From 10317b0c2841591a85530a5c4c38cac0c4bf5fe8 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sat, 11 Jul 2026 16:43:48 +0100
Subject: Support enums in Java transient-0

---
 .../java/org/zwobble/example/Transient0Tests.java  | 22 ++++++++++++++++++++++
 examples/10-transient-0/src/data.hob               |  6 ++++++
 2 files changed, 28 insertions(+)

(limited to 'examples')

diff --git a/examples/10-transient-0/output/java-junit/src/test/java/org/zwobble/example/Transient0Tests.java b/examples/10-transient-0/output/java-junit/src/test/java/org/zwobble/example/Transient0Tests.java
index cb3ac61..7d6f7de 100644
--- a/examples/10-transient-0/output/java-junit/src/test/java/org/zwobble/example/Transient0Tests.java
+++ b/examples/10-transient-0/output/java-junit/src/test/java/org/zwobble/example/Transient0Tests.java
@@ -9,6 +9,7 @@ import java.util.List;
 import java.util.Optional;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
+import org.zwobble.example.types.data.EnumWithVariants;
 import org.zwobble.example.types.data.HobgoblinTransient0Data;
 import org.zwobble.example.types.data.InnerStruct;
 import org.zwobble.example.types.data.OuterStruct;
@@ -121,6 +122,27 @@ public class Transient0Tests {
         );
     }
 
+    @Test
+    public void enumWithVariants() throws IOException {
+        assertRoundTripEncoding(
+            EnumWithVariants.ZERO,
+            HobgoblinTransient0Data::encodeEnumWithVariants,
+            HobgoblinTransient0Data::decodeEnumWithVariants
+        );
+
+        assertRoundTripEncoding(
+            EnumWithVariants.ONE,
+            HobgoblinTransient0Data::encodeEnumWithVariants,
+            HobgoblinTransient0Data::decodeEnumWithVariants
+        );
+
+        assertRoundTripEncoding(
+            EnumWithVariants.TWO,
+            HobgoblinTransient0Data::encodeEnumWithVariants,
+            HobgoblinTransient0Data::decodeEnumWithVariants
+        );
+    }
+
     private <T> void assertRoundTripEncoding(
         T value,
         Encoder<T> encoder,
diff --git a/examples/10-transient-0/src/data.hob b/examples/10-transient-0/src/data.hob
index 80ba8e5..f6fa20e 100644
--- a/examples/10-transient-0/src/data.hob
+++ b/examples/10-transient-0/src/data.hob
@@ -37,3 +37,9 @@ struct StructWithOption {
     field a: Option[Int64];
     field b: Option[InnerStruct];
 }
+
+enum EnumWithVariants {
+    variant zero;
+    variant one;
+    variant two;
+}
-- 
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