Files
mpc/tests/core.c

76 lines
2.5 KiB
C

#include "ptest.h"
#include "../mpc.h"
#include <stdlib.h>
#include <string.h>
static int int_eq(const void* x, const void* y) { return (*(int*)x == *(int*)y); }
static void int_print(const void* x) { printf("'%i'", *((int*)x)); }
static int string_eq(const void* x, const void* y) { return (strcmp(x, y) == 0); }
static void string_print(const void* x) { printf("'%s'", (char*)x); }
void test_ident(void) {
/* ^[a-zA-Z_][a-zA-Z0-9_]*$ */
mpc_parser_t* Ident = mpc_whole(
mpc_and(2, mpcf_strfold,
mpc_or(2, mpc_alpha(), mpc_underscore()),
mpc_many1(mpcf_strfold, mpc_or(3, mpc_alpha(), mpc_underscore(), mpc_digit())),
free),
free
);
PT_ASSERT(mpc_test_pass(Ident, "test", "test", string_eq, free, string_print));
PT_ASSERT(mpc_test_fail(Ident, " blah", "", string_eq, free, string_print));
PT_ASSERT(mpc_test_pass(Ident, "anoth21er", "anoth21er", string_eq, free, string_print));
PT_ASSERT(mpc_test_pass(Ident, "du__de", "du__de", string_eq, free, string_print));
PT_ASSERT(mpc_test_fail(Ident, "some spaces", "", string_eq, free, string_print));
PT_ASSERT(mpc_test_fail(Ident, "", "", string_eq, free, string_print));
PT_ASSERT(mpc_test_fail(Ident, "18nums", "", string_eq, free, string_print));
mpc_delete(Ident);
}
void test_maths(void) {
mpc_parser_t *Expr, *Factor, *Term, *Maths;
int r0 = 1, r1 = 5, r2 = 13, r3 = 0, r4 = 2;
Expr = mpc_new("expr");
Factor = mpc_new("factor");
Term = mpc_new("term");
Maths = mpc_new("maths");
mpc_define(Expr, mpc_or(2,
mpc_and(3, mpcf_maths, Factor, mpc_oneof("*/"), Factor, free, free),
Factor
));
mpc_define(Factor, mpc_or(2,
mpc_and(3, mpcf_maths, Term, mpc_oneof("+-"), Term, free, free),
Term
));
mpc_define(Term, mpc_or(2,
mpc_int(),
mpc_parens(Expr, free)
));
mpc_define(Maths, mpc_whole(Expr, free));
PT_ASSERT(mpc_test_pass(Maths, "1", &r0, int_eq, free, int_print));
PT_ASSERT(mpc_test_pass(Maths, "(5)", &r1, int_eq, free, int_print));
PT_ASSERT(mpc_test_pass(Maths, "(4*2)+5", &r2, int_eq, free, int_print));
PT_ASSERT(mpc_test_fail(Maths, "a", &r3, int_eq, free, int_print));
PT_ASSERT(mpc_test_fail(Maths, "2b+4", &r4, int_eq, free, int_print));
mpc_cleanup(4, Expr, Factor, Term, Maths);
}
void suite_core(void) {
pt_add_test(test_ident, "Test Ident", "Suite Core");
pt_add_test(test_maths, "Test Maths", "Suite Core");
}