mirror of
https://github.com/Genymobile/scrcpy
synced 2024-12-20 22:32:09 +00:00
2f03141e9f
The clock rolling sum is not trivial. Test it.
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
#include "common.h"
|
|
|
|
#include <assert.h>
|
|
|
|
#include "clock.h"
|
|
|
|
void test_small_rolling_sum(void) {
|
|
struct sc_clock clock;
|
|
sc_clock_init(&clock);
|
|
|
|
assert(clock.count == 0);
|
|
assert(clock.left_sum.system == 0);
|
|
assert(clock.left_sum.stream == 0);
|
|
assert(clock.right_sum.system == 0);
|
|
assert(clock.right_sum.stream == 0);
|
|
|
|
sc_clock_update(&clock, 2, 3);
|
|
assert(clock.count == 1);
|
|
assert(clock.left_sum.system == 0);
|
|
assert(clock.left_sum.stream == 0);
|
|
assert(clock.right_sum.system == 2);
|
|
assert(clock.right_sum.stream == 3);
|
|
|
|
sc_clock_update(&clock, 10, 20);
|
|
assert(clock.count == 2);
|
|
assert(clock.left_sum.system == 2);
|
|
assert(clock.left_sum.stream == 3);
|
|
assert(clock.right_sum.system == 10);
|
|
assert(clock.right_sum.stream == 20);
|
|
|
|
sc_clock_update(&clock, 40, 80);
|
|
assert(clock.count == 3);
|
|
assert(clock.left_sum.system == 2);
|
|
assert(clock.left_sum.stream == 3);
|
|
assert(clock.right_sum.system == 50);
|
|
assert(clock.right_sum.stream == 100);
|
|
|
|
sc_clock_update(&clock, 400, 800);
|
|
assert(clock.count == 4);
|
|
assert(clock.left_sum.system == 12);
|
|
assert(clock.left_sum.stream == 23);
|
|
assert(clock.right_sum.system == 440);
|
|
assert(clock.right_sum.stream == 880);
|
|
}
|
|
|
|
void test_large_rolling_sum(void) {
|
|
const unsigned half_range = SC_CLOCK_RANGE / 2;
|
|
|
|
struct sc_clock clock1;
|
|
sc_clock_init(&clock1);
|
|
for (unsigned i = 0; i < 5 * half_range; ++i) {
|
|
sc_clock_update(&clock1, i, 2 * i + 1);
|
|
}
|
|
|
|
struct sc_clock clock2;
|
|
sc_clock_init(&clock2);
|
|
for (unsigned i = 3 * half_range; i < 5 * half_range; ++i) {
|
|
sc_clock_update(&clock2, i, 2 * i + 1);
|
|
}
|
|
|
|
assert(clock1.count == SC_CLOCK_RANGE);
|
|
assert(clock2.count == SC_CLOCK_RANGE);
|
|
|
|
// The values before the last SC_CLOCK_RANGE points in clock1 should have
|
|
// no impact
|
|
assert(clock1.left_sum.system == clock2.left_sum.system);
|
|
assert(clock1.left_sum.stream == clock2.left_sum.stream);
|
|
assert(clock1.right_sum.system == clock2.right_sum.system);
|
|
assert(clock1.right_sum.stream == clock2.right_sum.stream);
|
|
}
|
|
|
|
int main(int argc, char *argv[]) {
|
|
(void) argc;
|
|
(void) argv;
|
|
|
|
test_small_rolling_sum();
|
|
test_large_rolling_sum();
|
|
return 0;
|
|
};
|