Max Regan
6e2f4096a2
Add a mostly non-functional Gameboy CPU and the skeleton of a Gameboy assembler intended for unit tests.
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
#include "gbasm/assemble.h"
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#include "gbasm/emitter.h"
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#include "tests/gbasm/test.h"
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#include "tests/gbasm/inc.h"
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#include "tests/gbasm/fixed.h"
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#include "common.h"
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#include <string.h> /* memset */
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#include <glib.h>
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const static struct gbasm_tests *tests[] = {
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&gbasm_fixed_tests,
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&gbasm_inc_tests,
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};
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static int cmp_mem(const uint8_t *test_data, const uint8_t *expected_data, size_t len)
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{
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for (size_t i = 0; i < len; i++) {
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if (test_data[i] != expected_data[i]) {
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g_test_message("memory contents differed at index %zu, data=%x, expected=%x",
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i, test_data[i], expected_data[i]);
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return -1;
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}
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}
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return 0;
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}
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static void run_test(const void *test_data)
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{
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static uint8_t program[4096];
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const struct gbasm_test *test = test_data;
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struct emitter emitter;
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struct buffer_emitter buffer_emitter;
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char *src;
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int rc;
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size_t len;
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src = strdup(test->asm_source);
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memset(program, 0, sizeof(program));
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buffer_emitter_init(&emitter, &buffer_emitter, program, sizeof(program));
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rc = gbasm_assemble(src, &emitter);
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g_assert_cmpint(rc, ==, 0);
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len = test->expected_output_len;
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if (len != buffer_emitter.cursor) {
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g_warning("output lengths were not equal expected %zu, actual %zu",
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len, buffer_emitter.cursor);
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g_test_fail();
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len = MIN(len, buffer_emitter.cursor);
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}
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rc = cmp_mem(program, test->expected_output, len);
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g_assert_cmpint(rc, ==, 0);
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free(src);
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}
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int main(int argc, char **argv)
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{
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char test_name_buff[256];
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g_test_init(&argc, &argv, NULL);
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for (int i = 0; i < ARRAY_SIZE(tests); i++) {
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for (int j = 0; j < tests[i]->num_tests; j++) {
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snprintf(test_name_buff, sizeof(test_name_buff),
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"/gbasm/%s/%s",
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tests[i]->name,
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tests[i]->tests[j]->name);
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g_test_add_data_func(test_name_buff, tests[i]->tests[j], run_test);
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}
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}
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return g_test_run();
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}
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