<?php

/**
 * @group l10n
 * @group i18n
 */
class Tests_L10n extends WP_UnitTestCase {

	/**
	 * Long Dummy Text.
	 *
	 * @since 5.0.0
	 *
	 * @var string $long_text
	 */
	private $long_text = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.';

	/**
	 * @ticket 35961
	 */
	function test_n_noop() {
		$text_domain   = 'text-domain';
		$nooped_plural = _n_noop( '%s post', '%s posts', $text_domain );

		$this->assertNotEmpty( $nooped_plural['domain'] );
		$this->assertEquals( '%s posts', translate_nooped_plural( $nooped_plural, 0, $text_domain ) );
		$this->assertEquals( '%s post', translate_nooped_plural( $nooped_plural, 1, $text_domain ) );
		$this->assertEquals( '%s posts', translate_nooped_plural( $nooped_plural, 2, $text_domain ) );
	}

	/**
	 * @ticket 35961
	 */
	function test_nx_noop() {
		$text_domain   = 'text-domain';
		$nooped_plural = _nx_noop( '%s post', '%s posts', 'my-context', $text_domain );

		$this->assertNotEmpty( $nooped_plural['domain'] );
		$this->assertNotEmpty( $nooped_plural['context'] );
		$this->assertEquals( '%s posts', translate_nooped_plural( $nooped_plural, 0, $text_domain ) );
		$this->assertEquals( '%s post', translate_nooped_plural( $nooped_plural, 1, $text_domain ) );
		$this->assertEquals( '%s posts', translate_nooped_plural( $nooped_plural, 2, $text_domain ) );
	}

	/**
	 * @ticket 35073
	 */
	function test_before_last_bar() {
		$this->assertEquals( 'no-bar-at-all', before_last_bar( 'no-bar-at-all' ) );
		$this->assertEquals( 'before-last-bar', before_last_bar( 'before-last-bar|after-bar' ) );
		$this->assertEquals( 'first-before-bar|second-before-bar', before_last_bar( 'first-before-bar|second-before-bar|after-last-bar' ) );
	}

	/**
	 * @ticket 35950
	 */
	function test_get_available_languages() {
		$array = get_available_languages();
		$this->assertInternalType( 'array', $array );

		$array = get_available_languages( '.' );
		$this->assertEmpty( $array );

		$array = get_available_languages( DIR_TESTDATA . '/languages/' );
		$this->assertEquals( array( 'de_DE', 'en_GB', 'es_ES', 'ja_JP' ), $array );
	}

	/**
	 * @ticket 35284
	 */
	function test_wp_get_installed_translations_for_core() {
		$installed_translations = wp_get_installed_translations( 'core' );
		$this->assertInternalType( 'array', $installed_translations );
		$textdomains_expected = array( 'admin', 'admin-network', 'continents-cities', 'default' );
		$this->assertEqualSets( $textdomains_expected, array_keys( $installed_translations ) );

		$this->assertNotEmpty( $installed_translations['default']['en_GB'] );
		$data_en_gb = $installed_translations['default']['en_GB'];
		$this->assertEquals( '2016-10-26 00:01+0200', $data_en_gb['PO-Revision-Date'] );
		$this->assertEquals( 'Development (4.4.x)', $data_en_gb['Project-Id-Version'] );
		$this->assertEquals( 'Poedit 1.8.10', $data_en_gb['X-Generator'] );

		$this->assertNotEmpty( $installed_translations['admin']['es_ES'] );
		$data_es_es = $installed_translations['admin']['es_ES'];
		$this->assertEquals( '2016-10-25 18:29+0200', $data_es_es['PO-Revision-Date'] );
		$this->assertEquals( 'Administration', $data_es_es['Project-Id-Version'] );
		$this->assertEquals( 'Poedit 1.8.10', $data_es_es['X-Generator'] );
	}

	/**
	 * @ticket 35294
	 */
	function test_wp_dropdown_languages() {
		$args   = array(
			'id'           => 'foo',
			'name'         => 'bar',
			'languages'    => array( 'de_DE' ),
			'translations' => $this->wp_dropdown_languages_filter(),
			'selected'     => 'de_DE',
			'echo'         => false,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertContains( 'id="foo"', $actual );
		$this->assertContains( 'name="bar"', $actual );
		$this->assertContains( '<option value="" lang="en" data-installed="1">English (United States)</option>', $actual );
		$this->assertContains( '<option value="de_DE" lang="de" selected=\'selected\' data-installed="1">Deutsch</option>', $actual );
		$this->assertContains( '<option value="it_IT" lang="it">Italiano</option>', $actual );
		$this->assertContains( '<option value="ja_JP" lang="ja">日本語</option>', $actual );
	}

	/**
	 * @ticket 38632
	 */
	function test_wp_dropdown_languages_site_default() {
		$args   = array(
			'id'                       => 'foo',
			'name'                     => 'bar',
			'languages'                => array( 'de_DE' ),
			'translations'             => $this->wp_dropdown_languages_filter(),
			'selected'                 => 'de_DE',
			'echo'                     => false,
			'show_option_site_default' => true,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertContains( 'id="foo"', $actual );
		$this->assertContains( 'name="bar"', $actual );
		$this->assertContains( '<option value="site-default" data-installed="1">Site Default</option>', $actual );
		$this->assertContains( '<option value="" lang="en" data-installed="1">English (United States)</option>', $actual );
		$this->assertContains( '<option value="de_DE" lang="de" selected=\'selected\' data-installed="1">Deutsch</option>', $actual );
		$this->assertContains( '<option value="it_IT" lang="it">Italiano</option>', $actual );
		$this->assertContains( '<option value="ja_JP" lang="ja">日本語</option>', $actual );
	}

	/**
	 * @ticket 44494
	 */
	function test_wp_dropdown_languages_exclude_en_us() {
		$args   = array(
			'id'                => 'foo',
			'name'              => 'bar',
			'languages'         => array( 'de_DE' ),
			'translations'      => $this->wp_dropdown_languages_filter(),
			'selected'          => 'de_DE',
			'echo'              => false,
			'show_option_en_us' => false,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertNotContains( '<option value="" lang="en" data-installed="1">English (United States)</option>', $actual );
	}

	/**
	 * @ticket 38632
	 */
	function test_wp_dropdown_languages_en_US_selected() {
		$args   = array(
			'id'           => 'foo',
			'name'         => 'bar',
			'languages'    => array( 'de_DE' ),
			'translations' => $this->wp_dropdown_languages_filter(),
			'selected'     => 'en_US',
			'echo'         => false,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertContains( 'id="foo"', $actual );
		$this->assertContains( 'name="bar"', $actual );
		$this->assertContains( '<option value="" lang="en" data-installed="1" selected=\'selected\'>English (United States)</option>', $actual );
		$this->assertContains( '<option value="de_DE" lang="de" data-installed="1">Deutsch</option>', $actual );
		$this->assertContains( '<option value="it_IT" lang="it">Italiano</option>', $actual );
		$this->assertContains( '<option value="ja_JP" lang="ja">日本語</option>', $actual );
	}

	/**
	 * Add site default language to ja_JP in dropdown
	 */
	function test_wp_dropdown_languages_site_default_ja_JP() {
		$args   = array(
			'id'                       => 'foo',
			'name'                     => 'bar',
			'languages'                => array( 'ja_JP' ),
			'translations'             => $this->wp_dropdown_languages_filter(),
			'selected'                 => 'ja_JP',
			'echo'                     => false,
			'show_option_site_default' => true,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertContains( 'id="foo"', $actual );
		$this->assertContains( 'name="bar"', $actual );
		$this->assertContains( '<option value="site-default" data-installed="1">Site Default</option>', $actual );
		$this->assertContains( '<option value="" lang="en" data-installed="1">English (United States)</option>', $actual );
		$this->assertContains( '<option value="de_DE" lang="de">Deutsch</option>', $actual );
		$this->assertContains( '<option value="it_IT" lang="it">Italiano</option>', $actual );
		$this->assertContains( '<option value="ja_JP" lang="ja" selected=\'selected\' data-installed="1">日本語</option>', $actual );
	}

	/**
	 * Select dropdown language from de_DE to ja_JP
	 */
	function test_wp_dropdown_languages_ja_JP_selected() {
		$args   = array(
			'id'           => 'foo',
			'name'         => 'bar',
			'languages'    => array( 'de_DE' ),
			'translations' => $this->wp_dropdown_languages_filter(),
			'selected'     => 'ja_JP',
			'echo'         => false,
		);
		$actual = wp_dropdown_languages( $args );

		$this->assertContains( 'id="foo"', $actual );
		$this->assertContains( 'name="bar"', $actual );
		$this->assertContains( '<option value="" lang="en" data-installed="1">English (United States)</option>', $actual );
		$this->assertContains( '<option value="de_DE" lang="de" data-installed="1">Deutsch</option>', $actual );
		$this->assertContains( '<option value="it_IT" lang="it">Italiano</option>', $actual );
		$this->assertContains( '<option value="ja_JP" lang="ja" selected=\'selected\'>日本語</option>', $actual );
	}

	/**
	 * We don't want to call the API when testing.
	 *
	 * @return array
	 */
	function wp_dropdown_languages_filter() {
		return array(
			'de_DE' => array(
				'language'    => 'de_DE',
				'native_name' => 'Deutsch',
				'iso'         => array( 'de' ),
			),
			'it_IT' => array(
				'language'    => 'it_IT',
				'native_name' => 'Italiano',
				'iso'         => array( 'it', 'ita' ),
			),
			'ja_JP' => array(
				'language'    => 'ja_JP',
				'native_name' => '日本語',
				'iso'         => array( 'ja' ),
			),
		);
	}

	/**
	 * @ticket 35284
	 */
	function test_wp_get_pomo_file_data() {
		$file  = DIR_TESTDATA . '/pomo/empty.po';
		$array = wp_get_pomo_file_data( $file );
		$this->assertArrayHasKey( 'POT-Creation-Date', $array );
		$this->assertArrayHasKey( 'PO-Revision-Date', $array );
		$this->assertArrayHasKey( 'Project-Id-Version', $array );
		$this->assertArrayHasKey( 'X-Generator', $array );

		$file  = DIR_TESTDATA . '/pomo/mo.pot';
		$array = wp_get_pomo_file_data( $file );
		$this->assertNotEmpty( $array['POT-Creation-Date'] );
		$this->assertNotEmpty( $array['PO-Revision-Date'] );
		$this->assertNotEmpty( $array['Project-Id-Version'] );
		$this->assertArrayHasKey( 'X-Generator', $array );

		$file  = DIR_TESTDATA . '/languages/es_ES.po';
		$array = wp_get_pomo_file_data( $file );
		$this->assertArrayHasKey( 'POT-Creation-Date', $array );
		$this->assertNotEmpty( $array['PO-Revision-Date'] );
		$this->assertNotEmpty( $array['Project-Id-Version'] );
		$this->assertNotEmpty( $array['X-Generator'] );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_excerpt_should_be_counted_by_words() {
		global $post;

		switch_to_locale( 'en_US' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
		);

		$post = $this->factory()->post->create_and_get( $args );
		setup_postdata( $post );

		$expect = "<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat [&hellip;]</p>\n";
		the_excerpt();

		restore_previous_locale();

		$this->expectOutputString( $expect );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_excerpt_should_be_counted_by_chars() {
		global $post;

		switch_to_locale( 'ja_JP' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
		);

		$post = $this->factory()->post->create_and_get( $args );
		setup_postdata( $post );

		$expect = "<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore  [&hellip;]</p>\n";
		the_excerpt();

		restore_previous_locale();

		$this->expectOutputString( $expect );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_excerpt_should_be_counted_by_chars_in_japanese() {
		global $post;

		switch_to_locale( 'ja_JP' );

		$args = array(
			'post_content' => str_repeat( 'あ', 200 ),
			'post_excerpt' => '',
		);

		$post = $this->factory()->post->create_and_get( $args );
		setup_postdata( $post );

		$expect = '<p>' . str_repeat( 'あ', 110 ) . " [&hellip;]</p>\n";
		the_excerpt();

		restore_previous_locale();

		$this->expectOutputString( $expect );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_excerpt_rss_should_be_counted_by_words() {
		global $post;

		switch_to_locale( 'en_US' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
		);

		$post = $this->factory()->post->create_and_get( $args );
		setup_postdata( $post );

		$expect = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat [&#8230;]';
		the_excerpt_rss();

		restore_previous_locale();

		$this->expectOutputString( $expect );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_excerpt_rss_should_be_counted_by_chars() {
		global $post;

		switch_to_locale( 'ja_JP' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
		);

		$post = $this->factory()->post->create_and_get( $args );
		setup_postdata( $post );

		$expect = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore  [&#8230;]';

		the_excerpt_rss();

		restore_previous_locale();

		$this->expectOutputString( $expect );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_draft_should_be_counted_by_words() {
		require_once ABSPATH . 'wp-admin/includes/dashboard.php';

		switch_to_locale( 'en_US' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
			'post_status'  => 'draft',
		);

		$this->factory()->post->create( $args );

		$expect = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do&hellip;';
		wp_dashboard_recent_drafts();

		restore_previous_locale();

		$this->expectOutputRegex( '/' . $expect . '/' );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_draft_should_be_counted_by_chars() {
		require_once ABSPATH . 'wp-admin/includes/dashboard.php';

		switch_to_locale( 'ja_JP' );

		$args = array(
			'post_content' => $this->long_text,
			'post_excerpt' => '',
			'post_status'  => 'draft',
		);

		$post = $this->factory()->post->create( $args );

		$expect = 'Lorem ipsum dolor sit amet, consectetur &hellip;';
		wp_dashboard_recent_drafts();

		restore_previous_locale();

		$this->expectOutputRegex( '/' . $expect . '/' );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_draft_should_be_counted_by_chars_in_japanese() {
		require_once ABSPATH . 'wp-admin/includes/dashboard.php';

		switch_to_locale( 'ja_JP' );

		$args = array(
			'post_content' => str_repeat( 'あ', 200 ),
			'post_excerpt' => '',
			'post_status'  => 'draft',
		);

		$this->factory()->post->create( $args );

		$expect = str_repeat( 'あ', 40 ) . '&hellip;';
		wp_dashboard_recent_drafts();

		restore_previous_locale();

		$this->expectOutputRegex( '/' . $expect . '/' );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_comment_excerpt_should_be_counted_by_words() {
		switch_to_locale( 'en_US' );

		$args            = array(
			'comment_content' => $this->long_text,
		);
		$comment_id      = $this->factory()->comment->create( $args );
		$expect          = 'Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut&hellip;';
		$comment_excerpt = get_comment_excerpt( $comment_id );

		restore_previous_locale();

		$this->assertSame( $expect, $comment_excerpt );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_comment_excerpt_should_be_counted_by_chars() {
		switch_to_locale( 'ja_JP' );

		$args            = array(
			'comment_content' => $this->long_text,
		);
		$comment_id      = $this->factory()->comment->create( $args );
		$expect          = 'Lorem ipsum dolor sit amet, consectetur &hellip;';
		$comment_excerpt = get_comment_excerpt( $comment_id );

		restore_previous_locale();

		$this->assertSame( $expect, $comment_excerpt );
	}

	/**
	 * @ticket 44541
	 */
	function test_length_of_comment_excerpt_should_be_counted_by_chars_in_Japanese() {
		switch_to_locale( 'ja_JP' );

		$args            = array(
			'comment_content' => str_repeat( 'あ', 200 ),
		);
		$comment_id      = $this->factory()->comment->create( $args );
		$expect          = str_repeat( 'あ', 40 ) . '&hellip;';
		$comment_excerpt = get_comment_excerpt( $comment_id );

		restore_previous_locale();

		$this->assertSame( $expect, $comment_excerpt );
	}
}
