1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
index 4daf608..b28f590 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/java/JavaWriterTests.java
@@ -981,6 +981,19 @@ public class JavaWriterTests {
     // === Binary operations ===
 
     @Test
+    public void binaryOperationAdd() throws IOException {
+        var java = new JavaBinaryOperation(
+            JavaBinaryOperator.ADD,
+            new JavaRef(JavaIdentifier.of("x")),
+            new JavaIntegerLiteral(42)
+        );
+
+        var string = write(writer -> writer.writeTopLevelExpression(java));
+
+        assertThat(string, equalTo("x + 42"));
+    }
+
+    @Test
     public void binaryOperationAssignment() throws IOException {
         var java = new JavaBinaryOperation(
             JavaBinaryOperator.ASSIGN,