BetterReflectionTest\Reflection\ReflectionClassTest::testAddMethod PHP Метод

    public function testAddMethod()
    {
        $php = '<?php
            class Foo {
            }
        ';
        $reflection = (new ClassReflector(new StringSourceLocator($php)))->reflect('Foo');
        $this->assertFalse($reflection->hasMethod('bar'));
        $reflection->addMethod('bar');
        $this->assertTrue($reflection->hasMethod('bar'));
    }