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Add unit test for FreeRTOS SMP (#1047)
* Add unit test for FreeRTOS SMP to verify SMP scheduler logic in tasks.c which is enclosed by `configNUMBER_OF_CORES > 1`. --------- Co-authored-by: Joshua Zarr <joshzarr@amazon.com> Co-authored-by: Anubhav Rawal <rawalexe@amazon.com> Co-authored-by: Alfred Gedeon <alfred2g@hotmail.com> Co-authored-by: Adam Scislowicz <adamds@amazon.com> Co-authored-by: jannusi <121577776+jannusi@users.noreply.github.com> Co-authored-by: Krishna Vamsi Tallapaneni <124737189+vamsitas@users.noreply.github.com> Co-authored-by: Kody Stribrny <kstribrn@amazon.com> Co-authored-by: kar-rahul-aws <118818625+kar-rahul-aws@users.noreply.github.com>
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359
FreeRTOS/Test/CMock/tasks/tasks_freertos/tasks_utest.c
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359
FreeRTOS/Test/CMock/tasks/tasks_freertos/tasks_utest.c
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/*
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* FreeRTOS V202212.00
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* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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/*! @file tasks_assert_utest.c */
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/* =============================== INCLUDES =============================== */
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/* Tasks includes */
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#include "FreeRTOS.h"
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#include "FreeRTOSConfig.h"
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#include "fake_port.h"
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#include "task.h"
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#include "portmacro.h"
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/* C runtime includes. */
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#include <stdlib.h>
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#include <stdbool.h>
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/* Test includes. */
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#include "unity.h"
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#include "unity_memory.h"
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#include "CException.h"
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#include "global_vars.h"
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/* Mock includes. */
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#include "mock_fake_assert.h"
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#include "mock_portable.h"
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/* ================================= MACROS =============================== */
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/**
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* @brief CException code for when a configASSERT should be intercepted.
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*/
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#define configASSERT_E 0xAA101
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/**
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* @brief Expect a configASSERT from the function called.
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* Break out of the called function when this occurs.
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* @details Use this macro when the call passed in as a parameter is expected
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* to cause invalid memory access.
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*/
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#define EXPECT_ASSERT_BREAK( call ) \
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do \
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{ \
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shouldAbortOnAssertion = true; \
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CEXCEPTION_T e = CEXCEPTION_NONE; \
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Try \
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{ \
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call; \
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TEST_FAIL(); \
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} \
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Catch( e ) \
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{ \
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TEST_ASSERT_EQUAL( configASSERT_E, e ); \
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} \
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} while( 0 )
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/* ============================ GLOBAL VARIABLES =========================== */
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/**
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* @brief Global counter for the number of assertions in code.
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*/
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static int assertionFailed = 0;
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/**
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* @brief Flag which denotes if test need to abort on assertion.
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*/
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static BaseType_t shouldAbortOnAssertion;
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/**
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* @brief counts entries to critical sections then subtracts from the variable
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* when exiting, value should be zero at the end
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*/
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static uint32_t critical_section_counter = 0;
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static bool port_yield_within_api_called = false;
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static port_yield_operation py_operation;
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static bool port_disable_interrupts_called = false;
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static bool port_enable_interrupts_called = false;
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static bool port_yield_called = false;
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static bool port_setup_tcb_called = false;
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static bool portClear_Interrupt_called = false;
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static bool portSet_Interrupt_called = false;
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static bool portClear_Interrupt_from_isr_called = false;
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static bool portSet_Interrupt_from_isr_called = false;
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static bool port_invalid_interrupt_called = false;
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static bool vApplicationStackOverflowHook_called = false;
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static bool getIdleTaskMemoryValid = false;
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static StaticTask_t xIdleTaskTCB;
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static StackType_t uxIdleTaskStack[ configMINIMAL_STACK_SIZE ];
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static bool getIdleTaskMemory_called = false;
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static bool vTaskDeletePre_called = false;
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static bool vApplicationIdleHook_called = false;
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static bool vApplicationTickHook_called = false;
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/* ========================== CALLBACK FUNCTIONS ========================== */
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static void vFakeAssertStub( bool x,
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char * file,
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int line,
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int cmock_num_calls )
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{
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if( !x )
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{
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assertionFailed++;
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if( shouldAbortOnAssertion == pdTRUE )
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{
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Throw( configASSERT_E );
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}
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}
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}
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/* ========================== STATIC FUNCTIONS ============================ */
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static void validate_and_clear_assertions( void )
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{
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TEST_ASSERT_EQUAL( 1, assertionFailed );
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assertionFailed = 0;
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}
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/* ======================== HOOK FUNCTIONS =================================*/
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void vApplicationTickHook()
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{
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HOOK_DIAG();
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vApplicationTickHook_called = true;
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}
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void vApplicationIdleHook( void )
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{
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HOOK_DIAG();
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vApplicationIdleHook_called = true;
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}
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void vConfigureTimerForRunTimeStats( void )
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{
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HOOK_DIAG();
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}
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void vApplicationGetIdleTaskMemory( StaticTask_t ** ppxIdleTaskTCBBuffer,
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StackType_t ** ppxIdleTaskStackBuffer,
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uint32_t * pulIdleTaskStackSize )
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{
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HOOK_DIAG();
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if( getIdleTaskMemoryValid == true )
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{
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/* Pass out a pointer to the StaticTask_t structure in which the Idle task's
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* state will be stored. */
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*ppxIdleTaskTCBBuffer = &xIdleTaskTCB;
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/* Pass out the array that will be used as the Idle task's stack. */
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*ppxIdleTaskStackBuffer = uxIdleTaskStack;
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/* Pass out the size of the array pointed to by *ppxIdleTaskStackBuffer.
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* Note that, as the array is necessarily of type StackType_t,
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* configMINIMAL_STACK_SIZE is specified in words, not bytes. */
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*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;
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}
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else
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{
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*ppxIdleTaskTCBBuffer = NULL;
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*ppxIdleTaskStackBuffer = NULL;
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*pulIdleTaskStackSize = 0;
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}
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getIdleTaskMemory_called = true;
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}
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void vPortCurrentTaskDying( void * pvTaskToDelete,
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volatile BaseType_t * pxPendYield )
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{
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HOOK_DIAG();
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vTaskDeletePre_called = true;
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}
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void vFakePortEnterCriticalSection( void )
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{
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HOOK_DIAG();
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critical_section_counter++;
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}
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void vFakePortExitCriticalSection( void )
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{
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HOOK_DIAG();
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critical_section_counter--;
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}
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void vFakePortYieldWithinAPI()
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{
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HOOK_DIAG();
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port_yield_within_api_called = true;
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py_operation();
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}
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void vFakePortYieldFromISR()
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{
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HOOK_DIAG();
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}
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uint32_t vFakePortDisableInterrupts()
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{
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port_disable_interrupts_called = true;
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HOOK_DIAG();
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return 0;
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}
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void vFakePortEnableInterrupts()
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{
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port_enable_interrupts_called = true;
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HOOK_DIAG();
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}
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void vFakePortYield()
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{
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HOOK_DIAG();
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port_yield_called = true;
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py_operation();
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}
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void portSetupTCB_CB( void * tcb )
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{
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HOOK_DIAG();
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port_setup_tcb_called = true;
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}
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void vFakePortClearInterruptMask( UBaseType_t bt )
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{
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HOOK_DIAG();
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portClear_Interrupt_called = true;
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}
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UBaseType_t ulFakePortSetInterruptMask( void )
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{
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HOOK_DIAG();
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portSet_Interrupt_called = true;
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return 1;
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}
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void vFakePortClearInterruptMaskFromISR( UBaseType_t bt )
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{
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HOOK_DIAG();
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portClear_Interrupt_from_isr_called = true;
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}
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UBaseType_t ulFakePortSetInterruptMaskFromISR( void )
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{
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HOOK_DIAG();
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portSet_Interrupt_from_isr_called = true;
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return 1;
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}
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void vFakePortAssertIfInterruptPriorityInvalid( void )
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{
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HOOK_DIAG();
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port_invalid_interrupt_called = true;
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}
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void vApplicationStackOverflowHook( TaskHandle_t xTask,
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char * stack )
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{
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HOOK_DIAG();
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vApplicationStackOverflowHook_called = true;
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}
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unsigned int vFakePortGetCoreID( void )
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{
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HOOK_DIAG();
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return 0;
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}
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void vFakePortReleaseTaskLock( void )
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{
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HOOK_DIAG();
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}
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void vFakePortGetTaskLock( void )
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{
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HOOK_DIAG();
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}
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void vFakePortGetISRLock( void )
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{
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HOOK_DIAG();
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}
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void vFakePortReleaseISRLock( void )
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{
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HOOK_DIAG();
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}
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/* =========================== UNITY FIXTURES ============================= */
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/*! called before each test case */
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void setUp( void )
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{
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assertionFailed = 0;
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shouldAbortOnAssertion = pdTRUE;
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vFakeAssert_StubWithCallback( vFakeAssertStub );
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}
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/*! called after each test case */
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void tearDown( void )
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{
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TEST_ASSERT_EQUAL_MESSAGE( 0, assertionFailed, "Assertion check failed in code." );
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mock_fake_assert_Verify();
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mock_fake_assert_Destroy();
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}
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/*! called at the beginning of the whole suite */
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void suiteSetUp()
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{
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}
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/*! called at the end of the whole suite */
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int suiteTearDown( int numFailures )
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{
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return numFailures;
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}
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/* ======================== TEST CASES ===================================== */
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void test_xTaskCreateStatic_assert_static_task_eq_tcb_t( void )
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{
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TaskFunction_t xTFunc = NULL;
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StaticTask_t xTaskBuffer[ 200 ];
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StackType_t xStackBuffer[ 200 ];
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EXPECT_ASSERT_BREAK( xTaskCreateStatic( xTFunc,
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NULL,
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120,
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NULL,
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3,
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xStackBuffer,
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xTaskBuffer ) );
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validate_and_clear_assertions();
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}
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