49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/*
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Generic test for malloc/free
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*/
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#include <esp_types.h>
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#include <stdio.h>
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#include "rom/ets_sys.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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#include "freertos/queue.h"
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#include "freertos/xtensa_api.h"
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#include "unity.h"
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#include "soc/uart_reg.h"
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#include "soc/dport_reg.h"
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#include "soc/io_mux_reg.h"
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static int tryAllocMem() {
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int **mem;
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int i, noAllocated, j;
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mem=malloc(sizeof(int)*1024);
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if (!mem) return 0;
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for (i=0; i<1024; i++) {
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mem[i]=malloc(1024);
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if (mem[i]==NULL) break;
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for (j=0; j<1024/4; j++) mem[i][j]=(0xdeadbeef);
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}
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noAllocated=i;
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for (i=0; i<noAllocated; i++) {
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for (j=0; j<1024/4; j++) {
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TEST_ASSERT(mem[i][j]==(0xdeadbeef));
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}
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free(mem[i]);
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}
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free(mem);
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return noAllocated;
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}
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TEST_CASE("Malloc/overwrite, then free all available DRAM", "[freertos]")
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{
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int m1=0, m2=0;
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m1=tryAllocMem();
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m2=tryAllocMem();
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printf("Could allocate %dK on first try, %dK on 2nd try.\n", m1, m2);
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TEST_ASSERT(m1==m2);
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}
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