Add assertions to CustomTypeWithCustomByteBufTest for serialization calls

Author: twisti-dev

src/test/kotlin/dev/slne/surf/bytebufserializer/CustomTypeWithCustomByteBufTest.kt

@@ -9,9 +9,11 @@ import kotlinx.serialization.descriptors.PrimitiveSerialDescriptor
 import kotlinx.serialization.descriptors.SerialDescriptor
 import kotlinx.serialization.modules.SerializersModule
 import kotlinx.serialization.modules.contextual
+import java.util.concurrent.atomic.AtomicBoolean
 import kotlin.reflect.KClass
 import kotlin.test.Test
 import kotlin.test.assertFailsWith
+import kotlin.test.assertTrue
 
 class CustomTypeWithCustomByteBufTest {
 
@@ -31,6 +33,8 @@ class CustomTypeWithCustomByteBufTest {
         val decodedPlayer = bufFormat.decodeFromBuf<Player>(buf)
 
         assert(player == decodedPlayer)
+        assertTrue(CustomIntSerializer.serializeCalled.get(), "serialize0 should have been called")
+        assertTrue(CustomIntSerializer.deserializeCalled.get(), "deserialize0 should have been called")
     }
 
     @Test
@@ -49,15 +53,20 @@ class CustomTypeWithCustomByteBufTest {
 }
 
 object CustomIntSerializer : KBufSerializer<Int, CustomByteBuf> {
+    val serializeCalled = AtomicBoolean(false)
+    val deserializeCalled = AtomicBoolean(false)
+
     override val bufClass: KClass<CustomByteBuf> = CustomByteBuf::class
     override val descriptor: SerialDescriptor =
         PrimitiveSerialDescriptor("CustomIntSerializer", PrimitiveKind.STRING)
 
     override fun serialize0(buf: CustomByteBuf, value: Int) {
+        serializeCalled.set(true)
         buf.writeVarInt(value)
     }
 
     override fun deserialize0(buf: CustomByteBuf): Int {
+        deserializeCalled.set(true)
         return buf.readVarInt()
     }
 }