ADD simple tests

TESTS/simple-test/always-succeed/main.cpp

@@ -0,0 +1,54 @@
+// Copyright 2022 Haute école d'ingénierie et d'architecture de Fribourg
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/****************************************************************************
+ * @file main.cpp
+ * @author Serge Ayer <serge.ayer@hefr.ch>
+ *
+ * @brief Simple example of test program that always succeeds
+ *
+ * @date 2022-09-01
+ * @version 0.1.0
+ ***************************************************************************/
+
+#include "greentea-client/test_env.h"
+#include "mbed.h"
+#include "unity/unity.h"
+#include "utest/utest.h"
+
+using namespace utest::v1;
+
+// test handler function
+static control_t always_succeed(const size_t call_count) {
+    // this is the always succeed test
+    TEST_ASSERT_EQUAL(4, 2 * 2);
+
+    // execute the test only once and move to the next one, without waiting
+    return CaseNext;
+}
+
+static utest::v1::status_t greentea_setup(const size_t number_of_cases) {
+    // Here, we specify the timeout (60s) and the host test (a built-in host test or the
+    // name of our Python file)
+    GREENTEA_SETUP(60, "default_auto");
+
+    return greentea_test_setup_handler(number_of_cases);
+}
+
+// List of test cases in this file
+static Case cases[] = {Case("always succeed test", always_succeed)};
+
+static Specification specification(greentea_setup, cases);
+
+int main() { return !Harness::run(specification); }