42 lines
1.4 KiB
Dart
42 lines
1.4 KiB
Dart
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// test/note_background_test.dart
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//
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// Covers the NoteBackground template enum decode (back-compat: missing/unknown →
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// blank) and the painter's shouldRepaint reacting to a background change.
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import 'package:flutter_test/flutter_test.dart';
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import 'package:badnote/editor/canvas/note_background.dart';
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void main() {
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group('noteBackgroundFromName', () {
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test('decodes each enum name round-trip', () {
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for (final b in NoteBackground.values) {
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expect(noteBackgroundFromName(b.name), b);
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}
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});
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test('null → blank (back-compat for legacy sidecars)', () {
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expect(noteBackgroundFromName(null), NoteBackground.blank);
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});
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test('unknown name → blank (forward-compat)', () {
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expect(noteBackgroundFromName('isometric'), NoteBackground.blank);
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expect(noteBackgroundFromName(''), NoteBackground.blank);
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});
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});
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group('NoteBackgroundPainter.shouldRepaint', () {
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test('repaints when the background changes', () {
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const a = NoteBackgroundPainter(NoteBackground.blank);
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const b = NoteBackgroundPainter(NoteBackground.dots);
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expect(a.shouldRepaint(b), isTrue);
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});
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test('does not repaint when the background is identical', () {
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const a = NoteBackgroundPainter(NoteBackground.grid);
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const b = NoteBackgroundPainter(NoteBackground.grid);
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expect(a.shouldRepaint(b), isFalse);
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});
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});
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}
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