libc: add passing custom parameter to unix-socket test on armv7a9-zyn…

…q7000-qemu since

      blocking interval significantly overruns timeout due to big kernel scheduling delays

JIRA: CI-501

libc/socket/unix-socket.c

@@ -36,6 +36,7 @@
 
 char data[DATA_SIZE];
 char buf[DATA_SIZE];
+int pollTimeoutDiff = 30;
 
 
 ssize_t unix_named_socket(int type, const char *name)
@@ -859,7 +860,7 @@ void unix_poll(int type)
 	TEST_ASSERT(rv == 0);
 	TEST_ASSERT(fds[0].revents == 0);
 	TEST_ASSERT(fds[1].revents == 0);
-	TEST_ASSERT_LESS_THAN(350, ms);
+	TEST_ASSERT_LESS_THAN(300 + pollTimeoutDiff, ms);
 	TEST_ASSERT_GREATER_THAN(290, ms);
 
 	clock_gettime(CLOCK_REALTIME, &ts[0]);
@@ -930,6 +931,14 @@ void runner(void)
 
 int main(int argc, char *argv[])
 {
+	/* Custom value (ms) added to timeout in assert since blocking interval
+	 * significantly overruns this timeout due to big kernel scheduling delays on some targets.
+	 * Typical for emulated targets.
+	 */
+	if (argc == 2) {
+		pollTimeoutDiff = atoi(argv[1]);
+	}
+
 	/* Assume /tmp dir is missing */
 	int isMissing = 0;
 

libc/test.yaml

@@ -66,8 +66,16 @@ test:
     - name: unix-socket
       execute: test-libc-unix-socket
       targets:
+        exclude: [armv7a9-zynq7000-qemu]
         include: [host-generic-pc]
 
+    - name: unix-socket
+      # This parameter is custom value (ms) added to timeout in assert since blocking interval
+      # significantly overruns this timeout due to big kernel scheduling delays on this target
+      execute: test-libc-unix-socket 100
+      targets:
+        value: [armv7a9-zynq7000-qemu]
+
     - name: inet-socket
       execute: test-libc-inet-socket
       targets: