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Always return NULL from the _unref() calls

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There's no good reason to return the object from the unref() call other than
for testing purposes, and we can work around this by using valgrind instead.
The API is a lot more consistent when we always return NULL.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer
2015-10-13 07:40:46 +10:00
parent 3d380af3a8
commit a36f83606c
4 changed files with 47 additions and 62 deletions
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4
test/test-context.c
View File

@@ -107,9 +107,9 @@ START_TEST(context_ref)
ck_assert_ptr_eq(lr, lr2);
lr2 = ratbag_unref(lr2);
ck_assert_ptr_eq(lr2, lr);
ck_assert_ptr_eq(lr2, NULL);
lr2 = ratbag_unref(lr2);
lr2 = ratbag_unref(lr);
ck_assert_ptr_eq(lr2, NULL);
}
END_TEST

40
test/test-device.c
View File

@@ -144,13 +144,13 @@ END_TEST
} \
for (i = 0; i <= 256; i++) { \
tmp = T##_unref(a); \
ck_assert(tmp == a); \
ck_assert(tmp == NULL); \
} \
for (i = 0; i <= 256; i++) { \
tmp = T##_ref(a); \
ck_assert(tmp == a); \
tmp = T##_unref(a); \
ck_assert(tmp == a); \
ck_assert(tmp == NULL); \
} \
}
@@ -183,7 +183,7 @@ START_TEST(device_free_context_before_device)
ck_assert(d != NULL);
r = ratbag_unref(r);
ck_assert(r != NULL);
ck_assert(r == NULL);
d = ratbag_device_unref(d);
ck_assert(d == NULL);
@@ -465,8 +465,8 @@ START_TEST(device_freed_before_profile)
ck_assert_int_eq(is_active, 0);
d = ratbag_device_unref(d);
/* a ref to d is still kept through p, so d can not be NULL */
ck_assert(d != NULL);
/* a ref to d is still kept through p */
ck_assert(d == NULL);
rc = ratbag_profile_set_active(p);
ck_assert_int_eq(rc, 0);
@@ -500,15 +500,15 @@ START_TEST(device_and_profile_freed_before_button)
ck_assert(p != NULL);
d = ratbag_device_unref(d);
/* a ref to d is still kept through p, so d can not be NULL */
ck_assert(d != NULL);
/* a ref to d is still kept through p */
ck_assert(d == NULL);
b = ratbag_profile_get_button(p, 0);
ck_assert(b != NULL);
p = ratbag_profile_unref(p);
/* a ref to p is still kept through b, so p can not be NULL */
ck_assert(p != NULL);
/* a ref to p is still kept through b */
ck_assert(p == NULL);
/* FIXME: should probably call something for the button */
b = ratbag_button_unref(b);
@@ -539,15 +539,15 @@ START_TEST(device_and_profile_freed_before_resolution)
ck_assert(p != NULL);
d = ratbag_device_unref(d);
/* a ref to d is still kept through p, so d can not be NULL */
ck_assert(d != NULL);
/* a ref to d is still kept through p */
ck_assert(d == NULL);
res = ratbag_profile_get_resolution(p, 0);
ck_assert(res != NULL);
p = ratbag_profile_unref(p);
/* a ref to p is still kept through res, so p can not be NULL */
ck_assert(p != NULL);
/* a ref to p is still kept through res */
ck_assert(p == NULL);
/* FIXME: should probably call something for the resolution */
res = ratbag_resolution_unref(res);
@@ -580,7 +580,7 @@ START_TEST(device_and_profile_and_button_freed_before_resolution)
d = ratbag_device_unref(d);
/* a ref to d is still kept through p, so d can not be NULL */
ck_assert(d != NULL);
ck_assert(d == NULL);
res = ratbag_profile_get_resolution(p, 0);
ck_assert(res != NULL);
@@ -589,8 +589,8 @@ START_TEST(device_and_profile_and_button_freed_before_resolution)
ck_assert(b != NULL);
p = ratbag_profile_unref(p);
/* a ref to p is still kept through res and b, so p can not be NULL */
ck_assert(p != NULL);
/* a ref to p is still kept through res and b */
ck_assert(p == NULL);
/* a ref to p is still in res */
b = ratbag_button_unref(b);
@@ -626,8 +626,8 @@ START_TEST(device_and_profile_and_resolution_freed_before_button)
ck_assert(p != NULL);
d = ratbag_device_unref(d);
/* a ref to d is still kept through p, so d can not be NULL */
ck_assert(d != NULL);
/* a ref to d is still kept through p */
ck_assert(d == NULL);
res = ratbag_profile_get_resolution(p, 0);
ck_assert(res != NULL);
@@ -636,8 +636,8 @@ START_TEST(device_and_profile_and_resolution_freed_before_button)
ck_assert(b != NULL);
p = ratbag_profile_unref(p);
/* a ref to p is still kept through res and b, so p can not be NULL */
ck_assert(p != NULL);
/* a ref to p is still kept through res and b */
ck_assert(p == NULL);
/* a ref to p is still in res */
res = ratbag_resolution_unref(res);