From af3388f9f2fe5a79f9650f4f886c9ee6b2fe441b Mon Sep 17 00:00:00 2001
From: Max Bradbury <max@tinybird.info>
Date: Wed, 29 Apr 2020 09:28:20 +0100
Subject: [PATCH] test out-of-bounds pixels

---
 src/image.rs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/image.rs b/src/image.rs
index dce465f..7f5b02e 100644
--- a/src/image.rs
+++ b/src/image.rs
@@ -93,4 +93,28 @@ mod test {
 
         assert_eq!(output, expected);
     }
+
+    /// lots of Bitsy games have editor errors where pixels can be placed out of bounds
+    /// check that these extraneous pixels are stripped out
+    #[test]
+    fn test_image_out_of_bounds() {
+        let output = Image::from(
+            include_str!("test-resources/image-oob").to_string()
+        );
+        
+        let expected = Image {
+            pixels: vec![
+                1,1,1,1,1,1,1,1,
+                1,1,0,0,1,1,1,1,
+                1,0,1,1,1,1,1,1,
+                1,1,1,1,1,1,1,1,
+                1,1,1,1,1,1,1,1,
+                1,1,1,1,1,1,1,1,
+                1,1,1,1,1,1,1,1,
+                0,0,0,0,0,0,0,0,
+            ]
+        };
+        
+        assert_eq!(output, expected);
+    }
 }