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Import of the watch repository from Pebble

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Matthieu Jeanson 2024-12-12 16:43:03 -08:00 • committed by Katharine Berry
commit 3b92768480
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tests/fw/util/test_rand.c Normal file
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/*
* Copyright 2024 Google LLC
*
* 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <clar.h>
#include "kernel/pebble_tasks.h"
#include "util/rand.h"
// Stubs
///////////////////////////////////////////////////////////
#include "stubs_passert.h"
#include "stubs_rand_ptr.h"
PebbleTask pebble_task_get_current(void) {
return PebbleTask_KernelMain; // System seed
}
// Tests
///////////////////////////////////////////////////////////
void test_rand__smoke_test(void) {
#define RANDOM_CHECK_LENGTH 512
uint32_t values[RANDOM_CHECK_LENGTH];
for(size_t i = 0; i < RANDOM_CHECK_LENGTH; i++) {
values[i] = rand32();
for(size_t l = 0; l < i; l++) {
printf("i,l: %zu,%zu\n", i,l);
cl_assert(values[i] != values[l]);
}
}
}