[DevTools] Replace ViewportControl with ListControl.

third_party/WebKit/LayoutTests/http/tests/inspector-unit/list-control-fixed-height.js

+TestRunner.addResult('Test ListControl rendering and selection for fixed height case.');
+
+class Delegate {
+  constructor() {
+    this.height = 10;
+  }
+
+  createElementForItem(item) {
+    TestRunner.addResult('Creating element for ' + item);
+    var element = document.createElement('div');
+    element.style.height = this.height + 'px';
+    element.textContent = item;
+    return element;
+  }
+
+  heightForItem(item) {
+    return this.height;
+  }
+
+  isItemSelectable(item) {
+    return (item % 5 === 0) || (item % 5 === 2);
+  }
+
+  selectedItemChanged(from, to, fromElement, toElement) {
+    TestRunner.addResult('Selection changed from ' + from + ' to ' + to);
+    if (fromElement)
+      fromElement.classList.remove('selected');
+    if (toElement)
+      toElement.classList.add('selected');
+  }
+}
+
+var delegate = new Delegate();
+var list = new UI.ListControl(delegate);
+list.setHeightMode(UI.ListHeightMode.Fixed);
+list.element.style.height = '73px';
+UI.inspectorView.element.appendChild(list.element);
+
+function dumpList()
+{
+  var height = list.element.offsetHeight;
+  TestRunner.addResult(`----list[length=${list.length()}][height=${height}]----`);
+  for (var child of list.element.children) {
+    var offsetTop = child.getBoundingClientRect().top - list.element.getBoundingClientRect().top;
+    var offsetBottom = child.getBoundingClientRect().bottom - list.element.getBoundingClientRect().top;
+    var visible = (offsetBottom <= 0 || offsetTop >= height) ? ' ' :
+        (offsetTop >= 0 && offsetBottom <= height ? '*' : '+');
+    var selected = child.classList.contains('selected') ? ' (selected)' : '';
+    var text = child === list._topElement ? 'top' : (child === list._bottomElement ? 'bottom' : child.textContent);
+    TestRunner.addResult(`${visible}[${offsetTop}] ${text}${selected}`);
+  }
+  TestRunner.addResult('');
+}
+
+TestRunner.addResult('Adding 0, 1, 2');
+list.replaceAllItems([0, 1, 2]);
+dumpList();
+
+TestRunner.addResult('Scrolling to 0');
+list.scrollItemAtIndexIntoView(0);
+dumpList();
+
+TestRunner.addResult('Scrolling to 2');
+list.scrollItemAtIndexIntoView(2);
+dumpList();
+
+TestRunner.addResult('ArrowDown');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowDown'));
+dumpList();
+
+TestRunner.addResult('Selecting 2');
+list.selectItemAtIndex(2);
+dumpList();
+
+TestRunner.addResult('PageUp');
+list.onKeyDown(TestRunner.createKeyEvent('PageUp'));
+dumpList();
+
+TestRunner.addResult('PageDown');
+list.onKeyDown(TestRunner.createKeyEvent('PageDown'));
+dumpList();
+
+TestRunner.addResult('ArrowDown');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowDown'));
+dumpList();
+
+TestRunner.addResult('Replacing 0 with 5, 6, 7');
+list.replaceItemsInRange(0, 1, [5, 6, 7]);
+dumpList();
+
+TestRunner.addResult('ArrowUp');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowUp'));
+dumpList();
+
+TestRunner.addResult('Pushing 10');
+list.pushItem(10);
+dumpList();
+
+TestRunner.addResult('Selecting 10');
+list.selectItemAtIndex(5);
+dumpList();
+
+TestRunner.addResult('Popping 10');
+list.popItem();
+dumpList();
+
+TestRunner.addResult('Removing 2');
+list.removeItemAtIndex(4);
+dumpList();
+
+TestRunner.addResult('Inserting 8');
+list.insertItemAtIndex(1, 8);
+dumpList();
+
+TestRunner.addResult('Replacing with 0...20');
+list.replaceAllItems([0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19]);
+dumpList();
+
+TestRunner.addResult('Resizing');
+list.element.style.height = '84px';
+list.viewportResized();
+dumpList();
+
+TestRunner.addResult('Scrolling to 19');
+list.scrollItemAtIndexIntoView(19);
+dumpList();
+
+TestRunner.addResult('Scrolling to 5');
+list.scrollItemAtIndexIntoView(5);
+dumpList();
+
+TestRunner.addResult('Scrolling to 12');
+list.scrollItemAtIndexIntoView(12);
+dumpList();
+
+TestRunner.addResult('Scrolling to 13');
+list.scrollItemAtIndexIntoView(13);
+dumpList();
+
+TestRunner.addResult('Changing the item height, switching to measure');
+delegate.height = 15;
+list.setHeightMode(UI.ListHeightMode.Measured);
+dumpList();
+
+TestRunner.addResult('Selecting 7');
+list.selectItemAtIndex(7);
+dumpList();
+
+TestRunner.addResult('Replacing 7 with 27');
+list.replaceItemsInRange(7, 8, [27]);
+dumpList();
+
+TestRunner.addResult('Replacing 18, 19 with 28, 29');
+list.replaceItemsInRange(18, 20, [28, 29]);
+dumpList();
+
+TestRunner.addResult('PageDown');
+list.onKeyDown(TestRunner.createKeyEvent('PageDown'));
+dumpList();
+
+TestRunner.addResult('Replacing 1, 2, 3 with [31-43]');
+list.replaceItemsInRange(1, 4, [31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43]);
+dumpList();
+
+TestRunner.addResult('ArrowUp');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowUp'));
+dumpList();
+
+TestRunner.addResult('Selecting -1');
+list.selectItemAtIndex(-1);
+dumpList();
+
+TestRunner.addResult('ArrowUp');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowUp'));
+dumpList();
+
+TestRunner.addResult('Selecting -1');
+list.selectItemAtIndex(-1);
+dumpList();
+
+TestRunner.addResult('ArrowDown');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowDown'));
+dumpList();
+
+TestRunner.addResult('Selecting -1');
+list.selectItemAtIndex(-1);
+dumpList();
+
+TestRunner.addResult('PageUp');
+list.onKeyDown(TestRunner.createKeyEvent('PageUp'));
+dumpList();
+
+TestRunner.addResult('Replacing all but 29 with []');
+list.replaceItemsInRange(0, 29, []);
+dumpList();
+
+TestRunner.addResult('ArrowDown');
+list.onKeyDown(TestRunner.createKeyEvent('ArrowDown'));
+dumpList();
+
+TestRunner.completeTest();