Convert chrome://policy to new WebUI style

chrome/browser/ui/webui/policy_ui_browsertest.cc

+// Copyright (c) 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 "base/json/json_reader.h"
+#include "base/run_loop.h"
+#include "base/values.h"
+#include "chrome/browser/policy/browser_policy_connector.h"
+#include "chrome/browser/policy/mock_configuration_policy_provider.h"
+#include "chrome/browser/policy/policy_map.h"
+#include "chrome/browser/policy/policy_types.h"
+#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"
+#include "googleurl/src/gurl.h"
+#include "grit/generated_resources.h"
+#include "policy/policy_constants.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/base/l10n/l10n_util.h"
+
+using testing::Return;
+
+namespace {
+
+std::vector<std::string> PopulateExpectedPolicy(
+    const std::string& name,
+    const std::string& value,
+    const policy::PolicyMap::Entry* metadata,
+    bool unknown) {
+  std::vector<std::string> expected_policy;
+
+  // Populate expected scope.
+  if (metadata) {
+    expected_policy.push_back(l10n_util::GetStringUTF8(
+        metadata->scope == policy::POLICY_SCOPE_MACHINE ?
+            IDS_POLICY_SCOPE_DEVICE : IDS_POLICY_SCOPE_USER));
+  } else {
+    expected_policy.push_back("");
+  }
+
+  // Populate expected level.
+  if (metadata) {
+    expected_policy.push_back(l10n_util::GetStringUTF8(
+        metadata->level == policy::POLICY_LEVEL_RECOMMENDED ?
+            IDS_POLICY_LEVEL_RECOMMENDED : IDS_POLICY_LEVEL_MANDATORY));
+  } else {
+    expected_policy.push_back("");
+  }
+
+  // Populate expected policy name.
+  expected_policy.push_back(name);
+
+  // Populate expected policy value.
+  expected_policy.push_back(value);
+
+  // Populate expected status.
+  if (unknown)
+    expected_policy.push_back(l10n_util::GetStringUTF8(IDS_POLICY_UNKNOWN));
+  else if (metadata)
+    expected_policy.push_back(l10n_util::GetStringUTF8(IDS_POLICY_OK));
+  else
+    expected_policy.push_back(l10n_util::GetStringUTF8(IDS_POLICY_UNSET));
+
+  // Populate expected expanded policy value.
+  expected_policy.push_back(value);
+
+  return expected_policy;
+}
+
+}  // namespace
+
+class PolicyUITest : public InProcessBrowserTest {
+ public:
+  PolicyUITest();
+  virtual ~PolicyUITest();
+
+ protected:
+  virtual void SetUpInProcessBrowserTestFixture() OVERRIDE;
+  void UpdateProviderPolicy(const policy::PolicyMap& policy);
+
+  void VerifyPolicies(const std::vector<std::vector<std::string> > expected);
+
+  policy::MockConfigurationPolicyProvider provider_;
+
+  DISALLOW_COPY_AND_ASSIGN(PolicyUITest);
+};
+
+PolicyUITest::PolicyUITest() {
+}
+
+PolicyUITest::~PolicyUITest() {
+}
+
+void PolicyUITest::SetUpInProcessBrowserTestFixture() {
+  EXPECT_CALL(provider_, IsInitializationComplete())
+      .WillRepeatedly(Return(true));
+  policy::BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
+}
+
+void PolicyUITest::UpdateProviderPolicy(const policy::PolicyMap& policy) {
+ provider_.UpdateChromePolicy(policy);
+ base::RunLoop loop;
+ loop.RunUntilIdle();
+}
+
+void PolicyUITest::VerifyPolicies(
+    const std::vector<std::vector<std::string> > expected_policies) {
+  ui_test_utils::NavigateToURL(browser(), GURL("chrome://policy"));
+
+  // Retrieve the text contents of the policy table cells for all policies.
+  const std::string javascript =
+      "var entries = document.querySelectorAll("
+      "    'table#policy-table > tbody');"
+      "var policies = [];"
+      "for (var i = 0; i < entries.length; ++i) {"
+      "  var items = entries[i].querySelectorAll('tr > td');"
+      "  var values = [];"
+      "  for (var j = 0; j < items.length; ++j) {"
+      "    var item = items[j];"
+      "    var children = item.getElementsByTagName('div');"
+      "    if (children.length == 1)"
+      "      item = children[0];"
+      "    children = item.getElementsByTagName('span');"
+      "    if (children.length == 1)"
+      "      item = children[0];"
+      "    values.push(item.textContent);"
+      "  }"
+      "  policies.push(values);"
+      "}"
+      "domAutomationController.send(JSON.stringify(policies));";
+  content::WebContents* contents =
+      browser()->tab_strip_model()->GetActiveWebContents();
+  std::string json;
+  ASSERT_TRUE(content::ExecuteScriptAndExtractString(contents, javascript,
+                                                     &json));
+  scoped_ptr<base::Value> value_ptr(base::JSONReader::Read(json));
+  const base::ListValue* actual_policies = NULL;
+  ASSERT_TRUE(value_ptr.get());
+  ASSERT_TRUE(value_ptr->GetAsList(&actual_policies));
+
+  // Verify that the cells contain the expected strings for all policies.
+  ASSERT_EQ(expected_policies.size(), actual_policies->GetSize());
+  for (size_t i = 0; i < expected_policies.size(); ++i) {
+    const std::vector<std::string> expected_policy = expected_policies[i];
+    const base::ListValue* actual_policy;
+    ASSERT_TRUE(actual_policies->GetList(i, &actual_policy));
+    ASSERT_EQ(expected_policy.size(), actual_policy->GetSize());
+    for (size_t j = 0; j < expected_policy.size(); ++j) {
+      std::string value;
+      ASSERT_TRUE(actual_policy->GetString(j, &value));
+      EXPECT_EQ(expected_policy[j], value);
+    }
+  }
+}
+
+IN_PROC_BROWSER_TEST_F(PolicyUITest, SendPolicyNames) {
+  // Verifies that the names of known policies are sent to the UI and processed
+  // there correctly by checking that the policy table contains all policies in
+  // the correct order.
+
+  // Expect that the policy table contains all known policies in alphabetical
+  // order and none of the policies have a set value.
+  std::vector<std::vector<std::string> > expected_policies;
+  const policy::PolicyDefinitionList* policies =
+      policy::GetChromePolicyDefinitionList();
+  for (const policy::PolicyDefinitionList::Entry* policy = policies->begin;
+      policy != policies->end; ++policy) {
+    expected_policies.push_back(
+        PopulateExpectedPolicy(policy->name, "", NULL, false));
+  }
+
+  // Retrieve the contents of the policy table from the UI and verify that it
+  // matches the expectation.
+  VerifyPolicies(expected_policies);
+}
+
+IN_PROC_BROWSER_TEST_F(PolicyUITest, SendPolicyValues) {
+  // Verifies that policy values are sent to the UI and processed there
+  // correctly by setting the values of four known and one unknown policy and
+  // checking that the policy table contains the policy names, values and
+  // metadata in the correct order.
+  policy::PolicyMap values;
+  std::map<std::string, std::string> expected_values;
+
+  // Set the values of four existing policies.
+  base::ListValue* restore_on_startup_urls = new base::ListValue;
+  restore_on_startup_urls->Append(base::Value::CreateStringValue("aaa"));
+  restore_on_startup_urls->Append(base::Value::CreateStringValue("bbb"));
+  restore_on_startup_urls->Append(base::Value::CreateStringValue("ccc"));
+  values.Set(policy::key::kRestoreOnStartupURLs,
+             policy::POLICY_LEVEL_MANDATORY,
+             policy::POLICY_SCOPE_USER,
+             restore_on_startup_urls);
+  expected_values[policy::key::kRestoreOnStartupURLs] = "aaa,bbb,ccc";
+  values.Set(policy::key::kHomepageLocation,
+             policy::POLICY_LEVEL_MANDATORY,
+             policy::POLICY_SCOPE_MACHINE,
+             base::Value::CreateStringValue("http://google.com"));
+  expected_values[policy::key::kHomepageLocation] = "http://google.com";
+  values.Set(policy::key::kRestoreOnStartup,
+             policy::POLICY_LEVEL_RECOMMENDED,
+             policy::POLICY_SCOPE_USER,
+             base::Value::CreateIntegerValue(4));
+  expected_values[policy::key::kRestoreOnStartup] = "4";
+  values.Set(policy::key::kShowHomeButton,
+             policy::POLICY_LEVEL_RECOMMENDED,
+             policy::POLICY_SCOPE_MACHINE,
+             base::Value::CreateBooleanValue(true));
+  expected_values[policy::key::kShowHomeButton] = "true";
+  // Set the value of a policy that does not exist.
+  const std::string kUnknownPolicy = "NoSuchThing";
+  values.Set(kUnknownPolicy,
+             policy::POLICY_LEVEL_MANDATORY,
+             policy::POLICY_SCOPE_USER,
+             base::Value::CreateBooleanValue(true));
+  expected_values[kUnknownPolicy] = "true";
+  UpdateProviderPolicy(values);
+
+  // Expect that the policy table contains, in order:
+  // * All known policies whose value has been set, in alphabetical order.
+  // * The unknown policy.
+  // * All known policies whose value has not been set, in alphabetical order.
+  std::vector<std::vector<std::string> > expected_policies;
+  size_t first_unset_position = 0;
+  const policy::PolicyDefinitionList* policies =
+      policy::GetChromePolicyDefinitionList();
+  for (const policy::PolicyDefinitionList::Entry* policy = policies->begin;
+       policy != policies->end; ++policy) {
+    std::map<std::string, std::string>::const_iterator it =
+        expected_values.find(policy->name);
+    const std::string value = it == expected_values.end() ? "" : it->second;
+    const policy::PolicyMap::Entry* metadata = values.Get(policy->name);
+    expected_policies.insert(
+        metadata ? expected_policies.begin() + first_unset_position++ :
+                   expected_policies.end(),
+        PopulateExpectedPolicy(policy->name, value, metadata, false));
+  }
+  expected_policies.insert(
+      expected_policies.begin() + first_unset_position++,
+      PopulateExpectedPolicy(kUnknownPolicy,
+                             expected_values[kUnknownPolicy],
+                             values.Get(kUnknownPolicy),
+                             true));
+
+  // Retrieve the contents of the policy table from the UI and verify that it
+  // matches the expectation.
+  VerifyPolicies(expected_policies);
+}