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new 4a119b7df0 [test-util] Set accessible on @Parameters provider and
@Parameter field (#9510)
4a119b7df0 is described below
commit 4a119b7df0a9812c95d59b521bc85d4edc914b3f
Author: Eunbin Son <[email protected]>
AuthorDate: Wed Sep 2 15:42:37 2026 +0900
[test-util] Set accessible on @Parameters provider and @Parameter field
(#9510)
---
.../parameterized/ParameterizedTestExtension.java | 2 +
.../ParameterizedTestExtensionTest.java | 73 ++++++++++++++++++++++
2 files changed, 75 insertions(+)
diff --git
a/paimon-test-utils/src/main/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtension.java
b/paimon-test-utils/src/main/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtension.java
index 60293ddc62..3d43b1c661 100644
---
a/paimon-test-utils/src/main/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtension.java
+++
b/paimon-test-utils/src/main/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtension.java
@@ -83,6 +83,7 @@ public class ParameterizedTestExtension implements
TestTemplateInvocationContext
// Get parameter values
final Object parameterValues;
try {
+ parameterProvider.setAccessible(true);
parameterValues = parameterProvider.invoke(null);
context.getStore(NAMESPACE).put(PARAMETERS_STORE_KEY,
parameterValues);
} catch (Exception e) {
@@ -155,6 +156,7 @@ public class ParameterizedTestExtension implements
TestTemplateInvocationContext
@Override
public void beforeEach(ExtensionContext context) throws Exception {
for (int i = 0; i < parameterValues.length; i++) {
+ getParameterField(i, context).setAccessible(true);
getParameterField(i, context)
.set(context.getRequiredTestInstance(),
parameterValues[i]);
}
diff --git
a/paimon-test-utils/src/test/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtensionTest.java
b/paimon-test-utils/src/test/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtensionTest.java
new file mode 100644
index 0000000000..6c20ae003a
--- /dev/null
+++
b/paimon-test-utils/src/test/java/org/apache/paimon/testutils/junit/parameterized/ParameterizedTestExtensionTest.java
@@ -0,0 +1,73 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.paimon.testutils.junit.parameterized;
+
+import org.junit.jupiter.api.TestTemplate;
+import org.junit.jupiter.api.extension.ExtendWith;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests that {@link ParameterizedTestExtension} can reach the {@link
Parameters} provider and the
+ * {@link Parameter} fields even when Java access control denies the extension
access to them.
+ *
+ * <p>Both nested classes below are picked up by surefire on their own,
because the unit test
+ * pattern {@code **}{@code /*Test.*} also matches nested class files.
+ */
+class ParameterizedTestExtensionTest {
+
+ private static final List<String> VALUES = Arrays.asList("a", "b");
+
+ /** The {@code @Parameters} provider is not accessible to the extension. */
+ @ExtendWith(ParameterizedTestExtension.class)
+ static class InaccessibleParameterProviderTest {
+
+ @Parameter public String value;
+
+ @Parameters(name = "value = {0}")
+ private static List<String> parameters() {
+ return VALUES;
+ }
+
+ @TestTemplate
+ void injectsValueFromInaccessibleProvider() {
+ assertThat(VALUES).contains(value);
+ }
+ }
+
+ /** The {@code @Parameter} field is not accessible to the extension. */
+ @ExtendWith(ParameterizedTestExtension.class)
+ static class InaccessibleParameterFieldTest {
+
+ @Parameter private String value;
+
+ @Parameters(name = "value = {0}")
+ public static List<String> parameters() {
+ return VALUES;
+ }
+
+ @TestTemplate
+ void injectsValueIntoInaccessibleField() {
+ assertThat(VALUES).contains(value);
+ }
+ }
+}
