mirror of
https://github.com/pevans/erc-c.git
synced 2024-12-30 06:29:48 +00:00
120 lines
3.6 KiB
C
120 lines
3.6 KiB
C
#include <criterion/criterion.h>
|
|
|
|
#include "apple2.h"
|
|
#include "apple2.mem.h"
|
|
|
|
static apple2 *mach = NULL;
|
|
|
|
static void
|
|
setup()
|
|
{
|
|
mach = apple2_create(100, 100);
|
|
apple2_mem_map(mach);
|
|
vm_segment_set_map_machine(mach);
|
|
}
|
|
|
|
static void
|
|
teardown()
|
|
{
|
|
apple2_free(mach);
|
|
vm_segment_set_map_machine(NULL);
|
|
}
|
|
|
|
TestSuite(apple2_mem, .init = setup, .fini = teardown);
|
|
|
|
Test(apple2_mem, map)
|
|
{
|
|
// mach already had the mem_map function run, so we just need to
|
|
// test the results.
|
|
size_t addr;
|
|
|
|
for (addr = APPLE2_BANK_OFFSET; addr < MOS6502_MEMSIZE; addr++) {
|
|
cr_assert_eq(mach->memory->read_table[addr], apple2_mem_read_bank);
|
|
cr_assert_eq(mach->memory->write_table[addr], apple2_mem_write_bank);
|
|
}
|
|
}
|
|
|
|
Test(apple2_mem, read_bank)
|
|
{
|
|
vm_8bit val;
|
|
|
|
// Test that setting a value in the rom segment is returned to us
|
|
// when addressing from main memory
|
|
mach->memory_mode = MEMORY_BANK_ROM;
|
|
val = 123;
|
|
vm_segment_set(mach->rom, 0x77, val);
|
|
val = vm_segment_get(mach->rom, 0x77);
|
|
cr_assert_eq(vm_segment_get(mach->memory, 0xD077), val);
|
|
|
|
// In RAM1 bank mode, setting a value in memory should return thaty
|
|
// value in memory... but, as a twist, also check that the value is
|
|
// not set in ROM nor in RAM2.
|
|
val = 222;
|
|
mach->memory_mode = MEMORY_BANK_RAM1;
|
|
vm_segment_set(mach->memory, 0xD077, val);
|
|
cr_assert_eq(vm_segment_get(mach->memory, 0xD077), val);
|
|
cr_assert_neq(vm_segment_get(mach->rom, 0x77), val);
|
|
cr_assert_neq(vm_segment_get(mach->ram2, 0x77), val);
|
|
|
|
// Finally, in RAM2 bank mode, we test similarly to ROM mode. Set
|
|
// the value directly in ram2 and see if it's there when addressing
|
|
// from main memory.
|
|
val = 111;
|
|
mach->memory_mode = MEMORY_BANK_RAM2;
|
|
vm_segment_set(mach->ram2, 0x77, val);
|
|
cr_assert_eq(vm_segment_get(mach->memory, 0xD077), val);
|
|
}
|
|
|
|
/*
|
|
* The write_bank test will look a bit similar to the read_bank one,
|
|
* except in logic it should be written somewhat as an inverse. That is,
|
|
* we want our writes to all go to memory, and double-check that the
|
|
* right location is being updated (or not being updated).
|
|
*/
|
|
Test(apple2_mem, write_bank)
|
|
{
|
|
vm_8bit right, wrong;
|
|
|
|
// In BANK_ROM mode, we expect that updates to ROM will never be
|
|
// successful (after all, it wouldn't be read-only memory if they
|
|
// were).
|
|
right = 123;
|
|
wrong = 222;
|
|
mach->memory_mode = MEMORY_BANK_ROM;
|
|
vm_segment_set(mach->rom, 0x77, right);
|
|
vm_segment_set(mach->memory, 0xD077, wrong);
|
|
cr_assert_eq(vm_segment_get(mach->rom, 0x77), right);
|
|
cr_assert_eq(vm_segment_get(mach->memory, 0xD077), right);
|
|
|
|
// RAM1 is the main bank; it's all 64k RAM in one chunk.
|
|
right = 111;
|
|
wrong = 232;
|
|
mach->memory_mode = MEMORY_BANK_RAM1;
|
|
vm_segment_set(mach->memory, 0xD078, right);
|
|
vm_segment_set(mach->ram2, 0x78, wrong);
|
|
cr_assert_eq(vm_segment_get(mach->memory, 0xD078), right);
|
|
cr_assert_eq(vm_segment_get(mach->ram2, 0x78), wrong);
|
|
|
|
// RAM2 is most of the 64k, except the first 4k of the last 12
|
|
// ($D000..$DFFF) is in ram2.
|
|
right = 210;
|
|
wrong = 132;
|
|
mach->memory_mode = MEMORY_BANK_RAM2;
|
|
vm_segment_set(mach->ram2, 0x73, wrong);
|
|
vm_segment_set(mach->memory, 0xD073, right);
|
|
cr_assert_eq(vm_segment_get(mach->ram2, 0x73), right);
|
|
}
|
|
|
|
Test(apple2_mem, init_disk2_rom)
|
|
{
|
|
// FIXME: this isn't working, _and_ it's pretty tightly coupled into
|
|
// the create() function. We could use a better way of testing this.
|
|
//cr_assert_eq(apple2_mem_init_disk2_rom(mach), OK);
|
|
}
|
|
|
|
Test(apple2_mem, init_sys_rom)
|
|
{
|
|
// FIXME: same
|
|
//cr_assert_eq(apple2_mem_init_sys_rom(mach), OK);
|
|
}
|