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authorDmitry Osipenko <digetx@gmail.com>2016-10-24 16:26:51 +0100
committerPeter Maydell <peter.maydell@linaro.org>2016-10-24 16:26:51 +0100
commit293130aa91e9fc319beca1d8b1a9ac8c0cb33f75 (patch)
tree1b271703dcb78e6fdc6ff839a0147c5b4496518d /tests/ptimer-test.c
parent2b5c0322b7d9d2032578bd1efccf72f4ab1b7074 (diff)
tests: ptimer: Add tests for "wraparound after one period" policy
PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD changes ptimer behaviour in a such way, that it would wrap around after one period instead of doing it immediately. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Message-id: ce27bb84ed9f2b64300dd4e90f3eff235a7dcedf.1475421224.git.digetx@gmail.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'tests/ptimer-test.c')
-rw-r--r--tests/ptimer-test.c127
1 files changed, 104 insertions, 23 deletions
diff --git a/tests/ptimer-test.c b/tests/ptimer-test.c
index 7b0ddf64e0..b95958f008 100644
--- a/tests/ptimer-test.c
+++ b/tests/ptimer-test.c
@@ -188,6 +188,7 @@ static void check_periodic(gconstpointer arg)
const uint8_t *policy = arg;
QEMUBH *bh = qemu_bh_new(ptimer_trigger, NULL);
ptimer_state *ptimer = ptimer_init(bh, *policy);
+ bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD);
triggered = false;
@@ -195,20 +196,41 @@ static void check_periodic(gconstpointer arg)
ptimer_set_limit(ptimer, 10, 1);
ptimer_run(ptimer, 0);
- qemu_clock_step(2000000 * 10 + 100000);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 10);
+ g_assert_false(triggered);
+
+ qemu_clock_step(100000);
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 9);
+ g_assert_false(triggered);
+
+ qemu_clock_step(2000000 * 10 - 100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 10);
+ g_assert_true(triggered);
+
+ qemu_clock_step(100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 9);
g_assert_true(triggered);
triggered = false;
qemu_clock_step(2000000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 8);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 9 : 8);
g_assert_false(triggered);
ptimer_set_count(ptimer, 20);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 20);
+ g_assert_false(triggered);
+
+ qemu_clock_step(100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 19);
+ g_assert_false(triggered);
+
qemu_clock_step(2000000 * 11 + 100000);
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 8);
@@ -216,7 +238,24 @@ static void check_periodic(gconstpointer arg)
qemu_clock_step(2000000 * 10);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 8);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 9 : 8);
+ g_assert_true(triggered);
+
+ triggered = false;
+
+ ptimer_set_count(ptimer, 3);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 3);
+ g_assert_false(triggered);
+
+ qemu_clock_step(100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 2);
+ g_assert_false(triggered);
+
+ qemu_clock_step(2000000 * 4);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 9 : 8);
g_assert_true(triggered);
ptimer_stop(ptimer);
@@ -224,7 +263,7 @@ static void check_periodic(gconstpointer arg)
qemu_clock_step(2000000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 8);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 9 : 8);
g_assert_false(triggered);
ptimer_set_count(ptimer, 3);
@@ -232,14 +271,14 @@ static void check_periodic(gconstpointer arg)
qemu_clock_step(2000000 * 3 + 100000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 9);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 9);
g_assert_true(triggered);
triggered = false;
qemu_clock_step(2000000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 8);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 9 : 8);
g_assert_false(triggered);
ptimer_set_count(ptimer, 0);
@@ -248,18 +287,23 @@ static void check_periodic(gconstpointer arg)
triggered = false;
- qemu_clock_step(2000000 * 12 + 100000);
+ qemu_clock_step(100000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 7);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 9);
+ g_assert_false(triggered);
+
+ qemu_clock_step(2000000 * 12);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 8 : 7);
g_assert_true(triggered);
ptimer_stop(ptimer);
triggered = false;
- qemu_clock_step(2000000 * 12 + 100000);
+ qemu_clock_step(2000000 * 10);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 7);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 8 : 7);
g_assert_false(triggered);
ptimer_run(ptimer, 0);
@@ -267,7 +311,7 @@ static void check_periodic(gconstpointer arg)
qemu_clock_step(2000000 + 100000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 7);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 8 : 7);
g_assert_false(triggered);
}
@@ -276,6 +320,7 @@ static void check_on_the_fly_mode_change(gconstpointer arg)
const uint8_t *policy = arg;
QEMUBH *bh = qemu_bh_new(ptimer_trigger, NULL);
ptimer_state *ptimer = ptimer_init(bh, *policy);
+ bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD);
triggered = false;
@@ -285,6 +330,9 @@ static void check_on_the_fly_mode_change(gconstpointer arg)
qemu_clock_step(2000000 * 9 + 100000);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
+ g_assert_false(triggered);
+
ptimer_run(ptimer, 0);
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
@@ -292,7 +340,7 @@ static void check_on_the_fly_mode_change(gconstpointer arg)
qemu_clock_step(2000000);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 9);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 9);
g_assert_true(triggered);
triggered = false;
@@ -301,7 +349,7 @@ static void check_on_the_fly_mode_change(gconstpointer arg)
ptimer_run(ptimer, 1);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 1 : 0);
g_assert_false(triggered);
qemu_clock_step(2000000 * 3);
@@ -394,6 +442,7 @@ static void check_run_with_delta_0(gconstpointer arg)
const uint8_t *policy = arg;
QEMUBH *bh = qemu_bh_new(ptimer_trigger, NULL);
ptimer_state *ptimer = ptimer_init(bh, *policy);
+ bool wrap_policy = (*policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD);
triggered = false;
@@ -429,14 +478,21 @@ static void check_run_with_delta_0(gconstpointer arg)
triggered = false;
- qemu_clock_step(2000000 + 100000);
+ qemu_clock_step(100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 98);
+ g_assert_false(triggered);
+
+ triggered = false;
+
+ qemu_clock_step(2000000);
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 97);
g_assert_false(triggered);
qemu_clock_step(2000000 * 98);
- g_assert_cmpuint(ptimer_get_count(ptimer), ==, 98);
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, wrap_policy ? 0 : 98);
g_assert_true(triggered);
ptimer_stop(ptimer);
@@ -463,6 +519,23 @@ static void check_periodic_with_load_0(gconstpointer arg)
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
g_assert_false(triggered);
+ triggered = false;
+
+ ptimer_set_count(ptimer, 10);
+ ptimer_run(ptimer, 0);
+
+ qemu_clock_step(2000000 * 10 + 100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
+ g_assert_true(triggered);
+
+ triggered = false;
+
+ qemu_clock_step(2000000 + 100000);
+
+ g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
+ g_assert_false(triggered);
+
ptimer_stop(ptimer);
}
@@ -486,18 +559,12 @@ static void check_oneshot_with_load_0(gconstpointer arg)
g_assert_cmpuint(ptimer_get_count(ptimer), ==, 0);
g_assert_false(triggered);
-
- triggered = false;
-
- qemu_clock_step(2000000 + 100000);
-
- g_assert_false(triggered);
}
static void add_ptimer_tests(uint8_t policy)
{
uint8_t *ppolicy = g_malloc(1);
- char *policy_name = g_malloc(64);
+ char *policy_name = g_malloc0(256);
*ppolicy = policy;
@@ -505,6 +572,10 @@ static void add_ptimer_tests(uint8_t policy)
g_sprintf(policy_name, "default");
}
+ if (policy & PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD) {
+ g_strlcat(policy_name, "wrap_after_one_period,", 256);
+ }
+
g_test_add_data_func(
g_strdup_printf("/ptimer/set_count policy=%s", policy_name),
ppolicy, check_set_count);
@@ -550,6 +621,16 @@ static void add_ptimer_tests(uint8_t policy)
ppolicy, check_oneshot_with_load_0);
}
+static void add_all_ptimer_policies_comb_tests(void)
+{
+ int last_policy = PTIMER_POLICY_WRAP_AFTER_ONE_PERIOD;
+ int policy = PTIMER_POLICY_DEFAULT;
+
+ for (; policy < (last_policy << 1); policy++) {
+ add_ptimer_tests(policy);
+ }
+}
+
int main(int argc, char **argv)
{
int i;
@@ -560,7 +641,7 @@ int main(int argc, char **argv)
main_loop_tlg.tl[i] = g_new0(QEMUTimerList, 1);
}
- add_ptimer_tests(PTIMER_POLICY_DEFAULT);
+ add_all_ptimer_policies_comb_tests();
qtest_allowed = true;