Merge pull request #30 from 100monkeys-ai/add-tests-integrity-checksum-12806015087958317194

🧪 Add unit tests for BLAKE3 integrity verification

Author: Theaxiom

foundry/server/src/integrity/checksum.rs

@@ -42,16 +42,38 @@ mod tests {
     }
 
     #[test]
-    fn test_verify() {
-        let empty_hash = "blake3:af1349b9f5f9a1a6a0404dea36dcc9499bcb25c9adc112b7cc9a93cae41f3262";
-        let hello_hash = "blake3:d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e24";
+    fn test_verify_happy_path() {
+        let data = b"hello world";
+        let expected = "blake3:d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e24";
+        assert!(verify(data, expected));
+    }
+
+    #[test]
+    fn test_verify_modified_data() {
+        let data = b"hello world!"; // extra char
+        let expected = "blake3:d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e24"; // hash of "hello world"
+        assert!(!verify(data, expected));
+    }
+
+    #[test]
+    fn test_verify_invalid_prefix() {
+        let data = b"hello world";
+        // same hash value, different prefix
+        let expected = "sha256:d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e24";
+        assert!(!verify(data, expected));
+    }
 
-        assert!(verify(b"", empty_hash));
-        assert!(verify(b"hello world", hello_hash));
+    #[test]
+    fn test_verify_wrong_length_hash() {
+        let data = b"hello world";
+        let expected = "blake3:d74981efa70a0c880b8d8c1985d075dbcbf679b99a5f9914e5aaf96b831a9e"; // truncated
+        assert!(!verify(data, expected));
+    }
 
-        // Negative test cases
-        assert!(!verify(b"hello world", empty_hash));
-        assert!(!verify(b"", hello_hash));
-        assert!(!verify(b"hello world", "blake3:invalid"));
+    #[test]
+    fn test_verify_empty_string() {
+        let data = b"";
+        let expected = "blake3:af1349b9f5f9a1a6a0404dea36dcc9499bcb25c9adc112b7cc9a93cae41f3262";
+        assert!(verify(data, expected));
     }
 }