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49 lines
957 B
49 lines
957 B
--TEST--
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Native class: cloning through a base pointer preserves the dynamic subclass
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--FILE--
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<?php
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#[Native]
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class NativePolymorphicCloneBase
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{
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public int $baseValue = 1;
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public function describe(): string
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{
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return 'base:' . $this->baseValue;
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}
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}
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#[Native]
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class NativePolymorphicCloneChild extends NativePolymorphicCloneBase
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{
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public int $childValue = 10;
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public function __clone(): void
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{
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$this->baseValue++;
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$this->childValue++;
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}
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public function describe(): string
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{
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return 'child:' . $this->baseValue . ':' . $this->childValue;
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}
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}
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function cloneNativeBase(NativePolymorphicCloneBase $value): NativePolymorphicCloneBase
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{
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return clone $value;
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}
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function main(): void
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{
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$source = new NativePolymorphicCloneChild();
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$copy = cloneNativeBase($source);
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echo $source->describe(), "\n";
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echo $copy->describe(), "\n";
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}
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?>
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--EXPECT--
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child:1:10
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child:2:11
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