MD Bookmarks: Implement item selection in new data flow system

chrome/test/data/webui/md_bookmarks/list_test.js

Index: chrome/test/data/webui/md_bookmarks/list_test.js
diff --git a/chrome/test/data/webui/md_bookmarks/list_test.js b/chrome/test/data/webui/md_bookmarks/list_test.js
index 62de4f3e6d6a35d3466ccee0137733037629c630..a2cd6f9ccd61e2154b16d11056a05dac81cf9154 100644
--- a/chrome/test/data/webui/md_bookmarks/list_test.js
+++ b/chrome/test/data/webui/md_bookmarks/list_test.js
@@ -65,4 +65,53 @@ suite('<bookmarks-list>', function() {
 
     assertDeepEquals(['1', '3', '5', '7'], ids);
   });
+
+  test('selects individual items', function() {
+    var items = list.root.querySelectorAll('bookmarks-item');
+
+    customClick(items[0]);
+    var expected = {
+      name: 'select-items',
+      add: false,
+      anchor: '1',
+      items: ['1'],
+    };
+    assertDeepEquals(expected, store.lastAction);
+
+    customClick(items[2], {ctrlKey: true});
+    expected.add = true;
+    expected.anchor = '5';
+    expected.items = ['5'];
+    assertDeepEquals(expected, store.lastAction);
+  });
+
+  test('shift-selects multiple items', function() {
+    var items = list.root.querySelectorAll('bookmarks-item');
+    store.data.selection.anchor = '1';
+
+    customClick(items[2], {shiftKey: true});
+
+    assertEquals('select-items', store.lastAction.name);
+    assertFalse(store.lastAction.add);
+    assertEquals('5', store.lastAction.anchor);
+    assertDeepEquals(['1', '3', '5'], store.lastAction.items);
+  });
+
+  test('selects the item when the anchor is missing', function() {
+    var items = list.root.querySelectorAll('bookmarks-item');
+    // Anchor hasn't been set yet:
+    store.data.selection.anchor = null;
+
+    customClick(items[0], {shiftKey: true});
+    assertEquals('1', store.lastAction.anchor);
+    assertDeepEquals(['1'], store.lastAction.items);
+
+    // Anchor item doesn't exist:
+    store.data.selection.anchor = '42';
+
+    customClick(items[1], {shiftKey: true});
+
+    assertEquals('3', store.lastAction.anchor);
+    assertDeepEquals(['3'], store.lastAction.items);
+  });
 });