add failing test

scalalandio · Feb 1, 2025 · f45057a · f45057a
1 parent 2eae393
commit f45057a
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/chimney/src/test/scala/io/scalaland/chimney/PatcherProductSpec.scala b/chimney/src/test/scala/io/scalaland/chimney/PatcherProductSpec.scala
@@ -3,6 +3,7 @@ package io.scalaland.chimney
 import io.scalaland.chimney.dsl.*
 import io.scalaland.chimney.fixtures.*
 
+import java.util.UUID
 import scala.annotation.unused
 
 class PatcherProductSpec extends ChimneySpec {
@@ -18,6 +19,21 @@ class PatcherProductSpec extends ChimneySpec {
     foo.using(bar).patch ==> Foo(10, "", 10.0)
   }
 
+  test(
+    """patch an product type object with a product type patch object containing a "subset" of fields including a UUID"""
+  ) {
+    case class Foo(id: Int, externalReference: UUID)
+    case class Bar(externalReference: UUID)
+
+    val uuid1 = UUID.randomUUID()
+    val uuid2 = UUID.randomUUID()
+    val foo = Foo(42, uuid1)
+    val bar = Bar(uuid2)
+
+    foo.patchUsing(bar) ==> Foo(42, uuid2)
+    foo.using(bar).patch ==> Foo(42, uuid2)
+  }
+
   test(
     "patch a product with non-Option field with a product type patch object with all Option fields, applying value from Some and leaving original value in None"
   ) {