Basic tests

src/memory.rs

@@ -62,3 +62,56 @@ impl Memory for TrivialMemory {
         }
     }
 }
+
+#[cfg(test)]
+mod mem_test {
+    use super::*;
+
+    #[test]
+    fn test_set1_get1() {
+        let mut mem = TrivialMemory::new();
+        let idx = 0xFAFBu16;
+        match mem.set1(idx, 0xFF) {
+            Ok(_) => (),
+            Err(_) => assert!(false, "failed poking memory"),
+        }
+        match mem.get1(idx) {
+            Ok(v) => assert_eq!(v, 0xFF),
+            Err(_) => assert!(false, "get1 raised"),
+        }
+    }
+
+    #[test]
+    fn test_set2_get2() {
+        let mut mem = TrivialMemory::new();
+        let idx = 0xFAFBu16;
+        match mem.set2(idx, 0xFF00) {
+            Ok(_) => (),
+            Err(_) => assert!(false, "failed poking memory"),
+        }
+        match mem.get2(idx) {
+            Ok(v) => assert_eq!(v, 0xFF00),
+            Err(_) => assert!(false, "get1 raised"),
+        }
+    }
+
+    #[test]
+    fn test_set2_get1_get1() {
+        let mut mem = TrivialMemory::new();
+        let idx = 0xFAFBu16;
+        match mem.set2(idx, 0xFF00) {
+            Ok(_) => (),
+            Err(_) => assert!(false, "failed poking memory"),
+        }
+
+        match mem.get1(idx) {
+            Ok(v) => assert_eq!(v, 0xFF),
+            Err(_) => assert!(false, "get1 raised"),
+        }
+
+        match mem.get1(idx + 1) {
+            Ok(v) => assert_eq!(v, 0x00),
+            Err(_) => assert!(false, "get1 raised"),
+        }
+    }
+}