enable Paparazzi for the renderer module

Author: frett

.gitattributes

@@ -10,3 +10,5 @@
 *.properties text
 *.xml        text
 *.yml        text
+
+**/snapshots/**/*.png filter=lfs diff=lfs merge=lfs -text

.github/workflows/build.yml

@@ -122,6 +122,8 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
+        with:
+          lfs: 'true'
       - name: Setup Java JDK
         uses: actions/setup-java@v4
         with:
@@ -142,7 +144,7 @@ jobs:
           key: ${{ runner.os }}-maven-${{ github.sha }}
           restore-keys: ${{ runner.os }}-maven-
       - name: Run Android Unit Tests
-        run: ./gradlew test koverXmlReportRelease --scan --no-build-cache
+        run: ./gradlew test verifyPaparazzi koverXmlReport --scan --no-build-cache
       - name: Codecov
         uses: codecov/codecov-action@v5
         with:

.github/workflows/git-lfs-validation.yml

@@ -0,0 +1,15 @@
+name: "Validate Git LFS"
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  validate-lfs-pointers:
+    name: "Validate Git LFS pointers"
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - run: git lfs fsck --pointers

.github/workflows/record-snapshots.yml

@@ -0,0 +1,48 @@
+name: Record Snapshots
+
+on:
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  record_snapshots:
+    name: Record Snapshots
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          lfs: 'true'
+      - name: Setup Java JDK
+        uses: actions/setup-java@v4
+        with:
+          distribution: "temurin"
+          java-version-file: ".java-version"
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v4
+      - name: Cache Konan
+        uses: actions/cache@v4
+        with:
+          path: ~/.konan
+          key: ${{ runner.os }}-konan-${{ github.sha }}
+          restore-keys: ${{ runner.os }}-konan-
+      - name: Cache Maven
+        uses: actions/cache@v4
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-maven-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-maven-
+      - name: Record snapshots
+        run: ./gradlew cleanRecordPaparazzi --scan
+      - name: Commit snapshots
+        run: |
+          git config --global user.name '${{ github.actor }}'
+          git config --global user.email '${{ github.actor }}@users.noreply.github.com'
+          git add .
+          git commit -am "Record updated snapshots" || echo "No changed snapshots"
+          git push

gradle/libs.versions.toml

@@ -61,3 +61,4 @@ grgit = { id = "org.ajoberstar.grgit", version = "5.3.0" }
 ksp = { id = "com.google.devtools.ksp", version = "2.1.20-2.0.1" }
 ktlint = { id = "org.jlleitschuh.gradle.ktlint", version.ref = "ktlintGradle" }
 npm-publish = { id = "dev.petuska.npm.publish", version.ref = "npmPublish" }
+paparazzi = { id = "app.cash.paparazzi", version = "2.0.0-alpha01" }

module/parser/build.gradle.kts

@@ -26,10 +26,10 @@ kotlin {
                 implementation(kotlin("stdlib"))
                 implementation(libs.kotlin.coroutines.core)
 
+                api(libs.gtoSupport.fluidsonic.locale)
                 implementation(libs.androidx.annotation)
                 implementation(libs.colormath)
                 implementation(libs.fluidLocale)
-                implementation(libs.gtoSupport.fluidsonic.locale)
                 implementation(libs.kermit)
                 implementation(libs.kustomExport)
                 implementation(libs.kustomExport.coroutines)

module/renderer/build.gradle.kts

@@ -2,6 +2,7 @@ plugins {
     id("godtools-shared.module-conventions")
     alias(libs.plugins.compose)
     alias(libs.plugins.compose.compiler)
+    alias(libs.plugins.paparazzi)
 }
 
 android {

module/renderer/src/androidUnitTestDebug/kotlin/org/cru/godtools/shared/renderer/BasePaparazziTest.kt

@@ -0,0 +1,25 @@
+package org.cru.godtools.shared.renderer
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.ColumnScope
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import app.cash.paparazzi.Paparazzi
+import com.android.ide.common.rendering.api.SessionParams.RenderingMode
+import org.junit.Rule
+
+abstract class BasePaparazziTest(renderingMode: RenderingMode = RenderingMode.NORMAL) {
+    @get:Rule
+    val paparazzi = Paparazzi(
+        renderingMode = renderingMode,
+        maxPercentDifference = 0.001,
+    )
+
+    protected fun contentSnapshot(content: @Composable ColumnScope.() -> Unit) {
+        paparazzi.snapshot {
+            Column(modifier = Modifier.background(Color.White), content = content)
+        }
+    }
+}

module/renderer/src/androidUnitTestDebug/kotlin/org/cru/godtools/shared/renderer/content/RenderTextPaparazziTest.kt

@@ -0,0 +1,34 @@
+package org.cru.godtools.shared.renderer.content
+
+import com.android.ide.common.rendering.api.SessionParams.RenderingMode
+import kotlin.test.Test
+import org.cru.godtools.shared.renderer.BasePaparazziTest
+import org.cru.godtools.shared.tool.parser.model.Text
+
+class RenderTextPaparazziTest : BasePaparazziTest(renderingMode = RenderingMode.SHRINK) {
+    @Test
+    fun `RenderText() - Simple`() = contentSnapshot {
+        RenderText(Text(text = "Simple Text"))
+    }
+
+    @Test
+    fun `RenderText() - Styles`() = contentSnapshot {
+        RenderText(Text(text = "Italic Text", textStyles = setOf(Text.Style.ITALIC)))
+        RenderText(Text(text = "Underline Text", textStyles = setOf(Text.Style.UNDERLINE)))
+        RenderText(Text(text = "Italic Underline Text", textStyles = setOf(Text.Style.ITALIC, Text.Style.UNDERLINE)))
+    }
+
+    @Test
+    fun `RenderText() - Font Weight`() = contentSnapshot {
+        RenderText(Text(text = "Font Weight 100", fontWeight = 100))
+        RenderText(Text(text = "Font Weight 200", fontWeight = 200))
+        RenderText(Text(text = "Font Weight 300", fontWeight = 300))
+        RenderText(Text(text = "Font Weight 400", fontWeight = 400))
+        RenderText(Text(text = "Font Weight 500", fontWeight = 500))
+        RenderText(Text(text = "Font Weight 600", fontWeight = 600))
+        RenderText(Text(text = "Font Weight 700", fontWeight = 700))
+        RenderText(Text(text = "Font Weight 800", fontWeight = 800))
+        RenderText(Text(text = "Font Weight 900", fontWeight = 900))
+        RenderText(Text(text = "Font Weight 1000", fontWeight = 1000))
+    }
+}

module/renderer/src/commonMain/kotlin/org/cru/godtools/shared/renderer/content/RenderText.kt

@@ -3,12 +3,18 @@ package org.cru.godtools.shared.renderer.content
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextDecoration
 import org.cru.godtools.shared.tool.parser.model.Text
 
 @Composable
 internal fun RenderText(text: Text, modifier: Modifier = Modifier) {
     Text(
         text.text,
+        fontWeight = text.fontWeight?.let { FontWeight(it) },
+        fontStyle = FontStyle.Italic.takeIf { Text.Style.ITALIC in text.textStyles },
+        textDecoration = TextDecoration.Underline.takeIf { Text.Style.UNDERLINE in text.textStyles },
         modifier = modifier
     )
 }