| /* |
| * 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.ui.material |
| |
| import androidx.test.filters.MediumTest |
| import androidx.compose.foundation.contentColor |
| import androidx.compose.ui.graphics.Color |
| import androidx.ui.test.createComposeRule |
| import com.google.common.truth.Truth.assertThat |
| import org.junit.Rule |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| import org.junit.runners.Parameterized |
| |
| @Suppress("unused") |
| @MediumTest |
| @RunWith(Parameterized::class) |
| class EmphasisTest(private val colors: ColorPalette, private val debugParameterName: String) { |
| private val ReducedContrastHighEmphasisAlpha = 0.87f |
| private val ReducedContrastMediumEmphasisAlpha = 0.60f |
| private val ReducedContrastDisabledEmphasisAlpha = 0.38f |
| |
| private val HighContrastHighEmphasisAlpha = 1.00f |
| private val HighContrastMediumEmphasisAlpha = 0.74f |
| private val HighContrastDisabledEmphasisAlpha = 0.38f |
| |
| companion object { |
| @JvmStatic |
| @Parameterized.Parameters(name = "{1}") |
| fun initColorPalette() = arrayOf( |
| arrayOf(lightColorPalette(), "Light theme"), |
| arrayOf(darkColorPalette(), "Dark theme") |
| ) |
| } |
| |
| @get:Rule |
| val composeTestRule = createComposeRule(disableTransitions = true) |
| |
| @Test |
| fun noEmphasisSpecified_contentColorUnmodified_surface() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface { |
| val onSurface = MaterialTheme.colors.onSurface |
| |
| assertThat(contentColor()).isEqualTo(onSurface) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun highEmphasis_contentColorSet_surface() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface { |
| ProvideEmphasis(EmphasisAmbient.current.high) { |
| val onSurface = MaterialTheme.colors.onSurface |
| val modifiedOnSurface = onSurface.copy( |
| alpha = ReducedContrastHighEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnSurface) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun mediumEmphasis_contentColorSet_surface() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface { |
| ProvideEmphasis(EmphasisAmbient.current.medium) { |
| val onSurface = MaterialTheme.colors.onSurface |
| val modifiedOnSurface = onSurface.copy( |
| alpha = ReducedContrastMediumEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnSurface) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun disabledEmphasis_contentColorSet_surface() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface { |
| ProvideEmphasis(EmphasisAmbient.current.disabled) { |
| val onSurface = MaterialTheme.colors.onSurface |
| val modifiedOnSurface = onSurface.copy( |
| alpha = ReducedContrastDisabledEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnSurface) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun noEmphasisSpecified_contentColorUnmodified_primary() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface(color = colors.primary) { |
| val onPrimary = MaterialTheme.colors.onPrimary |
| |
| assertThat(contentColor()).isEqualTo(onPrimary) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun highEmphasis_contentColorSet_primary() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface(color = colors.primary) { |
| ProvideEmphasis(EmphasisAmbient.current.high) { |
| val onPrimary = MaterialTheme.colors.onPrimary |
| val modifiedOnPrimary = onPrimary.copy( |
| alpha = HighContrastHighEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnPrimary) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun mediumEmphasis_contentColorSet_primary() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface(color = colors.primary) { |
| ProvideEmphasis(EmphasisAmbient.current.medium) { |
| val onPrimary = MaterialTheme.colors.onPrimary |
| val modifiedOnPrimary = onPrimary.copy( |
| alpha = HighContrastMediumEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnPrimary) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun disabledEmphasis_contentColorSet_primary() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface(color = colors.primary) { |
| ProvideEmphasis(EmphasisAmbient.current.disabled) { |
| val onPrimary = MaterialTheme.colors.onPrimary |
| val modifiedOnPrimary = onPrimary.copy( |
| alpha = HighContrastDisabledEmphasisAlpha |
| ) |
| |
| assertThat(contentColor()).isEqualTo(modifiedOnPrimary) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun noEmphasisSpecified_contentColorUnmodified_colorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| Surface(contentColor = Color.Yellow) { |
| assertThat(contentColor()).isEqualTo(Color.Yellow) |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun highEmphasis_contentColorSet_highLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.9f, 0.9f, 0.9f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.high) { |
| val expectedAlpha = if (colors.isLight) { |
| HighContrastHighEmphasisAlpha |
| } else { |
| ReducedContrastHighEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun mediumEmphasis_contentColorSet_highLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.9f, 0.9f, 0.9f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.medium) { |
| val expectedAlpha = if (colors.isLight) { |
| HighContrastMediumEmphasisAlpha |
| } else { |
| ReducedContrastMediumEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun disabledEmphasis_contentColorSet_highLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.9f, 0.9f, 0.9f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.disabled) { |
| val expectedAlpha = if (colors.isLight) { |
| HighContrastDisabledEmphasisAlpha |
| } else { |
| ReducedContrastDisabledEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun highEmphasis_contentColorSet_lowLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.1f, 0.1f, 0.1f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.high) { |
| val expectedAlpha = if (colors.isLight) { |
| ReducedContrastHighEmphasisAlpha |
| } else { |
| HighContrastHighEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun mediumEmphasis_contentColorSet_lowLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.1f, 0.1f, 0.1f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.medium) { |
| val expectedAlpha = if (colors.isLight) { |
| ReducedContrastMediumEmphasisAlpha |
| } else { |
| HighContrastMediumEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun disabledEmphasis_contentColorSet_lowLuminanceColorNotFromTheme() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.1f, 0.1f, 0.1f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.disabled) { |
| val expectedAlpha = if (colors.isLight) { |
| ReducedContrastDisabledEmphasisAlpha |
| } else { |
| HighContrastDisabledEmphasisAlpha |
| } |
| val modifiedColor = contentColor.copy(alpha = expectedAlpha) |
| |
| assertThat(contentColor()).isEqualTo(modifiedColor) |
| } |
| } |
| } |
| } |
| } |
| |
| @Test |
| fun translucentColor_emphasisNotApplied() { |
| composeTestRule.setContent { |
| MaterialTheme(colors) { |
| val contentColor = Color(0.5f, 0.5f, 0.5f, 0.5f) |
| Surface(contentColor = contentColor) { |
| ProvideEmphasis(EmphasisAmbient.current.high) { |
| assertThat(contentColor()).isEqualTo(contentColor) |
| } |
| } |
| } |
| } |
| } |
| } |