mirror of https://github.com/ARMmbed/mbed-os.git
Added MBED_26 Integer constant division test to test suite
parent
38f84aa194
commit
5804ee610b
|
|
@ -1,4 +1,6 @@
|
|||
#include <utility> // std::pair
|
||||
#include "mbed.h"
|
||||
#include "test_env.h"
|
||||
|
||||
uint32_t test_64(uint64_t ticks) {
|
||||
ticks >>= 3; // divide by 8
|
||||
|
|
@ -10,18 +12,30 @@ uint32_t test_64(uint64_t ticks) {
|
|||
return (uint32_t)(0xFFFFFFFF & ticks);
|
||||
}
|
||||
|
||||
int main() {
|
||||
// 0xFFFFFFFF * 8 = 0x7fffffff8
|
||||
printf("expected : 55555555\n");
|
||||
printf("64: 0x7fffffff8: %x\n", test_64(0x7fffffff8));
|
||||
|
||||
// 0xFFFFFFFF * 24 = 0x17ffffffe8
|
||||
printf("expected : ffffffff\n");
|
||||
printf("64: 0x17ffffffe8: %x\n", test_64(0x17FFFFFFE8));
|
||||
|
||||
DigitalOut led(LED1);
|
||||
while (1) {
|
||||
led = !led;
|
||||
wait(0.5);
|
||||
}
|
||||
const char *result_str(bool result) {
|
||||
return result ? "[OK]" : "[FAIL]";
|
||||
}
|
||||
|
||||
int main() {
|
||||
DigitalOut led(LED1);
|
||||
bool result = true;
|
||||
|
||||
{ // 0xFFFFFFFF * 8 = 0x7fffffff8
|
||||
std::pair<uint32_t, uint64_t> values = std::make_pair(0x55555555, 0x7FFFFFFF8);
|
||||
uint32_t test_ret = test_64(values.second);
|
||||
bool test_res = values.first == test_ret;
|
||||
result = result && test_res;
|
||||
printf("64bit: 0x7FFFFFFF8: expected 0x%X got 0x%X ... %s\r\n", values.first, test_ret, result_str(test_res));
|
||||
}
|
||||
|
||||
{ // 0xFFFFFFFF * 24 = 0x17ffffffe8
|
||||
std::pair<uint32_t, uint64_t> values = std::make_pair(0xFFFFFFFF, 0x17FFFFFFE8);
|
||||
uint32_t test_ret = test_64(values.second);
|
||||
bool test_res = values.first == test_ret;
|
||||
result = result && test_res;
|
||||
printf("64bit: 0x17FFFFFFE8: expected 0x%X got 0x%X ... %s\r\n", values.first, test_ret, result_str(test_res));
|
||||
}
|
||||
|
||||
notify_completion(result);
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -423,6 +423,7 @@ TESTS = [
|
|||
"id": "MBED_26", "description": "Integer constant division",
|
||||
"source_dir": join(TEST_DIR, "mbed", "div"),
|
||||
"dependencies": [MBED_LIBRARIES, TEST_MBED_LIB],
|
||||
"automated": True,
|
||||
},
|
||||
{
|
||||
"id": "MBED_27", "description": "SPI ADXL345",
|
||||
|
|
|
|||
Loading…
Reference in New Issue