increase coverage

packages/ndk/test/usecases/nwc/nostr_wallet_connect_uri_test.dart

@@ -0,0 +1,61 @@
+import 'package:ndk/domain_layer/usecases/nwc/nostr_wallet_connect_uri.dart';
+import 'package:test/test.dart';
+
+void main() {
+  group('NostrWalletConnectUri', () {
+    test('should parse a valid connection URI', () {
+      final uri = 'nostr://pubkey123?relay=wss://relay.example.com&secret=secret123&lud16=lud16value';
+      final nostrUri = NostrWalletConnectUri.parseConnectionUri(uri);
+
+      expect(nostrUri.walletPubkey, equals('pubkey123'));
+      expect(nostrUri.relay, equals('wss://relay.example.com'));
+      expect(nostrUri.secret, equals('secret123'));
+      expect(nostrUri.lud16, equals('lud16value'));
+    });
+
+    test('should throw an exception for missing required fields', () {
+      final uri = 'nostr://pubkey123?relay=wss://relay.example.com';
+
+      expect(
+            () => NostrWalletConnectUri.parseConnectionUri(uri),
+        throwsA(isA<Exception>()),
+      );
+    });
+
+    test('should correctly compare two equal instances', () {
+      final uri1 = NostrWalletConnectUri(
+        walletPubkey: 'pubkey123',
+        relay: 'wss://relay.example.com',
+        secret: 'secret123',
+        lud16: 'lud16value',
+      );
+
+      final uri2 = NostrWalletConnectUri(
+        walletPubkey: 'pubkey123',
+        relay: 'wss://relay.example.com',
+        secret: 'secret123',
+        lud16: 'lud16value',
+      );
+
+      expect(uri1, equals(uri2));
+    });
+
+    test('should correctly compare two different instances', () {
+      final uri1 = NostrWalletConnectUri(
+        walletPubkey: 'pubkey123',
+        relay: 'wss://relay.example.com',
+        secret: 'secret123',
+        lud16: 'lud16value',
+      );
+
+      final uri2 = NostrWalletConnectUri(
+        walletPubkey: 'pubkey456',
+        relay: 'wss://relay.example.com',
+        secret: 'secret123',
+        lud16: 'lud16value',
+      );
+
+      expect(uri1, isNot(equals(uri2)));
+    });
+  });
+}