118 lines
3.2 KiB
C
118 lines
3.2 KiB
C
#include <sys/vfs.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "test_fs.h"
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// ============================================================================
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// Helper function
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// ============================================================================
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static int create_file(const char *file_path) {
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int fd;
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int flags = O_RDONLY | O_CREAT | O_TRUNC;
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int mode = 00666;
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fd = open(file_path, flags, mode);
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if (fd < 0) {
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THROW_ERROR("failed to create a file");
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}
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close(fd);
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return 0;
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}
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static int remove_file(const char *file_path) {
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int ret;
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ret = unlink(file_path);
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if (ret < 0) {
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THROW_ERROR("failed to unlink the created file");
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}
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return 0;
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}
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// ============================================================================
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// Test cases for statfs
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// ============================================================================
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static int __test_statfs(const char *file_path, unsigned long expected_type) {
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struct statfs statfs_buf;
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int ret;
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ret = statfs(file_path, &statfs_buf);
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if (ret < 0) {
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THROW_ERROR("failed to statfs the file");
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}
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if (statfs_buf.f_type != expected_type) {
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THROW_ERROR("failed to check the f_type");
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}
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return 0;
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}
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static int __test_fstatfs(const char *file_path, unsigned long expected_type) {
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struct statfs statfs_buf;
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int fd, ret;
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int flags = O_RDONLY;
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fd = open(file_path, flags);
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if (fd < 0) {
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THROW_ERROR("failed to open file");
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}
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ret = fstatfs(fd, &statfs_buf);
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if (ret < 0) {
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THROW_ERROR("failed to fstatfs the file");
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}
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if (statfs_buf.f_type != expected_type) {
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THROW_ERROR("failed to check the f_type");
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}
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close(fd);
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return 0;
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}
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typedef int(*test_statfs_func_t)(const char *, unsigned long);
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static int test_statfs_framework(test_statfs_func_t fn, const char *file_path,
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unsigned long expected_type) {
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if (create_file(file_path) < 0) {
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return -1;
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}
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if (fn(file_path, expected_type) < 0) {
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return -1;
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}
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if (remove_file(file_path) < 0) {
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return -1;
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}
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return 0;
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}
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#define UNIONFS_MAGIC 0x2f8dbe2f
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#define TMPFS_MAGIC 0x01021994
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static int test_statfs_on_root() {
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const char *file_path = "/root/test_fs_statfs.txt";
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unsigned long expected_type = UNIONFS_MAGIC;
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return test_statfs_framework(__test_statfs, file_path, expected_type) +
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test_statfs_framework(__test_fstatfs, file_path, expected_type);
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}
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static int test_statfs_on_dev_shm() {
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const char *file_path = "/dev/shm/test_fs_statfs.txt";
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unsigned long expected_type = TMPFS_MAGIC;
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return test_statfs_framework(__test_statfs, file_path, expected_type) +
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test_statfs_framework(__test_fstatfs, file_path, expected_type);
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}
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// ============================================================================
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// Test suite main
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// ============================================================================
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static test_case_t test_cases[] = {
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TEST_CASE(test_statfs_on_root),
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TEST_CASE(test_statfs_on_dev_shm),
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};
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int main(int argc, const char *argv[]) {
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return test_suite_run(test_cases, ARRAY_SIZE(test_cases));
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}
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