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BY SERGIO SASTRE + test

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@Gio_Sastre Screen designs Content

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@Gio_Sastre Screen designs Loading Content

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@Gio_Sastre Screen designs Loading Error Content

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@Gio_Sastre Screen designs Content

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@Gio_Sastre Content

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@Gio_Sastre Content @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview AppTheme { } @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview AppTheme { } fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { } @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { } fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { } @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { } Header ( … ) fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { } @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { } Header ( … ) SubscriptionsLazyColumn ( items = subscriptions ) { … } fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { } @Preview

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@Gio_Sastre Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { } Header ( … ) SubscriptionsLazyColumn ( items = subscriptions ) { … } BuySubscriptionButton ( enabled = true ) fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { } @Preview

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@Gio_Sastre @Preview Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { } Header ( … ) SubscriptionsLazyColumn ( items = subscriptions ) { … } BuySubscriptionButton ( enabled = true ) fun ContentSubscriptionScreen ( @Composable subscriptions : ImmutableList , ) { }

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@Gio_Sastre @Preview Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { }

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@Gio_Sastre @Preview ( fontScale = 1.3f ) @Preview Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { }

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@Gio_Sastre @Preview ( fontScale = 1.3f ) S C R O L L A B L E @Preview Content ) { fun ContentSubscriptionScreenPreview ( @Composable } @Preview ContentSubscriptionScreen ( subscriptions ) val subscriptions = … AppTheme { }

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@Gio_Sastre

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@Gio_Sastre

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@Gio_Sastre

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@Gio_Sastre

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@Gio_Sastre Original New

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@Gio_Sastre Original New Diff Verify

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How does screenshot testing @Gio_Sastre work ?

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record AND verify @Gio_Sastre

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CI @Gio_Sastre @Composable JVM

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CI @Gio_Sastre + @Preview @Composable JVM

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CI @Gio_Sastre + @Preview @Composable = test JVM

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CI @Gio_Sastre + @Preview @Composable JVM

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CI @Gio_Sastre + @Preview @Composable record JVM

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CI @Gio_Sastre + @Preview @Composable record JVM

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CI @Gio_Sastre + @Preview @Composable JVM

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CI @Gio_Sastre + @Preview @Composable refactoring JVM

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CI @Gio_Sastre + @Preview @Composable refactoring verify JVM

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CI @Gio_Sastre + @Preview @Composable refactoring verify JVM

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CI @Gio_Sastre + @Preview @Composable refactoring verify JVM

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CI @Gio_Sastre + @Preview @Composable refactoring verify JVM

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CI @Gio_Sastre + @Preview @Composable refactoring verify JVM

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@Gio_Sastre + @Preview @Composable JVM refactoring verify

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@Gio_Sastre + @Preview @Composable JVM refactoring verify

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@Gio_Sastre + @Preview @Composable JVM refactoring verify

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@Gio_Sastre Fast Feedback Loops Don’t write screenshot tests Auto-generate them from @Previews

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Roborazzi Paparazzi Compose Preview @Gio_Sastre Auto-generate tests from @Previews @Previews source location

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Roborazzi Paparazzi Compose Preview @Gio_Sastre Auto-generate tests from @Previews @Previews source location Fully automated screenshotTest only

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Roborazzi Paparazzi Compose Preview @Gio_Sastre Auto-generate tests from @Previews @Previews source location Fully automated screenshotTest only main Fully automated screenshotTest androidTest

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Roborazzi Paparazzi Compose Preview @Gio_Sastre Auto-generate tests from @Previews @Previews source location Fully automated screenshotTest only + main screenshotTest androidTest main Fully automated screenshotTest androidTest

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Composable Preview Scanner https://github.com/sergio-sastre/ComposablePreviewScanner @Gio_Sastre