[Files.app] Add an unittest of NavigationListModel

chrome/browser/chromeos/file_manager/file_manager_jstest.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <vector>
+
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/test/base/ui_test_utils.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/test/browser_test_utils.h"
+
+class FileManagerJsTest : public InProcessBrowserTest {
+ public:
+  // Runs all test functions in |file|, waiting for them to complete.
+  void RunTest(const base::FilePath& file) {
+    GURL url = ui_test_utils::GetTestUrl(
+        base::FilePath(FILE_PATH_LITERAL("file_manager/unit_tests")), file);
+    ui_test_utils::NavigateToURL(browser(), url);
+
+    content::RenderViewHost* rvh = browser()->tab_strip_model()
+        ->GetActiveWebContents()->GetRenderViewHost();
+    ASSERT_TRUE(rvh);
+
+    const std::vector<int> empty_libraries;
+    EXPECT_TRUE(ExecuteWebUIResourceTest(rvh, empty_libraries));
+  }
+};
+
+IN_PROC_BROWSER_TEST_F(
+    FileManagerJsTest, NavigationListModelTest) {
+  RunTest(base::FilePath(
+      FILE_PATH_LITERAL("navigation_list_model_unittest.html")));
+}