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+/******************************************************************************
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+ * MiniFFS : Mini Flat File System
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+ * This file is part of the test suite of MiniFFS
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+ *
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+ * Copyright (c) 2008-2022 986-Studio. All rights reserved.
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+ *
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+ ******************************************************************************/
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+
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+#include <gtest/gtest.h>
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+
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+#include <miniffs.h>
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+#include "get_fs.h"
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+
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+TEST(FileOperations, OpeningAFile)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ ASSERT_NE(fp, nullptr);
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+}
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+
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+TEST(FileOperations, OpeningANonExistingFile)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+
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+ file_t *fp = miniffs_open(fs, "FOO.BAR");
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+
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+ ASSERT_EQ(fp, nullptr);
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_FILE_NOT_FOUND);
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+}
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+
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+TEST(FileOperations, UsingTheWrongNameCases)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+
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+ file_t *fp = miniffs_open(fs, "hello.txt");
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+
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+ ASSERT_EQ(fp, nullptr);
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_FILE_NOT_FOUND);
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+}
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+
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+TEST(FileOperations, TooLongFilename)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+
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+ file_t *fp = miniffs_open(fs, "THISisNOTaVALIDname.txt");
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+
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+ ASSERT_EQ(fp, nullptr);
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_INVALID_NAME);
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+}
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+
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+TEST(FileOperations, TooLongExtension)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+
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+ file_t *fp = miniffs_open(fs, "HELLO.thisIsNotValid");
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+
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+ ASSERT_EQ(fp, nullptr);
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_INVALID_NAME);
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+}
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+
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+TEST(FileOperations, ReadABytes)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ ASSERT_EQ(miniffs_read(fp), 'H');
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+ ASSERT_EQ(miniffs_read(fp), 'e');
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+}
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+
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+TEST(FileOperations, TestingSeek)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ ASSERT_EQ(miniffs_read(fp), 'H');
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+ ASSERT_EQ(miniffs_read(fp), 'e');
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+
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+ miniffs_seek(fp, 0, MFFS_SEEK_SET);
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+
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+ ASSERT_EQ(miniffs_read(fp), 'H');
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+ ASSERT_EQ(miniffs_read(fp), 'e');
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+
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+ miniffs_seek(fp, 5, MFFS_SEEK_SET);
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+ ASSERT_EQ(miniffs_read(fp), ' ');
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+ ASSERT_EQ(miniffs_read(fp), 'W');
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+
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+ miniffs_seek(fp, 1, MFFS_SEEK_CUR);
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+ ASSERT_EQ(miniffs_read(fp), 'r');
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+
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+ miniffs_seek(fp, 0, MFFS_SEEK_END);
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+ ASSERT_EQ(miniffs_read(fp), '!');
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+
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+ miniffs_seek(fp, 1, MFFS_SEEK_END);
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+ ASSERT_EQ(miniffs_read(fp), 'd');
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+ ASSERT_EQ(miniffs_read(fp), '!');
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+}
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+
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+TEST(FileOperations, TestingEndOfFileBoundary)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+
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+ miniffs_seek(fp, 1, MFFS_SEEK_END);
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+ ASSERT_EQ(miniffs_read(fp), 'd');
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+ ASSERT_EQ(miniffs_read(fp), '!');
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_END_OF_FILE);
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+ ASSERT_EQ(miniffs_read(fp), '!');
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_END_OF_FILE);
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+ ASSERT_EQ(miniffs_read(fp), '!');
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+ ASSERT_EQ(miniffs_geterror(), MINIFFS_END_OF_FILE);
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+}
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+
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+
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+TEST(FileOperations, ReadBlocks) {
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ char buffer[13];
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+ int ret;
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+
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+ memset(buffer, 0, 13);
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+ ret = miniffs_read_blocks(buffer, 4, 1, fp);
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+ ASSERT_EQ(ret, 1);
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+ ASSERT_EQ(buffer[0], 'H');
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+ ASSERT_EQ(buffer[1], 'e');
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+ ASSERT_EQ(buffer[2], 'l');
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+ ASSERT_EQ(buffer[3], 'l');
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+
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+ memset(buffer, 0, 13);
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+ ret = miniffs_read_blocks(buffer, 4, 1, fp);
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+ ASSERT_EQ(ret, 1);
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+ ASSERT_EQ(buffer[0], 'o');
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+ ASSERT_EQ(buffer[1], ' ');
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+ ASSERT_EQ(buffer[2], 'W');
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+ ASSERT_EQ(buffer[3], 'o');
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+}
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+
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+TEST(FileOperations, ReadMultiplesBlocks) {
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ char buffer[13];
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+ int ret;
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+ memset(buffer, 0, 13);
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+ ret = miniffs_read_blocks(buffer, 4, 2, fp);
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+ ASSERT_EQ(ret, 2);
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+ ASSERT_EQ(buffer[0], 'H');
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+ ASSERT_EQ(buffer[1], 'e');
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+ ASSERT_EQ(buffer[2], 'l');
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+ ASSERT_EQ(buffer[3], 'l');
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+ ASSERT_EQ(buffer[4], 'o');
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+ ASSERT_EQ(buffer[5], ' ');
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+ ASSERT_EQ(buffer[6], 'W');
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+ ASSERT_EQ(buffer[7], 'o');
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+
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+ memset(buffer, 0, 13);
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+ miniffs_seek(fp, 0, MFFS_SEEK_SET);
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+ ret = miniffs_read_blocks(buffer, 4, 3, fp);
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+ ASSERT_EQ(ret, 3);
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+ ASSERT_EQ(buffer[0], 'H');
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+ ASSERT_EQ(buffer[1], 'e');
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+ ASSERT_EQ(buffer[2], 'l');
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+ ASSERT_EQ(buffer[3], 'l');
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+ ASSERT_EQ(buffer[4], 'o');
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+ ASSERT_EQ(buffer[5], ' ');
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+ ASSERT_EQ(buffer[6], 'W');
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+ ASSERT_EQ(buffer[7], 'o');
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+ ASSERT_EQ(buffer[8], 'r');
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+ ASSERT_EQ(buffer[9], 'l');
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+ ASSERT_EQ(buffer[10], 'd');
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+ ASSERT_EQ(buffer[11], '!');
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+}
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+
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+TEST(FileOperations, ReadTooManyBlocks)
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+{
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+ miniffs_t *fs = get_fs("simple_test.mffs");
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+ file_t *fp = miniffs_open(fs, "HELLO.TXT");
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+
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+ char buffer[13];
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+ int ret;
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+
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+ memset(buffer, 0, 13);
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+ ret = miniffs_read_blocks(buffer, 4, 4, fp);
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+ ASSERT_EQ(ret, 3);
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+ ASSERT_EQ(buffer[0], 'H');
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+ ASSERT_EQ(buffer[1], 'e');
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+ ASSERT_EQ(buffer[2], 'l');
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+ ASSERT_EQ(buffer[3], 'l');
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+ ASSERT_EQ(buffer[4], 'o');
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+ ASSERT_EQ(buffer[5], ' ');
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+ ASSERT_EQ(buffer[6], 'W');
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+ ASSERT_EQ(buffer[7], 'o');
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+ ASSERT_EQ(buffer[8], 'r');
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+ ASSERT_EQ(buffer[9], 'l');
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+ ASSERT_EQ(buffer[10], 'd');
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+ ASSERT_EQ(buffer[11], '!');
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+
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+}
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