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Unified Diff: pkg/analyzer_experimental/test/services/test_utils.dart

Issue 45573002: Rename analyzer_experimental to analyzer. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Tweaks before publishing. Created 7 years, 2 months ago
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Index: pkg/analyzer_experimental/test/services/test_utils.dart
diff --git a/pkg/analyzer_experimental/test/services/test_utils.dart b/pkg/analyzer_experimental/test/services/test_utils.dart
deleted file mode 100644
index bd92f68b86012c72100cf7262ac2ad970aef137d..0000000000000000000000000000000000000000
--- a/pkg/analyzer_experimental/test/services/test_utils.dart
+++ /dev/null
@@ -1,215 +0,0 @@
-// Copyright (c) 2013, 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.
-
-library test_utils;
-
-import 'package:unittest/unittest.dart';
-
-import 'package:analyzer_experimental/src/generated/java_core.dart' show CharSequence;
-import 'package:analyzer_experimental/src/generated/engine.dart' show AnalysisContext, AnalysisContextImpl;
-import 'package:analyzer_experimental/src/generated/source.dart';
-import 'package:analyzer_experimental/src/generated/error.dart';
-import 'package:analyzer_experimental/src/generated/scanner.dart';
-import 'package:analyzer_experimental/src/generated/ast.dart';
-import 'package:analyzer_experimental/src/generated/parser.dart';
-
-
-/// Instances of the class [_GatheringErrorListener] implement an error listener
-/// that collects all of the errors passed to it for later examination.
-class _GatheringErrorListener implements AnalysisErrorListener {
-
- /// The source being parsed.
- String _rawSource;
-
- /// The source being parsed after inserting a marker at the beginning and end
- /// of the range of the most recent error.
- String _markedSource;
-
- /// A list containing the errors that were collected.
- final List<AnalysisError> _errors = new List<AnalysisError>();
-
- /// A table mapping sources to the line information for the source.
- final Map<Source, LineInfo> _lineInfoMap = new Map<Source, LineInfo>();
-
- void onError(AnalysisError error) {
- if (_rawSource != null) {
- var left = error.offset;
- var right = left + error.length - 1;
- _markedSource = '${_rawSource.substring(0, left)}^${_rawSource.substring(left, right)}^${_rawSource.substring(right)}';
- }
- _errors.add(error);
- }
-
-
- /// Sets the line information associated with the given source to the given
- /// information.
- void setLineInfo(Source source, List<int> lineStarts) {
- _lineInfoMap[source] = new LineInfo(lineStarts);
- }
-
-
- /// Asserts that the number of errors that have been gathered matches the
- /// number of errors that are given and that they have the expected error
- /// codes. The order in which the errors were gathered is ignored.
- void expectErrors(List<ErrorCode> expectedErrorCodes) {
- var builder = new StringBuffer();
- var expectedCounts = new Map<ErrorCode, int>();
-
- for (var code in expectedErrorCodes) {
- var count = expectedCounts[code];
- if (count == null) {
- count = 1;
- } else {
- count = count + 1;
- }
- expectedCounts[code] = count;
- }
-
- var errorsByCode = new Map<ErrorCode, List<AnalysisError>>();
- for (var error in _errors) {
- var code = error.errorCode;
- var list = errorsByCode[code];
- if (list == null) {
- list = new List<AnalysisError>();
- errorsByCode[code] = list;
- }
- list.add(error);
- }
-
- for (var entry in _getMapEntrySet(expectedCounts)) {
- var code = entry.getKey();
- var expectedCount = entry.getValue();
- var actualCount;
-
- var list = errorsByCode.remove(code);
- if (list == null) {
- actualCount = 0;
- } else {
- actualCount = list.length;
- }
-
- if (actualCount != expectedCount) {
- if (builder.length == 0) {
- builder.write('Expected ');
- } else {
- builder.write('; ');
- }
- builder.write(expectedCount);
- builder.write(' errors of type ');
- builder.write(code);
- builder.write(', found ');
- builder.write(actualCount);
- }
- }
-
- for (var entry in _getMapEntrySet(errorsByCode)) {
- var code = entry.getKey();
- var actualErrors = entry.getValue();
- var actualCount = actualErrors.length;
-
- if (builder.length == 0) {
- builder.write('Expected ');
- } else {
- builder.write('; ');
- }
-
- builder.write('0 errors of type ');
- builder.write(code);
- builder.write(', found ');
- builder.write(actualCount);
- builder.write(' (');
-
- for (int i = 0; i < actualErrors.length; i++) {
- var error = actualErrors[i];
- if (i > 0) {
- builder.write(', ');
- }
- builder.write(error.offset);
- }
-
- builder.write(')');
- }
-
- if (builder.length > 0) {
- fail(builder.toString());
- }
- }
-
-}
-
-
-Set<_MapEntry> _getMapEntrySet(Map m) {
- var result = new Set();
- m.forEach((k, v) {
- result.add(new _MapEntry(k, v));
- });
- return result;
-}
-
-
-class _MapEntry<K, V> {
- K _key;
- V _value;
- _MapEntry(this._key, this._value);
- K getKey() => _key;
- V getValue() => _value;
-}
-
-
-class _TestSource implements Source {
-
- bool operator == (Object object) => object is _TestSource;
-
- AnalysisContext get context => _unsupported();
-
- void getContents(Source_ContentReceiver receiver) => _unsupported();
-
- String get fullName => _unsupported();
-
- String get shortName => _unsupported();
-
- String get encoding => _unsupported();
-
- int get modificationStamp =>_unsupported();
-
- UriKind get uriKind => _unsupported();
-
- bool exists() => true;
-
- bool get isInSystemLibrary => _unsupported();
-
- Source resolve(String uri) => _unsupported();
-
- Source resolveRelative(Uri uri) => _unsupported();
-
-}
-
-
-_unsupported() => throw new _UnsupportedOperationException();
-
-class _UnsupportedOperationException implements Exception {
- String toString() => 'UnsupportedOperationException';
-}
-
-
-/// Parse the given [source] as a statement and assert, if provided, that
-/// exactly a given set of [expectedErrorCodes] are encountered.
-Statement parseStatement(String source, [List<ErrorCode> expectedErrorCodes]) {
-
- var listener = new _GatheringErrorListener();
- var reader = new CharSequenceReader(new CharSequence(source));
- var scanner = new Scanner(null, reader, listener);
- listener.setLineInfo(new _TestSource(), scanner.lineStarts);
-
- var token = scanner.tokenize();
- var parser = new Parser(null, listener);
- var statement = parser.parseStatement(token);
- expect(statement, isNotNull);
-
- if (expectedErrorCodes != null) {
- listener.expectErrors(expectedErrorCodes);
- }
-
- return statement;
-}
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