ORMRowTest.php

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<?php

abstract class ORMRowTest extends \MediaWikiTestCase {

        protected abstract function getRowClass();

        protected abstract function getTableInstance();

        public abstract function constructorTestProvider();

        protected function verifyFields( IORMRow $row, array $data ) {
                foreach ( array_keys( $data ) as $fieldName ) {
                        $this->assertEquals( $data[$fieldName], $row->getField( $fieldName ) );
                }
        }

        protected function getRowInstance( array $data, $loadDefaults ) {
                $class = $this->getRowClass();
                return new $class( $this->getTableInstance(), $data, $loadDefaults );
        }

        protected function getMockValues() {
                return array(
                        'id' => 1,
                        'str' => 'foobar4645645',
                        'int' => 42,
                        'float' => 4.2,
                        'bool' => true,
                        'array' => array( 42, 'foobar' ),
                        'blob' => new stdClass()
                );
        }

        protected function getMockFields() {
                $mockValues = $this->getMockValues();
                $mockFields = array();

                foreach ( $this->getTableInstance()->getFields() as $name => $type ) {
                        if ( $name !== 'id' ) {
                                $mockFields[$name] = $mockValues[$type];
                        }
                }

                return $mockFields;
        }

        public function instanceProvider() {
                $instances = array();

                foreach ( $this->constructorTestProvider() as $arguments ) {
                        $instances[] = array( call_user_func_array( array( $this, 'getRowInstance' ), $arguments ) );
                }

                return $instances;
        }

        public function testConstructor( array $data, $loadDefaults ) {
                $this->verifyFields( $this->getRowInstance( $data, $loadDefaults ), $data );
        }

        public function testSave( array $data, $loadDefaults ) {
                $item = $this->getRowInstance( $data, $loadDefaults );

                $this->assertTrue( $item->save() );

                $this->assertTrue( $item->hasIdField() );
                $this->assertTrue( is_integer( $item->getId() ) );

                $id = $item->getId();

                $this->assertTrue( $item->save() );

                $this->assertEquals( $id, $item->getId() );

                $this->verifyFields( $item, $data );
        }

        public function testRemove( array $data, $loadDefaults ) {
                $item = $this->getRowInstance( $data, $loadDefaults );

                $this->assertTrue( $item->remove() );

                $this->assertFalse( $item->hasIdField() );

                $this->assertTrue( $item->save() );

                $this->verifyFields( $item, $data );

                $this->assertTrue( $item->remove() );

                $this->assertFalse( $item->hasIdField() );

                $this->verifyFields( $item, $data );
        }

        public function testSetField( IORMRow $item ) {
                foreach ( $this->getMockFields() as $name => $value ) {
                        $item->setField( $name, $value );
                        $this->assertEquals( $value, $item->getField( $name ) );
                }
        }

        protected function assertFieldValues( array $expected, IORMRow $item ) {
                foreach ( $expected as $name => $type ) {
                        if ( $name !== 'id' ) {
                                $this->assertEquals( $expected[$name], $item->getField( $name ) );
                        }
                }
        }

        public function testSetFields( IORMRow $item ) {
                $originalValues = $item->getFields();

                $item->setFields( array(), false );

                foreach ( $item->getTable()->getFields() as $name => $type ) {
                        $originalHas = array_key_exists( $name, $originalValues );
                        $newHas = $item->hasField( $name );

                        $this->assertEquals( $originalHas, $newHas );

                        if ( $originalHas && $newHas ) {
                                $this->assertEquals( $originalValues[$name], $item->getField( $name ) );
                        }
                }

                $mockFields = $this->getMockFields();

                $item->setFields( $mockFields, false );

                $this->assertFieldValues( $originalValues, $item );

                $item->setFields( $mockFields, true );

                $this->assertFieldValues( $mockFields, $item );
        }

        // TODO: test all of the methods!

}