Add validation methods for request and response

Author: mduesterhoeft

router-openapi-request-validator/src/main/kotlin/com/github/mduesterhoeft/router/openapi/OpenApiValidator.kt

@@ -22,7 +22,24 @@ class OpenApiValidator(val specUrlOrPayload: String) {
         return validate(request, response).let { if (it.hasErrors()) throw ApiInteractionInvalid(specUrlOrPayload, request, response, it) }
     }
 
-    class ApiInteractionInvalid(val spec: String, val request: APIGatewayProxyRequestEvent, val response: APIGatewayProxyResponseEvent, val validationReport: ValidationReport) :
+    fun assertValidRequest(request: APIGatewayProxyRequestEvent) =
+        validator.validateRequest(request.toRequest()).let { if (it.hasErrors()) throw ApiInteractionInvalid(
+            spec = specUrlOrPayload,
+            request = request,
+            validationReport = it) }
+
+    fun assertValidResponse(request: APIGatewayProxyRequestEvent, response: APIGatewayProxyResponseEvent) =
+        request.toRequest().let { r ->
+            validator.validateResponse(r.path, r.method, response.toResponse()).let {
+                if (it.hasErrors()) throw ApiInteractionInvalid(
+                    spec = specUrlOrPayload,
+                    request = request,
+                    validationReport = it
+                )
+            }
+        }
+
+    class ApiInteractionInvalid(val spec: String, val request: APIGatewayProxyRequestEvent, val response: APIGatewayProxyResponseEvent? = null, val validationReport: ValidationReport) :
         RuntimeException("Error validating request and response against $spec - $validationReport")
 
     private fun APIGatewayProxyRequestEvent.toRequest(): Request {

router-openapi-request-validator/src/test/kotlin/com/github/mduesterhoeft/router/openapi/OpenApiValidatorTest.kt

@@ -22,6 +22,8 @@ class OpenApiValidatorTest {
 
         val response = testHandler.handleRequest(request, mockk())
 
+        validator.assertValidRequest(request)
+        validator.assertValidResponse(request, response)
         validator.assertValid(request, response)
     }
 
@@ -33,6 +35,7 @@ class OpenApiValidatorTest {
         val response = testHandler.handleRequest(request, mockk())
 
         thenThrownBy { validator.assertValid(request, response) }.isInstanceOf(OpenApiValidator.ApiInteractionInvalid::class.java)
+        thenThrownBy { validator.assertValidRequest(request) }.isInstanceOf(OpenApiValidator.ApiInteractionInvalid::class.java)
     }
 
     @Test