FakeLineItemGroupTakeAllPackager example

private LineItemGroupBuilder $integrationTestBuilder;

    protected function setUp(): void
    {
        parent::setUp();

        $this->context = $this->getMockBuilder(SalesChannelContext::class)->disableOriginalConstructor()->getMock();
        $this->context->method('getItemRounding')->willReturn(new CashRoundingConfig(2, 0.01, true));

        $this->fakeSequenceSupervisor = new FakeSequenceSupervisor();
        $this->fakeTakeAllPackager = new FakeLineItemGroupTakeAllPackager('FAKE-PACKAGER', $this->fakeSequenceSupervisor);
        $this->fakeSorter = new FakeLineItemGroupSorter('FAKE-SORTER', $this->fakeSequenceSupervisor);
        $this->fakeTakeAllRuleMatcher = new FakeTakeAllRuleMatcher($this->fakeSequenceSupervisor);

        $quantityPriceCalculator = $this->createQuantityPriceCalculator();

        $this->integrationTestBuilder = new LineItemGroupBuilder(
            new LineItemGroupServiceRegistry(
                [
                    $this->fakeTakeAllPackager,
                ],
                [