TestUiDispatcher.kt

/*
 * Copyright 2020 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.compose.ui.test

import androidx.compose.runtime.EmbeddingContext
import kotlin.coroutines.CoroutineContext

// Experimental because it isn't yet clear if the behavior on Robolectric is correct
@ExperimentalTesting
object TestUiDispatcher {
    /**
     * The dispatcher to use if you need to dispatch coroutines on the main thread in tests.
     */
    val Main: CoroutineContext by lazy {
        EmbeddingContext().mainThreadCompositionContext()
    }
}