get( \Magento\Tax\Model\ResourceModel\Calculation\Rule\Collection::class ); $dbTaxRulesQty = $collection->count(); /** @var \Magento\Tax\Model\Calculation\Rule $firstTaxRuleFixture */ $firstTaxRuleFixture = Bootstrap::getObjectManager()->get(\Magento\Framework\Registry::class) ->registry('_fixture/Magento_Tax_Model_Calculation_Rule'); $expectedFirstTaxRuleId = $firstTaxRuleFixture->getId(); if (($dbTaxRulesQty == 0) || ($collection->getFirstItem()->getId() != $expectedFirstTaxRuleId)) { $this->fail("Preconditions failed."); } /** @var \Magento\Tax\Model\TaxRuleCollection $taxRulesCollection */ $taxRulesCollection = Bootstrap::getObjectManager() ->create(\Magento\Tax\Model\TaxRuleCollection::class); $collectionTaxRulesQty = $taxRulesCollection->count(); $this->assertEquals($dbTaxRulesQty, $collectionTaxRulesQty, 'Tax rules quantity is invalid.'); $taxRule = $taxRulesCollection->getFirstItem()->getData(); $expectedTaxRuleData = [ 'tax_calculation_rule_id' => $expectedFirstTaxRuleId, 'code' => 'Test Rule', 'priority' => '0', 'position' => '0', 'calculate_subtotal' => '0', 'customer_tax_classes' => $firstTaxRuleFixture->getCustomerTaxClassIds(), 'product_tax_classes' => $firstTaxRuleFixture->getProductTaxClassIds(), 'tax_rates' => $firstTaxRuleFixture->getTaxRateIds(), 'tax_rates_codes' => $firstTaxRuleFixture->getTaxRatesCodes() ]; $this->assertEquals($expectedTaxRuleData, $taxRule, 'Tax rule data is invalid.'); } }