Added QuicAllowed policy. Added unit and browser tests.

chrome/browser/policy/policy_network_browsertest.cc

Index: chrome/browser/policy/policy_network_browsertest.cc
diff --git a/chrome/browser/policy/policy_network_browsertest.cc b/chrome/browser/policy/policy_network_browsertest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e5c42af2e3fcabbbd7e668305eaf3f895f5a4a2e
--- /dev/null
+++ b/chrome/browser/policy/policy_network_browsertest.cc
@@ -0,0 +1,134 @@
+// Copyright (c) 2015 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 "base/bind.h"
+#include "base/command_line.h"
+#include "base/memory/ref_counted.h"
+#include "base/run_loop.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "components/policy/core/browser/browser_policy_connector.h"
+#include "components/policy/core/common/mock_configuration_policy_provider.h"
+#include "components/policy/core/common/policy_map.h"
+#include "content/public/browser/browser_thread.h"
+#include "content/public/test/browser_test.h"
+#include "net/http/http_transaction_factory.h"
+#include "net/url_request/url_request_context.h"
+#include "net/url_request/url_request_context_getter.h"
+#include "policy/policy_constants.h"
+
+namespace {
+
+void VerifyQuicEnabledStatus(net::URLRequestContextGetter* getter,
+                             bool quic_enabled_expected,
+                             const base::Closure& done_callback) {
+  net::URLRequestContext* context = getter->GetURLRequestContext();
+  bool quic_enabled = context->http_transaction_factory()->GetSession()->
+        params().enable_quic;
+  EXPECT_EQ(quic_enabled_expected, quic_enabled);
+
+  content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
+                                   done_callback);
+}
+
+void VerifyQuicEnabledStatusInIOThread(bool quic_enabled_expected) {
+  base::RunLoop run_loop;
+    content::BrowserThread::PostTask(
+        content::BrowserThread::IO,
+        FROM_HERE,
+        base::Bind(
+            VerifyQuicEnabledStatus,
+            make_scoped_refptr(g_browser_process->system_request_context()),
+            quic_enabled_expected,
+            run_loop.QuitClosure()));
+    run_loop.Run();
+}
+
+}  // namespace
+
+namespace policy {
+
+// The tests are based on the assumption that command line flag kEnableQuic
+// guarantees that QUIC protocol is enabled which is the case at the moment
+// when these are being written.
+class QuicAllowedPolicyTestBase: public InProcessBrowserTest {
+ public:
+  QuicAllowedPolicyTestBase() : InProcessBrowserTest(){}
+
+ protected:
+  void SetUpInProcessBrowserTestFixture() override {
+    base::CommandLine::ForCurrentProcess()->AppendSwitch(switches::kEnableQuic);
+    EXPECT_CALL(provider_, IsInitializationComplete(testing::_))
+        .WillRepeatedly(testing::Return(true));
+
+    BrowserPolicyConnector::SetPolicyProviderForTesting(&provider_);
+    PolicyMap values;
+    GetQuicAllowedPolicy(&values);
+    provider_.UpdateChromePolicy(values);
+  }
+
+  virtual void GetQuicAllowedPolicy(PolicyMap* values) = 0;
+
+ private:
+  MockConfigurationPolicyProvider provider_;
+  DISALLOW_COPY_AND_ASSIGN(QuicAllowedPolicyTestBase);
+};
+
+// Policy QuicAllowed set to false.
+class QuicAllowedPolicyIsFalse: public QuicAllowedPolicyTestBase {
+ public:
+  QuicAllowedPolicyIsFalse() : QuicAllowedPolicyTestBase(){}
+
+ protected:
+  void GetQuicAllowedPolicy(PolicyMap* values) override {
+    values->Set(key::kQuicAllowed, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_MACHINE,
+        new base::FundamentalValue(false), NULL);
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(QuicAllowedPolicyIsFalse);
+};
+
+IN_PROC_BROWSER_TEST_F(QuicAllowedPolicyIsFalse, QuicDisallowed) {
+  VerifyQuicEnabledStatusInIOThread(false);
+}
+
+// Policy QuicAllowed set to true.
+class QuicAllowedPolicyIsTrue: public QuicAllowedPolicyTestBase {
+ public:
+  QuicAllowedPolicyIsTrue() : QuicAllowedPolicyTestBase(){}
+
+ protected:
+  void GetQuicAllowedPolicy(PolicyMap* values) override {
+    values->Set(key::kQuicAllowed, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_MACHINE,
+        new base::FundamentalValue(true), NULL);
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(QuicAllowedPolicyIsTrue);
+};
+
+IN_PROC_BROWSER_TEST_F(QuicAllowedPolicyIsTrue, QuicAllowed) {
+  VerifyQuicEnabledStatusInIOThread(true);
+}
+
+// Policy QuicAllowed is not set.
+class QuicAllowedPolicyIsNotSet: public QuicAllowedPolicyTestBase {
+ public:
+  QuicAllowedPolicyIsNotSet() : QuicAllowedPolicyTestBase(){}
+
+ protected:
+  void GetQuicAllowedPolicy(PolicyMap* values) override {
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(QuicAllowedPolicyIsNotSet);
+};
+
+IN_PROC_BROWSER_TEST_F(QuicAllowedPolicyIsNotSet, NoQuicRegulations) {
+  VerifyQuicEnabledStatusInIOThread(true);
+}
+
+}  // namespace policy