chore: More tests

test/map_copy_extension_test.dart

@@ -0,0 +1,39 @@
+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import 'package:matrix_api_lite/matrix_api_lite.dart';
+import 'package:test/test.dart';
+
+void main() {
+  group('Map-copy-extension', () {
+    test('it should work', () {
+      final original = <String, dynamic>{
+        'attr': 'fox',
+        'child': <String, dynamic>{
+          'attr': 'bunny',
+          'list': [1, 2],
+        },
+      };
+      final copy = original.copy();
+      original['child']['attr'] = 'raccoon';
+      expect(copy['child']['attr'], 'bunny');
+      original['child']['list'].add(3);
+      expect(copy['child']['list'], [1, 2]);
+    });
+  });
+}

test/try_get_map_extension_test.dart

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+/*
+ *   Famedly Matrix SDK
+ *   Copyright (C) 2020 Famedly GmbH
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as
+ *   published by the Free Software Foundation, either version 3 of the
+ *   License, or (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import 'package:matrix_api_lite/matrix_api_lite.dart';
+import 'package:test/test.dart';
+
+void main() {
+  group('Try-get-map-extension', () {
+    test('it should work', () {
+      final data = <String, dynamic>{
+        'str': 'foxies',
+        'int': 42,
+        'list': [2, 3, 4],
+        'map': <String, dynamic>{
+          'beep': 'boop',
+        },
+      };
+      expect(data.tryGet<String>('str'), 'foxies');
+      expect(data.tryGet<int>('str'), null);
+      expect(data.tryGet<int>('int'), 42);
+      expect(data.tryGet<List>('list'), [2, 3, 4]);
+      expect(data.tryGet<Map<String, dynamic>>('map')?.tryGet<String>('beep'),
+          'boop');
+      expect(data.tryGet<Map<String, dynamic>>('map')?.tryGet<String>('meep'),
+          null);
+      expect(data.tryGet<Map<String, dynamic>>('pam')?.tryGet<String>('beep'),
+          null);
+    });
+  });
+}