DevTools: Convert inspector-unit tests to use reusable test harness

third_party/WebKit/LayoutTests/http/tests/inspector-unit/filtered-item-selection-dialog-filtering.js

Index: third_party/WebKit/LayoutTests/http/tests/inspector-unit/filtered-item-selection-dialog-filtering.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/inspector-unit/filtered-item-selection-dialog-filtering.js b/third_party/WebKit/LayoutTests/http/tests/inspector-unit/filtered-item-selection-dialog-filtering.js
new file mode 100644
index 0000000000000000000000000000000000000000..d1e1c33478a9ed7a0d1e212b74ef4bf343eeaae1
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/http/tests/inspector-unit/filtered-item-selection-dialog-filtering.js
@@ -0,0 +1,95 @@
+UnitTest.loadLazyModules(["ui_lazy"]).then(test);
+function test() {
+    UnitTest.addResult("Check to see that FilteredItemSelectionDialog uses proper regex to filter results.");
+
+    var overridenInput = [];
+    var overrideShowMatchingItems = true;
+    var history = [];
+
+    var StubDelegate = class extends UI.FilteredListWidget.Delegate {
+        constructor()
+        {
+            super(history);
+        }
+
+        itemKeyAt(itemIndex) { return overridenInput[itemIndex]; }
+        itemScoreAt(itemIndex) { return 0; }
+        itemCount() { return overridenInput.length; }
+        selectItem(itemIndex, promptValue)
+        {
+            UnitTest.addResult("Selected item index: " + itemIndex);
+        }
+        shouldShowMatchingItems () { return overrideShowMatchingItems; }
+    };
+
+    var delegate = new StubDelegate();
+
+    function checkQuery(query, input, hideMatchingItems)
+    {
+        overridenInput = input;
+        overrideShowMatchingItems = !hideMatchingItems;
+
+        UnitTest.addResult("Input:" + JSON.stringify(input));
+
+        var filteredSelectionDialog = new UI.FilteredListWidget(delegate);
+        filteredSelectionDialog.showAsDialog();
+        var promise = UnitTest.addSniffer(filteredSelectionDialog, "_itemsFilteredForTest").then(accept);
+        filteredSelectionDialog.setQuery(query);
+        filteredSelectionDialog._updateAfterItemsLoaded();
+        return promise;
+
+        function dump()
+        {
+            UnitTest.addResult("Query:" + JSON.stringify(filteredSelectionDialog._value()));
+            var items = filteredSelectionDialog._filteredItems;
+            var output = [];
+            for (var i = 0; i < items.length; ++i)
+                output.push(delegate.itemKeyAt(items[i]));
+            UnitTest.addResult("Output:" + JSON.stringify(output));
+        }
+
+        function accept()
+        {
+            dump();
+            filteredSelectionDialog._onEnter(UnitTest.createKeyEvent("Enter"));
+            UnitTest.addResult("History:" + JSON.stringify(history));
+        }
+    }
+
+    UnitTest.runTests([
+        function emptyQueryMatchesEverything()
+        {
+            return checkQuery("", ["a", "bc"]);
+        },
+
+        function caseSensitiveMatching()
+        {
+            return checkQuery("aB", ["abc", "acB"]);
+        },
+
+        function caseInsensitiveMatching()
+        {
+            return checkQuery("ab", ["abc", "bac", "a_B"]);
+        },
+
+        function dumplicateSymbolsInQuery(next)
+        {
+            return checkQuery("aab", ["abab", "abaa", "caab", "baac", "fooaab"]);
+        },
+
+        function dangerousInputEscaping(next)
+        {
+            return checkQuery("^[]{}()\\.$*+?|", ["^[]{}()\\.$*+?|", "0123456789abcdef"]);
+        },
+
+        function itemIndexIsNotReportedInGoToLine(next)
+        {
+            return checkQuery(":1", [":1:2:3.js"], true, next);
+        },
+
+        function autoCompleteIsLast(next)
+        {
+            return checkQuery("", ["abc", "abcd"]);
+        }
+    ]);
+}