jmesserly@google.com
068dec6712
R=sigmund@google.com Review URL: https://chromiumcodereview.appspot.com//23224003 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@26404 260f80e4-7a28-3924-810f-c04153c831b5
112 lines
3.4 KiB
Dart
112 lines
3.4 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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/** Common definitions used for setting up the test environment. */
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library testing;
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import 'dart:async';
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import 'dart:io';
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import 'package:csslib/visitor.dart';
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import 'package:html5lib/dom.dart';
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import 'package:html5lib/parser.dart';
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import 'package:polymer/src/analyzer.dart';
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import 'package:polymer/src/compiler.dart';
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import 'package:polymer/src/file_system.dart';
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import 'package:polymer/src/info.dart';
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import 'package:polymer/src/messages.dart';
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import 'package:polymer/src/compiler_options.dart';
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import 'package:polymer/src/files.dart';
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import 'package:polymer/src/utils.dart';
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Document parseDocument(String html) => parse(html);
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Element parseSubtree(String html) => parseFragment(html).nodes[0];
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FileInfo analyzeDefinitionsInTree(Document doc, Messages messages,
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{String packageRoot: 'packages'}) {
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return analyzeDefinitions(new GlobalInfo(), new UrlInfo('', '', null),
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doc, packageRoot, messages);
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}
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/** Parses files in [fileContents], with [mainHtmlFile] being the main file. */
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List<SourceFile> parseFiles(Map<String, String> fileContents,
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[String mainHtmlFile = 'index.html']) {
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var result = <SourceFile>[];
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fileContents.forEach((filename, contents) {
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var src = new SourceFile(filename);
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src.document = parse(contents);
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result.add(src);
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});
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return result;
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}
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/** Analyze all files. */
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Map<String, FileInfo> analyzeFiles(List<SourceFile> files,
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{Messages messages, String packageRoot: 'packages'}) {
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messages = messages == null ? new Messages.silent() : messages;
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var result = new Map<String, FileInfo>();
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// analyze definitions
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var global = new GlobalInfo();
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for (var file in files) {
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var path = file.path;
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result[path] = analyzeDefinitions(global, new UrlInfo(path, path, null),
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file.document, packageRoot, messages);
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}
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// analyze file contents
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var uniqueIds = new IntIterator();
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var pseudoElements = new Map();
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for (var file in files) {
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analyzeFile(file, result, uniqueIds, pseudoElements, messages, true);
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}
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return result;
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}
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Compiler createCompiler(Map files, Messages messages, {bool errors: false,
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bool scopedCss: false}) {
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List baseOptions = ['--no-colors', '-o', 'out', '--deploy', 'index.html'];
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if (errors) baseOptions.insert(0, '--warnings_as_errors');
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if (scopedCss) baseOptions.insert(0, '--scoped-css');
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var options = CompilerOptions.parse(baseOptions);
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var fs = new MockFileSystem(files);
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return new Compiler(fs, options, messages);
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}
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String prettyPrintCss(StyleSheet styleSheet) =>
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((new CssPrinter())..visitTree(styleSheet)).toString();
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/**
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* Abstraction around file system access to work in a variety of different
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* environments.
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*/
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class MockFileSystem extends FileSystem {
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final Map _files;
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final Map readCount = {};
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MockFileSystem(this._files);
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Future readTextOrBytes(String filename) => readText(filename);
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Future<String> readText(String path) {
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readCount[path] = readCount.putIfAbsent(path, () => 0) + 1;
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var file = _files[path];
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if (file != null) {
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return new Future.value(file);
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} else {
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return new Future.error(
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new FileException('MockFileSystem: $path not found'));
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}
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}
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// Compiler doesn't call these
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void writeString(String outfile, String text) {}
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Future flush() {}
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}
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