Commit 01afcb9

@@ -0,0 +1,54 @@
+import 'package:blood_pressure_app/components/settings/slider_list_tile.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  group('SliderListTile', () {
+    testWidgets('should not throw without errors', (widgetTester) async {
+      await widgetTester.pumpWidget(_materialApp(SliderListTile(
+        title: const Text('test title'),
+        onChanged: (double newValue) {  },
+        value: 15,
+        min: 1,
+        max: 20,
+      )));
+      await widgetTester.pumpWidget(_materialApp(SliderListTile(
+        title: const Text('Very long title that could overflow'),
+        onChanged: (double newValue) {  },
+        value: 15,
+        min: 1,
+        max: 20,
+        stepSize: 0.001,
+        leading: const Icon(Icons.add),
+        trailing: const Icon(Icons.add),
+      )));
+    });
+    testWidgets('should report value changes', (widgetTester) async {
+      int callCount = 0;
+      await widgetTester.pumpWidget(_materialApp(SliderListTile(
+        title: const Text('title'),
+        onChanged: (double newValue) {
+          callCount += 1;
+          expect(newValue, 8);
+        },
+        value: 3,
+        min: 1,
+        max: 10,
+      )));
+
+      final topLeft = widgetTester.getTopLeft(find.byType(Slider));
+      final bottomRight = widgetTester.getBottomRight(find.byType(Slider));
+
+      final slider8Position = topLeft + ((bottomRight - topLeft) * 8 / 10);
+      await widgetTester.tapAt(slider8Position);
+      await widgetTester.pumpAndSettle();
+      expect(callCount, 1);
+    });
+  });
+}
+
+Widget _materialApp(Widget child) {
+  return MaterialApp(
+    home: Scaffold(body: child),
+  );
+}
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