Added new test MBED_34 to check two tickers with two detached alternately callbacks

libraries/tests/mbed/ticker_3/main.cpp

@@ -0,0 +1,36 @@
+#include "mbed.h"
+
+void ticker_callback_1(void);
+void ticker_callback_2(void);
+
+DigitalOut led0(LED1);
+DigitalOut led1(LED2);
+Ticker ticker;
+
+void print_char(char c = '*')
+{
+    printf("%c", c);
+    fflush(stdout);
+}
+
+void ticker_callback_2(void)
+{
+    ticker.detach();
+    ticker.attach(ticker_callback_1, 1.0);
+    led1 = !led1;
+    print_char();
+}
+
+void ticker_callback_1(void)
+{
+    ticker.detach();
+    ticker.attach(ticker_callback_2, 1.0);
+    led0 = !led0;
+    print_char();
+}
+
+int main(void)
+{
+    ticker.attach(ticker_callback_1, 1.0);
+    while(1);
+}

workspace_tools/tests.py

@@ -519,6 +519,15 @@ TESTS = [
         "duration": 10,
         "automated": False,
     },
+    {
+        "id": "MBED_34", "description": "Ticker Two callbacks",
+        "source_dir": join(TEST_DIR, "mbed", "ticker_3"),
+        "dependencies": [MBED_LIBRARIES, TEST_MBED_LIB],
+        "duration": 15,
+        "automated": True,
+        "host_test": "wait_us_auto"
+    },
+    
 
     # CMSIS RTOS tests
     {