Migrate first TemporaryFolder test using @EnableRuleMigrationSupport

core/src/test/java/info/schnatterer/colander/ColanderITCase.java

@@ -26,24 +26,27 @@
 import info.schnatterer.colander.test.ITCases;
 import net.fortuna.ical4j.model.Property;
 import org.junit.Rule;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.migrationsupport.rules.EnableRuleMigrationSupport;
 import org.junit.rules.TemporaryFolder;
 
 import java.io.File;
 import java.util.Optional;
 
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.*;
+
 
 /**
  * Integration tests that tests colander end-to-end, from ics file to ics file.
  */
+@EnableRuleMigrationSupport
 public class ColanderITCase {
 
     @Rule
     public TemporaryFolder folder = new TemporaryFolder();
 
     @Test
-    public void endToEnd() throws Exception {
+    void endToEnd() throws Exception {
         String outputPath = folder.getRoot().toString() + "/out.ics";
         String inputPath = ITCases.getFilePathTestIcs(folder);
         Colander.toss(inputPath)
@@ -59,7 +62,7 @@ public void endToEnd() throws Exception {
             .filter(Optional::of)
             .rinse()
             .toFile(outputPath);
-        assertTrue("Output not written", new File(outputPath).exists());
+        assertTrue(new File(outputPath).exists(), "Output not written");
         ITCases.verifyParsedIcs(inputPath, outputPath);
     }
 }

pom.xml

@@ -100,6 +100,11 @@
                 <artifactId>junit-jupiter-engine</artifactId>
                 <version>${junit5.version}</version>
             </dependency>
+            <dependency>
+                <groupId>org.junit.jupiter</groupId>
+                <artifactId>junit-jupiter-migrationsupport</artifactId>
+                <version>${junit5.version}</version>
+            </dependency>
             <dependency>
                 <groupId>org.mockito</groupId>
                 <artifactId>mockito-junit-jupiter</artifactId>
@@ -142,6 +147,11 @@
             <artifactId>junit-jupiter-engine</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-migrationsupport</artifactId>
+            <scope>test</scope>
+        </dependency>
         <dependency>
             <groupId>org.mockito</groupId>
             <artifactId>mockito-junit-jupiter</artifactId>