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Dependents:   mbed-TFT-example-NCS36510 mbed-Accelerometer-example-NCS36510 mbed-Accelerometer-example-NCS36510

TESTS/mbed_drivers/wait_us/main.cpp@0:098463de4c5d, 2017-01-25 (annotated)

Committer:
group-onsemi
Date:
Wed Jan 25 20:34:15 2017 +0000
Revision:
0:098463de4c5d
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
group-onsemi 0:098463de4c5d 1 /*
group-onsemi 0:098463de4c5d 2 * Copyright (c) 2013-2016, ARM Limited, All Rights Reserved
group-onsemi 0:098463de4c5d 3 * SPDX-License-Identifier: Apache-2.0
group-onsemi 0:098463de4c5d 4 *
group-onsemi 0:098463de4c5d 5 * Licensed under the Apache License, Version 2.0 (the "License"); you may
group-onsemi 0:098463de4c5d 6 * not use this file except in compliance with the License.
group-onsemi 0:098463de4c5d 7 * You may obtain a copy of the License at
group-onsemi 0:098463de4c5d 8 *
group-onsemi 0:098463de4c5d 9 * http://www.apache.org/licenses/LICENSE-2.0
group-onsemi 0:098463de4c5d 10 *
group-onsemi 0:098463de4c5d 11 * Unless required by applicable law or agreed to in writing, software
group-onsemi 0:098463de4c5d 12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
group-onsemi 0:098463de4c5d 13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
group-onsemi 0:098463de4c5d 14 * See the License for the specific language governing permissions and
group-onsemi 0:098463de4c5d 15 * limitations under the License.
group-onsemi 0:098463de4c5d 16 */
group-onsemi 0:098463de4c5d 17 #include "mbed.h"
group-onsemi 0:098463de4c5d 18 #include "greentea-client/test_env.h"
group-onsemi 0:098463de4c5d 19 #include "utest/utest.h"
group-onsemi 0:098463de4c5d 20
group-onsemi 0:098463de4c5d 21 /**
group-onsemi 0:098463de4c5d 22 NOTE: This test will have a bit of inherent drift due to it being
group-onsemi 0:098463de4c5d 23 single-threaded, so having a drift that is non-zero should be ok. However,
group-onsemi 0:098463de4c5d 24 it should still be well under the limit.
group-onsemi 0:098463de4c5d 25 **/
group-onsemi 0:098463de4c5d 26
group-onsemi 0:098463de4c5d 27
group-onsemi 0:098463de4c5d 28 using namespace utest::v1;
group-onsemi 0:098463de4c5d 29
group-onsemi 0:098463de4c5d 30 DigitalOut led(LED1);
group-onsemi 0:098463de4c5d 31 volatile bool print_tick = false;
group-onsemi 0:098463de4c5d 32 const int ONE_SECOND_US = 1000000;
group-onsemi 0:098463de4c5d 33 const int total_ticks = 10;
group-onsemi 0:098463de4c5d 34
group-onsemi 0:098463de4c5d 35 void test_case_ticker() {
group-onsemi 0:098463de4c5d 36 for (int i = 0; i <= total_ticks; i++) {
group-onsemi 0:098463de4c5d 37 wait_us(ONE_SECOND_US);
group-onsemi 0:098463de4c5d 38 greentea_send_kv("tick", i);
group-onsemi 0:098463de4c5d 39 }
group-onsemi 0:098463de4c5d 40 }
group-onsemi 0:098463de4c5d 41
group-onsemi 0:098463de4c5d 42 // Test cases
group-onsemi 0:098463de4c5d 43 Case cases[] = {
group-onsemi 0:098463de4c5d 44 Case("Timers: wait_us", test_case_ticker),
group-onsemi 0:098463de4c5d 45 };
group-onsemi 0:098463de4c5d 46
group-onsemi 0:098463de4c5d 47 utest::v1::status_t greentea_test_setup(const size_t number_of_cases) {
group-onsemi 0:098463de4c5d 48 GREENTEA_SETUP(total_ticks + 5, "timing_drift_auto");
group-onsemi 0:098463de4c5d 49 return greentea_test_setup_handler(number_of_cases);
group-onsemi 0:098463de4c5d 50 }
group-onsemi 0:098463de4c5d 51
group-onsemi 0:098463de4c5d 52 Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
group-onsemi 0:098463de4c5d 53
group-onsemi 0:098463de4c5d 54 int main() {
group-onsemi 0:098463de4c5d 55 Harness::run(specification);
group-onsemi 0:098463de4c5d 56 }