<?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'
		));
	}
}