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package com.hltech.vaunt.validator; |
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import com.hltech.vaunt.core.domain.model.Contract; |
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import com.hltech.vaunt.core.domain.model.Service; |
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import java.util.List; |
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import java.util.Optional; |
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import java.util.stream.Collectors; |
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public class VauntValidator { |
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public List<ValidationResult> validate(Service consumer, Service provider) { |
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return consumer.getExpectations().getProviderNameToContracts().get(provider.getName()).stream() |
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.map(consumerContract -> validateWithMatchingProviderContract( |
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consumerContract, provider.getCapabilities().getContracts())) |
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.collect(Collectors.toList()); |
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} |
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public List<ValidationResult> validate(List<Contract> expectations, List<Contract> capabilities) { |
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return expectations.stream() |
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.map(consumerContract -> validateWithMatchingProviderContract(consumerContract, capabilities)) |
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.collect(Collectors.toList()); |
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} |
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private ValidationResult validateWithMatchingProviderContract( |
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Contract consumerContract, List<Contract> providerContracts) { |
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List<Contract> contracts = providerContracts.stream() |
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.filter(providerContract -> isEndpointMatching(consumerContract, providerContract)) |
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.collect(Collectors.toList()); |
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if (contracts.isEmpty()) { |
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return ValidationResult.failure(consumerContract, providerContracts, ValidationError.MISSING_ENDPOINT); |
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} |
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Optional<Contract> matchingProviderContract = contracts.stream() |
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.filter(providerContract -> isSchemaMatching(consumerContract, providerContract)) |
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.findFirst(); |
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if (!matchingProviderContract.isPresent()) { |
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return ValidationResult.failure(consumerContract, providerContracts, ValidationError.WRONG_SCHEMA); |
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} |
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return ValidationResult.success(consumerContract, providerContracts); |
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} |
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private boolean isEndpointMatching(Contract firstContract, Contract secondContract) { |
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return firstContract.getDestinationType().equals(secondContract.getDestinationType()) |
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&& firstContract.getDestinationName().equals(secondContract.getDestinationName()); |
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} |
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private boolean isSchemaMatching(Contract firstContract, Contract secondContract) { |
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return firstContract.getBody().equals(secondContract.getBody()); |
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} |
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} |
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HLTech /
vaunt
