<?php

/**
 * @package docsviewer
 * @subpackage tests
 */
class DocumentationHelperTests extends SapphireTest
{
    public function testCleanName()
    {
        $this->assertEquals("File path", DocumentationHelper::clean_page_name(
            '00_file-path.md'
        ));
    }

    public function testCleanUrl()
    {
        $this->assertEquals("some_path", DocumentationHelper::clean_page_url(
            'Some Path'
        ));

        $this->assertEquals("somefilepath", DocumentationHelper::clean_page_url(
            '00_SomeFilePath.md'
        ));
    }

    public function testTrimSortNumber()
    {
        $this->assertEquals('file', DocumentationHelper::trim_sort_number(
            '0_file'
        ));

        $this->assertEquals('2.1', DocumentationHelper::trim_sort_number(
            '2.1'
        ));

        $this->assertEquals('dev/tasks/2.1', DocumentationHelper::trim_sort_number(
            'dev/tasks/2.1'
        ));
    }

    public function testTrimExtension()
    {
        $this->assertEquals('file', DocumentationHelper::trim_extension_off(
            'file.md'
        ));

        $this->assertEquals('dev/path/file', DocumentationHelper::trim_extension_off(
            'dev/path/file.md'
        ));
    }

    public function testGetExtension()
    {
        $this->assertEquals('md', DocumentationHelper::get_extension(
            'file.md'
        ));

        $this->assertEquals('md', DocumentationHelper::get_extension(
            'dev/tasks/file.md'
        ));

        $this->assertEquals('txt', DocumentationHelper::get_extension(
            'dev/tasks/file.txt'
        ));

        $this->assertNull(DocumentationHelper::get_extension(
            'doc_test/2.3'
        ));

        $this->assertNull(DocumentationHelper::get_extension(
            'dev/docs/en/doc_test/2.3/subfolder'
        ));
    }
}