From e8c8fe86c757bd1208427c0ad4f8134f1b1bff1f Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 4 Oct 2015 17:27:54 +0100
Subject: Throw exception if getting value of variable out of scope

---
 .../couscous/tests/interpreter/InterpreterTests.java        | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/test/java')

diff --git a/src/test/java/org/zwobble/couscous/tests/interpreter/InterpreterTests.java b/src/test/java/org/zwobble/couscous/tests/interpreter/InterpreterTests.java
index 66a1f8b..58a1b6b 100644
--- a/src/test/java/org/zwobble/couscous/tests/interpreter/InterpreterTests.java
+++ b/src/test/java/org/zwobble/couscous/tests/interpreter/InterpreterTests.java
@@ -117,6 +117,19 @@ public class InterpreterTests {
         
         assertEquals(new VariableNotInScope(42), exception);
     }
+    
+    @Test
+    public void errorIfTryingToGetValueOfVariableNotInScope() {
+        val localVariableDeclaration = localVariableDeclaration(
+            42, StringValue.REF, "x", literal(""));
+        val method = staticMethod("hello")
+            .statement(new ReturnNode(reference(localVariableDeclaration)));
+
+        val exception = assertThrows(VariableNotInScope.class,
+            () -> runMethod(method));
+        
+        assertEquals(new VariableNotInScope(42), exception);
+    }
 
     private InterpreterValue runMethod(MethodNode.MethodNodeBuilder methodBuilder, InterpreterValue... arguments) {
         val method = methodBuilder.build();
-- 
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