Add CheckOCSPDateValid() to net/cert/internal

net/der/encode_values_unittest.cc

+// Copyright 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/time/time.h"
+#include "net/der/encode_values.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace net {
+namespace der {
+namespace test {
+
+TEST(EncodeValuesTest, EncodeTimeAsGeneralizedTime) {
+  // Fri, 24 Jun 2016 17:04:54 GMT
+  base::Time time =
+      base::Time::UnixEpoch() + base::TimeDelta::FromSeconds(1466787894);
+  GeneralizedTime generalized_time = EncodeTimeAsGeneralizedTime(time);
+  EXPECT_EQ(2016, generalized_time.year);
+  EXPECT_EQ(6, generalized_time.month);
+  EXPECT_EQ(24, generalized_time.day);
+  EXPECT_EQ(17, generalized_time.hours);
+  EXPECT_EQ(4, generalized_time.minutes);
+  EXPECT_EQ(54, generalized_time.seconds);
+}
+
+TEST(EncodeValuesTest, EncodeTimeFromBeforeWindows) {
+  // 1 Jan 1570 00:00:00 GMT
+  base::Time time =
+      base::Time::UnixEpoch() - base::TimeDelta::FromSeconds(12622780800UL);
+  GeneralizedTime generalized_time = EncodeTimeAsGeneralizedTime(time);
+  EXPECT_EQ(1570, generalized_time.year);
+  EXPECT_EQ(1, generalized_time.month);
+  EXPECT_EQ(1, generalized_time.day);
+  EXPECT_EQ(0, generalized_time.hours);
+  EXPECT_EQ(0, generalized_time.minutes);
+  EXPECT_EQ(0, generalized_time.seconds);
+}
+
+TEST(EncodeValuesTest, EncodeTimeAfterTimeTMax) {
+  // 1 Jan 2039 00:00:00 GMT
+  base::Time time =
+      base::Time::UnixEpoch() + base::TimeDelta::FromSeconds(2177452800UL);
+  GeneralizedTime generalized_time = EncodeTimeAsGeneralizedTime(time);
+  EXPECT_EQ(2039, generalized_time.year);
+  EXPECT_EQ(1, generalized_time.month);
+  EXPECT_EQ(1, generalized_time.day);
+  EXPECT_EQ(0, generalized_time.hours);
+  EXPECT_EQ(0, generalized_time.minutes);
+  EXPECT_EQ(0, generalized_time.seconds);
+}
+
+}  // namespace test
+
+}  // namespace der
+
+}  // namespace net