Nitin Shukla / LED_Demo

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Dependencies:   MAX44000 nexpaq_mdk

Fork of LED_Demo by Maxim nexpaq

mbd_os/TESTS/mbedmicro-rtos-mbed/threads/main.cpp@7:3a65ef12ba31, 2016-11-04 (annotated)

Committer:
nitsshukla
Date:
Fri Nov 04 12:06:04 2016 +0000
Revision:
7:3a65ef12ba31
Parent:
1:55a6170b404f 
kghj;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 1:55a6170b404f 1 #include "mbed.h"
nexpaq 1:55a6170b404f 2 #include "greentea-client/test_env.h"
nexpaq 1:55a6170b404f 3 #include "unity.h"
nexpaq 1:55a6170b404f 4 #include "utest.h"
nexpaq 1:55a6170b404f 5 #include "rtos.h"
nexpaq 1:55a6170b404f 6 #include "SynchronizedIntegral.h"
nexpaq 1:55a6170b404f 7 #include "LockGuard.h"
nexpaq 1:55a6170b404f 8
nexpaq 1:55a6170b404f 9 #if defined(MBED_RTOS_SINGLE_THREAD)
nexpaq 1:55a6170b404f 10 #error [NOT_SUPPORTED] test not supported
nexpaq 1:55a6170b404f 11 #endif
nexpaq 1:55a6170b404f 12
nexpaq 1:55a6170b404f 13 /*
nexpaq 1:55a6170b404f 14 * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
nexpaq 1:55a6170b404f 15 * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
nexpaq 1:55a6170b404f 16 * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
nexpaq 1:55a6170b404f 17 */
nexpaq 1:55a6170b404f 18 #if defined(TARGET_MCU_NRF51822) || defined(TARGET_MCU_NRF52832)
nexpaq 1:55a6170b404f 19 #define STACK_SIZE 512
nexpaq 1:55a6170b404f 20 #else
nexpaq 1:55a6170b404f 21 #define STACK_SIZE DEFAULT_STACK_SIZE
nexpaq 1:55a6170b404f 22 #endif
nexpaq 1:55a6170b404f 23
nexpaq 1:55a6170b404f 24 using namespace utest::v1;
nexpaq 1:55a6170b404f 25
nexpaq 1:55a6170b404f 26 // The counter type used accross all the tests
nexpaq 1:55a6170b404f 27 // It is internall ysynchronized so read
nexpaq 1:55a6170b404f 28 typedef SynchronizedIntegral<int> counter_t;
nexpaq 1:55a6170b404f 29
nexpaq 1:55a6170b404f 30 // Tasks with different functions to test on threads
nexpaq 1:55a6170b404f 31 void increment(counter_t* counter) {
nexpaq 1:55a6170b404f 32 (*counter)++;
nexpaq 1:55a6170b404f 33 }
nexpaq 1:55a6170b404f 34
nexpaq 1:55a6170b404f 35 void increment_with_yield(counter_t* counter) {
nexpaq 1:55a6170b404f 36 Thread::yield();
nexpaq 1:55a6170b404f 37 (*counter)++;
nexpaq 1:55a6170b404f 38 }
nexpaq 1:55a6170b404f 39
nexpaq 1:55a6170b404f 40 void increment_with_wait(counter_t* counter) {
nexpaq 1:55a6170b404f 41 Thread::wait(100);
nexpaq 1:55a6170b404f 42 (*counter)++;
nexpaq 1:55a6170b404f 43 }
nexpaq 1:55a6170b404f 44
nexpaq 1:55a6170b404f 45 void increment_with_child(counter_t* counter) {
nexpaq 1:55a6170b404f 46 Thread child(counter, increment, osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 47 child.join();
nexpaq 1:55a6170b404f 48 }
nexpaq 1:55a6170b404f 49
nexpaq 1:55a6170b404f 50 void increment_with_murder(counter_t* counter) {
nexpaq 1:55a6170b404f 51 {
nexpaq 1:55a6170b404f 52 // take ownership of the counter mutex so it prevent the child to
nexpaq 1:55a6170b404f 53 // modify counter.
nexpaq 1:55a6170b404f 54 LockGuard lock(counter->internal_mutex());
nexpaq 1:55a6170b404f 55 Thread child(counter, increment, osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 56 child.terminate();
nexpaq 1:55a6170b404f 57 }
nexpaq 1:55a6170b404f 58
nexpaq 1:55a6170b404f 59 (*counter)++;
nexpaq 1:55a6170b404f 60 }
nexpaq 1:55a6170b404f 61
nexpaq 1:55a6170b404f 62 void self_terminate(Thread *self) {
nexpaq 1:55a6170b404f 63 self->terminate();
nexpaq 1:55a6170b404f 64 // Code should not get here
nexpaq 1:55a6170b404f 65 TEST_ASSERT(0);
nexpaq 1:55a6170b404f 66 }
nexpaq 1:55a6170b404f 67
nexpaq 1:55a6170b404f 68 // Tests that spawn tasks in different configurations
nexpaq 1:55a6170b404f 69 template <void (*F)(counter_t *)>
nexpaq 1:55a6170b404f 70 void test_single_thread() {
nexpaq 1:55a6170b404f 71 counter_t counter(0);
nexpaq 1:55a6170b404f 72 Thread thread(&counter, F, osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 73 thread.join();
nexpaq 1:55a6170b404f 74 TEST_ASSERT_EQUAL(counter, 1);
nexpaq 1:55a6170b404f 75 }
nexpaq 1:55a6170b404f 76
nexpaq 1:55a6170b404f 77 template <int N, void (*F)(counter_t *)>
nexpaq 1:55a6170b404f 78 void test_parallel_threads() {
nexpaq 1:55a6170b404f 79 counter_t counter(0);
nexpaq 1:55a6170b404f 80 Thread *threads[N];
nexpaq 1:55a6170b404f 81
nexpaq 1:55a6170b404f 82 for (int i = 0; i < N; i++) {
nexpaq 1:55a6170b404f 83 threads[i] = new Thread(&counter, F, osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 84 }
nexpaq 1:55a6170b404f 85
nexpaq 1:55a6170b404f 86 for (int i = 0; i < N; i++) {
nexpaq 1:55a6170b404f 87 threads[i]->join();
nexpaq 1:55a6170b404f 88 delete threads[i];
nexpaq 1:55a6170b404f 89 }
nexpaq 1:55a6170b404f 90
nexpaq 1:55a6170b404f 91 TEST_ASSERT_EQUAL(counter, N);
nexpaq 1:55a6170b404f 92 }
nexpaq 1:55a6170b404f 93
nexpaq 1:55a6170b404f 94 template <int N, void (*F)(counter_t *)>
nexpaq 1:55a6170b404f 95 void test_serial_threads() {
nexpaq 1:55a6170b404f 96 counter_t counter(0);
nexpaq 1:55a6170b404f 97
nexpaq 1:55a6170b404f 98 for (int i = 0; i < N; i++) {
nexpaq 1:55a6170b404f 99 Thread thread(&counter, F, osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 100 thread.join();
nexpaq 1:55a6170b404f 101 }
nexpaq 1:55a6170b404f 102
nexpaq 1:55a6170b404f 103 TEST_ASSERT_EQUAL(counter, N);
nexpaq 1:55a6170b404f 104 }
nexpaq 1:55a6170b404f 105
nexpaq 1:55a6170b404f 106 void test_self_terminate() {
nexpaq 1:55a6170b404f 107 Thread *thread = new Thread(osPriorityNormal, STACK_SIZE);
nexpaq 1:55a6170b404f 108 thread->start(thread, self_terminate);
nexpaq 1:55a6170b404f 109 thread->join();
nexpaq 1:55a6170b404f 110 delete thread;
nexpaq 1:55a6170b404f 111 }
nexpaq 1:55a6170b404f 112
nexpaq 1:55a6170b404f 113 utest::v1::status_t test_setup(const size_t number_of_cases) {
nexpaq 1:55a6170b404f 114 GREENTEA_SETUP(40, "default_auto");
nexpaq 1:55a6170b404f 115 return verbose_test_setup_handler(number_of_cases);
nexpaq 1:55a6170b404f 116 }
nexpaq 1:55a6170b404f 117
nexpaq 1:55a6170b404f 118 // Test cases
nexpaq 1:55a6170b404f 119 Case cases[] = {
nexpaq 1:55a6170b404f 120 Case("Testing single thread", test_single_thread<increment>),
nexpaq 1:55a6170b404f 121 Case("Testing parallel threads", test_parallel_threads<3, increment>),
nexpaq 1:55a6170b404f 122 Case("Testing serial threads", test_serial_threads<10, increment>),
nexpaq 1:55a6170b404f 123
nexpaq 1:55a6170b404f 124 Case("Testing single thread with yield", test_single_thread<increment_with_yield>),
nexpaq 1:55a6170b404f 125 Case("Testing parallel threads with yield", test_parallel_threads<3, increment_with_yield>),
nexpaq 1:55a6170b404f 126 Case("Testing serial threads with yield", test_serial_threads<10, increment_with_yield>),
nexpaq 1:55a6170b404f 127
nexpaq 1:55a6170b404f 128 Case("Testing single thread with wait", test_single_thread<increment_with_wait>),
nexpaq 1:55a6170b404f 129 Case("Testing parallel threads with wait", test_parallel_threads<3, increment_with_wait>),
nexpaq 1:55a6170b404f 130 Case("Testing serial threads with wait", test_serial_threads<10, increment_with_wait>),
nexpaq 1:55a6170b404f 131
nexpaq 1:55a6170b404f 132 Case("Testing single thread with child", test_single_thread<increment_with_child>),
nexpaq 1:55a6170b404f 133 Case("Testing parallel threads with child", test_parallel_threads<2, increment_with_child>),
nexpaq 1:55a6170b404f 134 Case("Testing serial threads with child", test_serial_threads<10, increment_with_child>),
nexpaq 1:55a6170b404f 135
nexpaq 1:55a6170b404f 136 Case("Testing single thread with murder", test_single_thread<increment_with_murder>),
nexpaq 1:55a6170b404f 137 Case("Testing parallel threads with murder", test_parallel_threads<3, increment_with_murder>),
nexpaq 1:55a6170b404f 138 Case("Testing serial threads with murder", test_serial_threads<10, increment_with_murder>),
nexpaq 1:55a6170b404f 139
nexpaq 1:55a6170b404f 140 Case("Testing thread self terminate", test_self_terminate),
nexpaq 1:55a6170b404f 141 };
nexpaq 1:55a6170b404f 142
nexpaq 1:55a6170b404f 143 Specification specification(test_setup, cases);
nexpaq 1:55a6170b404f 144
nexpaq 1:55a6170b404f 145 int main() {
nexpaq 1:55a6170b404f 146 return !Harness::run(specification);
nexpaq 1:55a6170b404f 147 }