2019-02-14 07:53:52 -08:00
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import 'package:sally/sally.dart';
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import 'package:test_api/test_api.dart';
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2019-02-17 04:07:27 -08:00
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import 'data/tables/todos.dart';
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import 'data/utils/mocks.dart';
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2019-02-14 07:53:52 -08:00
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void main() {
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TodoDb db;
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MockExecutor executor;
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MockStreamQueries streamQueries;
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setUp(() {
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executor = MockExecutor();
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streamQueries = MockStreamQueries();
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db = TodoDb(executor)..streamQueries = streamQueries;
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});
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group('Generates DELETE statements', () {
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test('without any constraints', () async {
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await db.delete(db.users).go();
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verify(executor.runDelete('DELETE FROM users;', argThat(isEmpty)));
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});
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test('for complex components', () async {
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await (db.delete(db.users)
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2019-02-19 01:42:30 -08:00
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..where((u) => or(not(u.isAwesome), u.id.isSmallerThanValue(100))))
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2019-02-14 07:53:52 -08:00
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.go();
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verify(executor.runDelete(
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2019-02-19 01:42:30 -08:00
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'DELETE FROM users WHERE (NOT (is_awesome = 1)) OR (id < ?);',
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2019-02-14 07:53:52 -08:00
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[100]));
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});
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});
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2019-02-19 01:01:33 -08:00
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group('executes DELETE statements', () {
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test('and reports the correct amount of affected rows', () async {
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when(executor.runDelete(any, any)).thenAnswer((_) async => 12);
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expect(await db.delete(db.users).go(), 12);
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});
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});
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2019-02-14 07:53:52 -08:00
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group('Table updates for delete statements', () {
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test('are issued when data was changed', () async {
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when(executor.runDelete(any, any)).thenAnswer((_) => Future.value(3));
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await db.delete(db.users).go();
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verify(streamQueries.handleTableUpdates('users'));
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});
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2019-02-14 08:25:41 -08:00
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test('are not issued when no data was changed', () async {
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2019-02-14 07:53:52 -08:00
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when(executor.runDelete(any, any)).thenAnswer((_) => Future.value(0));
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await db.delete(db.users).go();
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verifyNever(streamQueries.handleTableUpdates(any));
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});
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});
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2019-02-14 08:55:31 -08:00
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}
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