add scripted test for DirectoryAndPackageName

build.sbt

@@ -111,6 +111,23 @@ lazy val rules = projectMatrix
   .defaultAxes(VirtualAxis.jvm)
   .jvmPlatform(rulesCrossVersions)
 
+lazy val rules212 = rules
+  .jvm(V.scala212)
+  .enablePlugins(ScriptedPlugin)
+  .settings(
+    Test / test := (Test / test).dependsOn(scripted.toTask("")).value,
+    scriptedBufferLog := false,
+    scriptedLaunchOpts += ("-Dscalafix-rules.version=" + version.value),
+    scriptedLaunchOpts += ("-Dscalafix.version=" + _root_.scalafix.sbt.BuildInfo.scalafixVersion),
+    sbtTestDirectory := (LocalRootProject / baseDirectory).value / "sbt-test",
+    scriptedLaunchOpts ++= {
+      import scala.collection.JavaConverters.*
+      val javaVmArgs: List[String] =
+        java.lang.management.ManagementFactory.getRuntimeMXBean.getInputArguments.asScala.toList
+      javaVmArgs.filter(a => Seq("-Xmx", "-Xms", "-XX", "-Dsbt.log.noformat").exists(a.startsWith))
+    }
+  )
+
 lazy val inputOutputCommon = Def.settings(
   scalacOptions ++= {
     scalaBinaryVersion.value match {

rules/src/main/scala/fix/DirectoryAndPackageName.scala

@@ -10,6 +10,7 @@ import scalafix.v1.Configuration
 import scalafix.v1.Rule
 import scalafix.v1.SyntacticDocument
 import scalafix.v1.SyntacticRule
+import java.util.Locale
 import scala.meta.Pkg
 import scala.meta.Term
 import scala.meta.Tree
@@ -18,7 +19,8 @@ import scala.meta.inputs.Position
 
 case class DirectoryAndPackageNameConfig(
   baseDirectory: Seq[String],
-  keyword: Seq[String]
+  keyword: Seq[String],
+  severity: LintSeverity
 )
 
 object DirectoryAndPackageNameConfig {
@@ -82,14 +84,27 @@ object DirectoryAndPackageNameConfig {
       "while",
       "with",
       "yield",
-    )
+    ),
+    severity = LintSeverity.Warning
   )
 
   implicit val surface: Surface[DirectoryAndPackageNameConfig] =
     metaconfig.generic.deriveSurface[DirectoryAndPackageNameConfig]
 
-  implicit val decoder: ConfDecoder[DirectoryAndPackageNameConfig] =
+  implicit val decoder: ConfDecoder[DirectoryAndPackageNameConfig] = {
+    implicit val instance: metaconfig.ConfDecoder[scalafix.lint.LintSeverity] = { conf =>
+      conf.as[String].map(_.toUpperCase(Locale.ROOT)).map {
+        case "ERROR" =>
+          LintSeverity.Error
+        case "INFO" =>
+          LintSeverity.Info
+        case _ =>
+          LintSeverity.Warning
+      }
+    }
+
     metaconfig.generic.deriveDecoder(default)
+  }
 }
 
 class DirectoryAndPackageName(config: DirectoryAndPackageNameConfig) extends SyntacticRule("DirectoryAndPackageName") {
@@ -158,16 +173,21 @@ class DirectoryAndPackageName(config: DirectoryAndPackageNameConfig) extends Syn
           DirectoryPackageWarn(
             path = path,
             packageName = packageName,
-            position = packages.last.pos
+            position = packages.last.pos,
+            severity = config.severity
           )
         )
       }
     }.getOrElse(Patch.empty)
   }
 }
 
-case class DirectoryPackageWarn(path: String, packageName: String, override val position: Position) extends Diagnostic {
+case class DirectoryPackageWarn(
+  path: String,
+  packageName: String,
+  override val position: Position,
+  override val severity: LintSeverity
+) extends Diagnostic {
   override def message = s"inconsistent package and directory\n${path}\n${packageName}"
 
-  override def severity: LintSeverity = LintSeverity.Warning
 }

sbt-test/test/DirectoryAndPackageName/.scalafix.conf

@@ -0,0 +1,5 @@
+rules = [
+  DirectoryAndPackageName
+]
+
+DirectoryAndPackageName.severity = error

sbt-test/test/DirectoryAndPackageName/build.sbt

@@ -0,0 +1 @@
+ThisBuild / scalafixDependencies += "com.github.xuwei-k" %% "scalafix-rules" % sys.props("scalafix-rules.version")

sbt-test/test/DirectoryAndPackageName/project/plugins.sbt

@@ -0,0 +1 @@
+addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % sys.props("scalafix.version"))

sbt-test/test/DirectoryAndPackageName/src/main/scala/a/X.scala

@@ -0,0 +1,3 @@
+package b
+
+class X

sbt-test/test/DirectoryAndPackageName/test

@@ -0,0 +1,2 @@
+> Test/compile
+-> scalafixAll