Add dry-run mode to dependency rake and don't run on android test pro…

…jects (#458)

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slack-plugin/src/main/kotlin/slack/dependencyrake/DependencyRake.kt

@@ -44,6 +44,8 @@ import org.gradle.api.tasks.TaskAction
 import org.gradle.api.tasks.TaskProvider
 import org.gradle.api.tasks.UntrackedTask
 import slack.gradle.convertProjectPathToAccessor
+import slack.gradle.property
+import slack.gradle.util.mapToBoolean
 
 private const val IGNORE_COMMENT = "// dependency-rake=ignore"
 
@@ -98,6 +100,14 @@ constructor(objects: ObjectFactory, providers: ProviderFactory) : AbstractPostPr
           )
       )
 
+  @get:Input
+  val dryRun: Property<Boolean> =
+    objects
+      .property<Boolean>()
+      .convention(
+        providers.gradleProperty("slack.dependencyrake.dryRun").mapToBoolean().orElse(false)
+      )
+
   @get:Input abstract val noApi: Property<Boolean>
 
   @get:OutputFile abstract val missingIdentifiersFile: RegularFileProperty
@@ -322,7 +332,20 @@ constructor(objects: ObjectFactory, providers: ProviderFactory) : AbstractPostPr
         }
       }
     }
-    buildFile.writeText(newLines.cleanLineFormatting().joinToString("\n"))
+
+    val fileToWrite =
+      if (!dryRun.get()) {
+        buildFile
+      } else {
+        buildFile.parentFile.resolve("new-build.gradle.kts").apply {
+          if (exists()) {
+            delete()
+          }
+          createNewFile()
+        }
+      }
+
+    fileToWrite.writeText(newLines.cleanLineFormatting().joinToString("\n"))
   }
 
   /** Remaps a given [Coordinates] to a known toml lib reference or error if [error] is true. */

slack-plugin/src/main/kotlin/slack/gradle/StandardProjectConfigurations.kt

@@ -170,6 +170,11 @@ internal class StandardProjectConfigurations(
       if (buildFile.exists()) {
         // Configure rake
         plugins.withId("com.autonomousapps.dependency-analysis") {
+          if (project.pluginManager.hasPlugin("com.android.test")) {
+            // Not supported yet in DAGP
+            // https://github.com/autonomousapps/dependency-analysis-android-gradle-plugin/issues/797
+            return@withId
+          }
           val isNoApi = slackProperties.rakeNoApi
           val catalogNames =
             extensions.findByType<VersionCatalogsExtension>()?.catalogNames ?: return@withId