2024-01-02 20:33:09 +08:00

424 lines
13 KiB
C

#include "pocketpy_c.h"
#include <stdio.h>
#include <stdlib.h>
//tests the c bindings for pocketpy
void check_impl(pkpy_vm* vm, bool result, int lineno) {
if (!result) {
printf("ERROR: failed where it should have succeed at line %i\n", lineno);
char* message;
if (!pkpy_clear_error(vm, &message)) {
printf("clear error reported everything was fine\n");
exit(1);
}
printf("%s\n", message);
free(message);
exit(1);
}
}
void fail_impl(pkpy_vm* vm, bool result, int lineno) {
if (result) {
printf("ERROR: succeeded where it should have failed line %i\n", lineno);
exit(1);
} else {
char* message;
if (pkpy_clear_error(vm, &message)) {
printf("actually errored! line %i\n", lineno);
free(message);
exit(1);
}
}
}
void error_impl(pkpy_vm* vm, bool result, int lineno) {
if (result) {
printf("ERROR: succeeded where it should have failed line %i\n", lineno);
exit(1);
} else {
char* message;
if (!pkpy_clear_error(vm, &message)){
printf("clear error reported everything was fine\n");
exit(1);
} else {
printf("successfully errored with this message: \n");
printf("%s\n", message);
free(message);
}
}
}
#define check(r) check_impl(vm, (r), __LINE__)
#define fail(r) fail_impl(vm, (r), __LINE__)
#define error(r) error_impl(vm, (r), __LINE__)
int test_binding(pkpy_vm* vm) {
pkpy_push_int(vm, 12);
return 1;
}
int test_multiple_return(pkpy_vm* vm) {
pkpy_push_int(vm, 12);
pkpy_push_int(vm, 13);
return 2;
}
int test_minus(pkpy_vm* vm) {
int a, b;
pkpy_to_int(vm, 0, &a);
pkpy_to_int(vm, 1, &b);
pkpy_push_int(vm, a - b);
return 1;
}
int test_fib(pkpy_vm* vm) {
int n;
pkpy_to_int(vm, 0, &n);
if (n == 1) {
pkpy_push_int(vm, n);
} else {
pkpy_getglobal(vm, pkpy_name("test_fib"));
pkpy_push_null(vm);
pkpy_push_int(vm, n-1);
pkpy_vectorcall(vm, 1);
int r_int;
pkpy_to_int(vm, -1, &r_int);
pkpy_pop_top(vm);
pkpy_push_int(vm, r_int + n);
}
return 1;
}
int test_default_argument(pkpy_vm* vm){
int x;
pkpy_to_int(vm, -1, &x);
bool ok = x == 5;
pkpy_push_bool(vm, ok);
return 1;
}
int test_return_none(pkpy_vm* vm) {
return 0;
}
int test_error_propagate(pkpy_vm* vm) {
pkpy_error(vm, "NameError", pkpy_string("catch me"));
return 1;
}
int test_nested_error(pkpy_vm* vm) {
pkpy_getglobal(vm, pkpy_name("error_from_python"));
pkpy_push_null(vm);
pkpy_vectorcall(vm, 0);
return 0;
}
#define PRINT_TITLE(x) printf("\n====== %s ======\n", x)
int main(int argc, char** argv) {
pkpy_vm* vm = pkpy_new_vm(true);
PRINT_TITLE("test basic exec");
check(pkpy_exec(vm, "print('hello world!')"));
fail(pkpy_getglobal(vm, pkpy_name("nonexistatn")));
// test int methods
PRINT_TITLE("test int methods");
int r_int;
check(pkpy_push_int(vm, 11));
pkpy_CName m_eleven = pkpy_name("eleven");
check(pkpy_setglobal(vm, m_eleven));
check(pkpy_exec(vm, "print(eleven)"));
check(pkpy_getglobal(vm, m_eleven));
check(pkpy_is_int(vm, -1));
check(pkpy_to_int(vm, -1, &r_int));
printf("%i\n", r_int); // 11
printf("%i\n", pkpy_stack_size(vm)); // 1
fail(pkpy_is_float(vm, -1));
fail(pkpy_is_bool(vm, -1));
fail(pkpy_is_string(vm, -1));
fail(pkpy_is_none(vm, -1));
fail(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test float methods");
double r_float;
check(pkpy_push_float(vm, 11.125));
pkpy_CName m_elevenf = pkpy_name("elevenf");
check(pkpy_setglobal(vm, m_elevenf));
check(pkpy_exec(vm, "print(elevenf)"));
check(pkpy_getglobal(vm, m_elevenf));
check(pkpy_is_float(vm, -1));
check(pkpy_to_float(vm, -1, &r_float));
printf("%.3f\n", r_float);
fail(pkpy_is_int(vm, -1));
fail(pkpy_is_bool(vm, -1));
fail(pkpy_is_string(vm, -1));
fail(pkpy_is_none(vm, -1));
fail(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test bool methods");
bool r_bool;
check(pkpy_push_bool(vm, false));
pkpy_CName m_false_test = pkpy_name("false_test");
check(pkpy_setglobal(vm, m_false_test));
check(pkpy_exec(vm, "print(false_test)"));
check(pkpy_getglobal(vm, m_false_test));
check(pkpy_is_bool(vm, -1));
check(pkpy_to_bool(vm, -1, &r_bool));
printf("%i\n", r_bool);
fail(pkpy_is_int(vm, -1));
fail(pkpy_is_float(vm, -1));
fail(pkpy_is_string(vm, -1));
fail(pkpy_is_none(vm, -1));
fail(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test string methods");
pkpy_CString r_string;
check(pkpy_push_string(vm, pkpy_string("hello!")));
check(pkpy_setglobal(vm, pkpy_name("hello1")));
check(pkpy_exec(vm, "print(hello1)"));
check(pkpy_push_string(vm, pkpy_string("hello!")));
check(pkpy_is_string(vm, -1));
check(pkpy_to_string(vm, -1, &r_string));
for(int i=0; i<r_string.size; i++) {
putchar(r_string.data[i]);
}
putchar('\n');
fail(pkpy_is_int(vm, -1));
fail(pkpy_is_float(vm, -1));
fail(pkpy_is_bool(vm, -1));
fail(pkpy_is_none(vm, -1));
fail(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test none methods");
check(pkpy_push_none(vm));
pkpy_CName m_none = pkpy_name("none");
check(pkpy_setglobal(vm, m_none));
check(pkpy_exec(vm, "print(none)"));
check(pkpy_getglobal(vm, m_none));
check(pkpy_is_none(vm, -1));
fail(pkpy_is_int(vm, -1));
fail(pkpy_is_float(vm, -1));
fail(pkpy_is_bool(vm, -1));
fail(pkpy_is_string(vm, -1));
fail(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test voidp methods");
void* vp = (void*) 123;
check(pkpy_push_voidp(vm, vp));
check(pkpy_setglobal(vm, pkpy_name("vp")));
check(pkpy_exec(vm, "print(vp)"));
check(pkpy_getglobal(vm, pkpy_name("vp")));
check(pkpy_is_voidp(vm, -1));
vp = NULL;
check(pkpy_to_voidp(vm, -1, &vp));
printf("%i\n", (int) (intptr_t) vp);
fail(pkpy_is_int(vm, -1));
fail(pkpy_is_float(vm, -1));
fail(pkpy_is_bool(vm, -1));
fail(pkpy_is_string(vm, -1));
fail(pkpy_is_none(vm, -1));
PRINT_TITLE("test sizing and indexing");
int stack_size = pkpy_stack_size(vm);
printf("stack size %i\n", stack_size);
check(pkpy_is_int(vm, 0));
check(pkpy_is_float(vm, 1));
check(pkpy_is_bool(vm, 2));
check(pkpy_is_string(vm, 3));
check(pkpy_is_none(vm, 4));
check(pkpy_is_voidp(vm, 5));
check(pkpy_is_int(vm, -6));
check(pkpy_is_float(vm, -5));
check(pkpy_is_bool(vm, -4));
check(pkpy_is_string(vm, -3));
check(pkpy_is_none(vm, -2));
check(pkpy_is_voidp(vm, -1));
PRINT_TITLE("test error catching");
error(pkpy_exec(vm, "let's make sure syntax errors get caught"));
//stack should be cleared after error is resolved
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test simple call");
check(pkpy_exec(vm, "def x(x, y) : return x - y"));
check(pkpy_getglobal(vm, pkpy_name("x")));
check(pkpy_push_null(vm));
check(pkpy_push_int(vm, 2));
check(pkpy_push_int(vm, 3));
check(pkpy_vectorcall(vm, 2));
check(pkpy_to_int(vm, -1, &r_int));
printf("x : %i\n", r_int);
PRINT_TITLE("test vararg call");
check(pkpy_exec(vm, "def vararg_x(*x) : return sum(x)"));
check(pkpy_getglobal(vm, pkpy_name("vararg_x")));
check(pkpy_push_null(vm));
check(pkpy_push_int(vm, 1));
check(pkpy_push_int(vm, 2));
check(pkpy_push_int(vm, 3));
check(pkpy_push_int(vm, 4));
check(pkpy_push_int(vm, 5));
check(pkpy_push_int(vm, 6));
check(pkpy_vectorcall(vm, 6));
check(pkpy_to_int(vm, -1, &r_int));
printf("vararg_x : %i\n", r_int);
PRINT_TITLE("test keyword call");
check(pkpy_exec(vm, "def keyword_x(x=1, y=1) : return x+y"));
check(pkpy_getglobal(vm, pkpy_name("keyword_x")));
check(pkpy_push_null(vm));
check(pkpy_push_int(vm, 3));
check(pkpy_vectorcall(vm, 1));
check(pkpy_to_int(vm, -1, &r_int));
printf("keyword_x : %i\n", r_int); // 3+1
check(pkpy_getglobal(vm, pkpy_name("keyword_x")));
check(pkpy_push_null(vm));
check(pkpy_vectorcall(vm, 0));
check(pkpy_to_int(vm, -1, &r_int));
printf("keyword_x : %i\n", r_int); // 1+1
check(pkpy_stack_size(vm) == 4);
check(pkpy_pop(vm, 4)); // clear stack
PRINT_TITLE("test return many");
check(pkpy_exec(vm, "def retmany_x() : return 1, 2, 3"));
check(pkpy_getglobal(vm, pkpy_name("retmany_x")));
check(pkpy_push_null(vm));
check(pkpy_vectorcall(vm, 0));
check(pkpy_stack_size(vm) == 1);
check(pkpy_unpack_sequence(vm, 3));
check(pkpy_stack_size(vm) == 3);
check(pkpy_to_int(vm, -3, &r_int));
printf("retmany_x : %i\n", r_int);
check(pkpy_to_int(vm, -2, &r_int));
printf("retmany_x : %i\n", r_int);
check(pkpy_to_int(vm, -1, &r_int));
printf("retmany_x : %i\n", r_int);
// test argument error
check(pkpy_getglobal(vm, pkpy_name("x")));
check(pkpy_push_null(vm));
error(pkpy_vectorcall(vm, 0));
check(pkpy_exec(vm, "l = []"));
check(pkpy_getglobal(vm, pkpy_name("l")));
check(pkpy_get_unbound_method(vm, pkpy_name("append")));
check(pkpy_push_string(vm, pkpy_string("hello")));
check(pkpy_vectorcall(vm, 1));
check(pkpy_pop_top(vm)); // pop None returned by append()
check(pkpy_exec(vm, "print(l)"));
PRINT_TITLE("test bindings");
check(pkpy_push_function(vm, "test_binding()", test_binding));
check(pkpy_setglobal(vm, pkpy_name("test_binding")));
check(pkpy_exec(vm, "print(test_binding())"));
check(pkpy_stack_size(vm) == 0);
check(pkpy_push_function(vm, "test_multiple_return()", test_multiple_return));
check(pkpy_setglobal(vm, pkpy_name("test_multiple_return")));
check(pkpy_stack_size(vm) == 0);
check(pkpy_push_function(vm, "test_default_argument(x=5)", test_default_argument));
check(pkpy_push_null(vm));
check(pkpy_vectorcall(vm, 0));
check(pkpy_stack_size(vm) == 1);
check(pkpy_is_bool(vm, -1) == true);
check(pkpy_to_bool(vm, -1, &r_bool));
check(r_bool == true);
check(pkpy_pop_top(vm));
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test bindings 2");
check(pkpy_push_function(vm, "test_minus(a, b)", test_minus));
check(pkpy_setglobal(vm, pkpy_name("test_minus")));
check(pkpy_exec(vm, "print(test_minus(5, 3))"));
check(pkpy_exec(vm, "for i in range(5): print(test_minus(5, i))"));
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test bindings fib");
check(pkpy_push_function(vm, "test_fib(n: int) -> int", test_fib));
check(pkpy_setglobal(vm, pkpy_name("test_fib")));
check(pkpy_exec(vm, "print(test_fib(10))"));
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test error propagate");
check(pkpy_push_function(vm, "test_error_propagate()", test_error_propagate));
check(pkpy_setglobal(vm, pkpy_name("test_error_propagate")));
error(pkpy_exec(vm, "test_error_propagate()"));
check(pkpy_getglobal(vm, pkpy_name("test_multiple_return")));
check(pkpy_push_null(vm));
check(pkpy_vectorcall(vm, 0));
check(pkpy_stack_size(vm) == 1);
check(pkpy_unpack_sequence(vm, 2));
check(pkpy_stack_size(vm) == 2);
check(pkpy_pop(vm, 2));
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test other errors");
check(pkpy_getglobal(vm, pkpy_name("test_error_propagate")));
check(pkpy_pop_top(vm));
fail(pkpy_getglobal(vm, pkpy_name("nonexistant")));
error(pkpy_exec(vm, "raise NameError('testing error throwing from python')"));
PRINT_TITLE("test TypeError");
check(pkpy_push_float(vm, 2.0));
error(pkpy_to_int(vm, -1, &r_int));
PRINT_TITLE("test complicated errors");
pkpy_exec(vm, "test_error_propagate()");
check(pkpy_check_error(vm));
pkpy_clear_error(vm, NULL);
//this should be catchable
check(pkpy_exec(vm, "try : test_error_propagate(); except NameError : pass"));
error(pkpy_error(vm, "Exception", pkpy_string("test direct error mechanism")));
//more complicated error handling
check(pkpy_exec(vm, "def error_from_python() : raise NotImplementedError()"));
check(pkpy_push_function(vm, "test_nested_error()", test_nested_error));
check(pkpy_setglobal(vm, pkpy_name("test_nested_error")));
error(pkpy_exec(vm, "test_nested_error()"));
PRINT_TITLE("test getattr/setattr");
check(pkpy_stack_size(vm) == 0);
check(pkpy_exec(vm, "import math"));
check(pkpy_getglobal(vm, pkpy_name("math")));
check(pkpy_getattr(vm, pkpy_name("pi")));
check(pkpy_to_float(vm, -1, &r_float));
printf("pi: %.2f\n", (float)r_float);
check(pkpy_pop(vm, 1));
// math.pi = 2
check(pkpy_push_int(vm, 2));
check(pkpy_eval(vm, "math"));
check(pkpy_setattr(vm, pkpy_name("pi")));
check(pkpy_exec(vm, "print(math.pi)"));
PRINT_TITLE("test eval");
check(pkpy_eval(vm, "math.pi"));
check(pkpy_to_float(vm, -1, &r_float));
printf("pi: %.2f\n", (float)r_float);
check(pkpy_pop(vm, 1));
check(pkpy_stack_size(vm) == 0);
PRINT_TITLE("test py_repr");
check(pkpy_eval(vm, "['1', 2, (3, '4')]"));
check(pkpy_py_repr(vm));
check(pkpy_to_string(vm, -1, &r_string));
for(int i = 0; i < r_string.size; i++) putchar(r_string.data[i]);
putchar('\n');
check(pkpy_pop_top(vm));
check(pkpy_stack_size(vm) == 0);
return 0;
}