diff --git a/tests/phpunit/tests/url.php b/tests/phpunit/tests/url.php
index ff360fdea4..a5871ecdc7 100644
--- a/tests/phpunit/tests/url.php
+++ b/tests/phpunit/tests/url.php
@@ -14,6 +14,8 @@ class Tests_URL extends WP_UnitTestCase {
 
 	/**
 	 * @dataProvider data_is_ssl
+	 *
+	 * @covers ::is_ssl
 	 */
 	public function test_is_ssl( $value, $expected ) {
 		$_SERVER['HTTPS'] = $value;
@@ -47,6 +49,9 @@ class Tests_URL extends WP_UnitTestCase {
 		);
 	}
 
+	/**
+	 * @covers ::is_ssl
+	 */
 	public function test_is_ssl_by_port() {
 		unset( $_SERVER['HTTPS'] );
 		$_SERVER['SERVER_PORT'] = '443';
@@ -55,6 +60,9 @@ class Tests_URL extends WP_UnitTestCase {
 		$this->assertTrue( $is_ssl );
 	}
 
+	/**
+	 * @covers ::is_ssl
+	 */
 	public function test_is_ssl_with_no_value() {
 		unset( $_SERVER['HTTPS'] );
 
@@ -67,6 +75,8 @@ class Tests_URL extends WP_UnitTestCase {
 	 *
 	 * @param string $url      Test URL.
 	 * @param string $expected Expected result.
+	 *
+	 * @covers ::admin_url
 	 */
 	public function test_admin_url( $url, $expected ) {
 		$siteurl_http   = get_option( 'siteurl' );
@@ -135,6 +145,8 @@ class Tests_URL extends WP_UnitTestCase {
 	 *
 	 * @param string $url      Test URL.
 	 * @param string $expected Expected result.
+	 *
+	 * @covers ::home_url
 	 */
 	public function test_home_url( $url, $expected ) {
 		$homeurl_http  = get_option( 'home' );
@@ -198,6 +210,11 @@ class Tests_URL extends WP_UnitTestCase {
 		);
 	}
 
+	/**
+	 * @covers ::home_url
+	 *
+	 * @uses ::get_option
+	 */
 	public function test_home_url_from_admin() {
 		// Pretend to be in the site admin.
 		set_current_screen( 'dashboard' );
@@ -243,6 +260,9 @@ class Tests_URL extends WP_UnitTestCase {
 		update_option( 'home', set_url_scheme( $home, 'http' ) );
 	}
 
+	/**
+	 * @covers ::network_home_url
+	 */
 	public function test_network_home_url_from_admin() {
 		// Pretend to be in the site admin.
 		set_current_screen( 'dashboard' );
@@ -264,6 +284,9 @@ class Tests_URL extends WP_UnitTestCase {
 		$this->assertSame( $home_https, network_home_url() );
 	}
 
+	/**
+	 * @covers ::set_url_scheme
+	 */
 	public function test_set_url_scheme() {
 		$links = array(
 			'http://wordpress.org/',
@@ -324,6 +347,9 @@ class Tests_URL extends WP_UnitTestCase {
 		force_ssl_admin( $forced_admin );
 	}
 
+	/**
+	 * @covers ::get_adjacent_post
+	 */
 	public function test_get_adjacent_post() {
 		$now      = time();
 		$post_id  = self::factory()->post->create( array( 'post_date' => gmdate( 'Y-m-d H:i:s', $now - 1 ) ) );
@@ -358,6 +384,8 @@ class Tests_URL extends WP_UnitTestCase {
 	 * Test get_adjacent_post returns the next private post when the author is the currently logged in user.
 	 *
 	 * @ticket 30287
+	 *
+	 * @covers ::get_adjacent_post
 	 */
 	public function test_get_adjacent_post_should_return_private_posts_belonging_to_the_current_user() {
 		$u       = self::factory()->user->create( array( 'role' => 'author' ) );
@@ -395,6 +423,8 @@ class Tests_URL extends WP_UnitTestCase {
 
 	/**
 	 * @ticket 30287
+	 *
+	 * @covers ::get_adjacent_post
 	 */
 	public function test_get_adjacent_post_should_return_private_posts_belonging_to_other_users_if_the_current_user_can_read_private_posts() {
 		$u1      = self::factory()->user->create( array( 'role' => 'author' ) );
@@ -433,6 +463,8 @@ class Tests_URL extends WP_UnitTestCase {
 
 	/**
 	 * @ticket 30287
+	 *
+	 * @covers ::get_adjacent_post
 	 */
 	public function test_get_adjacent_post_should_not_return_private_posts_belonging_to_other_users_if_the_current_user_cannot_read_private_posts() {
 		$u1      = self::factory()->user->create( array( 'role' => 'author' ) );
@@ -479,6 +511,17 @@ class Tests_URL extends WP_UnitTestCase {
 	 * Test that *_url functions handle paths with ".."
 	 *
 	 * @ticket 19032
+	 *
+	 * @covers ::site_url
+	 * @covers ::home_url
+	 * @covers ::admin_url
+	 * @covers ::network_admin_url
+	 * @covers ::user_admin_url
+	 * @covers ::includes_url
+	 * @covers ::network_site_url
+	 * @covers ::network_home_url
+	 * @covers ::content_url
+	 * @covers ::plugins_url
 	 */
 	public function test_url_functions_for_dots_in_paths() {
 		$functions = array(
diff --git a/tests/phpunit/tests/url/getPrivacyPolicyUrl.php b/tests/phpunit/tests/url/getPrivacyPolicyUrl.php
index 5c46b9bfe1..6518cd064f 100644
--- a/tests/phpunit/tests/url/getPrivacyPolicyUrl.php
+++ b/tests/phpunit/tests/url/getPrivacyPolicyUrl.php
@@ -12,9 +12,10 @@
  *
  * @group url
  * @group privacy
- * @covers ::get_privacy_policy_url
  *
  * @since 4.9.6
+ *
+ * @covers ::get_privacy_policy_url
  */
 class Tests_Url_GetPrivacyPolicyUrl extends WP_UnitTestCase {
 	/**
@@ -56,6 +57,8 @@ class Tests_Url_GetPrivacyPolicyUrl extends WP_UnitTestCase {
 
 	/**
 	 * The function should return the privacy policy URL when `wp_page_for_privacy_policy` is set.
+	 *
+	 * @uses ::get_permalink
 	 */
 	public function test_get_privacy_policy_url_should_return_valid_url_when_policy_page_set() {
 		$privacy_policy_url = get_permalink( self::$privacy_policy_page_id );