Send the list of used and unused resources for precache

components/precache/core/precache_referrer_host_table_unittest.cc

Index: components/precache/core/precache_referrer_host_table_unittest.cc
diff --git a/components/precache/core/precache_referrer_host_table_unittest.cc b/components/precache/core/precache_referrer_host_table_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..c3748191a0680d9dfcc0e914f0042adf33574b8a
--- /dev/null
+++ b/components/precache/core/precache_referrer_host_table_unittest.cc
@@ -0,0 +1,160 @@
+// Copyright 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 "components/precache/core/precache_referrer_host_table.h"
+
+#include <map>
+#include <memory>
+
+#include "base/compiler_specific.h"
+#include "base/time/time.h"
+#include "sql/connection.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace precache {
+
+namespace {
+
+const char* kReffererHostFoo = "foo.com";
+const char* kReffererHostBar = "bar.com";
+const int64_t kManifestIdFoo = 1001;
+const int64_t kManifestIdBar = 1002;
+
+class PrecacheReferrerHostTableTest : public testing::Test {
+ public:
+  PrecacheReferrerHostTableTest() {}
+  ~PrecacheReferrerHostTableTest() override {}
+
+ protected:
+  void SetUp() override {
+    precache_referrer_host_table_.reset(new PrecacheReferrerHostTable());
+    db_.reset(new sql::Connection());
+    ASSERT_TRUE(db_->OpenInMemory());
+    precache_referrer_host_table_->Init(db_.get());
+  }
+
+  std::unique_ptr<PrecacheReferrerHostTable> precache_referrer_host_table_;
+  std::unique_ptr<sql::Connection> db_;
+};
+
+TEST_F(PrecacheReferrerHostTableTest, GetReferrerHost) {
+  const base::Time kTimeFoo = base::Time::FromInternalValue(100);
+  const base::Time kTimeBar = base::Time::FromInternalValue(200);
+  std::map<std::string, PrecacheReferrerHostEntry> expected_entries;
+
+  // Add new referrer hosts.
+  int64_t foo_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostFoo, kManifestIdFoo, kTimeFoo);
+  int64_t bar_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostBar, kManifestIdBar, kTimeBar);
+
+  EXPECT_NE(-1, foo_id);
+  EXPECT_NE(-1, bar_id);
+
+  EXPECT_EQ(PrecacheReferrerHostEntry(foo_id, kReffererHostFoo, kManifestIdFoo,
+                                      kTimeFoo),
+            precache_referrer_host_table_->GetReferrerHost(kReffererHostFoo));
+  EXPECT_EQ(PrecacheReferrerHostEntry(bar_id, kReffererHostBar, kManifestIdBar,
+                                      kTimeBar),
+            precache_referrer_host_table_->GetReferrerHost(kReffererHostBar));
+
+  expected_entries.emplace(kReffererHostFoo,
+                           PrecacheReferrerHostEntry(foo_id, kReffererHostFoo,
+                                                     kManifestIdFoo, kTimeFoo));
+  expected_entries.emplace(kReffererHostBar,
+                           PrecacheReferrerHostEntry(bar_id, kReffererHostBar,
+                                                     kManifestIdBar, kTimeBar));
+  EXPECT_THAT(expected_entries,
+              ::testing::ContainerEq(
+                  precache_referrer_host_table_->GetAllDataForTesting()));
+}
+
+TEST_F(PrecacheReferrerHostTableTest, UpdateReferrerHost) {
+  const base::Time kTimeFoo = base::Time::FromInternalValue(100);
+  const base::Time kTimeBar = base::Time::FromInternalValue(200);
+  std::map<std::string, PrecacheReferrerHostEntry> expected_entries;
+
+  // Add new referrer hosts.
+  int64_t foo_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostFoo, kManifestIdFoo, kTimeFoo);
+  int64_t bar_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostBar, kManifestIdBar, kTimeBar);
+
+  EXPECT_NE(-1, foo_id);
+  EXPECT_NE(-1, bar_id);
+
+  expected_entries.emplace(kReffererHostFoo,
+                           PrecacheReferrerHostEntry(foo_id, kReffererHostFoo,
+                                                     kManifestIdFoo, kTimeFoo));
+  expected_entries.emplace(kReffererHostBar,
+                           PrecacheReferrerHostEntry(bar_id, kReffererHostBar,
+                                                     kManifestIdBar, kTimeBar));
+  EXPECT_THAT(expected_entries,
+              ::testing::ContainerEq(
+                  precache_referrer_host_table_->GetAllDataForTesting()));
+
+  // Updating referrer hosts should return the same ID.
+  EXPECT_EQ(foo_id, precache_referrer_host_table_->UpdateReferrerHost(
+                        kReffererHostFoo, kManifestIdFoo, kTimeFoo));
+  EXPECT_EQ(bar_id, precache_referrer_host_table_->UpdateReferrerHost(
+                        kReffererHostBar, kManifestIdBar, kTimeBar));
+  EXPECT_THAT(expected_entries,
+              ::testing::ContainerEq(
+                  precache_referrer_host_table_->GetAllDataForTesting()));
+}
+
+TEST_F(PrecacheReferrerHostTableTest, DeleteAll) {
+  const base::Time kTimeFoo = base::Time::FromInternalValue(100);
+  const base::Time kTimeBar = base::Time::FromInternalValue(200);
+  std::map<std::string, PrecacheReferrerHostEntry> expected_entries;
+
+  // Add new referrer hosts.
+  int64_t foo_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostFoo, kManifestIdFoo, kTimeFoo);
+  int64_t bar_id = precache_referrer_host_table_->UpdateReferrerHost(
+      kReffererHostBar, kManifestIdBar, kTimeBar);
+
+  EXPECT_NE(-1, foo_id);
+  EXPECT_NE(-1, bar_id);
+
+  expected_entries.emplace(kReffererHostFoo,
+                           PrecacheReferrerHostEntry(foo_id, kReffererHostFoo,
+                                                     kManifestIdFoo, kTimeFoo));
+  expected_entries.emplace(kReffererHostBar,
+                           PrecacheReferrerHostEntry(bar_id, kReffererHostBar,
+                                                     kManifestIdBar, kTimeBar));
+  EXPECT_THAT(expected_entries,
+              ::testing::ContainerEq(
+                  precache_referrer_host_table_->GetAllDataForTesting()));
+
+  precache_referrer_host_table_->DeleteAll();
+
+  EXPECT_EQ(0UL, precache_referrer_host_table_->GetAllDataForTesting().size());
+}
+
+TEST_F(PrecacheReferrerHostTableTest, DeleteAllEntriesBefore) {
+  const base::Time kOldTime = base::Time::FromInternalValue(10);
+  const base::Time kBeforeTime = base::Time::FromInternalValue(20);
+  const base::Time kEndTime = base::Time::FromInternalValue(30);
+  const base::Time kAfterTime = base::Time::FromInternalValue(40);
+
+  precache_referrer_host_table_->UpdateReferrerHost("old.com", 1, kOldTime);
+  precache_referrer_host_table_->UpdateReferrerHost("before.com", 2,
+                                                    kBeforeTime);
+  precache_referrer_host_table_->UpdateReferrerHost("end.com", 3, kEndTime);
+  precache_referrer_host_table_->UpdateReferrerHost("after.com", 4, kAfterTime);
+
+  precache_referrer_host_table_->DeleteAllEntriesBefore(kEndTime);
+
+  const auto actual_entries =
+      precache_referrer_host_table_->GetAllDataForTesting();
+  EXPECT_EQ(2UL, actual_entries.size());
+  EXPECT_NE(actual_entries.end(), actual_entries.find("end.com"));
+  EXPECT_NE(actual_entries.end(), actual_entries.find("after.com"));
+}
+
+}  // namespace
+
+}  // namespace precache