Merge pull request #7880 from juhaylinen/fix-greentea-emac-timeout

Update Greentea EMAC tests

TESTS/network/emac/emac_test_initialize.cpp

@@ -65,7 +65,7 @@ void test_emac_initialize()
 #endif
 
     // Power up the interface and emac driver
-    network_interface->connect();
+    TEST_ASSERT_EQUAL_INT(NSAPI_ERROR_OK, network_interface->connect());
 
     worker_loop_link_up_wait();
 }

TESTS/network/emac/main.cpp

@@ -53,7 +53,7 @@ using namespace utest::v1;
 utest::v1::status_t test_setup(const size_t number_of_cases)
 {
 #if !MBED_CONF_APP_ECHO_SERVER
-    GREENTEA_SETUP(600, "default_auto");
+    GREENTEA_SETUP(1200, "default_auto");
 #endif
     return verbose_test_setup_handler(number_of_cases);
 }