1--TEST-- 2GH-15650: http_build_query() with enum 3--FILE-- 4<?php 5 6enum E1: string { 7 case C = 'hello world!'; 8} 9 10enum E2: int { 11 case C = 42; 12} 13 14enum E3 { 15 case C; 16} 17 18echo http_build_query(['e1' => E1::C, 'e2' => E2::C]), "\n"; 19 20try { 21 echo http_build_query(['e3' => E3::C]); 22} catch (Throwable $e) { 23 echo get_class($e), ': ', $e->getMessage(), "\n"; 24} 25 26try { 27 echo http_build_query(E1::C); 28} catch (Throwable $e) { 29 echo get_class($e), ': ', $e->getMessage(), "\n"; 30} 31 32?> 33--EXPECT-- 34e1=hello+world%21&e2=42 35ValueError: Unbacked enum E3 cannot be converted to a string 36TypeError: http_build_query(): Argument #1 ($data) must be of type array, E1 given 37