Migrate all LayoutTests/dart/dom to main repo.

client/tests/client/dom/HTMLCollectionTest.dart

Index: client/tests/client/dom/HTMLCollectionTest.dart
diff --git a/client/tests/client/dom/HTMLCollectionTest.dart b/client/tests/client/dom/HTMLCollectionTest.dart
new file mode 100644
index 0000000000000000000000000000000000000000..275673d33827e625db6861a3352e3195dfbfe65a
--- /dev/null
+++ b/client/tests/client/dom/HTMLCollectionTest.dart
@@ -0,0 +1,276 @@
+#library('HTMLCollectionTest');
+#import('../../../testing/unittest/unittest.dart');
+#import('dart:dom');
+
+// Test that HTMLCollection implements List<T>
+main() {
+  HTMLElement insertTestDiv() {
+    HTMLElement element = document.createElement('div');
+    element.innerHTML = @"""
+<div id='allChecked'>
+<input type="checkbox" name="c1" value="1" checked="yes">
+<input type="checkbox" name="c2" value="2" checked="yes">
+<input type="checkbox" name="c3" value="3" checked="yes">
+<input type="checkbox" name="c4" value="4" checked="yes">
+</div>
+<div id='someChecked'>
+<input type="checkbox" name="s1" value="1" checked="yes">
+<input type="checkbox" name="s2" value="2">
+<input type="checkbox" name="s3" value="3" checked="yes">
+<input type="checkbox" name="s4" value="4">
+</div>
+<div id='noneChecked'>
+<input type="checkbox" name="n1" value="1">
+<input type="checkbox" name="n2" value="2">
+<input type="checkbox" name="n3" value="3">
+<input type="checkbox" name="n4" value="4">
+</div>
+<div id='emptyDiv'></div>
+""";
+    document.body.appendChild(element);
+    return element;
+  }
+
+  forLayoutTests();
+  test('IsList', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    Expect.isTrue(eachChecked is List);
+
+    document.body.removeChild(root);
+  });
+  test('Every', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, eachChecked.length);
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.isTrue(eachChecked.every((x) => x.checked));
+    Expect.isFalse(eachChecked.every((x) => !x.checked));
+    Expect.isFalse(someChecked.every((x) => x.checked));
+    Expect.isFalse(someChecked.every((x) => !x.checked));
+    Expect.isFalse(noneChecked.every((x) => x.checked));
+    Expect.isTrue(noneChecked.every((x) => !x.checked));
+
+    document.body.removeChild(root);
+  });
+  test('Some', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, eachChecked.length);
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.isTrue(eachChecked.some((x) => x.checked));
+    Expect.isFalse(eachChecked.some((x) => !x.checked));
+    Expect.isTrue(someChecked.some((x) => x.checked));
+    Expect.isTrue(someChecked.some((x) => !x.checked));
+    Expect.isFalse(noneChecked.some((x) => x.checked));
+    Expect.isTrue(noneChecked.some((x) => !x.checked));
+
+    document.body.removeChild(root);
+  });
+  test('Filter', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, eachChecked.length);
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.equals(4, eachChecked.filter((x) => x.checked).length);
+    Expect.equals(0, eachChecked.filter((x) => !x.checked).length);
+    Expect.equals(2, someChecked.filter((x) => x.checked).length);
+    Expect.equals(2, someChecked.filter((x) => !x.checked).length);
+    Expect.equals(0, noneChecked.filter((x) => x.checked).length);
+    Expect.equals(4, noneChecked.filter((x) => !x.checked).length);
+
+    document.body.removeChild(root);
+  });
+  test('IsEmpty', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection emptyDiv =
+        document.getElementById('emptyDiv').dynamic.children;
+
+    Expect.equals(4, someChecked.length);
+    Expect.equals(0, emptyDiv.length);
+
+    Expect.isFalse(someChecked.isEmpty());
+    Expect.isTrue(emptyDiv.isEmpty());
+
+    document.body.removeChild(root);
+  });
+
+  int countWithForEach(collection, predicate) {
+    int count = 0;
+    collection.forEach((element) {
+        if (predicate(element)) count++;
+      });
+    return count;
+  }
+
+  test('ForEach', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, eachChecked.length);
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.equals(4, countWithForEach(eachChecked, (x) => x.checked));
+    Expect.equals(0, countWithForEach(eachChecked, (x) => !x.checked));
+    Expect.equals(2, countWithForEach(someChecked, (x) => x.checked));
+    Expect.equals(2, countWithForEach(someChecked, (x) => !x.checked));
+    Expect.equals(0, countWithForEach(noneChecked, (x) => x.checked));
+    Expect.equals(4, countWithForEach(noneChecked, (x) => !x.checked));
+
+    document.body.removeChild(root);
+  });
+
+  int countWithForLoop(collection, predicate) {
+    int count = 0;
+    for (var element in collection) {
+      if (predicate(element)) count++;
+    }
+    return count;
+  }
+
+  test('ForLoop', () {  // Uses iterator.
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection eachChecked =
+        document.getElementById('allChecked').dynamic.children;
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, eachChecked.length);
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.equals(4, countWithForLoop(eachChecked, (x) => x.checked));
+    Expect.equals(0, countWithForLoop(eachChecked, (x) => !x.checked));
+    Expect.equals(2, countWithForLoop(someChecked, (x) => x.checked));
+    Expect.equals(2, countWithForLoop(someChecked, (x) => !x.checked));
+    Expect.equals(0, countWithForLoop(noneChecked, (x) => x.checked));
+    Expect.equals(4, countWithForLoop(noneChecked, (x) => !x.checked));
+
+    document.body.removeChild(root);
+  });
+  test('Last', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    Expect.equals(4, someChecked.length);
+
+    Expect.equals(someChecked[3], someChecked.last());
+
+    document.body.removeChild(root);
+  });
+  test('IndexOf', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.equals(0, someChecked.indexOf(someChecked[0], 0));
+    Expect.equals(1, someChecked.indexOf(someChecked[1], 0));
+    Expect.equals(2, someChecked.indexOf(someChecked[2], 0));
+    Expect.equals(3, someChecked.indexOf(someChecked[3], 0));
+
+    Expect.equals(-1, someChecked.indexOf(someChecked[0], 1));
+    Expect.equals(-1, someChecked.indexOf(someChecked[1], 2));
+    Expect.equals(-1, someChecked.indexOf(someChecked[2], 3));
+    Expect.equals(-1, someChecked.indexOf(someChecked[3], 4));
+
+
+    Expect.equals(-1, someChecked.indexOf(noneChecked[0], 0));
+    Expect.equals(-1, noneChecked.indexOf(someChecked[0], 0));
+    Expect.equals(-1, someChecked.indexOf(noneChecked[1], 0));
+    Expect.equals(-1, noneChecked.indexOf(someChecked[1], 0));
+
+    document.body.removeChild(root);
+  });
+  test('LastIndexOf', () {
+    HTMLElement root = insertTestDiv();
+
+    HTMLCollection someChecked =
+        document.getElementById('someChecked').dynamic.children;
+
+    HTMLCollection noneChecked =
+        document.getElementById('noneChecked').dynamic.children;
+
+    Expect.equals(4, someChecked.length);
+    Expect.equals(4, noneChecked.length);
+
+    Expect.equals(0, someChecked.lastIndexOf(someChecked[0], 3));
+    Expect.equals(1, someChecked.lastIndexOf(someChecked[1], 3));
+    Expect.equals(2, someChecked.lastIndexOf(someChecked[2], 3));
+    Expect.equals(3, someChecked.lastIndexOf(someChecked[3], 3));
+
+    Expect.equals(-1, someChecked.lastIndexOf(someChecked[0], -1));
+    Expect.equals(-1, someChecked.lastIndexOf(someChecked[1], 0));
+    Expect.equals(-1, someChecked.lastIndexOf(someChecked[2], 1));
+    Expect.equals(-1, someChecked.lastIndexOf(someChecked[3], 2));
+
+    Expect.equals(-1, someChecked.lastIndexOf(noneChecked[0], 3));
+    Expect.equals(-1, noneChecked.lastIndexOf(someChecked[0], 3));
+    Expect.equals(-1, someChecked.lastIndexOf(noneChecked[1], 3));
+    Expect.equals(-1, noneChecked.lastIndexOf(someChecked[1], 3));
+
+    document.body.removeChild(root);
+  });
+}