#!/usr/bin/env tarantool
local test = require("sqltester")
test:plan(2)

--!./tcltestrunner.lua
-- 2008 December 8
--
-- The author disclaims copyright to this source code.  In place of
-- a legal notice, here is a blessing:
--
--    May you do good and not evil.
--    May you find forgiveness for yourself and forgive others.
--    May you share freely, never taking more than you give.
--
-------------------------------------------------------------------------
-- This file implements regression tests for sql library.
--
-- This file is a verification that the bugs identified in ticket
-- #3527 have been fixed.
--
-- $Id: tkt3527.test,v 1.1 2008/12/08 13:42:36 drh Exp $
-- ["set","testdir",[["file","dirname",["argv0"]]]]
-- ["source",[["testdir"],"\/tester.tcl"]]


-- MUST_WORK_TEST
test:do_test(
    "tkt3527-1.1",
    function()
        return test:execsql [[
            CREATE TABLE Element (
             Code INTEGER PRIMARY KEY,
             Name VARCHAR(60)
            );

            CREATE TABLE ElemOr (
             CodeOr INTEGER NOT NULL,
             Code INTEGER NOT NULL,
             PRIMARY KEY(CodeOr,Code)
            );

            CREATE TABLE ElemAnd (
             CodeAnd INTEGER,
             Code INTEGER,
             Attr1 TEXT,
             Attr2 TEXT,
             Attr3 TEXT,
             PRIMARY KEY(CodeAnd,Code)
            );

            INSERT INTO Element VALUES(1,'Elem1');
            INSERT INTO Element VALUES(2,'Elem2');
            INSERT INTO Element VALUES(3,'Elem3');
            INSERT INTO Element VALUES(4,'Elem4');
            INSERT INTO Element VALUES(5,'Elem5');
            INSERT INTO ElemOr Values(3,4);
            INSERT INTO ElemOr Values(3,5);
            INSERT INTO ElemAnd VALUES(1,3,'a','b','c');
            INSERT INTO ElemAnd VALUES(1,2,'x','y','z');

            CREATE VIEW ElemView1 AS
            SELECT
              CAST(Element.Code AS VARCHAR(50)) AS ElemId,
             Element.Code AS ElemCode,
             Element.Name AS ElemName,
             ElemAnd.Code AS InnerCode,
             ElemAnd.Attr1 AS Attr1,
             ElemAnd.Attr2 AS Attr2,
             ElemAnd.Attr3 AS Attr3,
             0 AS Level,
             0 AS IsOrElem
            FROM Element JOIN ElemAnd ON ElemAnd.CodeAnd=Element.Code
            WHERE ElemAnd.CodeAnd NOT IN (SELECT CodeOr FROM ElemOr)
            UNION ALL
            SELECT
              CAST(ElemOr.CodeOr AS VARCHAR(50)) AS ElemId,
              Element.Code AS ElemCode,
              Element.Name AS ElemName,
              ElemOr.Code AS InnerCode,
              NULL AS Attr1,
              NULL AS Attr2,
              NULL AS Attr3,
              0 AS Level,
              1 AS IsOrElem
            FROM ElemOr JOIN Element ON Element.Code=ElemOr.CodeOr
            ORDER BY ElemId, InnerCode;

            CREATE VIEW ElemView2 AS
            SELECT
              ElemId,
              ElemCode,
              ElemName,
              InnerCode,
              Attr1,
              Attr2,
              Attr3,
              Level,
              IsOrElem
            FROM ElemView1
            UNION ALL
            SELECT
              Element.ElemId || '.' || InnerElem.ElemId AS ElemId,
              InnerElem.ElemCode,
              InnerElem.ElemName,
              InnerElem.InnerCode,
              InnerElem.Attr1,
              InnerElem.Attr2,
              InnerElem.Attr3,
              InnerElem.Level+1,
              InnerElem.IsOrElem
            FROM ElemView1 AS Element
            JOIN ElemView1 AS InnerElem
                 ON Element.Level=0 AND Element.InnerCode=InnerElem.ElemCode
            ORDER BY ElemId, InnerCode;

            SELECT * FROM ElemView1;
        ]]
    end, {
        -- <tkt3527-1.1>
        "1",1,"Elem1",2,"x","y","z",0,0,"1",1,"Elem1",3,"a","b","c",0,0,"3",3,"Elem3",4,"","","",0,1,"3",3,"Elem3",5,"","","",0,1
        -- </tkt3527-1.1>
    })

test:do_test(
    "tkt3527-1.2",
    function()
        return test:execsql [[
            SELECT * FROM ElemView2;
        ]]
    end, {
        -- <tkt3527-1.2>
        "1",1,"Elem1",2,"x","y","z",0,0,"1",1,"Elem1",3,"a","b","c",0,0,"1.3",3,"Elem3",4,"","","",1,1,"1.3",3,"Elem3",5,"","","",1,1,"3",3,"Elem3",4,"","","",0,1,"3",3,"Elem3",5,"","","",0,1
        -- </tkt3527-1.2>
    })

test:finish_test()

