From 8a719c8e44cd3423e79dfa36c700ccb12aa3eb28 Mon Sep 17 00:00:00 2001
From: Mike Cifelli <michael.cifelli@gmail.com>
Date: Sun, 5 Mar 2017 10:41:49 -0500
Subject: [PATCH] Add unit test for LOAD

---
 src/function/builtin/LOAD.java        |  4 ++--
 test/function/builtin/LOADTester.java | 10 +++++++++-
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/function/builtin/LOAD.java b/src/function/builtin/LOAD.java
index 5c5d618..709fcff 100644
--- a/src/function/builtin/LOAD.java
+++ b/src/function/builtin/LOAD.java
@@ -66,7 +66,7 @@ public class LOAD extends LispFunction {
         try {
             parser = new LispParser(new FileInputStream(fileName), fileName);
         } catch (FileNotFoundException e) {
-            this.environment.getErrorManager().handle(new CouldNotLoadFileWarning(fileName));
+            environment.getErrorManager().handle(new CouldNotLoadFileWarning(fileName));
         }
 
         return parser;
@@ -89,7 +89,7 @@ public class LOAD extends LispFunction {
             try {
                 eval(parser.getNextSExpression());
             } catch (LispException e) {
-                this.environment.getErrorManager().handle(e);
+                environment.getErrorManager().handle(e);
                 return false;
             }
         }
diff --git a/test/function/builtin/LOADTester.java b/test/function/builtin/LOADTester.java
index b7a481b..dc55fa6 100644
--- a/test/function/builtin/LOADTester.java
+++ b/test/function/builtin/LOADTester.java
@@ -57,6 +57,14 @@ public class LOADTester {
         environment.reset();
     }
 
+    @Test
+    public void loadEmptyFileName_ReturnsNilAndPrintsWarning() {
+        String input = "(load \"\")";
+
+        assertNil(evaluateString(input));
+        assertWarningMessagePrinted();
+    }
+
     @Test
     public void loadGoodFile_ReturnsTAndPrintsNothing() {
         String input = "(load \"test/function/builtin/test-files/load-good.lisp\")";
@@ -74,7 +82,7 @@ public class LOADTester {
     }
 
     @Test
-    public void loadNonExistentFile_ReturnsNilAndPrintsError() {
+    public void loadNonExistentFile_ReturnsNilAndPrintsWarning() {
         String input = "(load \"doesNotExist.lisp\")";
 
         assertNil(evaluateString(input));