PaginationTest.php

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<?php
/* Copyright (c) 2017 Nils Haagen <nils.haagen@concepts-and-training.de> Extended GPL, see docs/LICENSE */

require_once("libs/composer/vendor/autoload.php");
require_once(__DIR__ . "/../../Base.php");

use \ILIAS\UI\Component as C;
use \ILIAS\UI\Implementation\Component as IC;
use ILIAS\UI\Implementation\Component\SignalGenerator;

class PaginationTest extends ILIAS_UI_TestBase
{
    public function getUIFactory()
    {
        $factory = new class extends NoUIFactory {
            public function symbol() : C\Symbol\Factory
            {
                return new IC\Symbol\Factory(
                    new IC\Symbol\Icon\Factory(),
                    new IC\Symbol\Glyph\Factory(),
                    new IC\Symbol\Avatar\Factory()
                );
            }
            public function button()
            {
                return new IC\Button\Factory(new SignalGenerator());
            }
            public function dropdown()
            {
                return new IC\Dropdown\Factory();
            }
        };
        return $factory;
    }

    private function getFactory()
    {
        $sg = new SignalGenerator();
        return new \ILIAS\UI\Implementation\Component\ViewControl\Factory($sg);
    }

    public function testConstruction()
    {
        $f = $this->getFactory();
        $pagination = $f->pagination();
        $this->assertInstanceOf(
            "ILIAS\\UI\\Component\\ViewControl\\Pagination",
            $pagination
        );
        $this->assertInstanceOf(
            "ILIAS\\UI\\Component\\Signal",
            $pagination->getInternalSignal()
        );
    }

    public function testAttributes()
    {
        $total_entries = 111;
        $page_size = 100;
        $current_page = 1;
        //$select_signal;
        $target_url = 'http://testurl';
        $parameter_name = "param_name";
        $max_page_options = 10;

        $f = $this->getFactory();
        $p = $f->pagination()
            ->withTargetURL($target_url, $parameter_name)
            ->withTotalEntries($total_entries)
            ->withPageSize($page_size)
            ->withCurrentPage($current_page)
            ->withMaxPaginationButtons($max_page_options)
            ;

        $this->assertEquals($target_url, $p->getTargetURL());
        $this->assertEquals($parameter_name, $p->getParameterName());
        $this->assertEquals($page_size, $p->getPageSize());
        $this->assertEquals($current_page, $p->getCurrentPage());
        $this->assertEquals($max_page_options, $p->getMaxPaginationButtons());
        $this->assertEquals(2, $p->getNumberOfPages());
        $this->assertEquals(11, $p->getPageLength());
    }

    public function testRenderUnlimited()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(2)
            ->withPageSize(1);

        //two entries, first one inactive
        //browse-left disabled
        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph disabled" aria-label="back" aria-disabled="true">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>

        <button class="btn btn-link" data-action="?pagination_offset=0" disabled="true">1</button>
        <button class="btn btn-link" data-action="?pagination_offset=1" id="id_1">2</button>

        <span class="browse next">
                <a class="glyph" href="?pagination_offset=1" aria-label="next">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;

        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }

    public function testRenderWithCurrentPage()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(2)
            ->withPageSize(1)
            ->withCurrentPage(1);

        //two entries, second one inactive
        //browse-right disabled
        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph" href="?pagination_offset=0" aria-label="back">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>

        <button class="btn btn-link" data-action="?pagination_offset=0" id="id_1">1</button>
        <button class="btn btn-link" data-action="?pagination_offset=1" disabled="true">2</button>

        <span class="browse next">
                <a class="glyph disabled" aria-label="next" aria-disabled="true">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;

        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }

    public function testRenderLimited()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(3)
            ->withPageSize(1)
            ->withMaxPaginationButtons(1);

        //one entry,
        //browse-left disabled
        //boundary-button right
        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph disabled" aria-label="back" aria-disabled="true">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>

        <button class="btn btn-link" data-action="?pagination_offset=0" disabled="true">1</button>

        <span class="last">
                <button class="btn btn-link" data-action="?pagination_offset=2" id="id_1">3</button>
        </span>

        <span class="browse next">
                <a class="glyph" href="?pagination_offset=1" aria-label="next">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;
        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }

    public function testRenderLimitedWithCurrentPage()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(3)
            ->withPageSize(1)
            ->withMaxPaginationButtons(1)
            ->withCurrentPage(1);

        //one entry,
        //both rockers enabled
        //both boundary-buttons
        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph" href="?pagination_offset=0" aria-label="back">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>

        <span class="first">
                <button class="btn btn-link" data-action="?pagination_offset=0" id="id_1">1</button>
        </span>

        <button class="btn btn-link" data-action="?pagination_offset=1" disabled="true">2</button>

        <span class="last">
                <button class="btn btn-link" data-action="?pagination_offset=2" id="id_2">3</button>
        </span>

        <span class="browse next">
                <a class="glyph" href="?pagination_offset=2" aria-label="next">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;
        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }

    public function testRenderLimitedWithCurrentPage2()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(3)
            ->withPageSize(1)
            ->withMaxPaginationButtons(1)
            ->withCurrentPage(2);

        //one entry,
        //browse-right disabled
        //boundary-button left only
        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph" href="?pagination_offset=1" aria-label="back">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>
        <span class="first">
                <button class="btn btn-link" data-action="?pagination_offset=0" id="id_1">1</button>
        </span>

        <button class="btn btn-link" data-action="?pagination_offset=2" disabled="disabled">3</button>

        <span class="browse next">
                <a class="glyph disabled" aria-label="next" aria-disabled="true">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;
        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }



    public function testRenderDropdown()
    {
        $p = $this->getFactory()->pagination()
            ->withTotalEntries(3)
            ->withPageSize(1)
            ->withDropdownAt(1);

        $expected_html = <<<EOT
<div class="il-viewcontrol-pagination">
        <span class="browse previous">
                <a class="glyph disabled" aria-label="back" aria-disabled="true">
                        <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
                </a>
        </span>

        <div class="dropdown">
                <button class="btn btn-default dropdown-toggle" type="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">pagination_label_x_of_y <span class="caret"></span></button>
                <ul class="dropdown-menu">
                        <li><button class="btn btn-link" data-action="?pagination_offset=0" disabled="disabled">1</button></li>
                        <li><button class="btn btn-link" data-action="?pagination_offset=1" id="id_1">2</button></li>
                        <li><button class="btn btn-link" data-action="?pagination_offset=2" id="id_2">3</button></li>
                </ul>
        </div>

        <span class="browse next">
                <a class="glyph" href="?pagination_offset=1" aria-label="next">
                        <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
                </a>
        </span>
</div>
EOT;
        $html = $this->getDefaultRenderer()->render($p);
        $this->assertHTMLEquals($expected_html, $html);
    }
}