1 /*
2  * Copyright (C) 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.compose.test
18 
19 import androidx.compose.runtime.Composable
20 import androidx.compose.runtime.rememberCoroutineScope
21 import androidx.compose.ui.test.junit4.ComposeContentTestRule
22 import kotlinx.coroutines.CoroutineScope
23 import kotlinx.coroutines.Dispatchers
24 
25 /**
26  * Set [content] as this rule's content and return a [CoroutineScope] bound to [Dispatchers.Main]
27  * and scoped to this rule.
28  */
setContentAndCreateMainScopenull29 fun ComposeContentTestRule.setContentAndCreateMainScope(
30     content: @Composable () -> Unit
31 ): CoroutineScope {
32     lateinit var coroutineScope: CoroutineScope
33     setContent {
34         coroutineScope = rememberCoroutineScope(getContext = { Dispatchers.Main })
35         content()
36     }
37     return coroutineScope
38 }
39