1 files changed, 185 insertions, 0 deletions
diff --git a/tests/fs-tests/lib/tests.h b/tests/fs-tests/lib/tests.h
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+/*
+ * Copyright (C) 2007 Nokia Corporation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * 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
+ *
+ * Author: Adrian Hunter
+ */
+
+#ifndef included_tests_tests_h__
+#define included_tests_tests_h__
+
+#include <stdint.h>
+
+/* Main macro for testing */
+#define CHECK(x) tests_test((x),__func__,__FILE__,__LINE__)
+
+/* The default directory in which tests are conducted */
+#define TESTS_DEFAULT_FILE_SYSTEM_MOUNT_DIR "/mnt/test_file_system"
+
+/* The default file system type to test */
+#define TESTS_DEFAULT_FILE_SYSTEM_TYPE "jffs2"
+
+/* Estimated size of an empty directory */
+#define TESTS_EMPTY_DIR_SIZE 128
+
+/* Function invoked by the CHECK macro */
+void tests_test(int test,const char *msg,const char *file,unsigned line);
+
+/* Handle common program options */
+int tests_get_args(int argc,
+		char *argv[],
+		const char *title,
+		const char *desc,
+		const char *opts);
+
+/* Return the number of files (or directories) in the given directory */
+unsigned tests_count_files_in_dir(const char *dir_name);
+
+/* Change to the file system mount directory, check that it is empty,
+   matches the file system type, and is not the root file system */
+void tests_check_test_file_system(void);
+
+/* Get the free space for the file system of the current directory */
+uint64_t tests_get_free_space(void);
+
+/* Get the total space for the file system of the current directory */
+uint64_t tests_get_total_space(void);
+
+/* Write size random bytes into file descriptor fd at the current position,
+   returning the number of bytes actually written */
+uint64_t tests_fill_file(int fd, uint64_t size);
+
+/* Write size random bytes into file descriptor fd at offset,
+   returning the number of bytes actually written */
+uint64_t tests_write_filled_file(int fd, off_t offset, uint64_t size);
+
+/* Check that a file written using tests_fill_file() and/or
+   tests_write_filled_file() and/or tests_create_file()
+   contains the expected random data */
+void tests_check_filled_file_fd(int fd);
+
+/* Check that a file written using tests_fill_file() and/or
+   tests_write_filled_file() and/or tests_create_file()
+   contains the expected random data */
+void tests_check_filled_file(const char *file_name);
+
+/* Delete a file */
+void tests_delete_file(const char *file_name);
+
+/* Create a file of size file_size */
+uint64_t tests_create_file(const char *file_name, uint64_t file_size);
+
+/* Calculate: free_space * numerator / denominator */
+uint64_t tests_get_big_file_size(unsigned numerator, unsigned denominator);
+
+/* Write size bytes to the end of file descriptor fd using file_number
+   to determine the random data written i.e. seed for random numbers */
+unsigned tests_fill_fragment_file(unsigned file_number,
+				int fd,
+				unsigned size);
+
+/* Write size bytes to the end of file "fragment_n" where n is the file_number
+   and file_number also determines the random data written
+   i.e. seed for random numbers */
+unsigned tests_append_to_fragment_file(unsigned file_number,
+					unsigned size,
+					int create);
+
+/* Write size bytes at offset to the file "fragment_n" where n is the
+   file_number and file_number also determines the random data written
+   i.e. seed for random numbers */
+unsigned tests_overwite_fragment_file(	unsigned file_number,
+					off_t offset,
+					unsigned size);
+
+/* Delete file "fragment_n" where n is the file_number */
+void tests_delete_fragment_file(unsigned file_number);
+
+/* Check the random data in file "fragment_n" is what is expected */
+void tests_check_fragment_file(unsigned file_number);
+
+/* Central point to decide whether to use fsync */
+void tests_maybe_sync(int fd);
+
+/* Return O_SYNC if ok to sync otherwise return 0 */
+int tests_maybe_sync_flag(void);
+
+/* Return random number from 0 to n - 1 */
+size_t tests_random_no(size_t n);
+
+/* Make a directory empty */
+void tests_clear_dir(const char *dir_name);
+
+/* Create an empty sub-directory or small file in the current directory */
+int64_t tests_create_entry(char *return_name);
+
+/* Remove a random file of empty sub-directory from the current directory */
+int64_t tests_remove_entry(void);
+
+/* Un-mount and re-mount test file system */
+void tests_remount(void);
+
+/* Check whether the test file system is also the root file system */
+int tests_fs_is_rootfs(void);
+
+/* Try to make a directory empty */
+void tests_try_to_clear_dir(const char *dir_name);
+
+/* Check whether the test file system is also the current file system */
+int tests_fs_is_currfs(void);
+
+/* Concatenate a pid to a string in a signal safe way */
+void tests_cat_pid(char *buf, const char *name, pid_t pid);
+
+extern char *tests_file_system_mount_dir;
+
+extern char *tests_file_system_type;
+
+/* General purpose test parameter to specify some aspect of test size.
+   May be used by different tests in different ways.
+   Set by the -z, --size options. */
+extern int64_t tests_size_parameter;
+
+/* General purpose test parameter to specify some aspect of test repetition.
+   May be used by different tests in different ways.
+   Set by the -n, --repeat options. */
+extern int64_t tests_repeat_parameter;
+
+/* General purpose test parameter to specify some aspect of test sleeping.
+   May be used by different tests in different ways.
+   Set by the -p, --sleep options. */
+extern int64_t tests_sleep_parameter;
+
+/* General purpose test parameter to specify a file should be unlinked.
+   May be used by different tests in different ways or not at all. */
+extern int tests_unlink_flag;
+
+/* General purpose test parameter to specify a file should be closed.
+   May be used by different tests in different ways or not at all. */
+extern int tests_close_flag;
+
+/* General purpose test parameter to specify a file should be deleted.
+   May be used by different tests in different ways or not at all. */
+extern int tests_delete_flag;
+
+/* General purpose test parameter to specify a file have a hole.
+   May be used by different tests in different ways or not at all. */
+extern int tests_hole_flag;
+
+/* Program name from argv[0] */
+extern char *program_name;
+
+#endif