/*
XOWA: the XOWA Offline Wiki Application
Copyright (C) 2012 gnosygnu@gmail.com

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package gplx.dbs; import gplx.*;
import org.junit.*;
import gplx.stores.*; /*DsvDataRdr*/ import gplx.stores.dsvs.*; /*DsvDataWtr*/
public class TdbDbLoadMgr_tst {
	@Before public void setup() {			
		Io_url dbInfo = Io_url_.mem_fil_("mem/dir/db0.dsv");
		db = TdbDatabase.new_(dbInfo);
		wtr = DsvDataWtr_.new_();
	}
	TdbDatabase db; TdbDbLoadMgr loadMgr = TdbDbLoadMgr.new_(); TdbDbSaveMgr saveMgr = TdbDbSaveMgr.new_();
	DataRdr rdr; DataWtr wtr;
	@Test  public void ReadDbFiles() {
		String raw = String_.Concat_lines_crlf
			(	"=======DIF======================, ,\" \",//"
			,	"_files, ,\" \",#"
			,	"==DEF==DIF======================, ,\" \",//"
			,	"int," + StringClassXtn.Key_const + "," + StringClassXtn.Key_const + ", ,\" \",$"
			,	"id,url,format, ,\" \",@"
			,	"==DATA=DIF======================, ,\" \",//"
			,	"1,mem/dir/db0.dsv,dsv"
			,	"2,C:\\file.dsv,dsv"
			);
		rdr = rdr_(raw);

		db.Files().DataObj_Rdr(rdr);
		Tfds.Eq(db.Files().Count(), 2);
		TdbFile file2 = db.Files().FetchOrFail(2);
		Tfds.Eq(file2.Path().Raw(), "C:\\file.dsv");

		db.Files().DataObj_Wtr(wtr);
		Tfds.Eq(wtr.XtoStr(), raw);
	}
	@Test  public void ReadDbTbls() {
		String raw = String_.Concat_lines_crlf
			(	"=======DIF======================, ,\" \",//"
			,	"_tables, ,\" \",#"
			,	"==DEF==DIF======================, ,\" \",//"
			,	"int," + StringClassXtn.Key_const + ",int, ,\" \",$"
			,	"id,name,file_id, ,\" \",@"
			,	"==DATA=DIF======================, ,\" \",//"
			,	"1,tbl1,1"
			);
		rdr = rdr_(raw);

		db.Tables().DataObj_Rdr(rdr, db.Files());
		Tfds.Eq(db.Tables().Count(), 1);
		TdbTable table = db.Tables().FetchOrFail("tbl1");
		Tfds.Eq(table.Name(), "tbl1");
		Tfds.Eq(table.File().Id(), 1);

		db.Tables().DataObj_Wtr(wtr);
		Tfds.Eq(wtr.XtoStr(), raw);
	}
	@Test  public void ReadTbl() {
		String raw = String_.Concat_lines_crlf
			(	"=======DIF======================, ,\" \",//"
			,	"tbl0, ,\" \",#"
			,	"==DEF==DIF======================, ,\" \",//"
			,	"int," + StringClassXtn.Key_const + ", ,\" \",$"
			,	"id,name, ,\" \",@"
			,	"==DATA=DIF======================, ,\" \",//"
			,	"0,me"
			);
		rdr = rdr_(raw);

		db.MakeTbl("tbl0", TdbFile.MainFileId);
		db.Tables().FetchOrFail(rdr.NameOfNode()).DataObj_Rdr(rdr);
		Tfds.Eq(db.Tables().Count(), 1);
		TdbTable tbl = db.Tables().FetchOrFail("tbl0");
		Tfds.Eq(tbl.Rows().Count(), 1);

		GfoNde row = tbl.Rows().FetchAt_asGfoNde(0);
		Tfds.Eq(row.Read("id"), 0);
		Tfds.Eq(row.Read("name"), "me");

		tbl.DataObj_Wtr(wtr);
		Tfds.Eq(wtr.XtoStr(), raw);
	}
	DataRdr rdr_(String raw) {
		DataRdr rdr = DsvDataRdr_.dsv_(raw);
		rdr.MoveNextPeer(); // must move next as cur is not set and ReadProcs assume cur is set
		return rdr;
	}
}
