455 lines
14 KiB
C
455 lines
14 KiB
C
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// Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <sys/time.h>
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#include <sys/unistd.h>
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#include "unity.h"
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#include "esp_log.h"
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#include "esp_system.h"
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#include "esp_vfs.h"
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#include "esp_vfs_fat.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "ff.h"
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#include "test_fatfs_common.h"
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const char* fatfs_test_hello_str = "Hello, World!\n";
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void test_fatfs_create_file_with_text(const char* name, const char* text)
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{
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FILE* f = fopen(name, "wb");
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TEST_ASSERT_NOT_NULL(f);
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TEST_ASSERT_TRUE(fputs(text, f) != EOF);
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TEST_ASSERT_EQUAL(0, fclose(f));
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}
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void test_fatfs_overwrite_append(const char* filename)
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{
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/* Create new file with 'aaaa' */
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test_fatfs_create_file_with_text(filename, "aaaa");
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/* Append 'bbbb' to file */
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FILE *f_a = fopen(filename, "a");
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TEST_ASSERT_NOT_NULL(f_a);
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TEST_ASSERT_NOT_EQUAL(EOF, fputs("bbbb", f_a));
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TEST_ASSERT_EQUAL(0, fclose(f_a));
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/* Read back 8 bytes from file, verify it's 'aaaabbbb' */
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char buf[10] = { 0 };
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FILE *f_r = fopen(filename, "r");
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TEST_ASSERT_NOT_NULL(f_r);
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TEST_ASSERT_EQUAL(8, fread(buf, 1, 8, f_r));
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TEST_ASSERT_EQUAL_STRING_LEN("aaaabbbb", buf, 8);
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/* Be sure we're at end of file */
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TEST_ASSERT_EQUAL(0, fread(buf, 1, 8, f_r));
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TEST_ASSERT_EQUAL(0, fclose(f_r));
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/* Overwrite file with 'cccc' */
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test_fatfs_create_file_with_text(filename, "cccc");
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/* Verify file now only contains 'cccc' */
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f_r = fopen(filename, "r");
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TEST_ASSERT_NOT_NULL(f_r);
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bzero(buf, sizeof(buf));
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TEST_ASSERT_EQUAL(4, fread(buf, 1, 8, f_r)); // trying to read 8 bytes, only expecting 4
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TEST_ASSERT_EQUAL_STRING_LEN("cccc", buf, 4);
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TEST_ASSERT_EQUAL(0, fclose(f_r));
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}
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void test_fatfs_read_file(const char* filename)
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{
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FILE* f = fopen(filename, "r");
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TEST_ASSERT_NOT_NULL(f);
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char buf[32] = { 0 };
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int cb = fread(buf, 1, sizeof(buf), f);
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TEST_ASSERT_EQUAL(strlen(fatfs_test_hello_str), cb);
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TEST_ASSERT_EQUAL(0, strcmp(fatfs_test_hello_str, buf));
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TEST_ASSERT_EQUAL(0, fclose(f));
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}
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void test_fatfs_open_max_files(const char* filename_prefix, size_t files_count)
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{
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FILE** files = calloc(files_count, sizeof(FILE*));
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for (size_t i = 0; i < files_count; ++i) {
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char name[32];
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snprintf(name, sizeof(name), "%s_%d.txt", filename_prefix, i);
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files[i] = fopen(name, "w");
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TEST_ASSERT_NOT_NULL(files[i]);
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}
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/* close everything and clean up */
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for (size_t i = 0; i < files_count; ++i) {
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fclose(files[i]);
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}
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free(files);
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}
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void test_fatfs_lseek(const char* filename)
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{
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FILE* f = fopen(filename, "wb+");
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TEST_ASSERT_NOT_NULL(f);
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TEST_ASSERT_EQUAL(11, fprintf(f, "0123456789\n"));
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TEST_ASSERT_EQUAL(0, fseek(f, -2, SEEK_CUR));
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TEST_ASSERT_EQUAL('9', fgetc(f));
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TEST_ASSERT_EQUAL(0, fseek(f, 3, SEEK_SET));
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TEST_ASSERT_EQUAL('3', fgetc(f));
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TEST_ASSERT_EQUAL(0, fseek(f, -3, SEEK_END));
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TEST_ASSERT_EQUAL('8', fgetc(f));
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TEST_ASSERT_EQUAL(0, fseek(f, 3, SEEK_END));
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TEST_ASSERT_EQUAL(14, ftell(f));
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TEST_ASSERT_EQUAL(4, fprintf(f, "abc\n"));
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TEST_ASSERT_EQUAL(0, fseek(f, 0, SEEK_END));
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TEST_ASSERT_EQUAL(18, ftell(f));
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TEST_ASSERT_EQUAL(0, fseek(f, 0, SEEK_SET));
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char buf[20];
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TEST_ASSERT_EQUAL(18, fread(buf, 1, sizeof(buf), f));
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const char ref_buf[] = "0123456789\n\0\0\0abc\n";
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TEST_ASSERT_EQUAL_INT8_ARRAY(ref_buf, buf, sizeof(ref_buf) - 1);
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TEST_ASSERT_EQUAL(0, fclose(f));
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}
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void test_fatfs_stat(const char* filename)
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{
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struct tm tm;
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tm.tm_year = 2016 - 1900;
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tm.tm_mon = 0;
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tm.tm_mday = 10;
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tm.tm_hour = 16;
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tm.tm_min = 30;
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tm.tm_sec = 0;
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time_t t = mktime(&tm);
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printf("Setting time: %s", asctime(&tm));
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struct timeval now = { .tv_sec = t };
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settimeofday(&now, NULL);
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test_fatfs_create_file_with_text(filename, "foo\n");
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struct stat st;
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TEST_ASSERT_EQUAL(0, stat(filename, &st));
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time_t mtime = st.st_mtime;
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struct tm mtm;
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localtime_r(&mtime, &mtm);
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printf("File time: %s", asctime(&mtm));
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TEST_ASSERT(abs(mtime - t) < 2); // fatfs library stores time with 2 second precision
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TEST_ASSERT(st.st_mode & S_IFREG);
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TEST_ASSERT_FALSE(st.st_mode & S_IFDIR);
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}
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void test_fatfs_unlink(const char* filename)
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{
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test_fatfs_create_file_with_text(filename, "unlink\n");
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TEST_ASSERT_EQUAL(0, unlink(filename));
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TEST_ASSERT_NULL(fopen(filename, "r"));
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}
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void test_fatfs_link_rename(const char* filename_prefix)
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{
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char name_copy[64];
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char name_dst[64];
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char name_src[64];
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snprintf(name_copy, sizeof(name_copy), "%s_cpy.txt", filename_prefix);
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snprintf(name_dst, sizeof(name_dst), "%s_dst.txt", filename_prefix);
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snprintf(name_src, sizeof(name_src), "%s_src.txt", filename_prefix);
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unlink(name_copy);
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unlink(name_dst);
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unlink(name_src);
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FILE* f = fopen(name_src, "w+");
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TEST_ASSERT_NOT_NULL(f);
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char* str = "0123456789";
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for (int i = 0; i < 4000; ++i) {
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TEST_ASSERT_NOT_EQUAL(EOF, fputs(str, f));
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}
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TEST_ASSERT_EQUAL(0, fclose(f));
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TEST_ASSERT_EQUAL(0, link(name_src, name_copy));
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FILE* fcopy = fopen(name_copy, "r");
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TEST_ASSERT_NOT_NULL(fcopy);
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TEST_ASSERT_EQUAL(0, fseek(fcopy, 0, SEEK_END));
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TEST_ASSERT_EQUAL(40000, ftell(fcopy));
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TEST_ASSERT_EQUAL(0, fclose(fcopy));
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TEST_ASSERT_EQUAL(0, rename(name_copy, name_dst));
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TEST_ASSERT_NULL(fopen(name_copy, "r"));
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FILE* fdst = fopen(name_dst, "r");
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TEST_ASSERT_NOT_NULL(fdst);
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TEST_ASSERT_EQUAL(0, fseek(fdst, 0, SEEK_END));
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TEST_ASSERT_EQUAL(40000, ftell(fdst));
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TEST_ASSERT_EQUAL(0, fclose(fdst));
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}
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void test_fatfs_mkdir_rmdir(const char* filename_prefix)
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{
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char name_dir1[64];
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char name_dir2[64];
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char name_dir2_file[64];
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snprintf(name_dir1, sizeof(name_dir1), "%s1", filename_prefix);
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snprintf(name_dir2, sizeof(name_dir2), "%s2", filename_prefix);
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snprintf(name_dir2_file, sizeof(name_dir2_file), "%s2/1.txt", filename_prefix);
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TEST_ASSERT_EQUAL(0, mkdir(name_dir1, 0755));
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struct stat st;
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TEST_ASSERT_EQUAL(0, stat(name_dir1, &st));
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TEST_ASSERT_TRUE(st.st_mode & S_IFDIR);
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TEST_ASSERT_FALSE(st.st_mode & S_IFREG);
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TEST_ASSERT_EQUAL(0, rmdir(name_dir1));
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TEST_ASSERT_EQUAL(-1, stat(name_dir1, &st));
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TEST_ASSERT_EQUAL(0, mkdir(name_dir2, 0755));
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test_fatfs_create_file_with_text(name_dir2_file, "foo\n");
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TEST_ASSERT_EQUAL(0, stat(name_dir2, &st));
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TEST_ASSERT_TRUE(st.st_mode & S_IFDIR);
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TEST_ASSERT_FALSE(st.st_mode & S_IFREG);
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TEST_ASSERT_EQUAL(0, stat(name_dir2_file, &st));
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TEST_ASSERT_FALSE(st.st_mode & S_IFDIR);
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TEST_ASSERT_TRUE(st.st_mode & S_IFREG);
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TEST_ASSERT_EQUAL(-1, rmdir(name_dir2));
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TEST_ASSERT_EQUAL(0, unlink(name_dir2_file));
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TEST_ASSERT_EQUAL(0, rmdir(name_dir2));
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}
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void test_fatfs_opendir_readdir_rewinddir(const char* dir_prefix)
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{
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char name_dir_inner_file[64];
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char name_dir_inner[64];
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char name_dir_file3[64];
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char name_dir_file2[64];
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char name_dir_file1[64];
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snprintf(name_dir_inner_file, sizeof(name_dir_inner_file), "%s/inner/3.txt", dir_prefix);
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snprintf(name_dir_inner, sizeof(name_dir_inner), "%s/inner", dir_prefix);
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snprintf(name_dir_file3, sizeof(name_dir_file2), "%s/boo.bin", dir_prefix);
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snprintf(name_dir_file2, sizeof(name_dir_file2), "%s/2.txt", dir_prefix);
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snprintf(name_dir_file1, sizeof(name_dir_file1), "%s/1.txt", dir_prefix);
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unlink(name_dir_inner_file);
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rmdir(name_dir_inner);
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unlink(name_dir_file1);
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unlink(name_dir_file2);
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unlink(name_dir_file3);
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rmdir(dir_prefix);
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TEST_ASSERT_EQUAL(0, mkdir(dir_prefix, 0755));
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test_fatfs_create_file_with_text(name_dir_file1, "1\n");
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test_fatfs_create_file_with_text(name_dir_file2, "2\n");
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test_fatfs_create_file_with_text(name_dir_file3, "\01\02\03");
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TEST_ASSERT_EQUAL(0, mkdir(name_dir_inner, 0755));
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test_fatfs_create_file_with_text(name_dir_inner_file, "3\n");
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DIR* dir = opendir(dir_prefix);
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TEST_ASSERT_NOT_NULL(dir);
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int count = 0;
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const char* names[4];
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while(count < 4) {
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struct dirent* de = readdir(dir);
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if (!de) {
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break;
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}
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printf("found '%s'\n", de->d_name);
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if (strcasecmp(de->d_name, "1.txt") == 0) {
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TEST_ASSERT_TRUE(de->d_type == DT_REG);
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names[count] = "1.txt";
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++count;
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} else if (strcasecmp(de->d_name, "2.txt") == 0) {
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TEST_ASSERT_TRUE(de->d_type == DT_REG);
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names[count] = "2.txt";
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++count;
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} else if (strcasecmp(de->d_name, "inner") == 0) {
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TEST_ASSERT_TRUE(de->d_type == DT_DIR);
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names[count] = "inner";
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++count;
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} else if (strcasecmp(de->d_name, "boo.bin") == 0) {
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TEST_ASSERT_TRUE(de->d_type == DT_REG);
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names[count] = "boo.bin";
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++count;
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} else {
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TEST_FAIL_MESSAGE("unexpected directory entry");
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}
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}
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TEST_ASSERT_EQUAL(count, 4);
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rewinddir(dir);
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struct dirent* de = readdir(dir);
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TEST_ASSERT_NOT_NULL(de);
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TEST_ASSERT_EQUAL(0, strcasecmp(de->d_name, names[0]));
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seekdir(dir, 3);
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de = readdir(dir);
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TEST_ASSERT_NOT_NULL(de);
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TEST_ASSERT_EQUAL(0, strcasecmp(de->d_name, names[3]));
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seekdir(dir, 1);
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de = readdir(dir);
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TEST_ASSERT_NOT_NULL(de);
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TEST_ASSERT_EQUAL(0, strcasecmp(de->d_name, names[1]));
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seekdir(dir, 2);
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de = readdir(dir);
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TEST_ASSERT_NOT_NULL(de);
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TEST_ASSERT_EQUAL(0, strcasecmp(de->d_name, names[2]));
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TEST_ASSERT_EQUAL(0, closedir(dir));
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}
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typedef struct {
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const char* filename;
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bool write;
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size_t word_count;
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int seed;
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SemaphoreHandle_t done;
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int result;
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} read_write_test_arg_t;
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#define READ_WRITE_TEST_ARG_INIT(name, seed_) \
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{ \
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.filename = name, \
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.seed = seed_, \
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.word_count = 8192, \
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.write = true, \
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.done = xSemaphoreCreateBinary() \
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}
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static void read_write_task(void* param)
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{
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read_write_test_arg_t* args = (read_write_test_arg_t*) param;
|
||
|
|
FILE* f = fopen(args->filename, args->write ? "wb" : "rb");
|
||
|
|
if (f == NULL) {
|
||
|
|
args->result = ESP_ERR_NOT_FOUND;
|
||
|
|
goto done;
|
||
|
|
}
|
||
|
|
|
||
|
|
srand(args->seed);
|
||
|
|
for (size_t i = 0; i < args->word_count; ++i) {
|
||
|
|
uint32_t val = rand();
|
||
|
|
if (args->write) {
|
||
|
|
int cnt = fwrite(&val, sizeof(val), 1, f);
|
||
|
|
if (cnt != 1) {
|
||
|
|
ets_printf("E(w): i=%d, cnt=%d val=%d\n\n", i, cnt, val);
|
||
|
|
args->result = ESP_FAIL;
|
||
|
|
goto close;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
uint32_t rval;
|
||
|
|
int cnt = fread(&rval, sizeof(rval), 1, f);
|
||
|
|
if (cnt != 1 || rval != val) {
|
||
|
|
ets_printf("E(r): i=%d, cnt=%d rval=%d val=%d\n\n", i, cnt, rval, val);
|
||
|
|
args->result = ESP_FAIL;
|
||
|
|
goto close;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
args->result = ESP_OK;
|
||
|
|
|
||
|
|
close:
|
||
|
|
fclose(f);
|
||
|
|
|
||
|
|
done:
|
||
|
|
xSemaphoreGive(args->done);
|
||
|
|
vTaskDelay(1);
|
||
|
|
vTaskDelete(NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
void test_fatfs_concurrent(const char* filename_prefix)
|
||
|
|
{
|
||
|
|
char names[4][64];
|
||
|
|
for (size_t i = 0; i < 4; ++i) {
|
||
|
|
snprintf(names[i], sizeof(names[i]), "%s%d", filename_prefix, i + 1);
|
||
|
|
unlink(names[i]);
|
||
|
|
}
|
||
|
|
|
||
|
|
read_write_test_arg_t args1 = READ_WRITE_TEST_ARG_INIT(names[0], 1);
|
||
|
|
read_write_test_arg_t args2 = READ_WRITE_TEST_ARG_INIT(names[1], 2);
|
||
|
|
|
||
|
|
printf("writing f1 and f2\n");
|
||
|
|
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw1", 2048, &args1, 3, NULL, 0);
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw2", 2048, &args2, 3, NULL, 1);
|
||
|
|
|
||
|
|
xSemaphoreTake(args1.done, portMAX_DELAY);
|
||
|
|
printf("f1 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args1.result);
|
||
|
|
xSemaphoreTake(args2.done, portMAX_DELAY);
|
||
|
|
printf("f2 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args2.result);
|
||
|
|
|
||
|
|
args1.write = false;
|
||
|
|
args2.write = false;
|
||
|
|
read_write_test_arg_t args3 = READ_WRITE_TEST_ARG_INIT(names[2], 3);
|
||
|
|
read_write_test_arg_t args4 = READ_WRITE_TEST_ARG_INIT(names[3], 4);
|
||
|
|
|
||
|
|
printf("reading f1 and f2, writing f3 and f4\n");
|
||
|
|
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw3", 2048, &args3, 3, NULL, 1);
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw4", 2048, &args4, 3, NULL, 0);
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw1", 2048, &args1, 3, NULL, 0);
|
||
|
|
xTaskCreatePinnedToCore(&read_write_task, "rw2", 2048, &args2, 3, NULL, 1);
|
||
|
|
|
||
|
|
xSemaphoreTake(args1.done, portMAX_DELAY);
|
||
|
|
printf("f1 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args1.result);
|
||
|
|
xSemaphoreTake(args2.done, portMAX_DELAY);
|
||
|
|
printf("f2 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args2.result);
|
||
|
|
xSemaphoreTake(args3.done, portMAX_DELAY);
|
||
|
|
printf("f3 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args3.result);
|
||
|
|
xSemaphoreTake(args4.done, portMAX_DELAY);
|
||
|
|
printf("f4 done\n");
|
||
|
|
TEST_ASSERT_EQUAL(ESP_OK, args4.result);
|
||
|
|
|
||
|
|
vSemaphoreDelete(args1.done);
|
||
|
|
vSemaphoreDelete(args2.done);
|
||
|
|
vSemaphoreDelete(args3.done);
|
||
|
|
vSemaphoreDelete(args4.done);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void test_fatfs_rw_speed(const char* filename, void* buf, size_t buf_size, size_t file_size, bool write)
|
||
|
|
{
|
||
|
|
const size_t buf_count = file_size / buf_size;
|
||
|
|
|
||
|
|
FILE* f = fopen(filename, (write) ? "wb" : "rb");
|
||
|
|
TEST_ASSERT_NOT_NULL(f);
|
||
|
|
|
||
|
|
struct timeval tv_start;
|
||
|
|
gettimeofday(&tv_start, NULL);
|
||
|
|
for (size_t n = 0; n < buf_count; ++n) {
|
||
|
|
if (write) {
|
||
|
|
TEST_ASSERT_EQUAL(1, fwrite(buf, buf_size, 1, f));
|
||
|
|
} else {
|
||
|
|
if (fread(buf, buf_size, 1, f) != 1) {
|
||
|
|
printf("reading at n=%d, eof=%d", n, feof(f));
|
||
|
|
TEST_FAIL();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
struct timeval tv_end;
|
||
|
|
gettimeofday(&tv_end, NULL);
|
||
|
|
|
||
|
|
TEST_ASSERT_EQUAL(0, fclose(f));
|
||
|
|
|
||
|
|
float t_s = tv_end.tv_sec - tv_start.tv_sec + 1e-6f * (tv_end.tv_usec - tv_start.tv_usec);
|
||
|
|
printf("%s %d bytes (block size %d) in %.3fms (%.3f MB/s)\n",
|
||
|
|
(write)?"Wrote":"Read", file_size, buf_size, t_s * 1e3,
|
||
|
|
file_size / (1024.0f * 1024.0f * t_s));
|
||
|
|
}
|
||
|
|
|