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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/client_navigation_throttler.h"
#include "base/test/bind.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
namespace {
TEST(ClientNavigationThrottlerTest, Empty) {
ClientNavigationThrottler unused;
}
TEST(ClientNavigationThrottlerTest, Basic) {
ClientNavigationThrottler throttler;
int foo = 1;
throttler.DispatchOrScheduleNavigation(
base::BindLambdaForTesting([&foo]() { foo++; }));
EXPECT_THAT(foo, testing::Eq(2));
}
TEST(ClientNavigationThrottlerTest, Throttles) {
ClientNavigationThrottler throttler;
int foo = 1;
auto throttle1 = throttler.DeferNavigations();
auto throttle2 = throttler.DeferNavigations();
throttler.DispatchOrScheduleNavigation(
base::BindLambdaForTesting([&foo]() { foo++; }));
EXPECT_THAT(foo, testing::Eq(1));
throttle1 = {};
EXPECT_THAT(foo, testing::Eq(1));
throttle2 = {};
EXPECT_THAT(foo, testing::Eq(2));
}
TEST(ClientNavigationThrottlerTest, Order) {
ClientNavigationThrottler throttler;
int foo = 1;
{
auto handle = throttler.DeferNavigations();
throttler.DispatchOrScheduleNavigation(
base::BindLambdaForTesting([&foo]() { foo += 1; }));
throttler.DispatchOrScheduleNavigation(
base::BindLambdaForTesting([&foo]() { foo <<= 1; }));
EXPECT_THAT(foo, testing::Eq(1));
}
EXPECT_THAT(foo, testing::Eq(4));
}
} // namespace
} // namespace content
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