switch html5lib to new pkg layout

tests/support.dart

Index: tests/support.dart
diff --git a/tests/support.dart b/tests/support.dart
deleted file mode 100644
index d3be471b8f12835ef0a3e9a9b0d56ed7b8b5e77d..0000000000000000000000000000000000000000
--- a/tests/support.dart
+++ /dev/null
@@ -1,179 +0,0 @@
-/** Support code for the tests in this directory. */
-#library('support');
-
-#import('dart:io');
-#import('../treebuilders/base.dart');
-#import('../treebuilders/simpletree.dart');
-
-typedef TreeBuilder TreeBuilderFactory(bool namespaceHTMLElements);
-
-Map _treeTypes;
-Map<String, TreeBuilderFactory> get treeTypes {
-  if (_treeTypes == null) {
-    // TODO(jmesserly): add DOM here once it's implemented
-    _treeTypes = { "simpletree": (useNs) => new TreeBuilder(useNs) };
-  }
-  return _treeTypes;
-}
-
-final testDataDir = '';
-
-typedef bool FileMatcher(String fileName);
-
-Future<List<String>> getDataFiles(String subdirectory, [FileMatcher matcher]) {
-  if (matcher == null) matcher = (path) => path.endsWith('.dat');
-
-  // TODO(jmesserly): should have listSync for scripting...
-  // This entire method was one line of Python code
-  var dir = new Directory.fromPath(new Path('tests/data/$subdirectory'));
-  var lister = dir.list();
-  var files = <String>[];
-  lister.onFile = (file) {
-    if (matcher(file)) files.add(file);
-  };
-  var completer = new Completer<List<String>>();
-  lister.onDone = (success) {
-    completer.complete(files);
-  };
-  return completer.future;
-}
-
-// TODO(jmesserly): make this class simpler. We could probably split on
-// "\n#" instead of newline and remove a lot of code.
-class TestData implements Iterable<Map> {
-  final String _text;
-  final String newTestHeading;
-
-  TestData(String filename, [this.newTestHeading = "data"])
-      // Note: can't use readAsLinesSync here because it splits on \r
-      : _text = new File(filename).readAsTextSync();
-
-  // Note: in Python this was a generator, but since we can't do that in Dart,
-  // it's easier to convert it into an upfront computation.
-  Iterator<Map> iterator() => _getData().iterator();
-
-  List<Map> _getData() {
-    var data = <String, String>{};
-    var key = null;
-    var result = <Map>[];
-    var lines = _text.split('\n');
-    int numLines = lines.length;
-    // Remove trailing newline to match Python
-    if (lines.last() == '') {
-      lines.removeLast();
-    }
-    for (var line in lines) {
-      var heading = sectionHeading(line);
-      if (heading != null) {
-        if (data.length > 0 && heading == newTestHeading) {
-          // Remove trailing newline
-          data[key] = data[key].substring(0, data[key].length - 1);
-          result.add(normaliseOutput(data));
-          data = <String, String>{};
-        }
-        key = heading;
-        data[key] = "";
-      } else if (key != null) {
-        data[key] = '${data[key]}$line\n';
-      }
-    }
-
-    if (data.length > 0) {
-      result.add(normaliseOutput(data));
-    }
-    return result;
-  }
-
-  /**
-   * If the current heading is a test section heading return the heading,
-   * otherwise return null.
-   */
-  static String sectionHeading(String line) {
-    return line.startsWith("#") ? line.substring(1).trim() : null;
-  }
-
-  static Map normaliseOutput(Map data) {
-    // Remove trailing newlines
-    data.forEach((key, value) {
-      if (value.endsWith("\n")) {
-        data[key] = value.substring(0, value.length - 1);
-      }
-    });
-    return data;
-  }
-}
-
-/**
- * Serialize the [document] into the html5 test data format.
- */
-testSerializer(Document document) {
-  return (new TestSerializer()..visit(document)).toString();
-}
-
-/** Serializes the DOM into test format. See [testSerializer]. */
-class TestSerializer extends TreeVisitor {
-  final StringBuffer _str;
-  int _indent = 0;
-  String _spaces = '';
-
-  TestSerializer() : _str = new StringBuffer();
-
-  String toString() => _str.toString();
-
-  int get indent => _indent;
-
-  set indent(int value) {
-    if (_indent == value) return;
-
-    var arr = new List<int>(value);
-    for (int i = 0; i < value; i++) {
-      arr[i] = 32;
-    }
-    _spaces = new String.fromCharCodes(arr);
-    _indent = value;
-  }
-
-  void _newline() {
-    if (_str.length > 0) _str.add('\n');
-    _str.add('|$_spaces');
-  }
-
-  visitNodeFallback(Node node) {
-    _newline();
-    _str.add(node);
-    visitChildren(node);
-  }
-
-  visitChildren(Node node) {
-    indent += 2;
-    for (var child in node.nodes) visit(child);
-    indent -= 2;
-  }
-
-  visitDocument(Document node) {
-    indent += 1;
-    for (var child in node.nodes) visit(child);
-    indent -= 1;
-  }
-
-  visitElement(Element node) {
-    _newline();
-    _str.add(node);
-    if (node.attributes.length > 0) {
-      indent += 2;
-      var keys = new List.from(node.attributes.getKeys());
-      keys.sort((x, y) => x.compareTo(y));
-      for (var key in keys) {
-        var v = node.attributes[key];
-        if (key is AttributeName) {
-          AttributeName attr = key;
-          key = "${attr.prefix} ${attr.name}";
-        }
-        _newline();
-        _str.add('$key="$v"');
-      }
-      indent -= 2;
-    }
-    visitChildren(node);
-  }
-}