[
https://issues.apache.org/jira/browse/BEAM-3479?focusedWorklogId=90120&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-90120
]
ASF GitHub Bot logged work on BEAM-3479:
----------------------------------------
Author: ASF GitHub Bot
Created on: 11/Apr/18 18:52
Start Date: 11/Apr/18 18:52
Worklog Time Spent: 10m
Work Description: rmannibucau commented on a change in pull request
#4412: [BEAM-3479] adding a test to ensure the right classloader is used to
defined the dofninvoker
URL: https://github.com/apache/beam/pull/4412#discussion_r180861562
##########
File path:
sdks/java/core/src/test/java/org/apache/beam/sdk/transforms/reflect/ByteBuddyDoFnInvokerFactoryTest.java
##########
@@ -0,0 +1,74 @@
+/*
+ * 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.beam.sdk.transforms.reflect;
+
+import static java.util.Arrays.asList;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.fail;
+
+import org.apache.beam.sdk.testing.InterceptingUrlClassLoader;
+import org.apache.beam.sdk.transforms.DoFn;
+import org.junit.Test;
+
+/**
+ * Tests for the proxy generator based on byte buddy.
+ */
+public class ByteBuddyDoFnInvokerFactoryTest {
+ /**
+ * Ensuring we define the subclass using bytebuddy in the right classloader,
+ * i.e. the doFn classloader and not beam classloader.
+ */
+ @Test
+ public void validateProxyClassLoaderSelectionLogic() throws Exception {
+ final ClassLoader testLoader =
Thread.currentThread().getContextClassLoader();
+ final ClassLoader loader = new InterceptingUrlClassLoader(testLoader,
MyDoFn.class.getName());
+ final Class<? extends DoFn<?, ?>> source = (Class<? extends DoFn<?, ?>>)
loader.loadClass(
+
"org.apache.beam.sdk.transforms.reflect.ByteBuddyDoFnInvokerFactoryTest$MyDoFn");
+ assertEquals(loader, source.getClassLoader()); // precondition check
+ final String proxyName = source.getName()
Review comment:
yes, this is what is tested, maybe not the way you think? guess it can just
be a phrasing issue at the end.
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Issue Time Tracking
-------------------
Worklog Id: (was: 90120)
Time Spent: 2h 10m (was: 2h)
> Add a regression test for the DoFn classloader selection
> --------------------------------------------------------
>
> Key: BEAM-3479
> URL: https://issues.apache.org/jira/browse/BEAM-3479
> Project: Beam
> Issue Type: Task
> Components: sdk-java-core
> Reporter: Romain Manni-Bucau
> Assignee: Romain Manni-Bucau
> Priority: Major
> Fix For: 2.5.0
>
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> Follow up task after https://github.com/apache/beam/pull/4235 merge. This
> task is about ensuring we test that.
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