++ ;
"""
root=CParser.oneTimeParse(a)
root[0].interpreter()
self.assertRaises(SyntaxError,root[1].interpreter)
def test_do_while_loop_interpreter_2nd(self):
a="""int x = 0 ;
do { }
while ( x < 3 ) ;"""
root=CParser.oneTimeParse(a)
root[0].interpreter()
self.assertRaises(SyntaxError,root[1].interpreter)
def test_braceket_interpreter(self):
a=" ( 2 + 3 ) * 4 ;"
""" *
/ \
( 4
|
+
/ \
2 3 """
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,20)
bracket=root[0].first
value=bracket.interpreter()
self.assertEqual(value,5)
four=root[0].second
value=four.interpreter()
self.assertEqual(value,4)
plus=bracket.first
value=plus.interpreter()
self.assertEqual(value,5)
two=plus.first
value=two.interpreter()
self.assertEqual(value,2)
three=plus.second
value=three.interpreter()
self.assertEqual(value,3)
def test_while_loop_None_interpreter(self):
a="""int x = 0 ;
while ( x == 0 ) ;
"""
root=CParser.oneTimeParse(a)
root[0].interpreter()
self.assertRaises(SyntaxError,root[1].interpreter)
def test_int_limit_assign_after_declare_interpreter(self):
a="""int main ( )
{
short int a = 70000 , b = - 70000 ;
unsigned short int c = 70000 , d = - 70000 ;
unsigned int e = 5000000000 , f = - 5000000000 ;
int g = 5000000000 , h = - 5000000000 ;
long int i = 5000000000 , j = - 5000000000 ;
}"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[1],32767)
temp=scope.findVariable('b')
self.assertEqual(temp[1],-32768)
temp=scope.findVariable('c')
self.assertEqual(temp[1],65535)
temp=scope.findVariable('d')
self.assertEqual(temp[1],0)
temp=scope.findVariable('e')
self.assertEqual(temp[1],4294967295)
temp=scope.findVariable('f')
self.assertEqual(temp[1],0)
temp=scope.findVariable('g')
self.assertEqual(temp[1],2147483647)
temp=scope.findVariable('h')
self.assertEqual(temp[1],-2147483648)
temp=scope.findVariable('i')
self.assertEqual(temp[1],2147483647)
temp=scope.findVariable('j')
self.assertEqual(temp[1],-2147483648)
def test_add_function_declaration_interpreter(self):
a="""int add ( int , int ) ;
int add ( int a , int b ) { }"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('add')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1],root[1])
def test_equalequal_condition_interpreter(self):
a=" 1 == 1 ;"
""" ==
/ \
1 1"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertTrue(value)
def test_postfix_negative_interpreter(self):
a="- 1 ;"
""" -
|
1"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,-1)
def test_not_bit_interpreter(self):
a=" ! 2 ;"
""" !
|
2"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,0)
def test_xor_bit_interpreter(self):
a=" ~ 2 ;"
""" ~
|
2"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,-3)
def test_and_bit_interpreter(self):
a=" 5 & 6 ;"
""" &
/ \
5 6"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,4)
def test_shiftright_bit_interpreter(self):
a=" 8 >> 3 ;"
""" >>
/ \
8 3"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,1)
def test_shiftleft_bit_interpreter(self):
a=" 1 << 3 ;"
""" <<
/ \
1 3"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,8)
def test_smallerequal_condition_interpreter(self):
a=" 2 < 1 ;"
""" <=
/ \
2 1"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertFalse(value)
def test_biggerequal_condition_interpret(self):
a=" 2 >= 1 ;"
""" >=
/ \
2 1"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertTrue(value)
def test_for_loop_with_declaration_interpreter(self):
a="""int x ;
for ( x = 0 ; x < 5 ; x ++ ) ;"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('x')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 5)
def test_int_a_without_value_interpreter(self):
a="int a ;"
"""int-a"""
root=CParser.oneTimeParse(a)
root[0].interpreter()
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1],0)
def test_int_a_with_value_plusplus_interpreter(self):
a="""int a = 1 ;
a ++ ;"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1] , 2 )
def test_define_only_one_statement_interpreter(self):
a="""#define Str 2 + 3 +
int a = 0 ;
{ a = Str 4 ; }"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 9 )
def test_array_interpreter(self):
a="""int a [ 2 ] ;"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[0][1].id,'[')
self.assertEqual(temp[1][0],None)
self.assertEqual(temp[1][1],None)
def test_do_while_loop_interpreter(self):
a="""int x = 0 ;
do { x ++ ; }
while ( x < 3 ) ; """
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('x')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 3)
def test_int_a_with_a_divide_by_two_interpreter(self):
a="""int a = 1 ;
a = a / 2 ;
"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1],0)
def test_while_interpreter(self):
a="""int x = - 1 ;
while ( x < 1 ) x ++ ;
"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('x')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 1 )
def test_plus_multiply_interpreter(self):
a=" 2 + 3 * 4 ;"
""" +
/ \
2 *
/ \
3 4"""
root=CParser.oneTimeParse(a)
value=root[0].interpreter()
self.assertEqual(value,14)
def test_if_with_condition_interpreter(self):
a="""
int a = 5 ;
if ( a == 1 ) a = 4 ;
"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 5 )
def test_int_a_with_negative_value_interpreter(self):
a="int a = -1 ;"
""" =
/ \
int-a 1 """
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1],-1)
def test_equal_with_double_zero_point_nine_interpreter(self):
a="double a = 0.9 ;"
""" =
/ \
double-a 1 """
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['double'])
self.assertEqual(temp[1],0.9)
def test_main_function_interpreter(self):
a=""" int main ( )
{
int a ;
a = 3 ;
}"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1],3)
def test_if_with_else_if_true_interpreter(self):
a="""
int a = 5 ;
if ( 0 ) a = 4 ;
else if ( 1 ) a = 3 ;
"""
root=CParser.oneTimeParse(a)
Runinterpreter(root)
temp=scope.findVariable('a')
self.assertEqual(temp[0][0],symbolTable['int'])
self.assertEqual(temp[1], 3 )
