Escape strings in serialized instructions

1 files changed, 9 insertions, 0 deletions

diff --git a/src/test/java/org/shedlang/compiler/stackir/InstructionSerializerTests.java b/src/test/java/org/shedlang/compiler/stackir/InstructionSerializerTests.java
index b1954197..5bc9f749 100644
--- a/src/test/java/org/shedlang/compiler/stackir/InstructionSerializerTests.java
+++ b/src/test/java/org/shedlang/compiler/stackir/InstructionSerializerTests.java
@@ -115,6 +115,15 @@ public class InstructionSerializerTests {
         assertThat(string, equalTo("(push-string \"hello\")"));
     }
 
+    @Test
+    public void specialCharactersInStringAreEscaped() {
+        var instruction = Instructions.pushString("\b\t\n\f\r\"\\");
+
+        var string = serialize(instruction);
+
+        assertThat(string, equalTo("(push-string \"\\b\\t\\n\\f\\r\\\"\\\\\")"));
+    }
+
     private String serialize(Instruction instruction) {
         var builder = new StringBuilder();
         InstructionSerializer.serialize(instruction, builder);