| 22 | } |
| 23 | |
| 24 | int main(void) |
| 25 | { |
| 26 | char *page; |
| 27 | |
| 28 | /* This is how many tests you plan to run */ |
| 29 | plan_tests(30); |
| 30 | |
| 31 | page = mmap(NULL, getpagesize(), PROT_READ|PROT_WRITE, |
| 32 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); |
| 33 | ok1(ptr_valid_read(page)); |
| 34 | ok1(ptr_valid_write(page)); |
| 35 | ok1(ptr_valid(page, 1, getpagesize(), false)); |
| 36 | ok1(ptr_valid(page, 1, getpagesize(), true)); |
| 37 | |
| 38 | /* Test alignment constraints. */ |
| 39 | ok1(ptr_valid(page, getpagesize(), getpagesize(), false)); |
| 40 | ok1(ptr_valid(page, getpagesize(), getpagesize(), true)); |
| 41 | ok1(!ptr_valid(page+1, getpagesize(), 1, false)); |
| 42 | ok1(!ptr_valid(page+1, getpagesize(), 1, true)); |
| 43 | |
| 44 | /* Test batch. */ |
| 45 | ok1(check_batch(page, getpagesize(), true)); |
| 46 | |
| 47 | /* Unmap, all should fail. */ |
| 48 | munmap(page, getpagesize()); |
| 49 | ok1(!ptr_valid_read(page)); |
| 50 | ok1(!ptr_valid_write(page)); |
| 51 | ok1(!ptr_valid(page, 1, getpagesize(), false)); |
| 52 | ok1(!ptr_valid(page, 1, getpagesize(), true)); |
| 53 | |
| 54 | /* Test alignment constraints. */ |
| 55 | ok1(!ptr_valid(page, getpagesize(), getpagesize(), false)); |
| 56 | ok1(!ptr_valid(page, getpagesize(), getpagesize(), true)); |
| 57 | ok1(!ptr_valid(page+1, getpagesize(), 1, false)); |
| 58 | ok1(!ptr_valid(page, getpagesize(), 1, true)); |
| 59 | |
| 60 | /* Test batch (slow, since each fails, so reduce count). */ |
| 61 | ok1(check_batch(page, 4, false)); |
| 62 | |
| 63 | /* Check read-only */ |
| 64 | page = mmap(NULL, getpagesize(), PROT_READ, |
| 65 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); |
| 66 | ok1(ptr_valid_read(page)); |
| 67 | ok1(!ptr_valid_write(page)); |
| 68 | ok1(ptr_valid(page, 1, getpagesize(), false)); |
| 69 | ok1(!ptr_valid(page, 1, getpagesize(), true)); |
| 70 | |
| 71 | /* Test alignment constraints. */ |
| 72 | ok1(ptr_valid(page, getpagesize(), getpagesize(), false)); |
| 73 | ok1(!ptr_valid(page, getpagesize(), getpagesize(), true)); |
| 74 | ok1(!ptr_valid(page+1, getpagesize(), 1, false)); |
| 75 | ok1(!ptr_valid(page+1, getpagesize(), 1, true)); |
| 76 | munmap(page, getpagesize()); |
| 77 | |
| 78 | /* Check for overrun. */ |
| 79 | page = mmap(NULL, getpagesize()*2, PROT_READ|PROT_WRITE, |
| 80 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); |
| 81 | munmap(page + getpagesize(), getpagesize()); |
nothing calls this directly
no test coverage detected