LazyOptionTest::testGetWithoutArgumentsAndCreate()

    public function testGetWithoutArgumentsAndCreate()
    {
        $option = \PhpOption\LazyOption::create(array($this->subject, 'execute'));

        $this->subject
            ->expects($this->once())
            ->method('execute')
            ->will($this->returnValue(\PhpOption\Some::create('foo')));

        $this->assertTrue($option->isDefined());
        $this->assertFalse($option->isEmpty());
        $this->assertEquals('foo', $option->get());
        $this->assertEquals('foo', $option->getOrElse(null));
        $this->assertEquals('foo', $option->getOrCall('does_not_exist'));
        $this->assertEquals('foo', $option->getOrThrow(new \RuntimeException('does_not_exist')));
    }