WordPress at a glance
function is not described

WP_Site_Health::perform_test() private WP 5.4.0

Run a Site Health test directly.

{} It's a method of the class: WP_Site_Health{}

Hooks from the method
Return

Mixed/null.

Usage

// private - for code of main (parent) class only
$result = $this->perform_test( $callback );
$callback(callable) (required)

Changelog

Since 5.4.0 Introduced.

Code of WP_Site_Health::perform_test() WP 5.5.2

<?php
private function perform_test( $callback ) {
	/**
	 * Filter the output of a finished Site Health test.
	 *
	 * @since 5.3.0
	 *
	 * @param array $test_result {
	 *     An associative array of test result data.
	 *
	 *     @type string $label       A label describing the test, and is used as a header in the output.
	 *     @type string $status      The status of the test, which can be a value of `good`, `recommended` or `critical`.
	 *     @type array  $badge {
	 *         Tests are put into categories which have an associated badge shown, these can be modified and assigned here.
	 *
	 *         @type string $label The test label, for example `Performance`.
	 *         @type string $color Default `blue`. A string representing a color to use for the label.
	 *     }
	 *     @type string $description A more descriptive explanation of what the test looks for, and why it is important for the end user.
	 *     @type string $actions     An action to direct the user to where they can resolve the issue, if one exists.
	 *     @type string $test        The name of the test being ran, used as a reference point.
	 * }
	 */
	return apply_filters( 'site_status_test_result', call_user_func( $callback ) );
}