fvm/tests/test_as_analyzer.c

#include <stdio.h>
#include <string.h> 
#include <assert.h>

#include "as_tokenizer.h"
#include "as_parser.h"
#include "as_analyzer.h"
#include "utils.h"

char *input_buffer = 
    "start:\n"
    "    imm 1\n"
    "mid: add\n"
    "    call start\n"
    "    sub\n"
    ".insec: add\n"
    "    div\n"
    "end:    eq\n";

int main(int argc, char** argv) {
    struct result result;
    printf("[TEST] assembler analyzer\n");
    // make a memory buffer to FILE*
    FILE *fp = fmemopen(input_buffer, strlen(input_buffer), "r");
    struct allocator * alct = new_allocator();
    struct token_stream * ts = new_token_stream(alct, fp);
    result = parse_prog(alct, ts);
    assert(result.errmsg == NULL);
    struct prog* prog = result.value;
    struct sym_table sym_table = analyze_prog(alct, prog);    

    assert(strcmp(sym_table.buf[0].name, "start") == 0);
    assert(strcmp(sym_table.buf[1].name, "mid") == 0);
    assert(strcmp(sym_table.buf[2].name, "mid.insec") == 0);
    assert(strcmp(sym_table.buf[3].name, "end") == 0);

    assert(sym_table.buf[0].offset == 0);
    assert(sym_table.buf[1].offset == 9);
    assert(sym_table.buf[2].offset == 21);
    assert(sym_table.buf[3].offset == 23);

    printf("[PASS] assembler analyzer\n");
    delete_allocator(alct);
    return 0;
}