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--TEST--
Backed enums reject duplicate string values
--FILE--
<?php
enum Suit: string {
case Hearts = 'H';
case Diamonds = 'D';
case Clubs = 'C';
case Spades = 'H';
}
try {
var_dump(Suit::Hearts);
} catch (Error $e) {
echo $e->getMessage(), "\n";
}
try {
var_dump(Suit::Hearts);
} catch (Error $e) {
echo $e->getMessage(), "\n";
}
try {
var_dump(Suit::from(42));
} catch (Error $e) {
echo $e->getMessage(), "\n";
}
try {
var_dump(Suit::tryFrom('bar'));
} catch (Error $e) {
echo $e->getMessage(), "\n";
}
?>
--EXPECT--
Duplicate value in enum Suit for cases Hearts and Spades
Duplicate value in enum Suit for cases Hearts and Spades
Duplicate value in enum Suit for cases Hearts and Spades
Duplicate value in enum Suit for cases Hearts and Spades
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