test(neon): RelativeTime

packages/neon/neon/test/relative_time_test.dart

@@ -0,0 +1,40 @@
+import 'package:neon/src/utils/relative_time.dart';
+import 'package:test/test.dart';
+
+void main() {
+  group('RelativeTime', () {
+    test('now', () {
+      final dateTime = DateTime.now();
+
+      expect(dateTime.formatRelative(), 'now');
+    });
+
+    test('minutes', () {
+      final now = DateTime(2020, DateTime.april, 1, 20, 31);
+      final later = DateTime(2020, DateTime.april, 1, 20, 30);
+
+      expect(now.formatRelative(later), '1m');
+    });
+
+    test('hours', () {
+      final now = DateTime(2020, DateTime.april, 1, 20);
+      final later = DateTime(2020, DateTime.april, 1, 21);
+
+      expect(now.formatRelative(later), '1h');
+    });
+
+    test('days', () {
+      final now = DateTime(2020, DateTime.april, 2);
+      final later = DateTime(2020, DateTime.april, 3);
+
+      expect(now.formatRelative(later), '1d');
+    });
+
+    test('years', () {
+      final now = DateTime(2020);
+      final later = DateTime(2021);
+
+      expect(now.formatRelative(later), '1y');
+    });
+  });
+}