refactor: Migrate rollingfile tests to junit5

Signed-off-by: Ninette Adhikari <ninette.adhikari@gmail.com>

Author: ninetteadhikari

log4j-core-test/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingAppenderOnStartupTest.java

@@ -16,7 +16,7 @@
  */
 package org.apache.logging.log4j.core.appender.rolling;
 
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 import static org.junit.jupiter.api.Assumptions.assumeTrue;
 
 import java.nio.file.DirectoryStream;
@@ -81,13 +81,14 @@ public void performTest(final LoggerContext loggerContext) throws Exception {
                 if (path.toFile().getName().startsWith(ROLLED)) {
                     rolled = true;
                     final List<String> lines = Files.readAllLines(path);
-                    assertTrue("No messages in " + path.toFile().getName(), lines.size() > 0);
                     assertTrue(
-                            "Missing message for " + path.toFile().getName(),
-                            lines.get(0).startsWith(PREFIX + "1"));
+                            lines.size() > 0, "No messages in " + path.toFile().getName());
+                    assertTrue(
+                            lines.get(0).startsWith(PREFIX + "1"),
+                            "Missing message for " + path.toFile().getName());
                 }
             }
         }
-        assertTrue("File did not roll", rolled);
+        assertTrue(rolled, "File did not roll");
     }
 }

log4j-core-test/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderAccessTest.java

@@ -21,8 +21,8 @@
 import org.apache.logging.log4j.core.LoggerContext;
 import org.apache.logging.log4j.core.appender.RollingFileAppender;
 import org.apache.logging.log4j.core.config.Configuration;
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 
 public class RollingFileAppenderAccessTest {
 
@@ -49,8 +49,8 @@ public void testAccessManagerWithBuilder() throws IOException {
             final RollingFileManager manager = appender.getManager();
             // Since the RolloverStrategy and TriggeringPolicy are immutable, we could also use generics to type their
             // access.
-            Assert.assertNotNull(manager.getRolloverStrategy());
-            Assert.assertNotNull(manager.getTriggeringPolicy());
+            Assertions.assertNotNull(manager.getRolloverStrategy());
+            Assertions.assertNotNull(manager.getTriggeringPolicy());
         }
     }
 
@@ -84,8 +84,8 @@ public void testAccessManagerWithStrings() throws IOException {
             final RollingFileManager manager = appender.getManager();
             // Since the RolloverStrategy and TriggeringPolicy are immutable, we could also use generics to type their
             // access.
-            Assert.assertNotNull(manager.getRolloverStrategy());
-            Assert.assertNotNull(manager.getTriggeringPolicy());
+            Assertions.assertNotNull(manager.getRolloverStrategy());
+            Assertions.assertNotNull(manager.getTriggeringPolicy());
         }
     }
 }

log4j-core-test/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderBuilderTest.java

@@ -17,8 +17,8 @@
 package org.apache.logging.log4j.core.appender.rolling;
 
 import org.apache.logging.log4j.core.appender.RollingFileAppender;
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 
 public class RollingFileAppenderBuilderTest {
 
@@ -27,6 +27,6 @@ public class RollingFileAppenderBuilderTest {
      */
     @Test
     public void testDefaultImmediateFlush() {
-        Assert.assertTrue(RollingFileAppender.newBuilder().isImmediateFlush());
+        Assertions.assertTrue(RollingFileAppender.newBuilder().isImmediateFlush());
     }
 }

log4j-core-test/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderLayoutTest.java

@@ -18,15 +18,15 @@
 
 import org.apache.logging.log4j.core.appender.RollingFileAppender;
 import org.apache.logging.log4j.core.config.DefaultConfiguration;
-import org.junit.Assert;
-import org.junit.Test;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
 
 public class RollingFileAppenderLayoutTest {
 
     @Test
     public void testDefaultLayout() throws Exception {
         // @formatter:off
-        Assert.assertNotNull(RollingFileAppender.newBuilder()
+        Assertions.assertNotNull(RollingFileAppender.newBuilder()
                 .setName(RollingFileAppenderLayoutTest.class.getName())
                 .setConfiguration(new DefaultConfiguration())
                 .withFileName("log.txt")

log4j-core-test/src/test/java/org/apache/logging/log4j/core/appender/rolling/RolloverFilePatternTest.java

@@ -16,13 +16,13 @@
  */
 package org.apache.logging.log4j.core.appender.rolling;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.regex.Matcher;
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 /**
  * Test getEligibleFiles method.