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The following commit(s) were added to refs/heads/trunk by this push:
     new 3df1975a20e HADOOP-19646. [JDK17] Migrate hadoop-aws module from 
JUnit4 Assume to JUnit5 Assumptions. (#7858)
3df1975a20e is described below

commit 3df1975a20ead999a2259bedb02b194eade13da2
Author: slfan1989 <55643692+slfan1...@users.noreply.github.com>
AuthorDate: Tue Aug 12 09:38:29 2025 +0800

    HADOOP-19646. [JDK17] Migrate hadoop-aws module from JUnit4 Assume to 
JUnit5 Assumptions. (#7858)
    
    * HADOOP-19646. Migrate hadoop-aws module from JUnit4 Assume to JUnit5 
Assumptions.
    
    Co-authored-by: Steve Loughran <ste...@apache.org>
    Reviewed-by: Steve Loughran <ste...@apache.org>
    Signed-off-by: Shilun Fan <slfan1...@apache.org>
---
 .../org/apache/hadoop/fs/s3a/ITestS3ABlockOutputDisk.java    |  6 ++++--
 .../java/org/apache/hadoop/fs/s3a/ITestS3ADelayedFNF.java    |  8 ++++----
 .../src/test/java/org/apache/hadoop/fs/s3a/S3ATestUtils.java | 12 +++++++-----
 .../java/org/apache/hadoop/fs/s3a/auth/RoleTestUtils.java    |  7 ++++---
 .../apache/hadoop/fs/s3a/test/PublicDatasetTestUtils.java    |  8 ++++----
 5 files changed, 23 insertions(+), 18 deletions(-)

diff --git 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ABlockOutputDisk.java
 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ABlockOutputDisk.java
index ad8c76d2a61..f09cd7e377e 100644
--- 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ABlockOutputDisk.java
+++ 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ABlockOutputDisk.java
@@ -18,7 +18,7 @@
 
 package org.apache.hadoop.fs.s3a;
 
-import org.junit.Assume;
+import static org.assertj.core.api.Assumptions.assumeThat;
 
 /**
  * Use {@link Constants#FAST_UPLOAD_BUFFER_DISK} for buffering.
@@ -36,7 +36,9 @@ protected String getBlockOutputBufferName() {
    * @return null
    */
   protected S3ADataBlocks.BlockFactory createFactory(S3AFileSystem fileSystem) 
{
-    Assume.assumeTrue("mark/reset not supported", false);
+    assumeThat(false)
+        .as("mark/reset not supported")
+        .isTrue();
     return null;
   }
 }
diff --git 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ADelayedFNF.java
 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ADelayedFNF.java
index cfdfcded4ee..f5753e15fab 100644
--- 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ADelayedFNF.java
+++ 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3ADelayedFNF.java
@@ -26,7 +26,6 @@
 import org.apache.hadoop.fs.s3a.impl.ChangeDetectionPolicy.Source;
 import org.apache.hadoop.test.LambdaTestUtils;
 
-import org.junit.Assume;
 import org.junit.jupiter.api.Test;
 
 import java.io.FileNotFoundException;
@@ -36,6 +35,7 @@
 import static org.apache.hadoop.fs.s3a.Constants.RETRY_INTERVAL;
 import static org.apache.hadoop.fs.s3a.Constants.RETRY_LIMIT;
 import static 
org.apache.hadoop.fs.s3a.S3ATestUtils.removeBaseAndBucketOverrides;
+import static org.assertj.core.api.Assumptions.assumeThat;
 
 /**
  * Tests behavior of a FileNotFound error that happens after open(), i.e. on
@@ -68,9 +68,9 @@ public void testNotFoundFirstRead() throws Exception {
     S3AFileSystem fs = getFileSystem();
     ChangeDetectionPolicy changeDetectionPolicy =
         fs.getChangeDetectionPolicy();
-    Assume.assumeFalse("FNF not expected when using a bucket with"
-            + " object versioning",
-        changeDetectionPolicy.getSource() == Source.VersionId);
+    assumeThat(changeDetectionPolicy.getSource())
+        .as("FNF not expected when using a bucket with object versioning")
+        .isNotEqualTo(Source.VersionId);
 
     Path p = path("some-file");
     ContractTestUtils.createFile(fs, p, false, new byte[] {20, 21, 22});
diff --git 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/S3ATestUtils.java
 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/S3ATestUtils.java
index d244e500484..07af6e6b1aa 100644
--- 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/S3ATestUtils.java
+++ 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/S3ATestUtils.java
@@ -71,7 +71,6 @@
 
 import org.assertj.core.api.Assertions;
 import org.assertj.core.api.Assumptions;
-import org.junit.Assume;
 import org.opentest4j.TestAbortedException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -127,6 +126,7 @@
 import static 
org.apache.hadoop.util.functional.FunctionalIO.uncheckIOExceptions;
 import static 
org.apache.hadoop.util.functional.RemoteIterators.mappingRemoteIterator;
 import static org.apache.hadoop.util.functional.RemoteIterators.toList;
+import static org.assertj.core.api.Assumptions.assumeThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
 import static org.junit.jupiter.api.Assertions.assertNotEquals;
@@ -234,8 +234,9 @@ public static S3AFileSystem 
createTestFileSystem(Configuration conf,
     }
     // This doesn't work with our JUnit 3 style test cases, so instead we'll
     // make this whole class not run by default
-    Assume.assumeTrue("No test filesystem in " + TEST_FS_S3A_NAME,
-        liveTest);
+    assumeThat(liveTest)
+        .as("No test filesystem in " + TEST_FS_S3A_NAME)
+        .isTrue();
 
     S3AFileSystem fs1 = new S3AFileSystem();
     //enable purging in tests
@@ -276,8 +277,9 @@ public static FileContext 
createTestFileContext(Configuration conf)
     }
     // This doesn't work with our JUnit 3 style test cases, so instead we'll
     // make this whole class not run by default
-    Assume.assumeTrue("No test filesystem in " + TEST_FS_S3A_NAME,
-        liveTest);
+    assumeThat(liveTest)
+        .as("No test filesystem in " + TEST_FS_S3A_NAME)
+        .isTrue();
     FileContext fc = FileContext.getFileContext(testURI, conf);
     return fc;
   }
diff --git 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/auth/RoleTestUtils.java
 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/auth/RoleTestUtils.java
index 11600fc56ff..a1dd177387b 100644
--- 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/auth/RoleTestUtils.java
+++ 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/auth/RoleTestUtils.java
@@ -26,7 +26,6 @@
 import java.util.stream.IntStream;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import org.junit.Assume;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -46,6 +45,7 @@
 import static org.apache.hadoop.fs.s3a.auth.RolePolicies.*;
 import static 
org.apache.hadoop.fs.s3a.auth.delegation.DelegationConstants.DELEGATION_TOKEN_BINDING;
 import static org.apache.hadoop.test.LambdaTestUtils.intercept;
+import static org.assertj.core.api.Assumptions.assumeThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
@@ -212,8 +212,9 @@ public static <T> AccessDeniedException forbidden(
    */
   public static String probeForAssumedRoleARN(Configuration conf) {
     String arn = conf.getTrimmed(ASSUMED_ROLE_ARN, "");
-    Assume.assumeTrue("No ARN defined in " + ASSUMED_ROLE_ARN,
-        !arn.isEmpty());
+    assumeThat(arn)
+        .as("No ARN defined in " + ASSUMED_ROLE_ARN)
+        .isNotEmpty();
     return arn;
   }
 
diff --git 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/test/PublicDatasetTestUtils.java
 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/test/PublicDatasetTestUtils.java
index 9400cfb3fb2..4ba60a2b20d 100644
--- 
a/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/test/PublicDatasetTestUtils.java
+++ 
b/hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/test/PublicDatasetTestUtils.java
@@ -18,8 +18,6 @@
 
 package org.apache.hadoop.fs.s3a.test;
 
-import org.junit.Assume;
-
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.classification.InterfaceStability;
 import org.apache.hadoop.conf.Configuration;
@@ -29,6 +27,7 @@
 
 import static 
org.apache.hadoop.fs.s3a.S3ATestConstants.KEY_BUCKET_WITH_MANY_OBJECTS;
 import static 
org.apache.hadoop.fs.s3a.S3ATestConstants.KEY_REQUESTER_PAYS_FILE;
+import static org.assertj.core.api.Assumptions.assumeThat;
 
 /**
  * Provides S3A filesystem URIs for public data sets for specific use cases.
@@ -128,8 +127,9 @@ public static Path requireAnonymousDataPath(Configuration 
conf) {
    */
   public static String requireDefaultExternalDataFile(Configuration conf) {
     String filename = getExternalData(conf).toUri().toString();
-    Assume.assumeTrue("External test file is not the default",
-        DEFAULT_EXTERNAL_FILE.equals(filename));
+    assumeThat(filename)
+        .as("External test file is not the default")
+        .isEqualTo(DEFAULT_EXTERNAL_FILE);
     return filename;
   }
 


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