blob: 0efa7aeb1f8f983c160ade4abdd945afc5c3ca02 [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 = 2.7
import 'dart:io';
import 'package:_fe_analyzer_shared/src/testing/features.dart';
import 'package:async_helper/async_helper.dart';
import 'package:compiler/src/closure.dart';
import 'package:compiler/src/common.dart';
import 'package:compiler/src/compiler.dart';
import 'package:compiler/src/elements/entities.dart';
import 'package:compiler/src/js_model/element_map.dart';
import 'package:compiler/src/js_model/js_strategy.dart';
import 'package:compiler/src/js_model/js_world.dart';
import 'package:compiler/src/ssa/logging.dart';
import 'package:compiler/src/ssa/ssa.dart';
import 'package:kernel/ast.dart' as ir;
import '../equivalence/id_equivalence.dart';
import '../equivalence/id_equivalence_helper.dart';
main(List<String> args) {
asyncTest(() async {
Directory dataDir = new Directory.fromUri(Platform.script.resolve('data'));
bool strict = args.contains('-s');
await checkTests(dataDir, new OptimizationDataComputer(strict: strict),
options: [], args: args);
});
}
class OptimizationDataValidator
implements DataInterpreter<OptimizationTestLog> {
final bool strict;
const OptimizationDataValidator({this.strict: false});
@override
String getText(OptimizationTestLog actualData, [String indentation]) {
Features features = new Features();
for (OptimizationLogEntry entry in actualData.entries) {
features.addElement(
entry.tag, entry.features.getText().replaceAll(',', '&'));
}
return features.getText();
}
@override
bool isEmpty(OptimizationTestLog actualData) {
return actualData == null || actualData.entries.isEmpty;
}
@override
String isAsExpected(OptimizationTestLog actualLog, String expectedLog) {
expectedLog ??= '';
if (expectedLog == '') {
return actualLog.entries.isEmpty
? null
: "Expected empty optimization log.";
}
if (expectedLog == '*') {
return null;
}
List<OptimizationLogEntry> actualDataEntries = actualLog.entries.toList();
Features expectedLogEntries = Features.fromText(expectedLog);
List<String> errorsFound = <String>[];
expectedLogEntries.forEach((String tag, dynamic expectedEntryData) {
List<OptimizationLogEntry> actualDataForTag =
actualDataEntries.where((data) => data.tag == tag).toList();
for (OptimizationLogEntry entry in actualDataForTag) {
actualDataEntries.remove(entry);
}
if (expectedEntryData == '') {
errorsFound.add("Unknown expected entry '$tag'");
} else if (expectedEntryData is List && expectedEntryData.isEmpty) {
if (actualDataForTag.isNotEmpty) {
errorsFound.add('Non-empty log found for tag $tag');
}
} else if (expectedEntryData == '*') {
// Anything allowed.
} else if (expectedEntryData is List) {
for (Object object in expectedEntryData) {
String expectedLogEntryText = '$object';
bool expectMatch = true;
if (expectedLogEntryText.startsWith('!')) {
expectedLogEntryText = expectedLogEntryText.substring(1);
expectMatch = false;
}
expectedLogEntryText = expectedLogEntryText.replaceAll('&', ',');
Features expectedLogEntry = Features.fromText(expectedLogEntryText);
bool matchFound = false;
for (OptimizationLogEntry actualLogEntry in actualDataForTag) {
bool validData = true;
expectedLogEntry.forEach((String key, Object expectedValue) {
Object actualValue = actualLogEntry.features[key];
if ('$actualValue' != '$expectedValue') {
validData = false;
}
});
if (validData) {
actualDataForTag.remove(actualLogEntry);
matchFound = true;
break;
}
}
if (expectMatch) {
if (!matchFound) {
errorsFound.add("No match found for $tag=[$object]");
}
} else {
if (matchFound) {
errorsFound.add("Unexpected match found for $tag=[$object]");
}
}
}
} else {
errorsFound.add("Unknown expected entry $tag=$expectedEntryData");
}
});
if (strict) {
for (OptimizationLogEntry entry in actualDataEntries) {
errorsFound.add("Extra entry ${entry.tag}=${entry.features.getText()}");
}
}
return errorsFound.isNotEmpty ? errorsFound.join(', ') : null;
}
}
class OptimizationDataComputer extends DataComputer<OptimizationTestLog> {
final bool strict;
const OptimizationDataComputer({this.strict: false});
/// Compute type inference data for [member] from kernel based inference.
///
/// Fills [actualMap] with the data.
@override
void computeMemberData(Compiler compiler, MemberEntity member,
Map<Id, ActualData<OptimizationTestLog>> actualMap,
{bool verbose: false}) {
JsClosedWorld closedWorld = compiler.backendClosedWorldForTesting;
JsToElementMap elementMap = closedWorld.elementMap;
MemberDefinition definition = elementMap.getMemberDefinition(member);
new OptimizationIrComputer(compiler.reporter, actualMap, elementMap, member,
compiler.backendStrategy, closedWorld.closureDataLookup)
.run(definition.node);
}
@override
DataInterpreter<OptimizationTestLog> get dataValidator =>
new OptimizationDataValidator(strict: strict);
}
/// AST visitor for computing inference data for a member.
class OptimizationIrComputer extends IrDataExtractor<OptimizationTestLog> {
final JsBackendStrategy _backendStrategy;
final JsToElementMap _elementMap;
final ClosureData _closureDataLookup;
OptimizationIrComputer(
DiagnosticReporter reporter,
Map<Id, ActualData<OptimizationTestLog>> actualMap,
this._elementMap,
MemberEntity member,
this._backendStrategy,
this._closureDataLookup)
: super(reporter, actualMap);
OptimizationTestLog getLog(MemberEntity member) {
SsaFunctionCompiler functionCompiler = _backendStrategy.functionCompiler;
return functionCompiler.optimizer.loggersForTesting[member];
}
OptimizationTestLog getMemberValue(MemberEntity member) {
if (member is FunctionEntity) {
return getLog(member);
}
return null;
}
@override
OptimizationTestLog computeMemberValue(Id id, ir.Member node) {
return getMemberValue(_elementMap.getMember(node));
}
@override
OptimizationTestLog computeNodeValue(Id id, ir.TreeNode node) {
if (node is ir.FunctionExpression || node is ir.FunctionDeclaration) {
ClosureRepresentationInfo info = _closureDataLookup.getClosureInfo(node);
return getMemberValue(info.callMethod);
}
return null;
}
}