HADOOP-19415. [JDK17] Upgrade JUnit from 4 to 5 in hadoop-common Part8.

Author: slfan1989

hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/FileContextTestHelper.java

@@ -17,6 +17,10 @@
  */
 package org.apache.hadoop.fs;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
 import java.io.DataInputStream;
 import java.io.IOException;
 import java.io.FileNotFoundException;
@@ -26,7 +30,6 @@
 import org.apache.hadoop.fs.Options.CreateOpts.BlockSize;
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.test.GenericTestUtils;
-import org.junit.Assert;
 
 /**
  * Helper class for unit tests.
@@ -220,28 +223,28 @@ public enum fileType {isDir, isFile, isSymlink};
   public static void checkFileStatus(FileContext aFc, String path,
       fileType expectedType) throws IOException {
     FileStatus s = aFc.getFileStatus(new Path(path));
-    Assert.assertNotNull(s);
+    assertNotNull(s);
     if (expectedType == fileType.isDir) {
-      Assert.assertTrue(s.isDirectory());
+      assertTrue(s.isDirectory());
     } else if (expectedType == fileType.isFile) {
-      Assert.assertTrue(s.isFile());
+      assertTrue(s.isFile());
     } else if (expectedType == fileType.isSymlink) {
-      Assert.assertTrue(s.isSymlink());
+      assertTrue(s.isSymlink());
     }
-    Assert.assertEquals(aFc.makeQualified(new Path(path)), s.getPath());
+    assertEquals(aFc.makeQualified(new Path(path)), s.getPath());
   }
 
   public static void checkFileLinkStatus(FileContext aFc, String path,
       fileType expectedType) throws IOException {
     FileStatus s = aFc.getFileLinkStatus(new Path(path));
-    Assert.assertNotNull(s);
+    assertNotNull(s);
     if (expectedType == fileType.isDir) {
-      Assert.assertTrue(s.isDirectory());
+      assertTrue(s.isDirectory());
     } else if (expectedType == fileType.isFile) {
-      Assert.assertTrue(s.isFile());
+      assertTrue(s.isFile());
     } else if (expectedType == fileType.isSymlink) {
-      Assert.assertTrue(s.isSymlink());
+      assertTrue(s.isSymlink());
     }
-    Assert.assertEquals(aFc.makeQualified(new Path(path)), s.getPath());
+    assertEquals(aFc.makeQualified(new Path(path)), s.getPath());
   }
 }