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How to use Hikaku class of de.codecentric.hikaku package

Best Hikaku code snippet using de.codecentric.hikaku.Hikaku

SpringConverter.kt

Source:SpringConverter.kt

1package de.codecentric.hikaku.converters.spring2import de.codecentric.hikaku.SupportedFeatures3import de.codecentric.hikaku.SupportedFeatures.Feature4import de.codecentric.hikaku.converters.AbstractEndpointConverter5import de.codecentric.hikaku.converters.spring.extensions.*6import de.codecentric.hikaku.endpoints.Endpoint7import de.codecentric.hikaku.endpoints.HttpMethod8import de.codecentric.hikaku.endpoints.HttpMethod.*9import org.springframework.context.ApplicationContext10import org.springframework.web.method.HandlerMethod11import org.springframework.web.servlet.mvc.method.RequestMappingInfo12import org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping13/**14 * Extracts and converts [Endpoint]s from a spring [ApplicationContext].15 * @param applicationContext Spring application context16 */17class SpringConverter(private val applicationContext: ApplicationContext) : AbstractEndpointConverter() {18    override val supportedFeatures = SupportedFeatures(19            Feature.QueryParameters,20            Feature.PathParameters,21            Feature.HeaderParameters,22            Feature.MatrixParameters,23            Feature.Produces,24            Feature.Consumes,25            Feature.Deprecation26    )27    override fun convert(): Set<Endpoint> {28        return applicationContext.getBean(RequestMappingHandlerMapping::class.java)29                .handlerMethods30                .flatMap { mappingEntry ->31                    mappingEntry.key.paths().flatMap { path ->32                        createEndpoints(path, mappingEntry)33                    }34                }35                .toSet()36    }37    private fun createEndpoints(path: String, mappingEntry: Map.Entry<RequestMappingInfo, HandlerMethod>): Set<Endpoint> {38        val httpMethods = extractAvailableHttpMethods(mappingEntry)39        val cleanedPath = removeRegex(path)40        val endpoints = httpMethods.map {41            Endpoint(42                    path = cleanedPath,43                    httpMethod = it,44                    queryParameters = mappingEntry.value.hikakuQueryParameters(),45                    pathParameters = mappingEntry.value.hikakuPathParameters(),46                    headerParameters = mappingEntry.value.hikakuHeaderParameters(),47                    matrixParameters = mappingEntry.value.hikakuMatrixParameters(),48                    produces = mappingEntry.produces(),49                    consumes = mappingEntry.consumes(),50                    deprecated = mappingEntry.isEndpointDeprecated()51            )52        }53        .toMutableSet()54        // Spring always adds an OPTIONS http method if it does not exist, but without query and path parameter55        if (!httpMethods.contains(OPTIONS)) {56            endpoints.add(57                    Endpoint(58                            path = cleanedPath,59                            httpMethod = OPTIONS,60                            deprecated = mappingEntry.isEndpointDeprecated()61                    )62            )63        }64        return endpoints65    }66    private fun removeRegex(path: String): String {67        return path.split('/').joinToString("/") { pathSegment ->68            pathSegment.let {69                when {70                    it.contains(':') -> it.replace(Regex(":.*"), "}")71                    else -> it72                }73            }74        }75    }76    private fun extractAvailableHttpMethods(mappingEntry: Map.Entry<RequestMappingInfo, HandlerMethod>): Set<HttpMethod> {77        val httpMethods = mappingEntry.key.hikakuHttpMethods()78        // Spring adds all http methods except for TRACE if no http method has been set explicitly79        // OPTIONS is a special case. If it's not added manually it has to be added without any path or query parameters80        return if (httpMethods.isEmpty()) {81            HttpMethod.values()82                    .filterNot { it == TRACE }83                    .filterNot { it == OPTIONS }84                    .toSet()85        } else {86            // Spring always adds a HEAD http method87            httpMethods + HEAD88        }89    }90    companion object {91        @JvmField92        val IGNORE_ERROR_ENDPOINT: (Endpoint) -> Boolean = { endpoint -> endpoint.path == "/error" }93    }94}...

OpenApiConverter.kt

Source:OpenApiConverter.kt

1package de.codecentric.hikaku.converters.openapi2import de.codecentric.hikaku.SupportedFeatures3import de.codecentric.hikaku.SupportedFeatures.Feature4import de.codecentric.hikaku.converters.AbstractEndpointConverter5import de.codecentric.hikaku.converters.EndpointConverterException6import de.codecentric.hikaku.converters.openapi.extensions.httpMethods7import de.codecentric.hikaku.converters.openapi.extractors.*8import de.codecentric.hikaku.endpoints.Endpoint9import de.codecentric.hikaku.endpoints.HttpMethod10import de.codecentric.hikaku.extensions.checkFileValidity11import io.swagger.v3.oas.models.Operation12import io.swagger.v3.parser.OpenAPIV3Parser13import java.io.File14import java.nio.charset.Charset15import java.nio.charset.StandardCharsets.UTF_816import java.nio.file.Files.readAllLines17import java.nio.file.Path18/**19 * Extracts and converts [Endpoint]s from OpenAPI 3.0.X document. Either a *.yaml*, *.yml* or a *.json* file.20 */21class OpenApiConverter private constructor(private val specificationContent: String) : AbstractEndpointConverter() {22    @JvmOverloads23    constructor(openApiSpecification: File, charset: Charset = UTF_8): this(openApiSpecification.toPath(), charset)24    @JvmOverloads25    constructor(openApiSpecification: Path, charset: Charset = UTF_8): this(readFileContent(openApiSpecification, charset))26    override val supportedFeatures = SupportedFeatures(27            Feature.QueryParameters,28            Feature.PathParameters,29            Feature.HeaderParameters,30            Feature.Produces,31            Feature.Consumes,32            Feature.Deprecation33    )34    override fun convert(): Set<Endpoint> {35        try {36            return parseOpenApi()37        } catch (throwable: Throwable) {38            throw EndpointConverterException(throwable)39        }40    }41    private fun parseOpenApi(): Set<Endpoint> {42        val swaggerParseResult = OpenAPIV3Parser().readContents(specificationContent, null, null)43        val openApi = swaggerParseResult.openAPI ?: throw openApiParseException(swaggerParseResult.messages)44        val extractConsumesMediaTypes = ConsumesExtractor(openApi)45        val extractProduceMediaTypes = ProducesExtractor(openApi)46        val extractQueryParameters = QueryParameterExtractor(openApi)47        val extractHeaderParameters = HeaderParameterExtractor(openApi)48        val extractPathParameters = PathParameterExtractor(openApi)49        return openApi.paths.flatMap { (path, pathItem) ->50            val commonQueryParameters = extractQueryParameters(pathItem.parameters)51            val commonPathParameters = extractPathParameters(pathItem.parameters)52            val commonHeaderParameters = extractHeaderParameters(pathItem.parameters)53            pathItem.httpMethods().map { (httpMethod: HttpMethod, operation: Operation?) ->54                Endpoint(55                        path = path,56                        httpMethod = httpMethod,57                        queryParameters = commonQueryParameters.union(extractQueryParameters(operation?.parameters)),58                        pathParameters = commonPathParameters.union(extractPathParameters(operation?.parameters)),59                        headerParameters = commonHeaderParameters.union(extractHeaderParameters(operation?.parameters)),60                        consumes = extractConsumesMediaTypes(operation),61                        produces = extractProduceMediaTypes(operation),62                        deprecated = operation?.deprecated ?: false63                )64            }65        }66        .toSet()67    }68}69private fun readFileContent(openApiSpecification: Path, charset: Charset): String {70    try {71        openApiSpecification.checkFileValidity(".json", ".yaml", ".yml")72    } catch (throwable: Throwable) {73        throw EndpointConverterException(throwable)74    }75    val fileContent = readAllLines(openApiSpecification, charset).joinToString("\n")76    if (fileContent.isBlank()) {77        throw EndpointConverterException("Given OpenAPI file is blank.")78    }79    return fileContent80}81private fun openApiParseException(reasons: List<String>)82    = EndpointConverterException("Failed to parse OpenAPI spec. Reasons:\n${reasons.joinToString("\n")}")...

Hikaku.kt

Source:Hikaku.kt

...10 * @param specification An [EndpointConverter] which converts your specification for the equality check.11 * @param implementation An [EndpointConverter]  which converts your implementation for the equality check.12 * @param config The configuration is optional. It lets you control the matching.13 */14class Hikaku(15        private val specification: EndpointConverter,16        private val implementation: EndpointConverter,17        var config: HikakuConfig = HikakuConfig()18) {19    private val supportedFeatures = SupportedFeatures(specification.supportedFeatures.intersect(implementation.supportedFeatures))20    private fun Set<Endpoint>.applyConfig(config: HikakuConfig): List<Endpoint> {21        val result = this.toMutableList()22        config.filters.forEach {23            result.removeAll(this.filter(it))24        }25        return result26    }27    private fun reportResult(matchResult: MatchResult) {28        config.reporters.forEach { it.report(matchResult) }29    }30    /**31     * Calling this method creates a [MatchResult]. It will be passed to the [Reporter] defined in the configuration and call [assert] with the end result.32     */33    fun match() {34        val specificationEndpoints = specification...

RamlConverter.kt

Source:RamlConverter.kt

1package de.codecentric.hikaku.converters.raml2import de.codecentric.hikaku.SupportedFeatures3import de.codecentric.hikaku.SupportedFeatures.Feature4import de.codecentric.hikaku.converters.AbstractEndpointConverter5import de.codecentric.hikaku.converters.EndpointConverterException6import de.codecentric.hikaku.converters.raml.extensions.*7import de.codecentric.hikaku.endpoints.Endpoint8import de.codecentric.hikaku.extensions.checkFileValidity9import org.raml.v2.api.RamlModelBuilder10import org.raml.v2.api.RamlModelResult11import org.raml.v2.api.model.v10.resources.Resource12import java.io.File13import java.nio.file.Path14class RamlConverter(private val ramlSpecification: File) : AbstractEndpointConverter()  {15    constructor(ramlSpecification: Path) : this(ramlSpecification.toFile())16    override val supportedFeatures = SupportedFeatures(17            Feature.QueryParameters,18            Feature.PathParameters,19            Feature.HeaderParameters,20            Feature.Produces,21            Feature.Consumes,22            Feature.Deprecation23    )24    override fun convert(): Set<Endpoint> {25        val ramlParserResult: RamlModelResult?26        try {27            ramlSpecification.checkFileValidity(".raml")28            ramlParserResult = RamlModelBuilder().buildApi(ramlSpecification)29        } catch(throwable: Throwable) {30            throw EndpointConverterException(throwable)31        }32        if (ramlParserResult.isVersion08) {33            throw EndpointConverterException("Unsupported RAML version")34        }35        if (ramlParserResult.hasErrors()) {36            throw EndpointConverterException(ramlParserResult.validationResults.joinToString("\n"))37        }38        return ramlParserResult.apiV10?.resources()?.let { resourceList ->39            resourceList.flatMap { findEndpoints(it) }40        }41        .orEmpty()42        .toSet()43    }44    private fun findEndpoints(resource: Resource): List<Endpoint> {45        val endpoints = mutableListOf<Endpoint>()46        if (resource.resources().isNotEmpty()) {47            endpoints += resource.resources().flatMap {48                return@flatMap findEndpoints(it)49            }50        }51        if (resource.methods().isNotEmpty()) {52            endpoints += resource.methods().map {53                    Endpoint(54                            path = resource.resourcePath(),55                            httpMethod = it.hikakuHttpMethod(),56                            queryParameters = it.hikakuQueryParameters(),57                            pathParameters = it.resource()?.hikakuPathParameters().orEmpty(),58                            headerParameters = it?.hikakuHeaderParameters().orEmpty(),59                            consumes = it.requestMediaTypes(),60                            produces = it.responseMediaTypes(),61                            deprecated = it.isEndpointDeprecated()62                    )63            }64        }65        return endpoints66    }67}...

MethodExtensions.kt

Source:MethodExtensions.kt

1package de.codecentric.hikaku.converters.raml.extensions2import de.codecentric.hikaku.endpoints.HeaderParameter3import de.codecentric.hikaku.endpoints.HttpMethod4import de.codecentric.hikaku.endpoints.QueryParameter5import org.raml.v2.api.model.v10.methods.Method6internal fun Method.hikakuHttpMethod() = HttpMethod.valueOf(this.method().uppercase())7internal fun Method.hikakuQueryParameters(): Set<QueryParameter> {8    return this.queryParameters()9            .map {10                QueryParameter(it.name(), it.required())11            }12            .toSet()13}14internal fun Method.hikakuHeaderParameters(): Set<HeaderParameter> {15    return this.headers()16            .map {17                HeaderParameter(it.name(), it.required())18            }19            .toSet()20}21internal fun Method.requestMediaTypes(): Set<String> {22    return this.body().map {23        it.name()24    }25    .toSet()26}27internal fun Method.responseMediaTypes(): Set<String> {28    return this.responses().flatMap {response ->29        response.body().map { it.name() }30    }31            .toSet()32}33internal fun Method.isEndpointDeprecated() =34        this.annotations().any { i -> i.annotation().name() == "deprecated" }35                || checkNotNull(this.resource()).annotations().any { i -> i.annotation().name() == "deprecated" }...

PathItemExtensions.kt

Source:PathItemExtensions.kt

1package de.codecentric.hikaku.converters.openapi.extensions2import io.swagger.v3.oas.models.Operation3import io.swagger.v3.oas.models.PathItem4import de.codecentric.hikaku.endpoints.HttpMethod5import de.codecentric.hikaku.endpoints.HttpMethod.GET6import de.codecentric.hikaku.endpoints.HttpMethod.POST7import de.codecentric.hikaku.endpoints.HttpMethod.PATCH8import de.codecentric.hikaku.endpoints.HttpMethod.DELETE9import de.codecentric.hikaku.endpoints.HttpMethod.PUT10import de.codecentric.hikaku.endpoints.HttpMethod.OPTIONS11import de.codecentric.hikaku.endpoints.HttpMethod.HEAD12import de.codecentric.hikaku.endpoints.HttpMethod.TRACE13internal fun PathItem.httpMethods() = mapOf<HttpMethod, Operation?>(14        GET to get,15        POST to post,16        PATCH to patch,17        DELETE to delete,18        PUT to put,19        OPTIONS to options,20        HEAD to head,21        TRACE to trace22).filterValues { it != null }...

HikakuConfig.kt

Source:HikakuConfig.kt

...3import de.codecentric.hikaku.reporters.CommandLineReporter4import de.codecentric.hikaku.reporters.MatchResult5import de.codecentric.hikaku.reporters.Reporter6/**7 * Configuration for [Hikaku] class. It lets you partially control the matching process.8 * @param reporters The [MatchResult] will be passed to one or many [Reporter] before the test either fails or succeeds. Default is a [CommandLineReporter] that prints the results to [System.out].9 * @param filters Filtering rule: [Endpoint]s matching the predicate will be ignored.10 */11data class HikakuConfig12@JvmOverloads constructor(13        val reporters: List<Reporter> = listOf(CommandLineReporter()),14        val filters: List<(Endpoint) -> Boolean> = emptyList()15)...

EndpointConverter.kt

Source:EndpointConverter.kt

1package de.codecentric.hikaku.converters2import de.codecentric.hikaku.SupportedFeatures3import de.codecentric.hikaku.SupportedFeatures.Feature4import de.codecentric.hikaku.endpoints.Endpoint5/**6 * Converts either a specific type of specification or implementation into the internal hikaku format in order to be able to perform a matching on the extracted components.7 */8interface EndpointConverter {9    /** Result of the conversion containing all extracted [Endpoint]s. */10    val conversionResult: Set<Endpoint>11    /** List of [Feature]s that this [EndpointConverter]s supports. */12    val supportedFeatures: SupportedFeatures13}...

Hikaku

Using AI Code Generation

1+import de.codecentric.hikaku.converters.jaxrs.JaxRsConverter2+import de.codecentric.hikaku.endpoints.Endpoint3+import de.codecentric.hikaku.endpoints.Path4+import de.codecentric.hikaku.endpoints.QueryParameter5+import de.codecentric.hikaku.endpoints.http.*6+import de.codecentric.hikaku.converters.spring.data.SpringDataRestConverter7+import de.codecentric.hikaku.converters.spring.mvc.SpringMvcConverter8+import de.codecentric.hikaku.converters.spring.webflux.SpringWebFluxConverter9+import de.codecentric.hikaku.endpoints.PathParameter10+import de.codecentric.hikaku.endpoints.Produces11+import de.codecentric.hikaku.endpoints.RequestBody12+import de.codecentric.hikaku.endpoints.http.HttpMethod.*13+import de.codecentric.hikaku.endpoints.http.HttpStatus.*14+import de.codecentric.hikaku.endpoints.multipart.MultipartFile15+import de.codecentric.hikaku.endpoints.multipart.Part16+import de.codecentric.hikaku.endpoints.multipart.PartParameter17+import de.codecentric.hikaku.endpoints.multipart.PartType18+import de.codecentric.hikaku.endpoints.multipart.PartType.*19+import de.codecentric.hikaku.e

Hikaku

Using AI Code Generation

1@Hikaku(converter = OpenApiConverter::class)2class ContractTest {3    fun `check if api contract matches implementation`() {4        val specification = Specification(5                endpoints = listOf(6                        Endpoint(7                                path = "/api/v1/beer/{beerId}",8                                response = Response(9                                        body = Body(10{11}12        val implementation = Implementation(13                endpoints = listOf(14                        Endpoint(15                                path = "/api/v1/beer/{beerId}",16                                response = Response(17                                        body = Body(18{19}20        val result = specification.compare(implementation)21        assertTrue(result.contractsMatch())22    }23}

Hikaku

Using AI Code Generation

1		val converter = OpenApiConverter(OpenApiConverterConfig())2		val converted = converter.convert(specification)3		val hikaku = Hikaku(converted, converted)4		val result = hikaku.compare()5		println(result)6	}7}

Hikaku

Using AI Code Generation

1		Hikaku(2			ApiContract(3				Api(4					Endpoint(5						Headers(),6						ContentType("application/json"),7						Body(8							{9							}10							""".trimIndent()11		).compareWith(12			ApiContract(13				Api(14					Endpoint(15						Headers(),16						ContentType("application/json"),17						Body(18							{19							}20							""".trimIndent()21		).assertIsSatisfied()22	}23}

Hikaku

Using AI Code Generation

1		val hikaku = Hikaku(2				swaggerFile = Paths.get("swagger.json"),3				contract = Paths.get("contract.yaml")4		hikaku.execute()5		val report = hikaku.getReport()6		report.forEach { result ->7			println(result.httpMethod)8			println(result.path)9			println(result.statusCode)10			println(result.message)11		}12	}13}14plugins {15}16pluginManagement {17	repositories {18		mavenCentral()19	}20}21hikaku {22	swaggerFile = Paths.get("swagger.json")23	contract = Paths.get("contract.yaml")24}

Hikaku

Using AI Code Generation

1import de.codecentric.hikaku.converters.swagger.SwaggerConverter2import de.codecentric.hikaku.endpoints.Endpoint3import de.codecentric.hikaku.endpoints.PathParameter4import de.codecentric.hikaku.endpoints.QueryParameter5import de.codecentric.hikaku.endpoints.RequestBody6import de.codecentric.hikaku.endpoints.ResponseBody7import de.codecentric.hikaku.endpoints.mimeType8import de.codecentric.hikaku.endpoints.path9import de.codecentric.hikaku.endpoints.request10import de.codecentric.hikaku.endpoints.response11import de.codecentric.hikaku.endpoints.returns12import de.codecentric.hikaku.endpoints.version13import de.codecentric.hikaku.extensions.*14import de.codecentric.hikaku.transformers.*15import org.junit.jupiter.api.Test16import org.junit.jupiter.api.assertThrows17class BookApiTest {18    fun `compare specification`() {19        val specificationOne = setOf(20                Endpoint(21                        path = path("/books"),22                        request = request(23                                produces = mimeType("application/json")24                        response = response(25                                body = ResponseBody(26                                        genericArguments = setOf(Book::class.java)27                Endpoint(28                        path = path("/books"),29                        request = request(30                                consumes = mimeType("application/json"),31                                produces = mimeType("application/json")32                        response = response(33                                body = ResponseBody(34                Endpoint(35                        path = path("/books/{id}"),36                        request = request(37                                produces = mimeType("application/json"),38                                parameters = setOf(PathParameter("id", "Long"))39                        response = response(

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