src/corelibs/digitalio: Modified testcase runner. (#81)

* src/corelibs/digitalio: Added small delay in pullup.

Signed-off-by: MDin <Dinesh.M-EE@infineon.com>

* src/corelibs/digitalio: Gaurd delay in pullup test case.

Signed-off-by: MDin <Dinesh.M-EE@infineon.com>

---------

Signed-off-by: MDin <Dinesh.M-EE@infineon.com>

Author: dineshgit411

src/corelibs/digitalio/test_digitalio_single.cpp

@@ -88,6 +88,9 @@ TEST_IFX(digitalio_single_internal, test_digitalio_read_write_input_pullup)
     TEST_ASSERT_EQUAL_MESSAGE(LOW, digitalRead(TEST_PIN_DIGITAL_IO_INPUT), "Input Pin should be set to LOW");
 
     digitalWrite(TEST_PIN_DIGITAL_IO_OUTPUT, HIGH); // set output pin to HIGH ie, floating state
+#if defined(ARDUINO_ARCH_XMC)   
+    delay(1); //To stablize the floating voltage need small delay in XMC board.
+#endif
     TEST_ASSERT_EQUAL_MESSAGE(HIGH, digitalRead(TEST_PIN_DIGITAL_IO_INPUT), "Input Pin should be set to HIGH when output is floating and input is pullup");
 }