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[Paywalls V2] Adds image background tests (#1967)
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145 changes: 145 additions & 0 deletions
145
...st/kotlin/com/revenuecat/purchases/ui/revenuecatui/components/modifier/BackgroundTests.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,145 @@ | ||
| package com.revenuecat.purchases.ui.revenuecatui.components.modifier | ||
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| import android.graphics.drawable.ColorDrawable | ||
| import androidx.compose.foundation.layout.Box | ||
| import androidx.compose.foundation.layout.requiredSize | ||
| import androidx.compose.material3.Text | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.graphics.Color | ||
| import androidx.compose.ui.graphics.toArgb | ||
| import androidx.compose.ui.platform.LocalDensity | ||
| import androidx.compose.ui.semantics.semantics | ||
| import androidx.compose.ui.semantics.testTag | ||
| import androidx.compose.ui.test.assertIsDisplayed | ||
| import androidx.compose.ui.test.junit4.createComposeRule | ||
| import androidx.compose.ui.test.onNodeWithTag | ||
| import androidx.test.ext.junit.runners.AndroidJUnit4 | ||
| import androidx.test.platform.app.InstrumentationRegistry | ||
| import coil.Coil | ||
| import coil.ImageLoader | ||
| import coil.annotation.ExperimentalCoilApi | ||
| import coil.test.FakeImageLoaderEngine | ||
| import com.revenuecat.purchases.paywalls.components.common.Background | ||
| import com.revenuecat.purchases.paywalls.components.properties.ImageUrls | ||
| import com.revenuecat.purchases.paywalls.components.properties.ThemeImageUrls | ||
| import com.revenuecat.purchases.ui.revenuecatui.assertions.assertPixelColorEquals | ||
| import com.revenuecat.purchases.ui.revenuecatui.assertions.assertPixelColorPercentage | ||
| import com.revenuecat.purchases.ui.revenuecatui.components.properties.toBackgroundStyle | ||
| import org.junit.After | ||
| import org.junit.Before | ||
| import org.junit.Rule | ||
| import org.junit.Test | ||
| import org.junit.runner.RunWith | ||
| import org.robolectric.annotation.Config | ||
| import org.robolectric.annotation.GraphicsMode | ||
| import org.robolectric.shadows.ShadowPixelCopy | ||
| import java.net.URL | ||
|
|
||
| @GraphicsMode(GraphicsMode.Mode.NATIVE) | ||
| @Config(shadows = [ShadowPixelCopy::class], sdk = [26]) | ||
| @OptIn(ExperimentalCoilApi::class) | ||
| @RunWith(AndroidJUnit4::class) | ||
| class BackgroundTests { | ||
|
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| private enum class TestUrl(val urlString: String, val color: Color) { | ||
| Blue(urlString = "https://blue", color = Color.Blue), | ||
| ; | ||
| } | ||
|
|
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| @get:Rule | ||
| val composeTestRule = createComposeRule() | ||
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| @Before | ||
| fun setup() { | ||
| val engine = FakeImageLoaderEngine.Builder() | ||
| .interceptAllTestUrls() | ||
| .build() | ||
| val imageLoader = ImageLoader.Builder(InstrumentationRegistry.getInstrumentation().targetContext) | ||
| .components { add(engine) } | ||
| .build() | ||
|
|
||
| Coil.setImageLoader(imageLoader) | ||
| } | ||
|
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||
| @After | ||
| fun teardown() { | ||
| Coil.reset() | ||
| } | ||
|
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| @Test | ||
| fun `Should properly set an image background`(): Unit = with(composeTestRule) { | ||
| // Arrange | ||
| val sizePx = 100 | ||
| val testUrl = TestUrl.Blue | ||
| val expectedColor = testUrl.color | ||
| val background = Background.Image(ThemeImageUrls(light = testUrl.toImageUrls(size = sizePx))) | ||
| setContent { | ||
| val backgroundStyle = background.toBackgroundStyle() | ||
| val sizeDp = with(LocalDensity.current) { sizePx.toDp() } | ||
|
|
||
| // Act | ||
| Box( | ||
| modifier = Modifier | ||
| .requiredSize(sizeDp) | ||
| .background(backgroundStyle) | ||
| .semantics { testTag = "box" } | ||
| ) | ||
| } | ||
|
|
||
| // Assert | ||
| onNodeWithTag("box") | ||
| .assertIsDisplayed() | ||
| .assertPixelColorEquals(startX = 0, startY = 0, width = sizePx, height = sizePx, color = expectedColor) | ||
| } | ||
|
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||
| @Test | ||
| fun `Should draw image background behind content`(): Unit = with(composeTestRule) { | ||
| // Arrange | ||
| val sizePx = 100 | ||
| val testUrl = TestUrl.Blue | ||
| val expectedColor = testUrl.color | ||
| val background = Background.Image(ThemeImageUrls(light = testUrl.toImageUrls(size = sizePx))) | ||
| setContent { | ||
| val backgroundStyle = background.toBackgroundStyle() | ||
| val sizeDp = with(LocalDensity.current) { sizePx.toDp() } | ||
|
|
||
| // Act | ||
| Text( | ||
| text = "Hello", | ||
| modifier = Modifier | ||
| .requiredSize(sizeDp) | ||
| .background(backgroundStyle) | ||
| .semantics { testTag = "box" } | ||
| ) | ||
| } | ||
|
|
||
| // Assert | ||
| onNodeWithTag("box") | ||
| .assertIsDisplayed() | ||
| .assertPixelColorPercentage( | ||
| startX = 0, | ||
| startY = 0, | ||
| width = sizePx, | ||
| height = sizePx, | ||
| color = expectedColor, | ||
| // Text rendering might not be fully deterministic (e.g. due to anti aliasing, font settings, etc.) so | ||
| // we're just verifying that the majority of the Composable shows the background, but not all of it. | ||
| predicate = { percentage -> percentage in 0.6f..0.99f } | ||
| ) | ||
| } | ||
|
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| private fun FakeImageLoaderEngine.Builder.interceptAllTestUrls(): FakeImageLoaderEngine.Builder = apply { | ||
| TestUrl.values().forEach { testUrl -> | ||
| intercept(testUrl.urlString, ColorDrawable(testUrl.color.toArgb())) | ||
| } | ||
| } | ||
|
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||
| private fun TestUrl.toImageUrls(size: Int): ImageUrls = | ||
| ImageUrls( | ||
| original = URL(urlString), | ||
| webp = URL(urlString), | ||
| webpLowRes = URL(urlString), | ||
| width = size.toUInt(), | ||
| height = size.toUInt(), | ||
| ) | ||
| } |