Merge pull request #5895 from maciejbocianski/fileHandle_tests

Add FileHandle tests
2018-02-07 11:53:04 +00:00 · 2018-02-07 11:53:04 +00:00 · 1d759d0b9c
parent f0273ecb28 8e1cfe2191
commit 1d759d0b9c
2 changed files with 649 additions and 0 deletions
--- a/TESTS/mbed_platform/FileHandle/TestFile.h
+++ b/TESTS/mbed_platform/FileHandle/TestFile.h
@ -0,0 +1,145 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2018 ARM Limited
+ *
+ * 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.
+ */
+#ifndef MBED_TESTFILEHANDLE_H
+#define MBED_TESTFILEHANDLE_H
+
+#include "platform/FileHandle.h"
+
+
+#define POS_IS_VALID(pos) (pos >= 0 && pos < _end)
+#define NEW_POS_IS_VALID(pos) (pos >= 0 && pos < (int32_t)FILE_SIZE)
+#define SEEK_POS_IS_VALID(pos) (pos >= 0 && pos <= _end)
+#define INVALID_POS (-1)
+
+template<uint32_t FILE_SIZE>
+class TestFile : public FileHandle {
+public:
+    TestFile(): _pos(0), _end(0) {}
+    ~TestFile() {}
+
+    enum FunctionName {
+        fnNone, fnRead, fnWrite, fnSeek, fnClose, fnIsatty
+    };
+
+    virtual ssize_t read(void *buffer, size_t size)
+    {
+        ssize_t read;
+        _fnCalled = fnRead;
+
+        for(read = 0; (size_t)read < size; read++)
+        {
+            if(POS_IS_VALID(_pos)) {
+                ((uint8_t*)buffer)[read] = _data[_pos++];
+            } else {
+                break;
+            }
+        } // for
+        return read;
+    }
+
+    virtual ssize_t write(const void *buffer, size_t size)
+    {
+        ssize_t written;
+        _fnCalled = fnWrite;
+
+        for(written = 0; (size_t)written < size; written++)
+        {
+            if(NEW_POS_IS_VALID(_pos)) {
+                _data[_pos++] = ((uint8_t*)buffer)[written];
+            } else {
+                if(0 == written) {
+                    return -ENOSPC;
+                }
+                break;
+            }
+            if(_end < _pos) {
+                _end++;
+            }
+        } // for
+        return written;
+    }
+
+    virtual off_t seek(off_t offset, int whence)
+    {
+        _fnCalled = fnSeek;
+        int32_t new_pos = INVALID_POS;
+
+        switch(whence)
+        {
+            case SEEK_SET:
+                new_pos = offset;
+                break;
+
+            case SEEK_CUR:
+                new_pos = _pos + offset;
+                break;
+
+            case SEEK_END:
+                new_pos = _end - offset;
+                break;
+
+            default:
+                // nothing todo
+                break;
+        }
+
+        if(SEEK_POS_IS_VALID(new_pos)) {
+            _pos = new_pos;
+        } else {
+            return -EINVAL;
+        }
+
+        return _pos;
+    }
+
+    virtual int close()
+    {
+        _fnCalled = fnClose;
+        return 0;
+    }
+
+
+    static void resetFunctionCallHistory()
+    {
+        _fnCalled = fnNone;
+    }
+
+    static bool functionCalled(FunctionName name)
+    {
+        return (name == _fnCalled);
+    }
+
+    static FunctionName getFunctionCalled()
+    {
+        return _fnCalled;
+    }
+
+private:
+
+    // stores last function call name
+    static FunctionName _fnCalled;
+
+    // file storage
+    uint8_t _data[FILE_SIZE];
+
+    int32_t _pos, _end;
+};
+
+template<uint32_t FILE_SIZE>
+typename TestFile<FILE_SIZE>::FunctionName TestFile<FILE_SIZE>::_fnCalled;
+
+
+#endif // MBED_TESTFILEHANDLE_H
--- a/TESTS/mbed_platform/FileHandle/main.cpp
+++ b/TESTS/mbed_platform/FileHandle/main.cpp
@ -0,0 +1,504 @@
+/* mbed Microcontroller Library
+ * Copyright (c) 2018 ARM Limited
+ *
+ * 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 "greentea-client/test_env.h"
+#include "utest/utest.h"
+#include "unity/unity.h"
+#include "TestFile.h"
+#include "mbed.h"
+
+using utest::v1::Case;
+
+
+/** Test fopen and fclose
+ *
+ *  Given a file to be opened
+ *
+ *  When the file is open
+ *  Then returned file descriptor is valid
+ *
+ *  When the file is closed
+ *  Then underneath retargeting layer function is called
+ *       and the fclose function return with succeed
+ *
+ */
+void test_fopen_fclose()
+{
+    std::FILE *file;
+    const uint32_t FS = 5;
+    TestFile<FS> fh;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    int ret = std::fclose(file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnClose));
+    TEST_ASSERT_EQUAL_INT(0, ret);
+}
+
+
+/** Test fwrite and fread
+ *
+ *  Given already opened file
+ *
+ *  When write some data to file
+ *  Then underneath retargeting layer write function is called
+ *       fwrite return number of successfully written elements
+ *       when not all elements were written stream error is set
+ *
+ *  When read previously written data from file
+ *  Then underneath retargeting layer read function is called
+ *       fread return number of successfully read elements
+ *       read data match previously written
+ *       when read less then expected stream eof is set
+ *
+ */
+void test_fwrite_fread()
+{
+    std::FILE *file;
+    const uint32_t FS = 5;
+    TestFile<FS> fh;
+    char read_buf[16];
+    const char *str1 = "abc";
+    const char *str2 = "def";
+    const uint32_t str1_size = strlen(str1);
+    const uint32_t str2_size = strlen(str2);
+    std::size_t write_ret;
+    std::size_t read_ret;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+    std::setbuf(file, NULL);
+
+    // write 3; expected written 3
+    TestFile<FS>::resetFunctionCallHistory();
+    write_ret = std::fwrite(str1, 1, str1_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_EQUAL_INT(str1_size, write_ret);
+
+#ifndef __ICCARM__ // prevents IAR infinite loop
+    // write 3; expected written 2
+    TestFile<FS>::resetFunctionCallHistory();
+    write_ret = std::fwrite(str2, 1, str2_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    std::clearerr(file); // for ARMCC
+#ifndef __ARMCC_VERSION
+    // ARMCC returns 0 here instead of number of elements successfully written
+    TEST_ASSERT_EQUAL_INT(str2_size - 1, write_ret);
+#endif
+
+    // write 3; expected written 0
+    TestFile<FS>::resetFunctionCallHistory();
+    write_ret = std::fwrite(str1, 1, str1_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    TEST_ASSERT_EQUAL_INT(0, write_ret);
+#endif
+
+    std::rewind(file);
+
+    // read 3; expected read 3
+    TestFile<FS>::resetFunctionCallHistory();
+    read_ret = std::fread(read_buf, 1, str1_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_EQUAL_INT(str1_size, read_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(str1, read_buf, str1_size));
+
+#ifndef __ICCARM__
+    // read 3; expected read 2
+    TestFile<FS>::resetFunctionCallHistory();
+    read_ret = std::fread(read_buf, 1, str2_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    std::clearerr(file); // for ARMCC
+    TEST_ASSERT_EQUAL_INT(str2_size - 1, read_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(str2, read_buf, str2_size - 1));
+
+    // read 3; expected read 0
+    TestFile<FS>::resetFunctionCallHistory();
+    read_ret = std::fread(read_buf, 1, str2_size, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    TEST_ASSERT_EQUAL_INT(0, read_ret);
+#endif
+
+    std::fclose(file);
+}
+
+/** Test fputc and fgetc
+ *
+ *  Given already opened file
+ *
+ *  When write some data to file
+ *  Then underneath retargeting layer write function is called
+ *       fputc return written element
+ *       on failure, returns EOF and stream error is sets
+ *
+ *  When read previously written data from file
+ *  Then underneath retargeting layer read function is called
+ *       fgetc return read element
+ *       read data match previously written
+ *       on failure, returns EOF and stream error/eof is sets respectively
+ *
+ */
+void test_fputc_fgetc()
+{
+    std::FILE *file;
+    const uint32_t FS = 3;
+    TestFile<FS> fh;
+    char char_buf[3] = {'a', 'b', 'c' };
+    int ret;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+    std::setbuf(file, NULL);
+
+
+    // write 1; expected written 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fputc(char_buf[0], file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_EQUAL_INT(char_buf[0], ret);
+
+    // write 1; expected written 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fputc(char_buf[1], file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_EQUAL_INT(char_buf[1], ret);
+
+    // write 1; expected written 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fputc(char_buf[2], file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_EQUAL_INT(char_buf[2], ret);
+
+#ifndef __ICCARM__ // prevents IAR infinite loop
+    // write 1; expected written 0
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fputc(char_buf[0], file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    TEST_ASSERT_EQUAL_INT(EOF, ret);
+#endif
+
+    std::rewind(file);
+
+    // read 1; expected read 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fgetc(file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_EQUAL_INT(char_buf[0], ret);
+
+    // read 1; expected read 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fgetc(file);
+#ifndef __ICCARM__
+    // IAR optimize reads
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+#endif
+    TEST_ASSERT_EQUAL_INT(char_buf[1], ret);
+
+    // read 1; expected read 1
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fgetc(file);
+#ifndef __ICCARM__
+    // IAR optimize reads
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+#endif
+    TEST_ASSERT_EQUAL_INT(char_buf[2], ret);
+
+#ifndef __ICCARM__
+    // read 1; expected read 0
+    TestFile<FS>::resetFunctionCallHistory();
+    ret = std::fgetc(file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    TEST_ASSERT_EQUAL_INT(EOF, ret);
+#endif
+
+    std::fclose(file);
+}
+
+/** Test fputs and fgets
+ *
+ *  Given already opened file
+ *
+ *  When write some data to file
+ *  Then underneath retargeting layer write function is called
+ *       on success, returns a non-negative value
+ *       on failure, returns EOF and set stream error
+ *
+ *  When read previously written data from file
+ *  Then underneath retargeting layer read function is called
+ *       fgets return valid buffer, and read data match previously written
+ *       when read less then expected stream EOF is set
+ *       on failure, stream error is sets
+ *
+ */
+void test_fputs_fgets()
+{
+    std::FILE *file;
+    const uint32_t FS = 5;
+    TestFile<FS> fh;
+    const char *str1 = "abc";
+    const char *str2 = "def";
+    const uint32_t str1_size = strlen(str1);
+    const uint32_t str2_size = strlen(str2);
+    char read_buf[16];
+    int fputs_ret;
+    char *fgets_ret;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+    std::setbuf(file, NULL);
+
+    // write 3; expected written 3
+    TestFile<FS>::resetFunctionCallHistory();
+    fputs_ret = std::fputs(str1, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(fputs_ret >= 0);
+
+#ifndef __ICCARM__ // prevents IAR infinite loop
+    // write 3; expected written 2
+    TestFile<FS>::resetFunctionCallHistory();
+    fputs_ret = std::fputs(str2, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    std::clearerr(file); // for ARMCC
+    TEST_ASSERT_EQUAL_INT(EOF, fputs_ret);
+
+    // write 3; expected written 0
+    TestFile<FS>::resetFunctionCallHistory();
+    fputs_ret = std::fputs(str1, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    TEST_ASSERT_EQUAL_INT(EOF, fputs_ret);
+#endif
+
+    std::rewind(file);
+
+    // read 3; expected read 3
+    TestFile<FS>::resetFunctionCallHistory();
+    fgets_ret = std::fgets(read_buf, str1_size + 1, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_EQUAL_INT(read_buf, fgets_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(read_buf, str1, str1_size));
+
+#ifndef __ICCARM__
+    // read 3; expected read 2
+    TestFile<FS>::resetFunctionCallHistory();
+    fgets_ret = std::fgets(read_buf, str2_size + 1, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    std::clearerr(file); // for ARMCC
+    TEST_ASSERT_EQUAL_INT(read_buf, fgets_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(read_buf, str2, str2_size - 2));
+
+    // read 3; expected read 0
+    TestFile<FS>::resetFunctionCallHistory();
+    fgets_ret = std::fgets(read_buf, str2_size + 1, file);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    TEST_ASSERT_EQUAL_INT(NULL, fgets_ret);
+#endif
+
+    std::fclose(file);
+}
+
+/** Test fprintf and fscanf
+ *
+ *  Given already opened file
+ *
+ *  When write some data to file
+ *  Then underneath retargeting layer write function is called
+ *       fprintf return number of written components
+ *       fprintf return negative value if an error occurred and set stream error
+ *
+ *  When read previously written data from file
+ *  Then underneath retargeting layer read function is called
+ *       fscanf return number of read components, and read data match previously written
+ *       when read less then expected stream EOF is set
+ *       on failure, stream error is sets
+ *
+ */
+void test_fprintf_fscanf()
+{
+    std::FILE *file;
+    const uint32_t FS = 5;
+    TestFile<FS> fh;
+    const char *str1 = "abc";
+    const char *str2 = "def";
+    const uint32_t str1_size = strlen(str1);
+    const uint32_t str2_size = strlen(str2);
+    char read_buf[16];
+    int fprintf_ret;
+    int fscanf_ret;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+    std::setbuf(file, NULL);
+
+    // write 3; expected written 3
+    TestFile<FS>::resetFunctionCallHistory();
+    fprintf_ret = fprintf(file, "%s", str1);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_EQUAL_INT(str1_size, fprintf_ret);
+
+#ifndef __ICCARM__ // prevents IAR infinite loop
+    // write 3; expected written 2
+    TestFile<FS>::resetFunctionCallHistory();
+    fprintf_ret = fprintf(file, "%s", str2);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    std::clearerr(file); // for ARMCC
+    TEST_ASSERT_TRUE(fprintf_ret < 0);
+
+    // write 3; expected written 0
+    TestFile<FS>::resetFunctionCallHistory();
+    fprintf_ret = fprintf(file, "%s", str2);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnWrite));
+    TEST_ASSERT_TRUE(std::ferror(file) != 0);
+    TEST_ASSERT_TRUE(fprintf_ret < 0);
+#endif
+
+    std::rewind(file);
+
+    // read 3; expected read 3
+    TestFile<FS>::resetFunctionCallHistory();
+    fscanf_ret = fscanf(file, "%3s", read_buf);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_EQUAL_INT(1, fscanf_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(read_buf, str1, str1_size));
+
+#ifndef __ICCARM__
+    // read 3; expected read 2
+    TestFile<FS>::resetFunctionCallHistory();
+    fscanf_ret = fscanf(file, "%3s", read_buf);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    std::clearerr(file); // for ARMCC
+    TEST_ASSERT_EQUAL_INT(1, fscanf_ret);
+    TEST_ASSERT_EQUAL_INT(0, strncmp(read_buf, str2, str2_size - 1));
+
+    // read 3; expected read 0
+    TestFile<FS>::resetFunctionCallHistory();
+    fscanf_ret = fscanf(file, "%3s", read_buf);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnRead));
+    TEST_ASSERT_TRUE(std::feof(file) != 0);
+    TEST_ASSERT_EQUAL_INT(EOF, fscanf_ret);
+#endif
+
+    std::fclose(file);
+}
+
+/** Test fseek and ftell
+ *
+ *  Given already opened file is empty
+ *
+ *  When set the file position indicator via fseek
+ *  Then underneath retargeting layer seek function is called
+ *       fseek return with succeed and ftell return already set position
+ *
+ *  Given already opened file is not empty
+ *
+ *  When set the file position indicator via fseek
+ *  Then underneath retargeting layer seek function is called
+ *       fseek return with succeed and ftell return already set position
+ *
+ */
+void test_fseek_ftell()
+{
+    std::FILE *file;
+    long ftell_ret;
+    int fssek_ret;
+    const uint32_t FS = 128;
+    TestFile<FS> fh;
+
+    file = fdopen(&fh, "w+");
+    TEST_ASSERT_NOT_NULL(file);
+    std::setbuf(file, NULL);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    ftell_ret = std::ftell(file);
+    TEST_ASSERT_EQUAL(0, ftell_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, 0, SEEK_CUR);
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, 0, SEEK_SET);
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, 0, SEEK_END);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnSeek));
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+
+    const char *str = "Hello world";
+    const std::size_t size = std::strlen(str);
+
+    std::fwrite(str, 1, size, file);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    ftell_ret = std::ftell(file);
+    TEST_ASSERT_EQUAL(size, ftell_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, 5, SEEK_SET);
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+    ftell_ret = std::ftell(file);
+    TEST_ASSERT_EQUAL(5, ftell_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, -5, SEEK_CUR);
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+    ftell_ret = std::ftell(file);
+    TEST_ASSERT_EQUAL(0, ftell_ret);
+
+    TestFile<FS>::resetFunctionCallHistory();
+    fssek_ret = std::fseek(file, 0, SEEK_END);
+    TEST_ASSERT_TRUE(TestFile<FS>::functionCalled(TestFile<FS>::fnSeek));
+    TEST_ASSERT_EQUAL(0, fssek_ret);
+    ftell_ret = std::ftell(file);
+    TEST_ASSERT_EQUAL(size, ftell_ret);
+
+    std::fclose(file);
+}
+
+utest::v1::status_t test_setup(const size_t number_of_cases)
+{
+    GREENTEA_SETUP(10, "default_auto");
+    return utest::v1::verbose_test_setup_handler(number_of_cases);
+}
+
+Case cases[] = {
+    Case("Test fopen/fclose", test_fopen_fclose),
+    Case("Test fwrite/fread", test_fwrite_fread),
+    Case("Test fputc/fgetc", test_fputc_fgetc),
+    Case("Test fputs/fgets", test_fputs_fgets),
+    Case("Test fprintf/fscanf", test_fprintf_fscanf),
+    Case("Test fseek/ftell", test_fseek_ftell)
+};
+
+utest::v1::Specification specification(test_setup, cases);
+
+int main()
+{
+    return !utest::v1::Harness::run(specification);
+}