init

test/reply_validation_test.dart

@@ -0,0 +1,20 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:kickkings_support/models/support_message.dart';
+
+void main() {
+  test('rejects an empty reply', () {
+    expect(validateReplyBody('   '), 'Enter a message.');
+  });
+
+  test('accepts a trimmed reply up to 4000 characters', () {
+    expect(validateReplyBody('  hello  '), isNull);
+    expect(validateReplyBody('a' * maxReplyLength), isNull);
+  });
+
+  test('rejects a reply over 4000 characters', () {
+    expect(
+      validateReplyBody('a' * (maxReplyLength + 1)),
+      'Message must be 4000 characters or fewer.',
+    );
+  });
+}