blob: 1ac5fb3ad3c0316033a0867ec7cd0fee1127c3e2 [file] [log] [blame]
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
import 'dart:io' show Directory, Platform;
import 'package:_fe_analyzer_shared/src/testing/id.dart' show ActualData, Id;
import 'package:_fe_analyzer_shared/src/testing/id_testing.dart'
show DataInterpreter, runTests;
import 'package:_fe_analyzer_shared/src/testing/id_testing.dart';
import 'package:front_end/src/testing/id_testing_helper.dart';
import 'package:front_end/src/testing/id_testing_utils.dart';
import 'package:kernel/ast.dart' hide Variance;
main(List<String> args) async {
Directory dataDir = new Directory.fromUri(Platform.script
.resolve('../../../_fe_analyzer_shared/test/flow_analysis/type_promotion/'
'data'));
await runTests<DartType>(dataDir,
args: args,
createUriForFileName: createUriForFileName,
onFailure: onFailure,
runTest: runTestFor(
const TypePromotionDataComputer(), [cfeNonNullableOnlyConfig]));
}
class TypePromotionDataComputer extends DataComputer<DartType> {
const TypePromotionDataComputer();
@override
DataInterpreter<DartType> get dataValidator =>
const _TypePromotionDataInterpreter();
/// Function that computes a data mapping for [member].
///
/// Fills [actualMap] with the data.
void computeMemberData(
TestConfig config,
InternalCompilerResult compilerResult,
Member member,
Map<Id, ActualData<DartType>> actualMap,
{bool verbose}) {
member.accept(new TypePromotionDataExtractor(compilerResult, actualMap));
}
}
class TypePromotionDataExtractor extends CfeDataExtractor<DartType> {
TypePromotionDataExtractor(InternalCompilerResult compilerResult,
Map<Id, ActualData<DartType>> actualMap)
: super(compilerResult, actualMap);
@override
DartType computeNodeValue(Id id, TreeNode node) {
if (node is VariableGet) {
return node.promotedType;
}
return null;
}
}
class _TypePromotionDataInterpreter implements DataInterpreter<DartType> {
const _TypePromotionDataInterpreter();
@override
String getText(DartType actualData, [String indentation]) =>
typeToText(actualData, TypeRepresentation.analyzerNonNullableByDefault);
@override
String isAsExpected(DartType actualData, String expectedData) {
if (getText(actualData) == expectedData) {
return null;
} else {
return 'Expected $expectedData, got $actualData';
}
}
@override
bool isEmpty(DartType actualData) => actualData == null;
}