diff --git a/tests/phpunit/tests/functions/getStatusHeaderDesc.php b/tests/phpunit/tests/functions/getStatusHeaderDesc.php
index 1bcc6b4864669..54db712d79b07 100644
--- a/tests/phpunit/tests/functions/getStatusHeaderDesc.php
+++ b/tests/phpunit/tests/functions/getStatusHeaderDesc.php
@@ -41,4 +41,19 @@ public function data_get_status_header_desc() {
 			array( 'random', '' ),
 		);
 	}
+
+	/**
+	 * @ticket 35426
+	 */
+	public function test_http_response_code_constants() {
+		global $wp_header_to_desc;
+
+		$ref       = new ReflectionClass( 'WP_Http' );
+		$constants = $ref->getConstants();
+
+		// This primes the `$wp_header_to_desc` global:
+		get_status_header_desc( 200 );
+
+		$this->assertSame( array_keys( $wp_header_to_desc ), array_values( $constants ) );
+	}
 }
diff --git a/tests/phpunit/tests/http/http.php b/tests/phpunit/tests/http/http.php
index 651064dc5674c..caba0c2e8db73 100644
--- a/tests/phpunit/tests/http/http.php
+++ b/tests/phpunit/tests/http/http.php
@@ -277,23 +277,6 @@ public function data_wp_parse_url_with_component() {
 		);
 	}
 
-	/**
-	 * @ticket 35426
-	 *
-	 * @covers ::get_status_header_desc
-	 */
-	public function test_http_response_code_constants() {
-		global $wp_header_to_desc;
-
-		$ref       = new ReflectionClass( 'WP_Http' );
-		$constants = $ref->getConstants();
-
-		// This primes the `$wp_header_to_desc` global:
-		get_status_header_desc( 200 );
-
-		$this->assertSame( array_keys( $wp_header_to_desc ), array_values( $constants ) );
-	}
-
 	/**
 	 * @ticket 37768
 	 *