WordPress international tags tests

gistfile1.php

<?php

class Tests_Term_Intl extends WP_UnitTestCase {

	function test_one_char_terms() {
		$post = array(
			'post_content' => 'test',
			'post_status'  => 'publish',
			'post_title'   => 'test',
			'post_type'    => 'post',
			'tags_input'   => 'å,ä,ö',
		);

		$post_id = wp_insert_post( $post );

		$term_names = wp_get_post_terms( $post_id, 'post_tag', array( 'fields' => 'names' ) );

		$this->assertContains( 'å', $term_names );
		$this->assertContains( 'ä', $term_names );
		$this->assertContains( 'ö', $term_names );
	}

	function test_terms_with_non_intl_counterparts() {

		$post = array(
			'post_content' => 'test',
			'post_status'  => 'publish',
			'post_title'   => 'test',
			'post_type'    => 'post',
			'tags_input'   => 'for,för,får,far',
		);

		$post_id = wp_insert_post( $post );

		$term_names = wp_get_post_terms( $post_id, 'post_tag', array( 'fields' => 'names' ) );

		$this->assertContains( 'for', $term_names );
		$this->assertContains( 'för', $term_names );
		$this->assertContains( 'får', $term_names );
		$this->assertContains( 'far', $term_names );
	}
}