kopia lustrzana https://github.com/espressif/esp-idf
95 wiersze
2.2 KiB
C
95 wiersze
2.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#include <stdio.h>
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#include <stdio_ext.h>
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#include <string.h>
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#include <fcntl.h>
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#include <errno.h>
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#include "esp_vfs.h"
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#include "unity.h"
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#include "unity_fixture.h"
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TEST_GROUP(file);
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TEST_SETUP(file)
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{
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}
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TEST_TEAR_DOWN(file)
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{
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}
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/* This test checks that st_blksize value set in struct stat correctly affects the
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* FILE structure:
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* - _blksize field should be equal to st_blksize
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* - buffer size should be equal to st_blksize if it is nonzero, and __BUFSIZ__ otherwise.
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* This is more of an integration test since some of the functions responsible for this are
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* in ROM, and have been built without HAVE_BLKSIZE feature for the ESP32 chip.
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*/
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typedef struct {
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unsigned blksize;
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} blksize_test_ctx_t;
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static int blksize_test_open(void* ctx, const char * path, int flags, int mode)
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{
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return 1;
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}
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static int blksize_test_fstat(void* ctx, int fd, struct stat * st)
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{
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blksize_test_ctx_t* test_ctx = (blksize_test_ctx_t*) ctx;
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memset(st, 0, sizeof(*st));
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st->st_mode = S_IFREG;
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st->st_blksize = test_ctx->blksize;
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return 0;
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}
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static ssize_t blksize_test_write(void* ctx, int fd, const void * data, size_t size)
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{
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return size;
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}
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TEST(file, blksize)
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{
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FILE* f;
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blksize_test_ctx_t ctx = {};
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const char c = 42;
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const esp_vfs_t desc = {
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.flags = ESP_VFS_FLAG_CONTEXT_PTR,
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.open_p = blksize_test_open,
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.fstat_p = blksize_test_fstat,
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.write_p = blksize_test_write,
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};
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TEST_ESP_OK(esp_vfs_register("/test", &desc, &ctx));
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/* test with zero st_blksize (=not set) */
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ctx.blksize = 0;
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f = fopen("/test/path", "w");
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TEST_ASSERT_NOT_NULL(f);
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fwrite(&c, 1, 1, f);
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TEST_ASSERT_EQUAL(0, f->_blksize);
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TEST_ASSERT_EQUAL(__BUFSIZ__, __fbufsize(f));
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fclose(f);
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/* test with non-zero st_blksize */
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ctx.blksize = 4096;
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f = fopen("/test/path", "w");
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TEST_ASSERT_NOT_NULL(f);
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fwrite(&c, 1, 1, f);
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TEST_ASSERT_EQUAL(ctx.blksize, f->_blksize);
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TEST_ASSERT_EQUAL(ctx.blksize, __fbufsize(f));
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fclose(f);
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TEST_ESP_OK(esp_vfs_unregister("/test"));
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}
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TEST_GROUP_RUNNER(file)
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{
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RUN_TEST_CASE(file, blksize)
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}
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