2 files changed, 18 insertions, 0 deletions
diff --git a/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java b/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
index b354d534..73d4c613 100644
--- a/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
+++ b/src/test/java/org/shedlang/compiler/patio/PatioSerializerTests.java
@@ -87,6 +87,15 @@ public class PatioSerializerTests {
     }
 
     @Test
+    public void canSerializeIntAdd() {
+        var instruction = Patio.intAdd("target", "left", "right");
+
+        var string = PatioTesting.serializeInstruction(instruction);
+
+        assertThat(string, equalTo("(int-add \"target\" \"left\" \"right\")"));
+    }
+
+    @Test
     public void canSerializeIntGet() {
         var instruction = Patio.intGet("target", 42);
 
diff --git a/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java b/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
index d8445de9..c0de6abc 100644
--- a/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
+++ b/src/test/java/org/shedlang/compiler/patio/instructions/Patio.java
@@ -43,6 +43,15 @@ public class Patio {
         return new PatioFunctionPointerGet(new PatioLocalRef(target), name, Sources.NULL);
     }
 
+    public static PatioInstruction intAdd(String target, String left, String right) {
+        return new PatioIntAdd(
+            new PatioLocalRef(target),
+            new PatioLocalRef(left),
+            new PatioLocalRef(right),
+            Sources.NULL
+        );
+    }
+
     public static PatioInstruction intGet(String target, int value) {
         return new PatioIntGet(new PatioLocalRef(target), value, Sources.NULL);
     }