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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/toolbar/chrome_labs/chrome_labs_model.h"
#include "base/i18n/case_conversion.h"
#include "base/strings/string_util.h"
#include "base/test/icu_test_util.h"
#include "chrome/browser/about_flags.h"
#include "chrome/test/views/chrome_views_test_base.h"
#include "components/webui/flags/feature_entry.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
std::string CanonicalizeString(std::string original_string) {
std::string new_string;
// Trim common separator character used in about_flags
char kSeparators[] = "-";
base::RemoveChars(original_string, kSeparators, &new_string);
return base::ToLowerASCII(
base::TrimWhitespaceASCII(new_string, base::TRIM_ALL));
}
} // namespace
class ChromeLabsModelTest : public ChromeViewsTestBase {};
TEST_F(ChromeLabsModelTest, CheckFeaturesHaveSupportedTypes) {
std::unique_ptr<ChromeLabsModel> model = std::make_unique<ChromeLabsModel>();
const std::vector<LabInfo>& all_labs = model->GetLabInfo();
for (const auto& lab : all_labs) {
const flags_ui::FeatureEntry* entry =
about_flags::GetCurrentFlagsState()->FindFeatureEntryByName(
lab.internal_name);
EXPECT_TRUE(entry->type == flags_ui::FeatureEntry::FEATURE_VALUE ||
entry->type ==
flags_ui::FeatureEntry::FEATURE_WITH_PARAMS_VALUE);
}
}
// Experiments in Chrome Labs must features of type
// FEATURE_WITH_PARAMS_VALUE must have variation descriptions in Chrome Labs
// match those declared in about_flags.
TEST_F(ChromeLabsModelTest, CheckFeatureWithParamsVariations) {
base::test::ScopedRestoreICUDefaultLocale locale(std::string("en_US"));
auto model = std::make_unique<ChromeLabsModel>();
const std::vector<LabInfo>& all_labs = model->GetLabInfo();
for (const auto& lab : all_labs) {
const flags_ui::FeatureEntry* entry =
about_flags::GetCurrentFlagsState()->FindFeatureEntryByName(
lab.internal_name);
if (entry->type == flags_ui::FeatureEntry::FEATURE_WITH_PARAMS_VALUE) {
std::vector<std::u16string> translated_descriptions =
lab.translated_feature_variation_descriptions;
base::span<const flags_ui::FeatureEntry::FeatureVariation>
feature_entry_descriptions = entry->feature.feature_variations;
EXPECT_EQ(feature_entry_descriptions.size(),
translated_descriptions.size());
for (size_t i = 0; i < translated_descriptions.size(); ++i) {
EXPECT_EQ(
CanonicalizeString(base::UTF16ToUTF8(translated_descriptions[i])),
CanonicalizeString(feature_entry_descriptions[i].description_text));
}
}
}
}
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