WP_Site_Health::get_test_sql_server

	 *
	 * @return array The test results.
	 */
	public function get_test_php_sessions() {
		$result = array(
			'label'       => __( 'No PHP sessions detected' ),
			'status'      => 'good',
			'badge'       => array(
				'label' => __( 'Performance' ),
				'color' => 'blue',
			),
			'description' => sprintf(
				'<p>%s</p>',
				sprintf(
					/* translators: 1: session_start(), 2: session_write_close() */
					__( 'PHP sessions created by a %1$s function call may interfere with REST API and loopback requests. An active session should be closed by %2$s before making any HTTP requests.' ),
					'<code>session_start()</code>',
					'<code>session_write_close()</code>'
				)
			),
			'test'        => 'php_sessions',
		);

		if ( function_exists( 'session_status' ) && PHP_SESSION_ACTIVE === session_status() ) {
			$result['status'] = 'critical';

			$result['label'] = __( 'An active PHP session was detected' );

			$result['description'] = sprintf(
				'<p>%s</p>',
				sprintf(
					/* translators: 1: session_start(), 2: session_write_close() */
					__( 'A PHP session was created by a %1$s function call. This interferes with REST API and loopback requests. The session should be closed by %2$s before making any HTTP requests.' ),
					'<code>session_start()</code>',
					'<code>session_write_close()</code>'
				)
			);
		}

		return $result;
	}

	/**
	 * Test if the SQL server is up to date.
	 *
	 * @since 5.2.0
	 *
	 * @return array The test results.
	 */
	public function get_test_sql_server() {
		if ( ! $this->mysql_server_version ) {
			$this->prepare_sql_data();
		}

		$result = array(
			'label'       => __( 'SQL server is up to date' ),
			'status'      => 'good',
			'badge'       => array(
				'label' => __( 'Performance' ),
				'color' => 'blue',
			),
			'description' => sprintf(
				'<p>%s</p>',
				__( 'The SQL server is a required piece of software for the database WordPress uses to store all your site&#8217;s content and settings.' )
			),
			'actions'     => sprintf(
				'<p><a href="%s" target="_blank" rel="noopener noreferrer">%s <span class="screen-reader-text">%s</span><span aria-hidden="true" class="dashicons dashicons-external"></span></a></p>',
				/* translators: Localized version of WordPress requirements if one exists. */
				esc_url( __( 'https://wordpress.org/about/requirements/' ) ),
				__( 'Learn more about what WordPress requires to run.' ),
				/* translators: Accessibility text. */
				__( '(opens in a new tab)' )
			),
			'test'        => 'sql_server',
		);

		$db_dropin = file_exists( WP_CONTENT_DIR . '/db.php' );

		if ( ! $this->mysql_rec_version_check ) {
			$result['status'] = 'recommended';