hasTypeExtensions example

$typeExtension2 = new TestTypeExtension();
        $typeExtension3 = new OtherTypeExtension();
        $typeExtension4 = new MultipleTypesTypeExtension();

        $extensions = [
            'test' => new \ArrayIterator([$typeExtension1, $typeExtension2, $typeExtension4]),
            'other' => new \ArrayIterator([$typeExtension3, $typeExtension4]),
        ];

        $extension = new DependencyInjectionExtension(new ContainerBuilder(), $extensions, []);

        $this->assertTrue($extension->hasTypeExtensions('test'));
        $this->assertTrue($extension->hasTypeExtensions('other'));
        $this->assertFalse($extension->hasTypeExtensions('unknown'));
        $this->assertSame([$typeExtension1, $typeExtension2, $typeExtension4], $extension->getTypeExtensions('test'));
        $this->assertSame([$typeExtension3, $typeExtension4], $extension->getTypeExtensions('other'));
    }

    public function testThrowExceptionForInvalidExtendedType()
    {
        $this->expectException(InvalidArgumentException::class);
        $this->expectExceptionMessage(sprintf('The extended type "unmatched" specified for the type extension class "%s" does not match any of the actual extended types (["test"]).', TestTypeExtension::class));