1 files changed, 13 insertions, 0 deletions
diff --git a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
index fff5923..862d08b 100644
--- a/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
+++ b/src/test/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustWriterTests.java
@@ -411,6 +411,19 @@ public class RustWriterTests {
     // === Binary expressions ===
 
     @Test
+    public void binaryExpressionAdd() throws IOException {
+        var rust = RustBinaryExpression.arbitrary()
+            .withOperator(RustBinaryOperator.ADD)
+            .withLeft(RustPath.of("x"))
+            .withRight(RustPath.of("y"))
+            .build();
+
+        var string = write(writer -> writer.writeExpression(rust));
+
+        assertThat(string, equalTo("x + y"));
+    }
+
+    @Test
     public void binaryExpressionEqual() throws IOException {
         var rust = RustBinaryExpression.arbitrary()
             .withOperator(RustBinaryOperator.EQUAL)