expectException(BadMethodCallException::class); $this->expectExceptionMessage(sprintf( "Unknown property '%s' on annotation '%s'.", $name, Annotation::class )); $annotation->{$name}; } public function testMagicSetThrowsBadMethodCallException(): void { $name = 'foo'; $annotation = new Annotation([]); $this->expectException(BadMethodCallException::class); $this->expectExceptionMessage(sprintf( "Unknown property '%s' on annotation '%s'.", $name, Annotation::class )); $annotation->{$name} = 9001; } }