Load live version when reloading an offline page on connected network

components/offline_pages/request_header/offline_page_header_unittest.cc

+// Copyright 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 "components/offline_pages/request_header/offline_page_header.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace offline_pages {
+
+class OfflinePageHeaderTest : public testing::Test {
+ public:
+  OfflinePageHeaderTest() {}
+  ~OfflinePageHeaderTest() override {}
+};
+
+TEST_F(OfflinePageHeaderTest, Parse) {
+  OfflinePageHeader header;
+
+  EXPECT_FALSE(header.ParseFromHeaderValue(""));
+  EXPECT_FALSE(header.ParseFromHeaderValue("   "));
+  EXPECT_FALSE(header.ParseFromHeaderValue(" , "));
+  EXPECT_FALSE(header.ParseFromHeaderValue("reason"));
+  EXPECT_FALSE(header.ParseFromHeaderValue("hello world"));
+
+  header.Clear();
+  EXPECT_FALSE(header.ParseFromHeaderValue("persist=aa"));
+
+  header.Clear();
+  EXPECT_TRUE(header.ParseFromHeaderValue("persist=1"));
+  EXPECT_TRUE(header.need_to_persist);
+
+  header.Clear();
+  EXPECT_TRUE(header.ParseFromHeaderValue("persist=0"));
+  EXPECT_FALSE(header.need_to_persist);
+  EXPECT_EQ(OfflinePageHeader::Reason::NONE, header.reason);
+  EXPECT_EQ("", header.id);
+
+  header.Clear();
+  EXPECT_FALSE(header.ParseFromHeaderValue("reason=foo"));
+
+  header.Clear();
+  EXPECT_TRUE(header.ParseFromHeaderValue("reason=error"));
+  EXPECT_FALSE(header.need_to_persist);
+  EXPECT_EQ(OfflinePageHeader::Reason::NET_ERROR, header.reason);
+  EXPECT_EQ("", header.id);
+
+  header.Clear();
+  EXPECT_TRUE(header.ParseFromHeaderValue("id=a1b2"));
+  EXPECT_FALSE(header.need_to_persist);
+  EXPECT_EQ(OfflinePageHeader::Reason::NONE, header.reason);
+  EXPECT_EQ("a1b2", header.id);
+
+  header.Clear();
+  EXPECT_TRUE(header.ParseFromHeaderValue("persist=1 reason=download id=a1b2"));
+  EXPECT_TRUE(header.need_to_persist);
+  EXPECT_EQ(OfflinePageHeader::Reason::DOWNLOAD, header.reason);
+  EXPECT_EQ("a1b2", header.id);
+}
+
+TEST_F(OfflinePageHeaderTest, ToString) {
+  OfflinePageHeader header;
+  header.need_to_persist = true;
+  header.reason = OfflinePageHeader::Reason::DOWNLOAD;
+  header.id = "a1b2";
+  EXPECT_EQ("X-Chrome-offline: persist=1 reason=download id=a1b2",
+            header.GetCompleteHeaderString());
+}
+
+}  // namespace offline_pages