setSalesChannelDomains example

$this->createMock(SalesChannelContext::class)
        );
    }

    public function testSwitchCustomerChange(): void
    {
        $language = new LanguageEntity();
        $language->setUniqueIdentifier(Uuid::randomHex());
        $scDomain = new SalesChannelDomainEntity();
        $scDomain->setUniqueIdentifier(Uuid::randomHex());
        $scDomain->setUrl('http://localhost');
        $language->setSalesChannelDomains(new SalesChannelDomainCollection([$scDomain]));

        $changeLangMock = $this->createMock(AbstractChangeLanguageRoute::class);

        $routerMock = $this->createMock(RouterInterface::class);
        $routerMock->expects(static::once())->method('getContext')->willReturn(new RequestContext());
        $routerMock->expects(static::once())->method('generate')->willReturn('http://localhost');
        $requestStackMock = $this->createMock(RequestStack::class);
        $requestStackMock->expects(static::exactly(2))->method('getMainRequest')->willReturn(new Request());

        $contextSwitchRoute = $this->createMock(ContextSwitchRoute::class);
        $contextSwitchRoute->expects(static::once())->method('switchContext')->willReturn(