tests: thread_flags: initial commit

tests/thread_flags/Makefile

@@ -0,0 +1,7 @@
+APPLICATION = thread_flags
+include ../Makefile.tests_common
+
+USEMODULE += xtimer
+USEMODULE += core_thread_flags
+
+include $(RIOTBASE)/Makefile.include

tests/thread_flags/main.c

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de>
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @ingroup tests
+ * @{
+ *
+ * @file
+ * @brief   simple thread flags test application
+ *
+ * @author  Kaspar Schleiser <kaspar@schleiser.de>
+ *
+ * @}
+ */
+
+#include <stdio.h>
+#include "thread.h"
+
+static char stack[THREAD_STACKSIZE_MAIN];
+
+static void *_thread(void *arg)
+{
+    (void) arg;
+
+    thread_flags_t flags;
+
+    printf("thread(): waiting for 0x1...\n");
+    flags = thread_flags_wait_any(0x1);
+    printf("thread(): received flags: 0x%04x\n", (unsigned)flags & 0xFFFF);
+
+    printf("thread(): waiting for 0x1 || 0x64...\n");
+    flags = thread_flags_wait_any(0x1 | 0x64);
+    printf("thread(): received flags: 0x%04x\n", (unsigned)flags & 0xFFFF);
+
+    printf("thread(): waiting for 0x2 && 0x4...\n");
+    flags = thread_flags_wait_all(0x2 | 0x4);
+    printf("thread(): received flags: 0x%04x\n", (unsigned)flags & 0xFFFF);
+
+    return NULL;
+}
+
+static void _set(thread_t *thread, thread_flags_t flags)
+{
+    printf("main(): setting flag 0x%04x\n", (unsigned)flags & 0xFFFF);
+    thread_flags_set(thread, flags);
+}
+
+int main(void)
+{
+    printf("main starting\n");
+
+    kernel_pid_t pid = thread_create(stack,
+                  sizeof(stack),
+                  THREAD_PRIORITY_MAIN - 1,
+                  THREAD_CREATE_STACKTEST,
+                  _thread,
+                  NULL,
+                  "second_thread");
+
+    thread_t *thread = (thread_t*) thread_get(pid);
+    _set(thread, 0x1);
+    _set(thread, 0x64);
+    _set(thread, 0x1);
+    _set(thread, 0x2);
+    _set(thread, 0x4);
+
+    while(1) {};
+    return 0;
+}