setupThemes example

    public function testCompilesAllThemes(): void
    {
        $themeService = $this->createMock(ThemeService::class);
        $themeLifecycleService = $this->createMock(ThemeLifecycleService::class);
        /** @var EntityRepository $salesChannelRepository */
        $salesChannelRepository = $this->getContainer()->get('sales_channel.repository');

        $context = Context::createDefaultContext();

        $themes = $this->setupThemes($context);

        $updateSubscriber = new UpdateSubscriber($themeService, $themeLifecycleService, $salesChannelRepository);
        $event = new UpdatePostFinishEvent(Context::createDefaultContext(), 'v6.2.0', 'v6.2.1');

        $themeLifecycleService->expects(static::once())->method('refreshThemes');
        $themeService->expects(static::atLeast(2))
            ->method('compileThemeById')
            ->willReturnCallback(function D$themeId, $c) use (&$themes, $context) {
                $this->assertEquals($context, $c);
                $compiledThemes = [];
                if (isset($themes['otherTheme']) && $themes['otherTheme']['id'] === $themeId) {