Add corelib tests

test/codegen/corelib/uri_query_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";
+
+void testInvalidArguments() {
+}
+
+void testEncodeQueryComponent() {
+  // This exact data is from posting a form in Chrome 26 with the one
+  // exception that * is encoded as %30 and ~ is not encoded as %7E.
+  Expect.equals(
+      "%21%22%23%24%25%26%27%28%29%2A%2B%2C-.%2F%"
+      "3A%3B%3C%3D%3E%3F%40%5B%5C%5D%5E_%60%7B%7C%7D~",
+      Uri.encodeQueryComponent("!\"#\$%&'()*+,-./:;<=>?@[\\]^_`{|}~"));
+  Expect.equals("+%2B+", Uri.encodeQueryComponent(" + "));
+  Expect.equals("%2B+%2B", Uri.encodeQueryComponent("+ +"));
+}
+
+void testQueryParameters() {
+  test(String query, Map<String, String> parameters, [String normalizedQuery]) {
+    if (normalizedQuery == null) normalizedQuery = query;
+    check(uri) {
+      Expect.isTrue(uri.hasQuery);
+      Expect.equals(normalizedQuery, uri.query);
+      Expect.equals("?$normalizedQuery", uri.toString());
+      if (parameters.containsValue(null)) {
+        var map = new Map.from(parameters);
+        map.forEach((k, v) { if (v == null) map[k] = ""; });
+        Expect.mapEquals(map, uri.queryParameters);
+      } else {
+        Expect.mapEquals(parameters, uri.queryParameters);
+      }
+    }
+
+    var uri1 = new Uri(queryParameters: parameters);
+    var uri2 = new Uri(query: query);
+    var uri3 = Uri.parse("?$query");
+    check(uri1);
+    if (query != "") {
+      check(uri2);
+    } else {
+      Expect.isFalse(uri2.hasQuery);
+    }
+    check(uri3);
+    Expect.equals(uri1, uri3);
+    if (query != "") Expect.equals(uri2, uri3);
+    if (parameters.containsValue(null)) {
+      var map = new Map.from(parameters);
+      map.forEach((k, v) { if (v == null) map[k] = ""; });
+      Expect.mapEquals(map, Uri.splitQueryString(query));
+    } else {
+      Expect.mapEquals(parameters, Uri.splitQueryString(query));
+    }
+  }
+
+  test("", {});
+  test("A", {"A": null});
+  test("%25", {"%": null});
+  test("%41", {"A": null}, "A");
+  test("%41A", {"AA": null}, "AA");
+  test("A", {"A": ""});
+  test("%25", {"%": ""});
+  test("%41", {"A": ""}, "A");
+  test("%41A", {"AA": ""}, "AA");
+  test("A=a", {"A": "a"});
+  test("%25=a", {"%": "a"});
+  test("%41=%61", {"A": "a"}, "A=a");
+  test("A=+", {"A": " "});
+  test("A=%2B", {"A": "+"});
+  test("A=a&B", {"A": "a", "B": null});
+  test("A=a&B", {"A": "a", "B": ""});
+  test("A=a&B=b", {"A": "a", "B": "b"});
+  test("%41=%61&%42=%62", {"A": "a", "B": "b"}, "A=a&B=b");
+
+  var unreserved = "-._~0123456789"
+                   "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+                   "abcdefghijklmnopqrstuvwxyz";
+  var encoded = new StringBuffer();
+  var allEncoded = new StringBuffer();
+  var unencoded = new StringBuffer();
+  for (int i = 32; i < 128; i++) {
+    if (i == 32) {
+      encoded.write("+");
+    } else if (unreserved.indexOf(new String.fromCharCode(i)) != -1) {
+      encoded.writeCharCode(i);
+    } else {
+      encoded.write("%");
+      encoded.write(i.toRadixString(16).toUpperCase());
+    }
+    if (i == 32) {
+      allEncoded.write("+");
+    } else {
+      allEncoded.write("%");
+      allEncoded.write(i.toRadixString(16).toUpperCase());
+    }
+    unencoded.writeCharCode(i);
+  }
+  encoded = encoded.toString();
+  unencoded = unencoded.toString();
+  test("a=$encoded", {"a": unencoded});
+  test("a=$encoded&b=$encoded", {"a": unencoded, "b": unencoded});
+
+  var map = new Map();
+  map[unencoded] = unencoded;
+  test("$encoded=$encoded", map);
+  test("$encoded=$allEncoded", map, "$encoded=$encoded");
+  test("$allEncoded=$encoded", map, "$encoded=$encoded");
+  test("$allEncoded=$allEncoded", map, "$encoded=$encoded");
+  map[unencoded] = null;
+  test("$encoded", map);
+  map[unencoded] = "";
+  test("$encoded", map);
+}
+
+testInvalidQueryParameters() {
+  test(String query, Map<String, String> parameters) {
+    check(uri) {
+      Expect.equals(query, uri.query);
+      if (query.isEmpty) {
+        Expect.equals(query, uri.toString());
+      } else {
+        Expect.equals("?$query", uri.toString());
+      }
+      if (parameters.containsValue(null)) {
+      } else {
+        Expect.mapEquals(parameters, uri.queryParameters);
+      }
+    }
+
+    var uri1 = new Uri(query: query);
+    var uri2 = Uri.parse("?$query");
+    check(uri1);
+    check(uri2);
+    Expect.equals(uri1, uri2);
+  }
+
+  test("=", {});
+  test("=xxx", {});
+  test("===", {});
+  test("=xxx=yyy=zzz", {});
+  test("=&=&=", {});
+  test("=xxx&=yyy&=zzz", {});
+  test("&=&=&", {});
+  test("&=xxx&=xxx&", {});
+}
+
+testQueryParametersImmutableMap() {
+  test(map) {
+    bool isUnsupported(e) => e is UnsupportedError;
+
+    Expect.isTrue(map.containsValue("b"));
+    Expect.isTrue(map.containsKey("a"));
+    Expect.equals("b", map["a"]);
+    Expect.throws(() => map["a"] = "c", isUnsupported);
+    Expect.throws(() => map.putIfAbsent("b", () => "e"), isUnsupported);
+    Expect.throws(() => map.remove("a"), isUnsupported);
+    Expect.throws(() => map.clear(), isUnsupported);
+    var count = 0;
+    map.forEach((key, value) => count++);
+    Expect.equals(2, count);
+    Expect.equals(2, map.keys.length);
+    Expect.equals(2, map.values.length);
+    Expect.equals(2, map.length);
+    Expect.isFalse(map.isEmpty);
+    Expect.isTrue(map.isNotEmpty);
+  }
+
+  test(Uri.parse("?a=b&c=d").queryParameters);
+  test(new Uri(queryParameters: {"a": "b", "c": "d"}).queryParameters);
+}
+
+main() {
+  testInvalidArguments();
+  testEncodeQueryComponent();
+  testQueryParameters();
+  testInvalidQueryParameters();
+  testQueryParametersImmutableMap();
+}