<?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 Template
 * @subpackage Tests
 */

require_once "invariant_parse_cursor.php";

/**
 * @package Template
 * @subpackage Tests
 */
class ezcTemplateCursorTest extends ezcTestCase
{
    public static function suite()
    {
         return new PHPUnit_Framework_TestSuite( "ezcTemplateCursorTest" );
    }

    protected function setUp()
    {
        $this->defaultCursor = new Invariant_ezcTemplateCursor( "a simple line\nsecond line" );
        $this->cursor = new Invariant_ezcTemplateCursor( "a simple line\nsecond line", 18, 2, 4 );

    }

    protected function tearDown()
    {
        unset( $this->cursor );
    }

    /**
     * Test default constructor values
     */
    public function testDefault()
    {
        $receiver = $this->readAttribute( $this->defaultCursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 0, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );
    }

    /**
     * Test passing constructor values
     */
    public function testInit()
    {
        $this->cursor = new Invariant_ezcTemplateCursor( "a simple line\nsecond line", 18, 2, 4 );
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 18, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 4, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );
    }

    /**
     * Test hasCode() with code initialised
     */
    public function testGotoBeginning()
    {
        $this->cursor->gotoBeginning();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 0, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( true, $this->cursor->atBeginning(), "Function atBeginning() did not return true." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );
    }

    /**
     * Test hasCode() with code initialised
     */
    public function testGotoEnd()
    {
        $this->cursor->gotoEnd();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( true, $this->cursor->atEnd(), "Function atEnd() did not return true." );
    }

    /**
     * Test gotoLineBeginning()
     */
    public function testGotoLineBeginning()
    {
        $this->cursor->gotoLineBeginning();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 14, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );

        // Second time should not change values
        $this->cursor->gotoLineBeginning();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 14, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );
    }

    /**
     * Test gotoLineEnd()
     */
    public function testGotoLineEnd()
    {
        $this->cursor->gotoLineEnd();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( true, $this->cursor->atEnd(), "Function atEnd() did not return false." );

        // Second time should not change values
        $this->cursor->gotoLineEnd();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( true, $this->cursor->atEnd(), "Function atEnd() did not return false." );
    }

    /**
     * Test gotoLineBeginning() and gotoLineEnd()
     */
    public function testGotoLines()
    {
        $this->cursor->gotoLineBeginning();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 14, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );

        $this->cursor->gotoLineEnd();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( true, $this->cursor->atEnd(), "Function atEnd() did not return false." );

        $this->cursor->gotoLineBeginning();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 14, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( false, $this->cursor->atEnd(), "Function atEnd() did not return false." );

        $this->cursor->gotoLineEnd();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $this->cursor->atBeginning(), "Function atBeginning() did not return false." );
        self::assertSame( true, $this->cursor->atEnd(), "Function atEnd() did not return false." );
    }

    /**
     * Test hasCode() with code initialised
     */
/*    public function testGotoPosition()
    {
        $this->cursor->gotoPosition( 14 );
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 14, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        $this->cursor->gotoPosition( 4 );
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 4, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 4, 'column', $receiver );

        // test moving to the start
        $this->cursor->gotoPosition( 0 );
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 0, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        // same again
        $this->cursor->gotoPosition( 0 );
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 0, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );
    }*/

    /**
     * Test hasCode() with code initialised
     */
    public function testSubstring()
    {
        $subText = $this->cursor->substring();
        $current = $this->cursor->current();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 18, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 4, 'column', $receiver );

        self::assertSame( "nd line", $subText );
        self::assertSame( "n", $current );

        $this->cursor->gotoEnd();
        $subText = $this->cursor->substring();
        $current = $this->cursor->current();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 25, 'position', $receiver );
        self::assertAttributeSame( 2, 'line', $receiver );
        self::assertAttributeSame( 11, 'column', $receiver );

        self::assertSame( false, $subText );
        self::assertSame( false, $current );

        $this->cursor->gotoBeginning();
        $subText = $this->cursor->substring();
        $current = $this->cursor->current();
        $receiver = $this->readAttribute( $this->cursor, 'receiver' );

        self::assertAttributeSame( "a simple line\nsecond line", 'text', $receiver );
        self::assertAttributeSame( 0, 'position', $receiver );
        self::assertAttributeSame( 1, 'line', $receiver );
        self::assertAttributeSame( 0, 'column', $receiver );

        self::assertSame( "a simple line\nsecond line", $subText );
        self::assertSame( "a", $current );
    }
}
?>