wordpress-develop/tests/phpunit/tests/user/countUserPosts.php

<?php

/**
 * @group user
 * @group post
 */
class Tests_User_CountUserPosts extends WP_UnitTestCase {
	public static $user_id;
	public static $post_ids = array();

	public static function wpSetUpBeforeClass( WP_UnitTest_Factory $factory ) {
		self::$user_id = $factory->user->create(
			array(
				'role'       => 'author',
				'user_login' => 'count_user_posts_user',
				'user_email' => 'count_user_posts_user@example.com',
			)
		);

		self::$post_ids = $factory->post->create_many(
			4,
			array(
				'post_author' => self::$user_id,
				'post_type'   => 'post',
			)
		);
		self::$post_ids = array_merge(
			self::$post_ids,
			$factory->post->create_many(
				3,
				array(
					'post_author' => self::$user_id,
					'post_type'   => 'wptests_pt',
				)
			)
		);
		self::$post_ids = array_merge(
			self::$post_ids,
			$factory->post->create_many(
				2,
				array(
					'post_author' => 12345,
					'post_type'   => 'wptests_pt',
				)
			)
		);

		self::$post_ids[] = $factory->post->create(
			array(
				'post_author' => 12345,
				'post_type'   => 'wptests_pt',
			)
		);
	}

	public function setUp() {
		parent::setUp();
		register_post_type( 'wptests_pt' );
	}

	public function test_count_user_posts_post_type_should_default_to_post() {
		$this->assertEquals( 4, count_user_posts( self::$user_id ) );
	}

	/**
	 * @ticket 21364
	 */
	public function test_count_user_posts_post_type_post() {
		$this->assertEquals( 4, count_user_posts( self::$user_id, 'post' ) );
	}

	/**
	 * @ticket 21364
	 */
	public function test_count_user_posts_post_type_cpt() {
		$this->assertEquals( 3, count_user_posts( self::$user_id, 'wptests_pt' ) );
	}

	/**
	 * @ticket 32243
	 */
	public function test_count_user_posts_with_multiple_post_types() {
		$this->assertEquals( 7, count_user_posts( self::$user_id, array( 'wptests_pt', 'post' ) ) );
	}

	/**
	 * @ticket 32243
	 */
	public function test_count_user_posts_should_ignore_non_existent_post_types() {
		$this->assertEquals( 4, count_user_posts( self::$user_id, array( 'foo', 'post' ) ) );
	}
}