| /* |
| * 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.foundation |
| |
| import androidx.compose.Composable |
| import androidx.ui.core.Modifier |
| import androidx.ui.core.testTag |
| import androidx.compose.foundation.layout.DpConstraints |
| import androidx.compose.foundation.layout.Stack |
| import androidx.compose.foundation.layout.preferredSizeIn |
| import androidx.ui.test.ComposeTestRule |
| import androidx.ui.test.SemanticsNodeInteraction |
| import androidx.ui.test.onNodeWithTag |
| import androidx.ui.unit.dp |
| |
| /** |
| * Constant to emulate very big but finite constraints |
| */ |
| val BigTestConstraints = DpConstraints(maxWidth = 5000.dp, maxHeight = 5000.dp) |
| |
| fun ComposeTestRule.setContentForSizeAssertions( |
| parentConstraints: DpConstraints = BigTestConstraints, |
| children: @Composable () -> Unit |
| ): SemanticsNodeInteraction { |
| setContent { |
| Stack { |
| Stack( |
| Modifier.preferredSizeIn(parentConstraints) |
| .testTag("containerForSizeAssertion")) { |
| children() |
| } |
| } |
| } |
| |
| return onNodeWithTag("containerForSizeAssertion") |
| } |