tests.

2026-04-16 11:48:37 +02:00
parent 7c000dcee5
commit 746f3c373c
10 changed files with 407 additions and 45 deletions
@@ -0,0 +1,79 @@
+#!/usr/bin/env dart
+// Checks that every non-excluded lib/ source file appears in coverage/lcov.info.
+// Run after: flutter test test/unit/ --coverage
+//
+// To exclude a file add its lib-relative path to [excluded] below.
+
+import 'dart:io';
+
+// Files excluded from the unit-coverage gate because they require integration
+// or widget tests (covered by `task integration` / `task test-flutter`).
+const _excluded = {
+  // Abstract interfaces — no executable code; Dart VM never instruments them.
+  'lib/core/repositories/account_repository.dart',
+  'lib/core/repositories/email_repository.dart',
+  'lib/core/repositories/mailbox_repository.dart',
+  // Data layer — requires Drift/SQLite, IMAP/SMTP network connections.
+  'lib/data/db/database.dart',
+  'lib/data/imap/imap_client_factory.dart',
+  'lib/data/repositories/account_repository_impl.dart',
+  'lib/data/repositories/email_repository_impl.dart',
+  'lib/data/repositories/mailbox_repository_impl.dart',
+  // Flutter wiring — requires full widget/app context.
+  'lib/di.dart',
+  'lib/main.dart',
+  'lib/ui/router.dart',
+  'lib/ui/screens/account_list_screen.dart',
+  'lib/ui/screens/add_account_screen.dart',
+  'lib/ui/screens/compose_screen.dart',
+  'lib/ui/screens/email_detail_screen.dart',
+  'lib/ui/screens/email_list_screen.dart',
+  'lib/ui/screens/mailbox_list_screen.dart',
+  'lib/ui/screens/settings_screen.dart',
+};
+
+void main() {
+  final lcovFile = File('coverage/lcov.info');
+  final measuredFiles = lcovFile.existsSync()
+      ? lcovFile
+          .readAsLinesSync()
+          .where((l) => l.startsWith('SF:'))
+          .map((l) => l.substring(3))
+          .toSet()
+      : <String>{};
+
+  final sourceFiles = Directory('lib')
+      .listSync(recursive: true)
+      .whereType<File>()
+      .where((f) => f.path.endsWith('.dart') && !f.path.endsWith('.g.dart'))
+      .map((f) => f.path.replaceFirst('./', ''))
+      .where((p) => !_excluded.contains(p))
+      .toList()
+    ..sort();
+
+  final missing = sourceFiles.where((f) => !measuredFiles.contains(f)).toList();
+
+  if (missing.isNotEmpty) {
+    for (final f in missing) {
+      stderr.writeln('MISSING from coverage: $f');
+    }
+    stderr.writeln(
+      'ERROR: ${missing.length} file(s) missing from unit coverage.\n'
+      'Add a test or add to _excluded in scripts/check_coverage.dart.',
+    );
+    exit(1);
+  }
+
+  int total = 0, hits = 0;
+  for (final line in lcovFile.readAsLinesSync()) {
+    if (!line.startsWith('DA:')) continue;
+    final count = int.parse(line.substring(3).split(',')[1]);
+    total++;
+    if (count > 0) hits++;
+  }
+  final pct = total > 0 ? (hits * 100 ~/ total) : 0;
+  stdout.writeln(
+    'coverage: $pct% across ${measuredFiles.length} measured files'
+    ' (${_excluded.length} excluded — see scripts/check_coverage.dart)',
+  );
+}