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[CFE] Parser test framework

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Change-Id: I1f27b380a2e6f8ea34d8ce66de6d581a1da8bf96
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/118572
Commit-Queue: Jens Johansen <jensj@google.com>
Reviewed-by: Johnni Winther <johnniwinther@google.com>
This commit is contained in:
Jens Johansen 2019-09-26 08:40:08 +00:00 committed by commit-bot@chromium.org
parent cff2b10a28
commit acfda5d837
35 changed files with 2399 additions and 0 deletions
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1
pkg/front_end/analysis_options_no_lints.yaml
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@ -9,6 +9,7 @@ analyzer:
- test/flow_analysis/nullability/data/**
- test/flow_analysis/reachability/data/**
- test/flow_analysis/type_promotion/data/**
- parser_testcases/**
- testcases/**
- test/id_testing/data/**
- test/language_versioning/data/**

1
pkg/front_end/parser_testcases/nnbd/nullCheckBeforeIndex.dart Normal file
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@ -0,0 +1 @@
f() { foo.bar!.baz[arg]; }

37
pkg/front_end/parser_testcases/nnbd/nullCheckBeforeIndex.dart.expect Normal file
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@ -0,0 +1,37 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(bar, !)
endBinaryExpression(.)
handleNonNullAssertExpression(!)
handleIdentifier(baz, expressionContinuation)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(baz, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckBeforeIndex_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { (foo.bar)!.baz[arg]; }

38
pkg/front_end/parser_testcases/nnbd/nullCheckBeforeIndex_with_parens.dart.expect Normal file
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@ -0,0 +1,38 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments())
handleNoArguments())
handleSend(bar, ))
endBinaryExpression(.)
handleParenthesizedExpression(()
handleNonNullAssertExpression(!)
handleIdentifier(baz, expressionContinuation)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(baz, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex.dart Normal file
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@ -0,0 +1 @@
f() { obj![arg]; }

27
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex.dart.expect Normal file
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@ -0,0 +1,27 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(obj, expression)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(obj, [)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex2.dart Normal file
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@ -0,0 +1 @@
f() { obj![arg]![arg2]; }

33
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex2.dart.expect Normal file
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@ -0,0 +1,33 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(obj, expression)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(obj, [)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleNonNullAssertExpression(!)
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex2_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { (((obj!)[arg])!)[arg2]; }

36
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex2_with_parens.dart.expect Normal file
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@ -0,0 +1,36 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(obj, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(obj, !)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleParenthesizedExpression(()
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex3.dart Normal file
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@ -0,0 +1 @@
f() { foo.bar![arg]; }

32
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex3.dart.expect Normal file
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@ -0,0 +1,32 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(bar, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex3_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { (foo.bar)![arg]; }

33
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex3_with_parens.dart.expect Normal file
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@ -0,0 +1,33 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments())
handleNoArguments())
handleSend(bar, ))
endBinaryExpression(.)
handleParenthesizedExpression(()
handleNonNullAssertExpression(!)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex4.dart Normal file
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@ -0,0 +1 @@
f() { foo!.bar![arg]; }

33
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex4.dart.expect Normal file
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@ -0,0 +1,33 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(foo, !)
handleNonNullAssertExpression(!)
handleIdentifier(bar, expressionContinuation)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(bar, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex4_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { ((foo!).bar!)[arg]; }

35
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex4_with_parens.dart.expect Normal file
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@ -0,0 +1,35 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(foo, !)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(bar, !)
endBinaryExpression(.)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex5.dart Normal file
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@ -0,0 +1 @@
f() { foo.bar![arg]![arg2]; }

38
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex5.dart.expect Normal file
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@ -0,0 +1,38 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(bar, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleNonNullAssertExpression(!)
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex5_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { (((foo.bar!)[arg])!)[arg2]; }

41
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex5_with_parens.dart.expect Normal file
View file

@ -0,0 +1,41 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(.)
handleNoArguments(.)
handleSend(foo, .)
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(bar, !)
endBinaryExpression(.)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleParenthesizedExpression(()
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex6.dart Normal file
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@ -0,0 +1 @@
f() { foo!.bar![arg]![arg2]; }

39
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex6.dart.expect Normal file
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@ -0,0 +1,39 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(foo, !)
handleNonNullAssertExpression(!)
handleIdentifier(bar, expressionContinuation)
handleNonNullAssertExpression(!)
handleNoTypeArguments([)
handleNoArguments([)
handleSend(bar, [)
endBinaryExpression(.)
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleNonNullAssertExpression(!)
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex6_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { ((((foo!).bar!)[arg])!)[arg2]; }

43
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex6_with_parens.dart.expect Normal file
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@ -0,0 +1,43 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(foo, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(foo, !)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(bar, expressionContinuation)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(bar, !)
endBinaryExpression(.)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleParenthesizedExpression(()
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg2, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg2, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

1
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex_with_parens.dart Normal file
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@ -0,0 +1 @@
f() { (obj!)[arg]; }

28
pkg/front_end/parser_testcases/nnbd/nullCheckOnIndex_with_parens.dart.expect Normal file
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@ -0,0 +1,28 @@
beginCompilationUnit(f)
beginMetadataStar(f)
endMetadataStar(0)
beginTopLevelMember(f)
beginTopLevelMethod(, null)
handleNoType()
handleIdentifier(f, topLevelFunctionDeclaration)
handleNoTypeVariables(()
beginFormalParameters((, MemberKind.TopLevelMethod)
endFormalParameters(0, (, ), MemberKind.TopLevelMethod)
handleAsyncModifier(null, null)
beginBlockFunctionBody({)
handleIdentifier(obj, expression)
handleNoTypeArguments(!)
handleNoArguments(!)
handleSend(obj, !)
handleNonNullAssertExpression(!)
handleParenthesizedExpression(()
handleIdentifier(arg, expression)
handleNoTypeArguments(])
handleNoArguments(])
handleSend(arg, ])
handleIndexedExpression([, ])
handleExpressionStatement(;)
endBlockFunctionBody(1, {, })
endTopLevelMethod(f, null, })
endTopLevelDeclaration()
endCompilationUnit(1, )

3
pkg/front_end/parser_testcases/parser.status Normal file
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@ -0,0 +1,3 @@
# 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.md file.

96
pkg/front_end/test/parser_test.dart Normal file
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@ -0,0 +1,96 @@
// 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.
import 'dart:async' show Future;
import 'dart:convert' show jsonDecode;
import 'dart:io' show File;
import 'dart:typed_data' show Uint8List;
import 'package:front_end/src/fasta/parser.dart' show Parser;
import 'package:front_end/src/fasta/scanner/utf8_bytes_scanner.dart'
show Utf8BytesScanner;
import 'package:front_end/src/scanner/token.dart' show Token;
import 'package:testing/testing.dart'
show
Chain,
ChainContext,
ExpectationSet,
Result,
Step,
TestDescription,
runMe;
import 'utils/kernel_chain.dart' show MatchContext;
import 'parser_test_listener.dart' show ParserTestListener;
const String EXPECTATIONS = '''
[
{
"name": "ExpectationFileMismatch",
"group": "Fail"
},
{
"name": "ExpectationFileMissing",
"group": "Fail"
}
]
''';
main([List<String> arguments = const []]) =>
runMe(arguments, createContext, configurationPath: "../testing.json");
Future<Context> createContext(
Chain suite, Map<String, String> environment) async {
return new Context(environment["updateExpectations"] == "true");
}
class Context extends ChainContext with MatchContext {
final updateExpectations;
Context(this.updateExpectations);
final List<Step> steps = const <Step>[
const ParserStep(),
];
final ExpectationSet expectationSet =
new ExpectationSet.fromJsonList(jsonDecode(EXPECTATIONS));
}
class ParserStep extends Step<TestDescription, TestDescription, Context> {
const ParserStep();
String get name => "parser";
Future<Result<TestDescription>> run(
TestDescription description, Context context) async {
File f = new File.fromUri(description.uri);
List<int> rawBytes = f.readAsBytesSync();
Uint8List bytes = new Uint8List(rawBytes.length + 1);
bytes.setRange(0, rawBytes.length, rawBytes);
Utf8BytesScanner scanner =
new Utf8BytesScanner(bytes, includeComments: true);
Token firstToken = scanner.tokenize();
if (firstToken == null) {
return crash(description, StackTrace.current);
}
ParserTestListener parserTestListener = new ParserTestListener();
Parser parser = new Parser(parserTestListener);
parser.parseUnit(firstToken);
return context.match<TestDescription>(
".expect", "${parserTestListener.sb}", description.uri, description);
}
}

1640
pkg/front_end/test/parser_test_listener.dart Normal file
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140
pkg/front_end/test/parser_test_listener_creator.dart Normal file
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// 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.
import 'dart:io';
import 'dart:typed_data';
import 'package:front_end/src/fasta/parser.dart';
import 'package:front_end/src/fasta/parser/formal_parameter_kind.dart';
import 'package:front_end/src/fasta/parser/listener.dart';
import 'package:front_end/src/fasta/parser/member_kind.dart';
import 'package:front_end/src/fasta/scanner/utf8_bytes_scanner.dart';
import 'package:front_end/src/scanner/token.dart';
main() {
File f = new File.fromUri(
Platform.script.resolve("../lib/src/fasta/parser/listener.dart"));
List<int> rawBytes = f.readAsBytesSync();
Uint8List bytes = new Uint8List(rawBytes.length + 1);
bytes.setRange(0, rawBytes.length, rawBytes);
Utf8BytesScanner scanner = new Utf8BytesScanner(bytes, includeComments: true);
Token firstToken = scanner.tokenize();
print("""
// 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.
import 'package:front_end/src/fasta/messages.dart';
import 'package:front_end/src/fasta/parser/assert.dart';
import 'package:front_end/src/fasta/parser/declaration_kind.dart';
import 'package:front_end/src/fasta/parser/formal_parameter_kind.dart';
import 'package:front_end/src/fasta/parser/identifier_context.dart';
import 'package:front_end/src/fasta/parser/listener.dart';
import 'package:front_end/src/fasta/parser/member_kind.dart';
import 'package:front_end/src/fasta/scanner/error_token.dart';
import 'package:front_end/src/scanner/token.dart';
// THIS FILE IS AUTO GENERATED BY 'test/parser_test_listener_creator.dart'
class ParserTestListener implements Listener {
int indent = 0;
StringBuffer sb = new StringBuffer();
void doPrint(String s) {
sb.writeln((" " * indent) + s);
}
""");
ParserCreatorListener listener = new ParserCreatorListener();
ClassMemberParser parser = new ClassMemberParser(listener);
parser.parseUnit(firstToken);
print("""
}
""");
}
class ParserCreatorListener extends Listener {
bool insideListenerClass = false;
String currentMethodName;
List<String> parameters = <String>[];
void beginClassDeclaration(Token begin, Token abstractToken, Token name) {
if (name.lexeme == "Listener") insideListenerClass = true;
}
void endClassDeclaration(Token beginToken, Token endToken) {
insideListenerClass = false;
}
void beginMethod(Token externalToken, Token staticToken, Token covariantToken,
Token varFinalOrConst, Token getOrSet, Token name) {
currentMethodName = name.lexeme;
}
void endClassMethod(Token getOrSet, Token beginToken, Token beginParam,
Token beginInitializers, Token endToken) {
if (insideListenerClass) {
Token token = beginToken;
Token latestToken;
while (true) {
if (latestToken != null && latestToken.charEnd < token.charOffset) {
stdout.write(" ");
}
stdout.write(token.lexeme);
if ((token is BeginToken &&
token.type == TokenType.OPEN_CURLY_BRACKET) ||
token is SimpleToken && token.type == TokenType.FUNCTION) {
break;
}
if (token == endToken) {
throw token.runtimeType;
}
latestToken = token;
token = token.next;
}
if (token is SimpleToken && token.type == TokenType.FUNCTION) {
stdout.write(" null;");
} else {
stdout.write("\n");
if (currentMethodName.startsWith("end")) {
stdout.write("indent--;\n");
}
stdout.write("doPrint('$currentMethodName(");
String separator = "";
for (int i = 0; i < parameters.length; i++) {
stdout.write(separator);
stdout.write(r"''$");
stdout.write(parameters[i]);
separator = ", ";
}
stdout.write(")');\n");
if (currentMethodName.startsWith("begin")) {
stdout.write("indent++;\n");
}
stdout.write("}");
}
stdout.write("\n\n");
}
parameters.clear();
currentMethodName = null;
}
void endFormalParameter(
Token thisKeyword,
Token periodAfterThis,
Token nameToken,
Token initializerStart,
Token initializerEnd,
FormalParameterKind kind,
MemberKind memberKind) {
parameters.add(nameToken.lexeme);
}
}

1
pkg/front_end/test/spell_checking_list_tests.txt
View file

@ -22,6 +22,7 @@ approval
approximation
asserter
auth
auto
autobianchi
b0x
b1x

11
pkg/front_end/testing.json
View file

@ -176,6 +176,17 @@
],
"exclude": []
},
{
"name": "parser_test",
"kind": "Chain",
"source": "test/parser_test.dart",
"path": "parser_testcases/",
"status": "parser_testcases/parser.status",
"pattern": [
"\\.dart$"
],
"exclude": []
},
{
"name": "lint_test",
"kind": "Chain",