fix: Infinite loading phenomenon when error encoding fails

gradle/test.gradle

@@ -14,6 +14,7 @@ dependencies {
     testImplementation "org.awaitility:awaitility:${awaitilityVersion}"
 
     testImplementation "io.jsonwebtoken:jjwt-api:0.12.5"
+    testImplementation "org.springframework.boot:spring-boot-starter-web"
     runtimeOnly "io.jsonwebtoken:jjwt-impl:0.12.5"
     runtimeOnly "io.jsonwebtoken:jjwt-jackson:0.12.5"
 }

src/main/kotlin/org/rooftop/netx/api/Exceptions.kt

@@ -1,5 +1,7 @@
 package org.rooftop.netx.api
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties
+
 class EncodeException(message: String, throwable: Throwable) : RuntimeException(message, throwable)
 
 class DecodeException(message: String, throwable: Throwable) : RuntimeException(message, throwable)
@@ -16,4 +18,5 @@ class FailedAckSagaException(message: String) : RuntimeException(message)
 class ResultTimeoutException(message: String, throwable: Throwable) :
     RuntimeException(message, throwable)
 
+@JsonIgnoreProperties(ignoreUnknown = true)
 class ResultException(message: String) : RuntimeException(message)

src/main/kotlin/org/rooftop/netx/redis/RedisResultHolder.kt

@@ -2,9 +2,10 @@ package org.rooftop.netx.redis
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.module.kotlin.jacksonTypeRef
-import org.rooftop.netx.core.Codec
 import org.rooftop.netx.api.Result
+import org.rooftop.netx.api.ResultException
 import org.rooftop.netx.api.ResultTimeoutException
+import org.rooftop.netx.core.Codec
 import org.rooftop.netx.engine.ResultHolder
 import org.rooftop.netx.engine.logging.info
 import org.springframework.data.redis.core.ReactiveRedisTemplate
@@ -73,10 +74,20 @@ internal class RedisResultHolder(
     }
 
     override fun <T : Throwable> setFailResult(id: String, result: T): Mono<T> {
-        val error = Error(
-            objectMapper.writeValueAsString(result::class.java),
-            objectMapper.writeValueAsString(result)
-        )
+        val error = runCatching {
+            Error(
+                type = objectMapper.writeValueAsString(result::class.java),
+                error = objectMapper.writeValueAsString(result),
+            )
+        }.getOrElse {
+            Error(
+                type = objectMapper.writeValueAsString(ResultException::class.java),
+                error = objectMapper.writeValueAsString(
+                    ResultException("Cannot encode fail result to json cause \"${it.message}\"")
+                ),
+            )
+        }
+
         val encodedError = objectMapper.writeValueAsString(error)
         return reactiveRedisTemplate.opsForList()
             .leftPush(

src/main/kotlin/org/rooftop/netx/redis/RedisSagaConfigurer.kt

@@ -1,9 +1,6 @@
 package org.rooftop.netx.redis
 
-import com.fasterxml.jackson.annotation.JsonAutoDetect
-import com.fasterxml.jackson.annotation.JsonCreator
-import com.fasterxml.jackson.annotation.JsonIgnore
-import com.fasterxml.jackson.annotation.PropertyAccessor
+import com.fasterxml.jackson.annotation.*
 import com.fasterxml.jackson.databind.DeserializationFeature
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule

src/test/kotlin/org/rooftop/netx/engine/OrchestratorConfigurer.kt

@@ -10,6 +10,8 @@ import org.rooftop.netx.engine.OrchestratorTest.Companion.rollbackOrchestratorRe
 import org.rooftop.netx.engine.OrchestratorTest.Companion.upChainResult
 import org.springframework.context.annotation.Bean
 import org.springframework.context.annotation.Configuration
+import org.springframework.http.HttpStatus
+import org.springframework.web.client.HttpClientErrorException
 import reactor.core.publisher.Mono
 import java.time.Instant
 
@@ -317,6 +319,16 @@ internal class OrchestratorConfigurer(
             .commit { "" }
     }
 
+    @Bean(name = ["throwHttpClientErrorExceptionOnStartOrchestrator"])
+    fun throwHttpClientErrorExceptionOnStartOrchestrator(): Orchestrator<String, String> {
+        return OrchestratorFactory.instance()
+            .create<String>("throwHttpClientErrorExceptionOnStartOrchestrator")
+            .startWithContext({ _, _ ->
+                throw HttpClientErrorException(HttpStatus.UNAUTHORIZED)
+            })
+            .commitWithContext({ _, _ -> "" })
+    }
+
     fun interface ListOrchestrate :
         ContextOrchestrate<List<OrchestratorTest.Home>, List<OrchestratorTest.Home>> {
 

src/test/kotlin/org/rooftop/netx/engine/OrchestratorTest.kt

@@ -2,18 +2,21 @@ package org.rooftop.netx.engine
 
 import io.jsonwebtoken.JwtException
 import io.kotest.assertions.nondeterministic.eventually
+import io.kotest.assertions.throwables.shouldThrowExactly
 import io.kotest.assertions.throwables.shouldThrowWithMessage
 import io.kotest.core.annotation.DisplayName
 import io.kotest.core.spec.style.DescribeSpec
 import io.kotest.matchers.equality.shouldBeEqualToComparingFields
 import io.kotest.matchers.equals.shouldBeEqual
 import org.rooftop.netx.api.Orchestrator
+import org.rooftop.netx.api.ResultException
 import org.rooftop.netx.api.TypeReference
 import org.rooftop.netx.meta.EnableSaga
 import org.rooftop.netx.redis.RedisContainer
 import org.springframework.beans.factory.annotation.Qualifier
 import org.springframework.test.context.ContextConfiguration
 import org.springframework.test.context.TestPropertySource
+import org.springframework.web.client.HttpClientErrorException
 import java.time.Instant
 import kotlin.time.Duration.Companion.seconds
 
@@ -45,6 +48,7 @@ internal class OrchestratorTest(
     @Qualifier("throwOnJoinWithContextOrchestrator") private val throwOnJoinWithContextOrchestrator: Orchestrator<List<Home>, List<Home>>,
     @Qualifier("throwOnCommitWithContextOrchestrator") private val throwOnCommitWithContextOrchestrator: Orchestrator<List<Home>, List<Home>>,
     @Qualifier("throwJwtExceptionOnStartOrchestrator") private val throwJwtExceptionOnStartOrchestrator: Orchestrator<String, String>,
+    @Qualifier("throwHttpClientErrorExceptionOnStartOrchestrator") private val throwHttpClientErrorExceptionOnStartOrchestrator: Orchestrator<String, String>,
 ) : DescribeSpec({
 
     describe("numberOrchestrator 구현채는") {
@@ -259,7 +263,7 @@ internal class OrchestratorTest(
             it("해당 예외를 Result에서 throw한다.") {
                 shouldThrowWithMessage<IllegalArgumentException>("Throw error for test.") {
                     throwOnStartWithContextOrchestrator.sagaSync(listOf())
-                        .decodeResultOrThrow(object: TypeReference<List<Home>>(){})
+                        .decodeResultOrThrow(object : TypeReference<List<Home>>() {})
                 }
             }
         }
@@ -270,7 +274,7 @@ internal class OrchestratorTest(
             it("해당 예외를 Result에서 throw한다.") {
                 shouldThrowWithMessage<IllegalArgumentException>("Throw error for test.") {
                     throwOnJoinWithContextOrchestrator.sagaSync(listOf())
-                        .decodeResultOrThrow(object: TypeReference<List<Home>>(){})
+                        .decodeResultOrThrow(object : TypeReference<List<Home>>() {})
                 }
             }
         }
@@ -281,7 +285,7 @@ internal class OrchestratorTest(
             it("해당 예외를 Result에서 throw한다.") {
                 shouldThrowWithMessage<IllegalArgumentException>("Throw error for test.") {
                     throwOnCommitWithContextOrchestrator.sagaSync(listOf())
-                        .decodeResultOrThrow(object: TypeReference<List<Home>>(){})
+                        .decodeResultOrThrow(object : TypeReference<List<Home>>() {})
                 }
             }
         }
@@ -297,6 +301,17 @@ internal class OrchestratorTest(
             }
         }
     }
+
+    describe("throwHttpClientErrorExceptionOnStartOrchestrator 구현채는") {
+        context("처리할 수 없는 HttpClientErrorException이 던져지면") {
+            it("ResultException을 Result에 담고 timeout시간안에 예외를 반환한다") {
+                shouldThrowExactly<ResultException> {
+                    throwHttpClientErrorExceptionOnStartOrchestrator.sagaSync("")
+                        .decodeResultOrThrow(String::class)
+                }
+            }
+        }
+    }
 }) {
     data class Home(
         val address: String,