[chromedriver] Apply page load timeout to slow cross-process navigations

chrome/test/chromedriver/net/timeout_unittest.cc

+// Copyright (c) 2016 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/logging.h"
+#include "chrome/test/chromedriver/net/timeout.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using base::TimeDelta;
+
+TEST(TimeoutTest, Basics) {
+  Timeout timeout;
+  EXPECT_FALSE(timeout.is_set());
+  EXPECT_FALSE(timeout.IsExpired());
+  EXPECT_EQ(TimeDelta::Max(), timeout.GetDuration());
+  EXPECT_EQ(TimeDelta::Max(), timeout.GetRemainingTime());
+
+  timeout.SetDuration(TimeDelta());
+  EXPECT_TRUE(timeout.is_set());
+  EXPECT_TRUE(timeout.IsExpired());
+  EXPECT_EQ(TimeDelta(), timeout.GetDuration());
+  EXPECT_GE(TimeDelta(), timeout.GetRemainingTime());
+}
+
+TEST(TimeoutTest, SetDuration) {
+  Timeout timeout(TimeDelta::FromSeconds(1));
+
+  // It's ok to set the same duration again, since nothing changes.
+  timeout.SetDuration(TimeDelta::FromSeconds(1));
+
+#if DCHECK_IS_ON() && GTEST_HAS_DEATH_TEST && !defined(OS_ANDROID)
+  EXPECT_DEATH(timeout.SetDuration(TimeDelta::FromMinutes(30)), "");
+#endif  // DCHECK_IS_ON() && GTEST_HAS_DEATH_TEST && !defined(OS_ANDROID)
+}
+
+TEST(TimeoutTest, Derive) {
+  Timeout timeout(TimeDelta::FromMinutes(5));
+  EXPECT_TRUE(timeout.is_set());
+  EXPECT_FALSE(timeout.IsExpired());
+  EXPECT_EQ(TimeDelta::FromMinutes(5), timeout.GetDuration());
+  EXPECT_GE(TimeDelta::FromMinutes(5), timeout.GetRemainingTime());
+
+  Timeout small = Timeout(TimeDelta::FromSeconds(10), &timeout);
+  EXPECT_TRUE(small.is_set());
+  EXPECT_FALSE(small.IsExpired());
+  EXPECT_EQ(TimeDelta::FromSeconds(10), small.GetDuration());
+
+  Timeout large = Timeout(TimeDelta::FromMinutes(30), &timeout);
+  EXPECT_TRUE(large.is_set());
+  EXPECT_FALSE(large.IsExpired());
+  EXPECT_GE(timeout.GetDuration(), large.GetDuration());
+}
+
+TEST(TimeoutTest, DeriveExpired) {
+  Timeout timeout((TimeDelta()));
+  EXPECT_TRUE(timeout.is_set());
+  EXPECT_TRUE(timeout.IsExpired());
+
+  Timeout derived = Timeout(TimeDelta::FromSeconds(10), &timeout);
+  EXPECT_TRUE(derived.is_set());
+  EXPECT_TRUE(derived.IsExpired());
+  EXPECT_GE(TimeDelta(), derived.GetDuration());
+}