| /* |
| * Copyright 2019 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.material |
| |
| import androidx.compose.ui.graphics.Color |
| import androidx.compose.ui.test.junit4.createComposeRule |
| 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 |
| |
| @MediumTest |
| @RunWith(AndroidJUnit4::class) |
| class SurfaceContentColorTest { |
| |
| @get:Rule |
| val rule = createComposeRule() |
| |
| @Test |
| fun surfaceSetsCorrectContentColors_primary() { |
| rule.setContent { |
| MaterialTheme { |
| Surface(color = MaterialTheme.colors.primary) { |
| assertThat(AmbientContentColor.current) |
| .isEqualTo(MaterialTheme.colors.onPrimary) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun surfaceSetsCorrectContentColors_secondary() { |
| rule.setContent { |
| MaterialTheme { |
| Surface(color = MaterialTheme.colors.secondary) { |
| assertThat(AmbientContentColor.current) |
| .isEqualTo(MaterialTheme.colors.onSecondary) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun surfaceSetsCorrectContentColors_background() { |
| rule.setContent { |
| MaterialTheme { |
| Surface(color = MaterialTheme.colors.background) { |
| assertThat(AmbientContentColor.current) |
| .isEqualTo(MaterialTheme.colors.onBackground) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun surfaceSetsCorrectContentColors_surface() { |
| rule.setContent { |
| MaterialTheme { |
| Surface(color = MaterialTheme.colors.surface) { |
| assertThat(AmbientContentColor.current) |
| .isEqualTo(MaterialTheme.colors.onSurface) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun surfaceDoesNotSetContentColor_withCustomColor() { |
| rule.setContent { |
| MaterialTheme { |
| Surface(color = Color.Yellow) { |
| assertThat(AmbientContentColor.current).isEqualTo(Color.Black) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun surfaceInheritsParent_withCustomColor() { |
| rule.setContent { |
| MaterialTheme { |
| // This surface sets contentColor to be onSurface |
| Surface { |
| // This surface should inherit the parent contentColor, as yellow is not part |
| // of the theme |
| Surface(color = Color.Yellow) { |
| assertThat(AmbientContentColor.current) |
| .isEqualTo(MaterialTheme.colors.onSurface) |
| } |
| } |
| } |
| } |
| } |
| } |