HADOOP-19617 - [JDK17] Remove JUnit4 Dependency - Cloud V2.

Author: slfan1989

hadoop-cloud-storage-project/hadoop-huaweicloud/pom.xml

@@ -116,12 +116,6 @@
       <scope>test</scope>
       <type>test-jar</type>
     </dependency>
-    <dependency>
-      <groupId>junit</groupId>
-      <artifactId>junit</artifactId>
-      <version>${junit.version}</version>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>org.mockito</groupId>
       <artifactId>mockito-all</artifactId>
@@ -201,5 +195,10 @@
         </exclusion>
       </exclusions>
     </dependency>
+    <dependency>
+      <groupId>org.assertj</groupId>
+      <artifactId>assertj-core</artifactId>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 </project>

hadoop-cloud-storage-project/hadoop-huaweicloud/src/test/java/org/apache/hadoop/fs/obs/TestOBSContractCreate.java

@@ -21,7 +21,8 @@
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.contract.AbstractContractCreateTest;
 import org.apache.hadoop.fs.contract.AbstractFSContract;
-import org.junit.Assume;
+
+import static org.assertj.core.api.Assumptions.assumeThat;
 
 /**
  * Create test cases on obs file system.
@@ -35,11 +36,15 @@ protected AbstractFSContract createContract(final Configuration conf) {
 
   @Override
   public void testCreatedFileIsImmediatelyVisible() {
-    Assume.assumeTrue("unsupport.", false);
+    assumeThat(false)
+        .as("unsupport.")
+        .isTrue();
   }
 
   @Override
   public void testCreatedFileIsVisibleOnFlush() {
-    Assume.assumeTrue("unsupport", false);
+    assumeThat(false)
+        .as("unsupport.")
+        .isTrue();
   }
 }

hadoop-cloud-storage-project/hadoop-huaweicloud/src/test/java/org/apache/hadoop/fs/obs/TestOBSContractRename.java

@@ -21,7 +21,8 @@
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.contract.AbstractContractRenameTest;
 import org.apache.hadoop.fs.contract.AbstractFSContract;
-import org.junit.Assume;
+
+import static org.assertj.core.api.Assumptions.assumeThat;
 
 /**
  * Rename test cases on obs file system.
@@ -35,11 +36,15 @@ protected AbstractFSContract createContract(final Configuration conf) {
 
   @Override
   public void testRenameFileUnderFileSubdir() {
-    Assume.assumeTrue("unsupport.", false);
+    assumeThat(false)
+        .as("unsupport.")
+        .isTrue();
   }
 
   @Override
   public void testRenameFileUnderFile() {
-    Assume.assumeTrue("unsupport.", false);
+    assumeThat(false)
+        .as("unsupport.")
+        .isTrue();
   }
 }