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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/breadcrumbs/core/breadcrumb_manager_observer.h"
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/test/task_environment.h"
#include "base/time/time.h"
#include "components/breadcrumbs/core/breadcrumb_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
namespace breadcrumbs {
namespace {
class FakeBreadcrumbManagerObserver : public BreadcrumbManagerObserver {
public:
FakeBreadcrumbManagerObserver() = default;
~FakeBreadcrumbManagerObserver() override = default;
FakeBreadcrumbManagerObserver(const FakeBreadcrumbManagerObserver&) = delete;
FakeBreadcrumbManagerObserver& operator=(
const FakeBreadcrumbManagerObserver&) = delete;
// BreadcrumbManagerObserver
void EventAdded(const std::string& event) override {
event_added_count_++;
event_added_last_received_event_ = event;
}
size_t event_added_count_ = 0u;
std::string event_added_last_received_event_;
};
} // namespace
class BreadcrumbManagerObserverTest : public PlatformTest {
protected:
BreadcrumbManagerObserverTest() = default;
~BreadcrumbManagerObserverTest() override = default;
base::test::TaskEnvironment task_env_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
FakeBreadcrumbManagerObserver observer_;
};
// Tests that `BreadcrumbManagerObserver::EventAdded` is called when an event to
// added to the BreadcrumbManager.
TEST_F(BreadcrumbManagerObserverTest, EventAdded) {
ASSERT_EQ(0u, observer_.event_added_count_);
ASSERT_TRUE(observer_.event_added_last_received_event_.empty());
const std::string event = "event";
BreadcrumbManager::GetInstance().AddEvent(event);
EXPECT_EQ(1u, observer_.event_added_count_);
// A timestamp will be prepended to the event passed to `AddEvent`.
EXPECT_NE(std::string::npos,
observer_.event_added_last_received_event_.find(event));
}
} // namespace breadcrumbs
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