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Refactor tests.

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Refactor tests to use explicit testing assertions, rather than diff'ing
test output.  This makes the test code a bit shorter, more explicitly
encodes testing intent, and makes test failure diagnosis more
straightforward.
This commit is contained in:
Jason Evans
2013-12-08 20:52:21 -08:00
parent 9f35a71a81
commit 2a83ed0284
31 changed files with 880 additions and 708 deletions
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96
test/integration/posix_memalign.c
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@@ -5,35 +5,30 @@
#define MAXALIGN ((size_t)0x2000000LU)
#define NITER 4
int
main(void)
TEST_BEGIN(test_alignment_errors)
{
size_t alignment, size, total;
unsigned i;
int err;
void *p, *ps[NITER];
size_t alignment;
void *p;
malloc_printf("Test begin\n");
/* Test error conditions. */
for (alignment = 0; alignment < sizeof(void *); alignment++) {
err = posix_memalign(&p, alignment, 1);
if (err != EINVAL) {
malloc_printf(
"Expected error for invalid alignment %zu\n",
alignment);
}
assert_d_eq(posix_memalign(&p, alignment, 1), EINVAL,
"Expected error for invalid alignment %zu",
alignment);
}
for (alignment = sizeof(size_t); alignment < MAXALIGN;
alignment <<= 1) {
err = posix_memalign(&p, alignment + 1, 1);
if (err == 0) {
malloc_printf(
"Expected error for invalid alignment %zu\n",
alignment + 1);
}
assert_d_ne(posix_memalign(&p, alignment + 1, 1), 0,
"Expected error for invalid alignment %zu",
alignment + 1);
}
}
TEST_END
TEST_BEGIN(test_oom_errors)
{
size_t alignment, size;
void *p;
#if LG_SIZEOF_PTR == 3
alignment = UINT64_C(0x8000000000000000);
@@ -42,12 +37,9 @@ main(void)
alignment = 0x80000000LU;
size = 0x80000000LU;
#endif
err = posix_memalign(&p, alignment, size);
if (err == 0) {
malloc_printf(
"Expected error for posix_memalign(&p, %zu, %zu)\n",
alignment, size);
}
assert_d_ne(posix_memalign(&p, alignment, size), 0,
"Expected error for posix_memalign(&p, %zu, %zu)",
alignment, size);
#if LG_SIZEOF_PTR == 3
alignment = UINT64_C(0x4000000000000000);
@@ -56,12 +48,9 @@ main(void)
alignment = 0x40000000LU;
size = 0x84000001LU;
#endif
err = posix_memalign(&p, alignment, size);
if (err == 0) {
malloc_printf(
"Expected error for posix_memalign(&p, %zu, %zu)\n",
alignment, size);
}
assert_d_ne(posix_memalign(&p, alignment, size), 0,
"Expected error for posix_memalign(&p, %zu, %zu)",
alignment, size);
alignment = 0x10LU;
#if LG_SIZEOF_PTR == 3
@@ -69,12 +58,18 @@ main(void)
#else
size = 0xfffffff0LU;
#endif
err = posix_memalign(&p, alignment, size);
if (err == 0) {
malloc_printf(
"Expected error for posix_memalign(&p, %zu, %zu)\n",
alignment, size);
}
assert_d_ne(posix_memalign(&p, alignment, size), 0,
"Expected error for posix_memalign(&p, %zu, %zu)",
alignment, size);
}
TEST_END
TEST_BEGIN(test_alignment_and_size)
{
size_t alignment, size, total;
unsigned i;
int err;
void *ps[NITER];
for (i = 0; i < NITER; i++)
ps[i] = NULL;
@@ -83,7 +78,6 @@ main(void)
alignment <= MAXALIGN;
alignment <<= 1) {
total = 0;
malloc_printf("Alignment: %zu\n", alignment);
for (size = 1;
size < 3 * alignment && size < (1U << 31);
size += (alignment >> (LG_SIZEOF_PTR-1)) - 1) {
@@ -91,9 +85,13 @@ main(void)
err = posix_memalign(&ps[i],
alignment, size);
if (err) {
char buf[BUFERROR_BUF];
buferror(get_errno(), buf, sizeof(buf));
test_fail(
"Error for size %zu (%#zx): %s\n",
size, size, strerror(err));
"Error for alignment=%zu, "
"size=%zu (%#zx): %s",
alignment, size, size, buf);
}
total += malloc_usable_size(ps[i]);
if (total >= (MAXALIGN << 1))
@@ -107,7 +105,15 @@ main(void)
}
}
}
malloc_printf("Test end\n");
return (0);
}
TEST_END
int
main(void)
{
return (test(
test_alignment_errors,
test_oom_errors,
test_alignment_and_size));
}