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bertos/fs/fat_test.c

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+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
+ *
+ * Bertos is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * As a special exception, you may use this file as part of a free software
+ * library without restriction.  Specifically, if other files instantiate
+ * templates or use macros or inline functions from this file, or you compile
+ * this file and link it with other files to produce an executable, this
+ * file does not by itself cause the resulting executable to be covered by
+ * the GNU General Public License.  This exception does not however
+ * invalidate any other reasons why the executable file might be covered by
+ * the GNU General Public License.
+ *
+ * Copyright 2009 Develer S.r.l. (http://www.develer.com/)
+ *
+ * -->
+ *
+ * \brief FatFs test.
+ *
+ * \author Luca Ottaviano <lottaviano@develer.com>
+ *
+ * $test$: cp bertos/cfg/cfg_fat.h $cfgdir/
+ * $test$: echo  "#undef CONFIG_FAT_USE_MKFS" >> $cfgdir/cfg_fat.h
+ * $test$: echo "#define CONFIG_FAT_USE_MKFS 1" >> $cfgdir/cfg_fat.h
+ *
+ */
+
+#include "fat.h"
+
+#include "fatfs/ff.h"
+#include "fatfs/diskio.h"
+
+#include <cfg/test.h>
+
+/* avoid compiler warnings... */
+int fatfile_testSetup(void);
+int fatfile_testTearDown(void);
+int fatfile_testRun(void);
+
+static FATFS file_system;
+
+int fatfile_testSetup(void)
+{
+	FRESULT err;
+	err = f_mount(0, &file_system);
+	ASSERT(err == FR_OK);
+
+	err = f_mkfs(0, 0, 512);
+	ASSERT(err == FR_OK);
+	return 0;
+}
+
+int fatfile_testTearDown(void)
+{
+	FRESULT err;
+	err = f_mount(0, 0);
+	ASSERT(err == FR_OK);
+	return 0;
+}
+
+int fatfile_testRun(void)
+{
+	FRESULT fat_err;
+	FatFile file_handler;
+	const int SIZE = 10;
+	int write[SIZE], read[SIZE];
+
+	fat_err = fatfile_open(&file_handler, "foo.txt", FA_WRITE | FA_CREATE_ALWAYS);
+	ASSERT(fat_err == FR_OK);
+
+	for (int i = 0; i < SIZE; ++i)
+	{
+		write[i] = i;
+		size_t count = kfile_write(&file_handler.fd, &i, sizeof(int));
+		ASSERT(count == sizeof(int));
+	}
+	/* test error function */
+	int tmp;
+	if (kfile_read(&file_handler.fd, &tmp, sizeof(int)) < sizeof(int))
+		ASSERT(kfile_error(&file_handler.fd) == FR_DENIED);
+	kfile_clearerr(&file_handler.fd);
+	ASSERT(file_handler.error_code == FR_OK);
+
+
+	int err = 0;
+	err = kfile_close(&file_handler.fd);
+	ASSERT(err == 0);
+
+	fat_err = fatfile_open(&file_handler, "foo.txt", FA_READ);
+	ASSERT(fat_err == FR_OK);
+
+	for (int i = 0; i < SIZE; ++ i)
+	{
+		size_t count = kfile_read(&file_handler.fd, &read[i], sizeof(int));
+		ASSERT(count == sizeof(int));
+		/* check for correctness */
+		ASSERT(read[i] == write[i]);
+	}
+	/* test kfile_seek() */
+	ASSERT(kfile_seek(&file_handler.fd, -(sizeof(int) * SIZE * 2), KSM_SEEK_CUR) == 0);
+	ASSERT(kfile_seek(&file_handler.fd, sizeof(int), KSM_SEEK_END) == EOF);
+
+	ASSERT(kfile_close(&file_handler.fd) == 0);
+
+	fatfile_open(&file_handler, "foo.txt", FA_READ | FA_WRITE);
+	ASSERT((size_t)kfile_seek(&file_handler.fd, sizeof(int), KSM_SEEK_END) == sizeof(int) * (SIZE + 1));
+	ASSERT(kfile_seek(&file_handler.fd, -SIZE, KSM_SEEK_SET) == 0);
+
+	return 0;
+}
+
+
+TEST_MAIN(fatfile);