From 12fe3415bc2c213a544b28ea2ebd4b1ac3895b59 Mon Sep 17 00:00:00 2001
From: studavekar <studavekar@gmail.com>
Date: Wed, 21 Jun 2017 17:12:31 -0500
Subject: [PATCH] Deprecate testcases related to time drift.

1) RtosTimer is been Deprecated by EventQueue.
2) wait_us testing can't be reliably tested.
---
 TESTS/mbed_drivers/wait_us/main.cpp      | 56 ------------------------
 TESTS/mbedmicro-rtos-mbed/timer/main.cpp | 51 ---------------------
 2 files changed, 107 deletions(-)
 delete mode 100644 TESTS/mbed_drivers/wait_us/main.cpp
 delete mode 100644 TESTS/mbedmicro-rtos-mbed/timer/main.cpp

diff --git a/TESTS/mbed_drivers/wait_us/main.cpp b/TESTS/mbed_drivers/wait_us/main.cpp
deleted file mode 100644
index f984c9bdd5..0000000000
--- a/TESTS/mbed_drivers/wait_us/main.cpp
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * 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"
-
-/**
-  NOTE: This test will have a bit of inherent drift due to it being
-  single-threaded, so having a drift that is non-zero should be ok. However,
-  it should still be well under the limit.
-**/
-
-
-using namespace utest::v1;
-
-DigitalOut led(LED1);
-volatile bool print_tick = false;
-const int ONE_SECOND_US = 1000000;
-const int total_ticks = 10;
-
-void test_case_ticker() {  
-    for (int i = 0; i <= total_ticks; i++) {
-        wait_us(ONE_SECOND_US);
-        greentea_send_kv("tick", i);
-    }
-}
-
-// Test cases
-Case cases[] = {
-    Case("Timers: wait_us", test_case_ticker),
-};
-
-utest::v1::status_t greentea_test_setup(const size_t number_of_cases) {
-    GREENTEA_SETUP(total_ticks + 5, "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);
-}
diff --git a/TESTS/mbedmicro-rtos-mbed/timer/main.cpp b/TESTS/mbedmicro-rtos-mbed/timer/main.cpp
deleted file mode 100644
index 035ac31c66..0000000000
--- a/TESTS/mbedmicro-rtos-mbed/timer/main.cpp
+++ /dev/null
@@ -1,51 +0,0 @@
-#include "mbed.h"
-#include "greentea-client/test_env.h"
-#include "rtos.h"
-
-#if defined(MBED_RTOS_SINGLE_THREAD)
-  #error [NOT_SUPPORTED] test not supported
-#endif
-
-int total_ticks = 10;
-volatile int current_tick = 0;
-
-DigitalOut LEDs[4] = {
-    DigitalOut(LED1), DigitalOut(LED2), DigitalOut(LED3), DigitalOut(LED4)
-};
-
-void blink(void const *n) {
-    static int blink_counter = 0;
-    const int led_id = int(n);
-    LEDs[led_id] = !LEDs[led_id];
-    if (++blink_counter == 75 && current_tick <= total_ticks) {
-        greentea_send_kv("tick", current_tick++);
-        blink_counter = 0;
-    }
-}
-
-int main(void) {
-    GREENTEA_SETUP(total_ticks + 5, "timing_drift_auto");
-
-    RtosTimer led_1_timer(blink, osTimerPeriodic, (void *)0);
-    RtosTimer led_2_timer(blink, osTimerPeriodic, (void *)1);
-    RtosTimer led_3_timer(blink, osTimerPeriodic, (void *)2);
-    RtosTimer led_4_timer(blink, osTimerPeriodic, (void *)3);
-
-    led_1_timer.start(200);
-    led_2_timer.start(100);
-    led_3_timer.start(50);
-    led_4_timer.start(25);
-    
-    while(current_tick <= total_ticks) {
-        Thread::wait(10);
-    }
-    
-    led_4_timer.stop();
-    led_3_timer.stop();
-    led_2_timer.stop();
-    led_1_timer.stop();
-    
-    GREENTEA_TESTSUITE_RESULT(1);
-
-    Thread::wait(osWaitForever);
-}