int main(int argc, char **argv) {
AST_node *expr1, *expr2, *expr3;
Eval_return ret_status;
Value val;
expr1= create_variable_node("x");
expr2= create_operator_node(ASSIGN,
create_variable_node("x"),
create_int_constant_node(3));
expr3= create_operator_node(TIMES,
create_double_constant_node(2.01),
create_variable_node("x"));
ret_status= evaluate(expr1, &val);
if(ret_status != NOT_EVALUATED)
test_failed(__LINE__);
ret_status= evaluate(expr2, &val);
if(ret_status != EVALUATED || val.value_type != IS_INT_VALUE ||
val.number.int_value != 3)
test_failed(__LINE__);
ret_status= evaluate(expr1, &val);
if(ret_status != EVALUATED || val.value_type != IS_INT_VALUE ||
val.number.int_value != 3)
test_failed(__LINE__);
ret_status= evaluate(expr3, &val);
if(ret_status != EVALUATED || val.value_type != IS_DOUBLE_VALUE ||
val.number.double_value - 6.03 > 0.0001)
test_failed(__LINE__);
clear(&expr1);
clear(&expr2);
clear(&expr3);
printf("Test passed!\n");
return 0;
}
struct node *create_random_node()
{
struct node *n_node;
int node_type = (rand() % 3) + 1;
int key_val = 0;
switch(node_type)
{
case 1:
n_node = create_operator_node();
if (rand()%2 == 0)
{
n_node -> left = create_feature_node();
}
else
{
n_node -> left = create_constant_node();
}
key_val = (int)n_node -> key_value;
if (operator_req[key_val-1]==2)
{
if (rand()%2 == 0)
{
n_node -> right = create_feature_node();
}
else
{
n_node -> right = create_constant_node();
}
}
break;
case 2:
n_node = create_feature_node();
break;
case 3:
n_node = create_constant_node();
break;
}
return n_node;
}
int main(int argc, char **argv) {
AST_node *expr1, *expr2, *expr3;
expr1= create_operator_node(PLUS,
create_operator_node(PLUS,
create_operator_node(PLUS,
create_operator_node(PLUS,
create_int_constant_node(5),
create_int_constant_node(4)),
create_int_constant_node(3)),
create_int_constant_node(2)),
create_int_constant_node(1));
print_expr(expr1);
expr2= create_operator_node(EQUALS,
create_operator_node(MODULUS,
create_operator_node(PLUS,
create_int_constant_node(3),
create_int_constant_node(1)),
create_int_constant_node(2)),
create_operator_node(MODULUS,
create_operator_node(MINUS,
create_int_constant_node(3),
create_int_constant_node(1)),
create_int_constant_node(2)));
print_expr(expr2);
expr3= create_operator_node(ASSIGN_DIVIDE,
create_variable_node("x"),
create_operator_node(PLUS,
create_operator_node(TIMES,
create_double_constant_node(2.001),
create_int_constant_node(4)),
create_operator_node(MINUS,
create_variable_node("z"),
create_variable_node("q"))));
print_expr(expr3);
clear(&expr1);
clear(&expr2);
clear(&expr3);
return 0;
}
