feat: true-microservices (#40)

Reviewed-on: #40

modules/rule/src/test/resources/application.yml

@@ -0,0 +1,5 @@
+nowchess:
+  internal:
+    secret: test-secret
+    auth:
+      enabled: false

modules/rule/src/test/scala/de/nowchess/rule/DefaultRulesStateTransitionsTest.scala

@@ -11,7 +11,7 @@ import org.scalatest.matchers.should.Matchers
 class DefaultRulesStateTransitionsTest extends AnyFunSuite with Matchers:
 
   private def contextFromFen(fen: String): GameContext =
-    FenParser.parseFen(fen).fold(err => fail(err), identity)
+    FenParser.parseFen(fen).fold(err => fail(err.message), identity)
 
   private def sq(alg: String): Square =
     Square.fromAlgebraic(alg).getOrElse(fail(s"Invalid square in test: $alg"))

modules/rule/src/test/scala/de/nowchess/rules/json/JsonSerializersTest.scala

@@ -1,102 +1,31 @@
 package de.nowchess.rules.json
 
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.databind.module.SimpleModule
-import com.fasterxml.jackson.module.scala.DefaultScalaModule
 import de.nowchess.api.board.{File, Rank, Square}
-import de.nowchess.api.move.{MoveType, PromotionPiece}
+import de.nowchess.api.move.MoveType
+import de.nowchess.rules.config.JacksonConfig
 import org.scalatest.funsuite.AnyFunSuite
 import org.scalatest.matchers.should.Matchers
 
 class JsonSerializersTest extends AnyFunSuite with Matchers:
 
   private val mapper: ObjectMapper =
-    val m   = new ObjectMapper()
-    val mod = new SimpleModule()
-    m.registerModule(DefaultScalaModule)
-    mod.addKeySerializer(classOf[Square], new SquareKeySerializer())
-    mod.addKeyDeserializer(classOf[Square], new SquareKeyDeserializer())
-    mod.addSerializer(classOf[Square], new SquareSerializer())
-    mod.addDeserializer(classOf[Square], new SquareDeserializer())
-    mod.addSerializer(classOf[MoveType], new MoveTypeSerializer())
-    mod.addDeserializer(classOf[MoveType], new MoveTypeDeserializer())
-    m.registerModule(mod)
+    val m = new ObjectMapper()
+    new JacksonConfig().customize(m)
     m
 
-  private val e4 = Square(File.E, Rank.R4)
+  test("customize enables Option serialization via DefaultScalaModule"):
+    mapper.writeValueAsString(None) shouldBe "null"
+    mapper.writeValueAsString(Some("hello")) shouldBe """"hello""""
 
-  // ── SquareKeySerializer ───────────────────────────────────────────
+  test("customize registers SquareSerializer"):
+    mapper.writeValueAsString(Square(File.E, Rank.R4)) shouldBe """"e4""""
 
-  test("SquareKeySerializer writes square as map field name"):
-    mapper.writeValueAsString(Map(e4 -> "piece")) shouldBe """{"e4":"piece"}"""
+  test("customize registers SquareDeserializer"):
+    mapper.readValue(""""e4"""", classOf[Square]) shouldBe Square(File.E, Rank.R4)
 
-  // ── SquareKeyDeserializer ─────────────────────────────────────────
-
-  // scalafix:off DisableSyntax.null
-  test("SquareKeyDeserializer returns square for valid key"):
-    new SquareKeyDeserializer().deserializeKey("e4", null) shouldBe e4
-
-  test("SquareKeyDeserializer returns null for invalid key"):
-    new SquareKeyDeserializer().deserializeKey("z9", null) shouldBe null
-  // scalafix:on DisableSyntax.null
-
-  // ── SquareSerializer/Deserializer ─────────────────────────────────
-
-  test("SquareSerializer writes square as string"):
-    mapper.writeValueAsString(e4) shouldBe """"e4""""
-
-  test("SquareDeserializer reads valid square string"):
-    mapper.readValue(""""e4"""", classOf[Square]) shouldBe e4
-
-  // scalafix:off DisableSyntax.null
-  test("SquareDeserializer returns null for invalid square string"):
-    mapper.readValue(""""z9"""", classOf[Square]) shouldBe null
-  // scalafix:on DisableSyntax.null
-
-  // ── MoveTypeSerializer ────────────────────────────────────────────
-
-  test("MoveTypeSerializer serializes Normal non-capture"):
-    mapper.writeValueAsString(MoveType.Normal(false)) shouldBe """{"type":"normal","isCapture":false}"""
-
-  test("MoveTypeSerializer serializes Normal capture"):
-    mapper.writeValueAsString(MoveType.Normal(true)) shouldBe """{"type":"normal","isCapture":true}"""
-
-  test("MoveTypeSerializer serializes CastleKingside"):
+  test("customize registers MoveTypeSerializer"):
     mapper.writeValueAsString(MoveType.CastleKingside) shouldBe """{"type":"castleKingside"}"""
 
-  test("MoveTypeSerializer serializes CastleQueenside"):
-    mapper.writeValueAsString(MoveType.CastleQueenside) shouldBe """{"type":"castleQueenside"}"""
-
-  test("MoveTypeSerializer serializes EnPassant"):
-    mapper.writeValueAsString(MoveType.EnPassant) shouldBe """{"type":"enPassant"}"""
-
-  test("MoveTypeSerializer serializes Promotion"):
-    mapper.writeValueAsString(MoveType.Promotion(PromotionPiece.Queen)) shouldBe
-      """{"type":"promotion","piece":"Queen"}"""
-
-  // ── MoveTypeDeserializer ──────────────────────────────────────────
-
-  test("MoveTypeDeserializer deserializes normal non-capture"):
-    mapper.readValue("""{"type":"normal","isCapture":false}""", classOf[MoveType]) shouldBe
-      MoveType.Normal(false)
-
-  test("MoveTypeDeserializer deserializes normal capture"):
-    mapper.readValue("""{"type":"normal","isCapture":true}""", classOf[MoveType]) shouldBe
-      MoveType.Normal(true)
-
-  test("MoveTypeDeserializer deserializes castleKingside"):
-    mapper.readValue("""{"type":"castleKingside"}""", classOf[MoveType]) shouldBe MoveType.CastleKingside
-
-  test("MoveTypeDeserializer deserializes castleQueenside"):
-    mapper.readValue("""{"type":"castleQueenside"}""", classOf[MoveType]) shouldBe MoveType.CastleQueenside
-
-  test("MoveTypeDeserializer deserializes enPassant"):
+  test("customize registers MoveTypeDeserializer"):
     mapper.readValue("""{"type":"enPassant"}""", classOf[MoveType]) shouldBe MoveType.EnPassant
-
-  test("MoveTypeDeserializer deserializes promotion"):
-    mapper.readValue("""{"type":"promotion","piece":"Rook"}""", classOf[MoveType]) shouldBe
-      MoveType.Promotion(PromotionPiece.Rook)
-
-  test("MoveTypeDeserializer throws for unknown type"):
-    an[Exception] should be thrownBy
-      mapper.readValue("""{"type":"unknown"}""", classOf[MoveType])