diff options
Diffstat (limited to 'src/tests/test.c')
| -rw-r--r-- | src/tests/test.c | 111 |
1 files changed, 95 insertions, 16 deletions
diff --git a/src/tests/test.c b/src/tests/test.c index d59be9f..ea34a23 100644 --- a/src/tests/test.c +++ b/src/tests/test.c @@ -11,6 +11,13 @@ extern void atest(void); void qualitative_tests(void); +void mutex_contention_helper(struct Mutex* m) +{ + lock_mutex(m); + sys0(SYS_YIELD); + unlock_mutex(m); +} + static int x = 0; static int y = 13; #define TEST_STR_CLR " " @@ -155,26 +162,17 @@ void test_entry(void) draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); tidx += TEST_RESULT_WIDTH; - // Test 7: Tick Latency -#define DELAY_TIME 512000 - unsigned long center = 0; - sys0_64(SYS_TIME, &ti); - delay(DELAY_TIME); - sys0_64(SYS_TIME, &tf); - center = (tf - ti - 10); - if (10 > (tf-ti)) - center = 0; + // Test 7: Lock Mutex dt = 0; - unsigned long j = 0; for(int i = 0; i < TEST_COUNT; i++) { + struct Mutex* m = create_mutex(0); sys0_64(SYS_TIME, &ti); - delay(DELAY_TIME); + lock_mutex(m); sys0_64(SYS_TIME, &tf); + delete_mutex(m); dt += tf - ti; - if ((tf-ti-center) < TEST_BIN_COUNT) - bins[(tf-ti)-center]++; - else - j++; + if ((tf-ti) < TEST_BIN_COUNT) + bins[(tf-ti)]++; } for (int i = 0; i < TEST_BIN_COUNT; i++) { draw_hex32(tidx, y+6+i, i); @@ -182,12 +180,93 @@ void test_entry(void) draw_u10(tidx+9, y+6+i, bins[i]); bins[i] = 0; } - draw_hex32(tidx, y+4, j); draw_string(tidx, y+5, " "); len = draw_u10(tidx, y+5, dt/TEST_COUNT); draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); tidx += TEST_RESULT_WIDTH; + // Test 7a: Lock Contended Mutex + dt = 0; + for(int i = 0; i < TEST_COUNT; i++) { + struct Mutex* m = create_mutex(0); + add_thread(mutex_contention_helper, m, 2); + sys0(SYS_YIELD); + sys0_64(SYS_TIME, &ti); + lock_mutex(m); + sys0_64(SYS_TIME, &tf); + delete_mutex(m); + dt += tf - ti; + if ((tf-ti) < TEST_BIN_COUNT) + bins[(tf-ti)]++; + } + for (int i = 0; i < TEST_BIN_COUNT; i++) { + draw_hex32(tidx, y+6+i, i); + draw_string(tidx+9, y+6+i, TEST_STR_CLR); + draw_u10(tidx+9, y+6+i, bins[i]); + bins[i] = 0; + } + draw_string(tidx, y+5, " "); + len = draw_u10(tidx, y+5, dt/TEST_COUNT); + draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); + tidx += TEST_RESULT_WIDTH; + + // Test 8: Unlock Mutex + dt = 0; + for(int i = 0; i < TEST_COUNT; i++) { + struct Mutex* m = create_mutex(0); + lock_mutex(m); + sys0_64(SYS_TIME, &ti); + unlock_mutex(m); + sys0_64(SYS_TIME, &tf); + delete_mutex(m); + dt += tf - ti; + if ((tf-ti) < TEST_BIN_COUNT) + bins[(tf-ti)]++; + } + for (int i = 0; i < TEST_BIN_COUNT; i++) { + draw_hex32(tidx, y+6+i, i); + draw_string(tidx+9, y+6+i, TEST_STR_CLR); + draw_u10(tidx+9, y+6+i, bins[i]); + bins[i] = 0; + } + draw_string(tidx, y+5, " "); + len = draw_u10(tidx, y+5, dt/TEST_COUNT); + draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); + tidx += TEST_RESULT_WIDTH; + +// // Test 7: Tick Latency +//#define DELAY_TIME 512000 +// unsigned long center = 0; +// sys0_64(SYS_TIME, &ti); +// delay(DELAY_TIME); +// sys0_64(SYS_TIME, &tf); +// center = (tf - ti - 10); +// if (10 > (tf-ti)) +// center = 0; +// dt = 0; +// unsigned long j = 0; +// for(int i = 0; i < TEST_COUNT; i++) { +// sys0_64(SYS_TIME, &ti); +// delay(DELAY_TIME); +// sys0_64(SYS_TIME, &tf); +// dt += tf - ti; +// if ((tf-ti-center) < TEST_BIN_COUNT) +// bins[(tf-ti)-center]++; +// else +// j++; +// } +// for (int i = 0; i < TEST_BIN_COUNT; i++) { +// draw_hex32(tidx, y+6+i, i); +// draw_string(tidx+9, y+6+i, TEST_STR_CLR); +// draw_u10(tidx+9, y+6+i, bins[i]); +// bins[i] = 0; +// } +// draw_hex32(tidx, y+4, j); +// draw_string(tidx, y+5, " "); +// len = draw_u10(tidx, y+5, dt/TEST_COUNT); +// draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); +// tidx += TEST_RESULT_WIDTH; + add_thread(qualitative_tests, 0, 4); } |