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-rw-r--r--src/tests/test.c111
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);
}