Migrate test block 30 + corelib portion of block 31 to Dart 2.0.

tests/corelib/uri_normalize_test.dart

-// 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.
-
-import "package:expect/expect.dart";
-
-testNormalizePath() {
-  test(String expected, String path, {String scheme, String host}) {
-    var uri = new Uri(scheme: scheme, host: host, path: path);
-    Expect.equals(expected, uri.toString());
-    if (scheme == null && host == null) {
-      Expect.equals(expected, uri.path);
-    }
-  }
-
-  var unreserved = "-._~0123456789"
-      "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
-      "abcdefghijklmnopqrstuvwxyz";
-
-  test("A", "%41");
-  test("AB", "%41%42");
-  test("%40AB", "%40%41%42");
-  test("a", "%61");
-  test("ab", "%61%62");
-  test("%60ab", "%60%61%62");
-  test(unreserved, unreserved);
-
-  var x = new StringBuffer();
-  for (int i = 32; i < 128; i++) {
-    if (unreserved.indexOf(new String.fromCharCode(i)) != -1) {
-      x.writeCharCode(i);
-    } else {
-      x.write("%");
-      x.write(i.toRadixString(16));
-    }
-  }
-  Expect.equals(x.toString().toUpperCase(),
-      new Uri(path: x.toString()).toString().toUpperCase());
-
-  // Normalized paths.
-
-  // Full absolute path normalization for absolute paths.
-  test("/a/b/c/", "/../a/./b/z/../c/d/..");
-  test("/a/b/c/", "/./a/b/c/");
-  test("/a/b/c/", "/./../a/b/c/");
-  test("/a/b/c/", "/./../a/b/c/.");
-  test("/a/b/c/", "/./../a/b/c/z/./..");
-  test("/", "/a/..");
-  // Full absolute path normalization for URIs with scheme.
-  test("s:a/b/c/", "../a/./b/z/../c/d/..", scheme: "s");
-  test("s:a/b/c/", "./a/b/c/", scheme: "s");
-  test("s:a/b/c/", "./../a/b/c/", scheme: "s");
-  test("s:a/b/c/", "./../a/b/c/.", scheme: "s");
-  test("s:a/b/c/", "./../a/b/c/z/./..", scheme: "s");
-  test("s:/", "/a/..", scheme: "s");
-  test("s:/", "a/..", scheme: "s");
-  // Full absolute path normalization for URIs with authority.
-  test("//h/a/b/c/", "../a/./b/z/../c/d/..", host: "h");
-  test("//h/a/b/c/", "./a/b/c/", host: "h");
-  test("//h/a/b/c/", "./../a/b/c/", host: "h");
-  test("//h/a/b/c/", "./../a/b/c/.", host: "h");
-  test("//h/a/b/c/", "./../a/b/c/z/./..", host: "h");
-  test("//h/", "/a/..", host: "h");
-  test("//h/", "a/..", host: "h");
-  // Partial relative normalization (allowing leading .. or ./ for current dir).
-  test("../a/b/c/", "../a/./b/z/../c/d/..");
-  test("a/b/c/", "./a/b/c/");
-  test("../a/b/c/", "./../a/b/c/");
-  test("../a/b/c/", "./../a/b/c/.");
-  test("../a/b/c/", "./../a/b/c/z/./..");
-  test("/", "/a/..");
-  test("./", "a/..");
-}
-
-main() {
-  testNormalizePath();
-}