Diff: TESTS/mbed_drivers/ticker/main.cpp

Revision:

0:f269e3021894

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TESTS/mbed_drivers/ticker/main.cpp	Sun Oct 23 15:10:02 2016 +0000
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2013-2016, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ */
+#include "mbed.h"
+#include "greentea-client/test_env.h"
+#include "utest/utest.h"
+
+using namespace utest::v1;
+
+static const int ONE_SECOND_MS = 1000;
+static const int total_ticks = 10;
+
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+
+Ticker *ticker1;
+Ticker *ticker2;
+
+volatile int ticker_count = 0;
+volatile bool print_tick = false;
+
+void send_kv_tick() {
+    if (ticker_count <= total_ticks) {
+        print_tick = true;
+    }
+}
+
+void ticker_callback_0(void) {
+    static int fast_ticker_count = 0;
+    if (fast_ticker_count >= ONE_SECOND_MS) {
+        send_kv_tick();
+        fast_ticker_count = 0;
+        led1 = !led1;
+    }
+    fast_ticker_count++;
+}
+
+void ticker_callback_1(void) {
+    led1 = !led1;
+    send_kv_tick();
+}
+
+void ticker_callback_2_led(void) {
+    led2 = !led2;
+}
+
+void ticker_callback_2(void) {
+    ticker_callback_2_led();
+    send_kv_tick();
+}
+
+void ticker_callback_1_switch_to_2(void);
+void ticker_callback_2_switch_to_1(void);
+
+void ticker_callback_1_switch_to_2(void) {
+    ticker1->detach();
+    ticker1->attach(ticker_callback_2_switch_to_1, 1.0);
+    ticker_callback_1();
+}
+
+void ticker_callback_2_switch_to_1(void) {
+    ticker2->detach();
+    ticker2->attach(ticker_callback_1_switch_to_2, 1.0);
+    ticker_callback_2();
+}
+
+void wait_and_print() {
+    while(ticker_count <= total_ticks) {
+        if (print_tick) {
+            print_tick = false;
+            greentea_send_kv("tick", ticker_count++);
+        }
+    }
+}
+
+void test_case_1x_ticker() {
+    led1 = 0;
+    led2 = 0;
+    ticker_count = 0;
+    ticker1->attach_us(ticker_callback_0, ONE_SECOND_MS);
+    wait_and_print();
+}
+
+void test_case_2x_ticker() {
+    led1 = 0;
+    led2 = 0;
+    ticker_count = 0;
+    ticker1->attach(&ticker_callback_1, 1.0);
+    ticker2->attach(&ticker_callback_2_led, 2.0);
+    wait_and_print();
+}
+
+void test_case_2x_callbacks() {
+    led1 = 0;
+    led2 = 0;
+    ticker_count = 0;
+    ticker1->attach(ticker_callback_1_switch_to_2, 1.0);
+    wait_and_print();
+}
+
+utest::v1::status_t one_ticker_case_setup_handler_t(const Case *const source, const size_t index_of_case) {
+  ticker1 = new Ticker();
+  return greentea_case_setup_handler(source, index_of_case);
+}
+
+utest::v1::status_t two_ticker_case_setup_handler_t(const Case *const source, const size_t index_of_case) {
+  ticker1 = new Ticker();
+  ticker2 = new Ticker();
+  return greentea_case_setup_handler(source, index_of_case);
+}
+
+utest::v1::status_t one_ticker_case_teardown_handler_t(const Case *const source, const size_t passed, const size_t failed, const failure_t reason) {
+  delete ticker1;
+  return greentea_case_teardown_handler(source, passed, failed, reason);
+}
+
+utest::v1::status_t two_ticker_case_teardown_handler_t(const Case *const source, const size_t passed, const size_t failed, const failure_t reason) {
+  delete ticker1;
+  delete ticker2;
+  return greentea_case_teardown_handler(source, passed, failed, reason);
+}
+
+// Test cases
+Case cases[] = {
+    Case("Timers: 1x ticker", one_ticker_case_setup_handler_t, test_case_1x_ticker, one_ticker_case_teardown_handler_t),
+    Case("Timers: 2x tickers", two_ticker_case_setup_handler_t, test_case_2x_ticker, two_ticker_case_teardown_handler_t),
+    Case("Timers: 2x callbacks", two_ticker_case_setup_handler_t, test_case_2x_callbacks,two_ticker_case_teardown_handler_t),
+};
+
+utest::v1::status_t greentea_test_setup(const size_t number_of_cases) {
+    GREENTEA_SETUP((total_ticks + 5) * 3, "timing_drift_auto");
+    return greentea_test_setup_handler(number_of_cases);
+}
+
+Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
+
+int main() {
+    Harness::run(specification);
+}