Moves some functions in search.h to components.

components/search/search_unittest.cc

+// Copyright 2014 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/search/search.h"
+
+#include "base/metrics/field_trial.h"
+#include "base/metrics/statistics_recorder.h"
+#include "components/variations/entropy_provider.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace chrome {
+
+class EmbeddedSearchFieldTrialTest : public testing::Test {
+ protected:
+  virtual void SetUp() {
+    field_trial_list_.reset(new base::FieldTrialList(
+        new metrics::SHA1EntropyProvider("42")));
+    base::StatisticsRecorder::Initialize();
+  }
+
+ private:
+  scoped_ptr<base::FieldTrialList> field_trial_list_;
+};
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoEmptyAndValid) {
+  FieldTrialFlags flags;
+
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoInvalidNumber) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77.2"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoInvalidName) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Invalid77"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoValidGroup) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoValidFlag) {
+  FieldTrialFlags flags;
+
+  EXPECT_EQ(9999ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77 foo:6"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(1ul, flags.size());
+  EXPECT_EQ(6ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoNewName) {
+  FieldTrialFlags flags;
+
+  EXPECT_EQ(9999ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77 foo:6"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(1ul, flags.size());
+  EXPECT_EQ(6ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoNewNameOverridesOld) {
+  FieldTrialFlags flags;
+
+  EXPECT_EQ(9999ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
+                                                     "Group77 foo:6"));
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("InstantExtended",
+                                                     "Group78 foo:5"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(1ul, flags.size());
+  EXPECT_EQ(6ul, GetUInt64ValueForFlagWithDefault("foo", 9999, flags));
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoLotsOfFlags) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
+      "EmbeddedSearch", "Group77 bar:1 baz:7 cat:dogs"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(3ul, flags.size());
+  EXPECT_EQ(true, GetBoolValueForFlagWithDefault("bar", false, flags));
+  EXPECT_EQ(7ul, GetUInt64ValueForFlagWithDefault("baz", 0, flags));
+  EXPECT_EQ("dogs",
+            GetStringValueForFlagWithDefault("cat", std::string(), flags));
+  EXPECT_EQ("default",
+            GetStringValueForFlagWithDefault("moose", "default", flags));
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoDisabled) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
+      "EmbeddedSearch", "Group77 bar:1 baz:7 cat:dogs DISABLED"));
+  EXPECT_FALSE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(0ul, flags.size());
+}
+
+TEST_F(EmbeddedSearchFieldTrialTest, GetFieldTrialInfoControlFlags) {
+  FieldTrialFlags flags;
+
+  ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
+      "EmbeddedSearch", "Control77 bar:1 baz:7 cat:dogs"));
+  EXPECT_TRUE(GetFieldTrialInfo(&flags));
+  EXPECT_EQ(3ul, flags.size());
+}
+
+}  // namespace chrome