| /* |
| * 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.text |
| |
| import androidx.compose.runtime.Providers |
| import androidx.compose.ui.platform.LocalLayoutDirection |
| import androidx.compose.ui.test.junit4.createComposeRule |
| import androidx.compose.ui.text.InternalTextApi |
| import androidx.compose.ui.text.input.TextFieldValue |
| import androidx.compose.ui.unit.LayoutDirection |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.MediumTest |
| import com.google.common.truth.Truth.assertThat |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| |
| @RunWith(AndroidJUnit4::class) |
| @MediumTest |
| class TextLayoutDirectionTest { |
| @get:Rule |
| val rule = createComposeRule() |
| |
| @Test |
| fun testCoreTextField_getsCorrectLayoutDirection() { |
| var layoutDirection: LayoutDirection? = null |
| |
| rule.setContent { |
| Providers(LocalLayoutDirection provides LayoutDirection.Rtl) { |
| @OptIn(InternalTextApi::class) |
| CoreTextField( |
| value = TextFieldValue("..."), |
| onValueChange = {}, |
| onTextLayout = { result -> |
| layoutDirection = result.layoutInput.layoutDirection |
| } |
| ) |
| } |
| } |
| |
| rule.runOnIdle { |
| assertThat(layoutDirection).isNotNull() |
| assertThat(layoutDirection!!).isEqualTo(LayoutDirection.Rtl) |
| } |
| } |
| } |