add renameTest and revise .. name from subdirectory(underconstruct)

lib/files.cpp

@@ -790,10 +790,11 @@ int FilesOperation::fischl_rename(const char *old_path, const char *new_path, un
     RenameInfo rename_info;
     rename_info.exchangeExist = false;
     rename_info.oldParentNode = fischl_find_entry(root_node, oldParentPath);
-    rename_info.oldFileNode   = fischl_find_entry(rename_info.oldParentNode->subdirectory, filename);
+    //if path end with / means to rename directory
+    rename_info.oldFileNode   = strlen(filename)? fischl_find_entry(rename_info.oldParentNode->subdirectory, filename):rename_info.oldParentNode;
 
     if (rename_info.oldFileNode == NULL) {
-        printf("path %s not found by fischl_find_entry\n", old_path);
+        fprintf(stderr,"[%s ,%d] path %s not found by fischl_find_entry\n",__func__,__LINE__, old_path);
         free(pathdup);
         return -1;
     }
@@ -832,7 +833,10 @@ int FilesOperation::fischl_rename(const char *old_path, const char *new_path, un
 
     // Normal rename logic if no flags are specified; can overwirte
     // Hard Disk rename
+    if(rename_info.oldFileNode->subdirectory != NULL){//secure its directory
+        //remove its record from subdirectory; find .. from subdirectory
 
+    }
     // remove its record from parent
     INode_Data parent_INode;
     parent_INode.inode_num = rename_info.oldParentNode->inode_number;

test/layer2_API_dir.cpp

@@ -206,6 +206,34 @@ TEST(FileOperationTest, UnlinkTest) {
     printf("/AAA...AAA is inode %llu, it is a file\n", filelong);
 }
 
+TEST(FileOperationTest, renameTest){
+    struct fuse_file_info fi;
+    char read_buffer[IO_BLOCK_SIZE] = {0};
+
+    u_int64_t get_inode_num = fsop->disk_namei("/test");
+    fprintf(stderr,"[%s ,%d] /test inode %d\n",__func__,__LINE__,get_inode_num);
+    /*Cache are not yet implemented*/
+    // fsop->fischl_open("/test", &fi);
+    // fprintf(stderr,"[%s ,%d] fi.fh %d\n",__func__,__LINE__,fi.fh);
+    // fsop->fischl_read("/test", read_buffer, sizeof(read_buffer), 0, &fi);
+    // EXPECT_EQ(read_buffer[0], '1');
+
+    EXPECT_EQ(fsop->fischl_rename("/test", "/test123", 0),0);//defualt
+    EXPECT_EQ(fsop->disk_namei("/test123"),get_inode_num);
+    get_inode_num = fsop->disk_namei("/test");//should be failed becuase cannot find
+    fprintf(stderr,"[%s ,%d] /test inode %d\n",__func__,__LINE__,get_inode_num);
+    /*Cache are not yet implemented*/
+    // fsop->fischl_open("/test123", &fi);
+    // fprintf(stderr,"[%s ,%d] fi.fh %d\n",__func__,__LINE__,fi.fh);
+    // fsop->fischl_read("/test123", read_buffer, sizeof(read_buffer), 0, &fi);
+    // EXPECT_EQ(read_buffer[0], '1');
+    /*Read with hard disk*/
+    INode_Data inode;
+    inode.inode_num = fsop->disk_namei("/test123");
+    fs->inode_manager->load_inode(&inode);
+    fs->read(&inode, read_buffer, sizeof(read_buffer), 0);
+    EXPECT_EQ(read_buffer[0], '1');
+}
 
 int main(int argc, char **argv) {
     srand(time(NULL)); // Seed the random number generator