<?php
/**
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 * @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
 * @version //autogentag//
 * @filesource
 * @package PersistentObject
 * @subpackage Tests
 */

require_once 'test_case.php';

/**
 * Tests the load facilities of ezcPersistentSession.
 *
 * @package PersistentObject
 * @subpackage Tests
 */
class ezcPersistentSessionLoadTest extends ezcPersistentSessionTest
{
    public static function suite()
    {
        return new PHPUnit_Framework_TestSuite( __CLASS__ );
    }

    // loadIfExists

    public function testLoadIfExistsValid()
    {
        $object = $this->session->loadIfExists( 'PersistentTestObject', 1 );
        $this->assertEquals( 'PersistentTestObject', get_class( $object ) );
    }

    public function testLoadIfExistsInvalid()
    {
        $object = $this->session->loadIfExists( 'NoSuchClass', 1 );
        $this->assertEquals( null, $object );
    }

    public function testLoadIfExistsNoSuchObject()
    {
        $object = $this->session->loadIfExists( 'PersistentTestObject', 999 );
        $this->assertEquals( null, $object );
    }

    // load

    public function testLoadValid()
    {
        $object = $this->session->load( 'PersistentTestObject', "1" );
        $this->assertEquals( 'PersistentTestObject', get_class( $object ) );
    }

    public function testLoadInvalid()
    {
        try
        {
            $object = $this->session->load( 'NoSuchClass', 1 );
            $this->fail( "load() called with invalid class. Did not get an exception" );
        }
        catch ( ezcPersistentDefinitionNotFoundException $e ) {}
    }

    public function testLoadNoSuchObject()
    {
        try
        {
            $object = $this->session->load( 'PersistentTestObject', 999 );
            $this->fail( "load() called with invalid object id. Did not get an exception" );
        }
        catch ( ezcPersistentObjectNotFoundException $e )
        {
            $this->assertEquals(
                "A query failed internally in Persistent Object: No object of class 'PersistentTestObject' with id '999'.",
                $e->getMessage()
            );
            return;
        }
    }

    public function testConversionOnLoad()
    {
        $q = $this->session->createFindQuery( 'PersistentTestObjectConverter' );
        $q->where(
            $q->expr->eq( 
                $this->session->database->quoteIdentifier( 'type_varchar' ),
                $q->bindValue( 'Germany' )
            )
        );
        $arr = $this->session->find( $q, 'PersistentTestObjectConverter' );

        $this->assertEquals(
            1,
            count( $arr )
        );
        $this->assertNotNull(
            $arr[4]
        );

        $this->assertInstanceOf(
            'DateTime',
            $arr[4]->integer
        );

        $this->assertEquals(
            '82443000',
            $arr[4]->integer->format( 'U' )
        );
    }

    public function testConversionNullOnLoad()
    {
        $q = $this->session->database->createInsertQuery();
        $q->insertInto( $this->session->database->quoteIdentifier( 'PO_test' ) );
        $q->set( $this->session->database->quoteIdentifier( 'type_varchar' ), $q->bindValue( 'foo' ) );
        $q->set( $this->session->database->quoteIdentifier( 'type_integer' ), $q->bindValue( 23 ) );
        // null!
        // $q->set( $this->session->database->quoteIdentifier( 'type_decimal' ), $q->bindValue( 42.23 ) );
        $q->set( $this->session->database->quoteIdentifier( 'type_text' ), $q->bindValue( 'foo bar' ) );

        $stmt = $q->prepare();
        $stmt->execute();

        $q = $this->session->createFindQuery( 'PersistentTestObjectConverter' );
        $q->where(
            $q->expr->eq( 
                $this->session->database->quoteIdentifier( 'type_varchar' ),
                $q->bindValue( 'foo' )
            )
        );
        $arr = $this->session->find( $q, 'PersistentTestObjectConverter' );

        $this->assertEquals(
            1,
            count( $arr )
        );

        $obj = current( $arr );

        $this->assertEquals( 42.23, $obj->decimal );
    }

    // loadIntoObject
    
    public function testLoadIntoObjectValid()
    {
        $object = new PersistentTestObject();
        $object->varchar = 'Finland';
        $object->integer = 42;
        $object->decimal = 1.42;
        $object->text = "Finland has Nokia!";
        $this->session->save( $object );
        $this->assertEquals( 5, $object->id );

        $object2 = new PersistentTestObject();
        $this->session->loadIntoObject( $object2, 5 );
        $this->assertEquals( 'Finland', $object2->varchar );
        $this->assertEquals( 42, (int)$object2->integer );
        $this->assertEquals( 1.42, (float)$object2->decimal );
        $this->assertEquals( 'Finland has Nokia!', $object2->text );
    }

    public function testLoadIntoObjectInvalid()
    {
        try
        {
            $object = $this->session->loadIntoObject( new Exception(), 1 );
            $this->fail( "loadIntoObject() called with invalid class. Did not get an exception" );
        }
        catch ( ezcPersistentDefinitionNotFoundException $e )
        {
            return;    
        }
    }

    public function testLoadIntoObjectNoSuchObject()
    {
        try
        {
            $object = $this->session->loadIntoObject( new PersistentTestObject(), 999 );
            $this->fail( "loadIntoObject() called with invalid class. Did not get an exception" );
        }
        catch ( ezcPersistentQueryException $e )
        {
            $this->assertEquals(
                "A query failed internally in Persistent Object: No object of class 'PersistentTestObject' with id '999'.",
                $e->getMessage()
            );
        }
    }

    // refresh

    public function testRefreshValid()
    {
        $object = new PersistentTestObject();
        $object->varchar = 'Finland';
        $object->integer = 42;
        $object->decimal = 1.42;
        $object->text = "Finland has Nokia!";
        $this->session->save( $object );

        $object->integer = 101;
        $this->session->refresh( $object );
        $this->assertEquals( 42, (int)$object->integer );
    }

    public function testRefreshInvalid()
    {
        try
        {
            $this->session->refresh( new Exception() );
            $this->fail( "refresh of non-persistent object did not throw exception" );
        }
        catch ( ezcPersistentDefinitionNotFoundException $e ) {}
    }

    public function testRefreshNotPersistent()
    {
        try
        {
            $this->session->refresh( new PersistentTestObject() );
            $this->fail( "refresh of non-persistent object did not throw exception" );
        }
        catch ( ezcPersistentObjectNotPersistentException $e ) {}
    }


    // sub-select

    public function testSubSelectDifferentClass()
    {
        RelationTestPerson::setupTables( $this->session->database );
        RelationTestPerson::insertData( $this->session->database );

        $q = $this->session->createFindQuery( 'RelationTestPerson' );

        $subQ = $this->session->createSubQuery( $q, 'RelationTestBirthday' );
        $subQ->select( 'person' );

        $q->where(
            $q->expr->in( 'id', $subQ )
        );

        $stmt = $q->prepare();
        $this->assertTrue( $stmt->execute() );

        $this->assertEquals( 2, count( $stmt->fetchAll() ) );
        RelationTestPerson::cleanup( $this->session->database );
    }

    public function testSubSelectSameClass()
    {
        MultiRelationTestPerson::setupTables( $this->session->database );
        MultiRelationTestPerson::insertData( $this->session->database );

        $q = $this->session->createFindQuery( 'MultiRelationTestPerson' );

        $subQ = $this->session->createSubQuery( $q, 'MultiRelationTestPerson' );
        $subQ->select( 'mother' );

        $q->where(
            $q->expr->in( 'id', $subQ )
        );

        $stmt = $q->prepare();
        $this->assertTrue( $stmt->execute() );

        $this->assertEquals( 1, count( $stmt->fetchAll() ) );
        MultiRelationTestPerson::cleanup( $this->session->database );
    }
}

?>