avatar functions, tests and test resources

src/main.rs

@@ -149,6 +149,39 @@ fn test_image_chequers_2() -> Image {
     }
 }
 
+fn test_avatar() -> Avatar {
+    Avatar {
+        animation_frames: vec![
+            Image {
+                pixels: vec![
+                    0,0,0,0,0,0,0,0,
+                    0,0,1,1,1,1,0,0,
+                    0,1,1,1,1,1,1,0,
+                    1,1,1,0,1,1,1,0,
+                    1,0,0,1,1,0,0,1,
+                    1,1,1,1,1,1,1,1,
+                    1,1,1,1,1,1,1,1,
+                    0,1,1,1,1,1,1,0,
+                ]
+            },
+            Image {
+                pixels: vec![
+                    0,0,0,0,0,0,0,0,
+                    0,0,0,0,0,0,0,0,
+                    0,0,1,1,1,1,0,0,
+                    0,1,1,1,1,1,1,0,
+                    1,1,1,0,1,1,1,0,
+                    1,0,0,1,1,0,0,1,
+                    1,1,1,1,1,1,1,1,
+                    0,1,1,1,0,1,1,0,
+                ]
+            },
+        ],
+        room: "0".to_string(),
+        position: Position { x: 2, y: 5 }
+    }
+}
+
 fn test_sprite() -> Sprite {
     Sprite {
         id: "a".to_string(),
@@ -514,6 +547,47 @@ fn test_position_to_string() {
     )
 }
 
+fn avatar_from_string(string: String) -> Avatar {
+    let string = string.replace("SPR A\n", "");
+    let mut lines: Vec<&str> = string.lines().collect();
+    let room_pos = lines.pop().unwrap().replace("POS ", "");
+    let room_pos: Vec<&str> = room_pos.split_whitespace().collect();
+    let room = room_pos[0].to_string();
+    let position = position_from_string(room_pos[1].to_string());
+    let animation_frames: String = lines.join("\n");
+    let animation_frames: Vec<&str> = animation_frames.split("\n>\n").collect();
+    let animation_frames: Vec<Image> = animation_frames.iter().map(|&frame| {
+        image_from_string(frame.to_string())
+    }).collect();
+
+    Avatar { animation_frames, room, position }
+}
+
+#[test]
+fn test_avatar_from_string() {
+    let output = avatar_from_string(
+        include_str!("../test/resources/avatar").to_string()
+    );
+    let expected = test_avatar();
+    assert_eq!(output, expected);
+}
+
+fn avatar_to_string(avatar: Avatar) -> String {
+    format!(
+        "SPR A\n{}\nPOS {} {}",
+        animation_frames_to_string(avatar.animation_frames),
+        avatar.room,
+        position_to_string(avatar.position)
+    )
+}
+
+#[test]
+fn test_avatar_to_string() {
+    let output = avatar_to_string(test_avatar());
+    let expected = include_str!("../test/resources/avatar");
+    assert_eq!(output, expected);
+}
+
 fn sprite_from_string(string: String) -> Sprite {
     let mut lines: Vec<&str> = string.split("\n").collect();
 

test/resources/avatar

@@ -0,0 +1,19 @@
+SPR A
+00000000
+00111100
+01111110
+11101110
+10011001
+11111111
+11111111
+01111110
+>
+00000000
+00000000
+00111100
+01111110
+11101110
+10011001
+11111111
+01110110
+POS 0 2,5