mirror of https://github.com/AMT-Cheif/drift.git
67 lines
2.0 KiB
Dart
67 lines
2.0 KiB
Dart
import 'package:sqlparser/sqlparser.dart';
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import 'package:test/test.dart';
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void main() {
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group('json with stable inference', () {
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_runTests(false);
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});
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group('json with types2', () {
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_runTests(true);
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});
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}
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void _runTests(bool types2) {
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ResolveResult findResult(String expression) {
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final engine = SqlEngine.withOptions(EngineOptions(
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enableExperimentalTypeInference: types2,
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enabledExtensions: const [Json1Extension()],
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));
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final result = engine.analyze('SELECT $expression;');
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final select = result.root as SelectStatement;
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final column = select.resultSet.resolvedColumns.single;
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return result.typeOf(column);
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}
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const resolvedString = ResolveResult(ResolvedType(type: BasicType.text));
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test('create json', () {
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expect(findResult("json('{}')"), resolvedString);
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expect(findResult("json_array('foo', 'bar')"), resolvedString);
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expect(findResult("json_insert('{}')"), resolvedString);
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expect(findResult("json_replace('{}')"), resolvedString);
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expect(findResult("json_set('{}')"), resolvedString);
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expect(findResult('json_object()'), resolvedString);
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expect(findResult("json_patch('{}', '{}')"), resolvedString);
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expect(findResult("json_remove('{}', '{}')"), resolvedString);
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expect(findResult("json_quote('foo')"), resolvedString);
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expect(findResult('json_group_array()'), resolvedString);
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expect(findResult('json_group_object()'), resolvedString);
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});
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test('json_type', () {
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expect(
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findResult("json_type('foo', 'bar')"),
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const ResolveResult(ResolvedType(type: BasicType.text, nullable: true)),
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);
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});
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test('json_valid', () {
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expect(
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findResult('json_valid()'), const ResolveResult(ResolvedType.bool()));
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});
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test('json_extract', () {
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expect(findResult('json_extract()'), const ResolveResult.unknown());
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});
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test('json_array_length', () {
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expect(
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findResult('json_array_length()'),
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const ResolveResult(ResolvedType(type: BasicType.int)),
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);
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});
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}
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