| /* |
| * Copyright 2022 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.navigation |
| |
| import androidx.benchmark.junit4.BenchmarkRule |
| import androidx.benchmark.junit4.measureRepeated |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.LargeTest |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| |
| @RunWith(AndroidJUnit4::class) |
| @LargeTest |
| class NavDestinationEqualsBenchmark { |
| |
| @get:Rule |
| val benchmarkRule = BenchmarkRule() |
| |
| @Suppress("UnusedEquals") |
| @Test |
| fun navGraphEquals_100() { |
| val navigatorProvider = NavigatorProvider().apply { |
| addNavigator(NavGraphNavigator(this)) |
| addNavigator(NoOpNavigator()) |
| } |
| val graph1 = navigatorProvider.createGraph(100) |
| val graph2 = navigatorProvider.createGraph(100) |
| benchmarkRule.measureRepeated { |
| graph1 == graph2 |
| } |
| } |
| |
| private fun NavigatorProvider.createGraph( |
| count: Int |
| ) = getNavigator(NavGraphNavigator::class.java).createDestination().apply { |
| id = GRAPH_ID |
| setStartDestination(START_DESTINATION_ID) |
| val navigator = getNavigator(NoOpNavigator::class.java) |
| for (i in 0 until count) { |
| addDestination( |
| navigator.createDestination().apply { |
| route = URI_PATH + i + URI_EXTRAS |
| id = i |
| } |
| ) |
| } |
| } |
| |
| companion object { |
| const val URI_PATH = "example.com/" |
| const val URI_EXTRAS = "test/{test}?param1={param}#fragment" |
| const val START_DESTINATION_ID = 0 |
| const val GRAPH_ID = 111 |
| } |
| } |