Fix failing TemporaryFolderToTempDir test

The test didn't register a Groovy parser with the required classpath entries even though one of the test cases included a Groovy source. As a result the type attribution was missing and the recipe didn't get fully applied.

Author: knutwannheden

src/main/java/org/openrewrite/java/testing/junit5/TemporaryFolderToTempDir.java

@@ -56,13 +56,12 @@ public TreeVisitor<?, ExecutionContext> getVisitor() {
         return new JavaVisitor<ExecutionContext>() {
 
             @Nullable
-            private Supplier<JavaParser> javaParser;
+            private JavaParser.Builder<?, ?> javaParser;
 
-            private Supplier<JavaParser> javaParser(ExecutionContext ctx) {
+            private JavaParser.Builder<?, ?> javaParser(ExecutionContext ctx) {
                 if (javaParser == null) {
-                    javaParser = () -> JavaParser.fromJavaVersion()
-                            .classpathFromResources(ctx, "junit-jupiter-api-5.9.2")
-                            .build();
+                    javaParser = JavaParser.fromJavaVersion()
+                            .classpathFromResources(ctx, "junit-jupiter-api-5.9.2");
                 }
                 return javaParser;
 

src/test/java/org/openrewrite/java/testing/junit5/TemporaryFolderToTempDirTest.java

@@ -18,6 +18,7 @@
 import org.junit.jupiter.api.Test;
 import org.openrewrite.InMemoryExecutionContext;
 import org.openrewrite.Issue;
+import org.openrewrite.groovy.GroovyParser;
 import org.openrewrite.java.JavaParser;
 import org.openrewrite.test.RecipeSpec;
 import org.openrewrite.test.RewriteTest;
@@ -34,6 +35,8 @@ public void defaults(RecipeSpec spec) {
         spec
           .parser(JavaParser.fromJavaVersion()
             .classpathFromResources(new InMemoryExecutionContext(), "junit-4.13.+"))
+          .parser(GroovyParser.builder()
+            .classpathFromResource(new InMemoryExecutionContext(), "junit-4.13.+"))
           .recipe(new TemporaryFolderToTempDir());
     }