1, 'defaultRegion' => 'us-west-2', 'testCases' => [['operationName' => 'GetDomainNames', 'input' => [], 'errorExpectedFromService' => \false], ['operationName' => 'CreateUsagePlanKey', 'input' => ['usagePlanId' => 'foo', 'keyId' => 'bar', 'keyType' => 'fixx'], 'errorExpectedFromService' => \true]]];