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The following commit(s) were added to refs/heads/main by this push:
     new fce73e279 OWB-1463 add integration test for performance edge cases
fce73e279 is described below

commit fce73e279ed4991f371933fac45b6fc0c8e05280
Author: Mark Struberg <[email protected]>
AuthorDate: Mon Jul 6 17:05:09 2026 +0200

    OWB-1463 add integration test for performance edge cases
---
 .../src/it/duplicateannotatedtypes/pom.xml         |  66 +++++++++++
 .../deployer/DuplicateAnnotatedTypeExtension.java  | 122 +++++++++++++++++++++
 .../DuplicateAnnotatedTypesAlternativeTest.java    |  79 +++++++++++++
 .../src/test/resources/META-INF/beans.xml          |  23 ++++
 .../jakarta.enterprise.inject.spi.Extension        |  18 +++
 5 files changed, 308 insertions(+)

diff --git a/webbeans-impl/src/it/duplicateannotatedtypes/pom.xml 
b/webbeans-impl/src/it/duplicateannotatedtypes/pom.xml
new file mode 100644
index 000000000..38e749d2f
--- /dev/null
+++ b/webbeans-impl/src/it/duplicateannotatedtypes/pom.xml
@@ -0,0 +1,66 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0"; 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 
http://maven.apache.org/maven-v4_0_0.xsd";>
+<!--
+
+    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.
+-->
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.openwebbeans</groupId>
+        <artifactId>openwebbeans</artifactId>
+        <version>@pom.version@</version>
+    </parent>
+
+    <groupId>org.apache.openwebbeans</groupId>
+    <artifactId>openwebbeans-impl-it-duplicateannotatedtypes</artifactId>
+    <version>@pom.version@</version>
+
+    <dependencies>
+        <dependency>
+            <groupId>jakarta.annotation</groupId>
+            <artifactId>jakarta.annotation-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>jakarta.inject</groupId>
+            <artifactId>jakarta.inject-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>jakarta.enterprise</groupId>
+            <artifactId>jakarta.enterprise.cdi-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>jakarta.interceptor</groupId>
+            <artifactId>jakarta.interceptor-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>jakarta.el</groupId>
+            <artifactId>jakarta.el-api</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.openwebbeans</groupId>
+            <artifactId>openwebbeans-impl</artifactId>
+            <version>@pom.version@</version>
+        </dependency>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>
diff --git 
a/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypeExtension.java
 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypeExtension.java
new file mode 100644
index 000000000..a6da22071
--- /dev/null
+++ 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypeExtension.java
@@ -0,0 +1,122 @@
+/*
+ * 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.webbeans.test.spi.deployer;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.util.LinkedHashSet;
+import java.util.Set;
+
+import jakarta.enterprise.event.Observes;
+import jakarta.enterprise.inject.Alternative;
+import jakarta.enterprise.inject.spi.AnnotatedConstructor;
+import jakarta.enterprise.inject.spi.AnnotatedField;
+import jakarta.enterprise.inject.spi.AnnotatedMethod;
+import jakarta.enterprise.inject.spi.AnnotatedType;
+import jakarta.enterprise.inject.spi.BeanManager;
+import jakarta.enterprise.inject.spi.BeforeBeanDiscovery;
+import jakarta.enterprise.inject.spi.Extension;
+
+public class DuplicateAnnotatedTypeExtension implements Extension
+{
+    public void register(@Observes BeforeBeanDiscovery beforeBeanDiscovery, 
BeanManager beanManager)
+    {
+        
AnnotatedType<DuplicateAnnotatedTypesAlternativeTest.XmlConfiguredAlternativeBean>
 delegate
+            = 
beanManager.createAnnotatedType(DuplicateAnnotatedTypesAlternativeTest.XmlConfiguredAlternativeBean.class);
+
+        beforeBeanDiscovery.addAnnotatedType(new 
AlternativeAnnotatedType<>(delegate), "alternative");
+        for (int i = 0; i < 
DuplicateAnnotatedTypesAlternativeTest.PLAIN_DUPLICATE_COUNT; i++)
+        {
+            beforeBeanDiscovery.addAnnotatedType(delegate, "plain-" + i);
+        }
+    }
+
+    private static class AlternativeAnnotatedType<T> implements 
AnnotatedType<T>
+    {
+        private final AnnotatedType<T> delegate;
+        private final Set<Annotation> annotations;
+
+        private AlternativeAnnotatedType(AnnotatedType<T> delegate)
+        {
+            this.delegate = delegate;
+            this.annotations = new LinkedHashSet<>(delegate.getAnnotations());
+            this.annotations.add(Alternative.Literal.INSTANCE);
+        }
+
+        @Override
+        public Class<T> getJavaClass()
+        {
+            return delegate.getJavaClass();
+        }
+
+        @Override
+        public Set<AnnotatedConstructor<T>> getConstructors()
+        {
+            return delegate.getConstructors();
+        }
+
+        @Override
+        public Set<AnnotatedMethod<? super T>> getMethods()
+        {
+            return delegate.getMethods();
+        }
+
+        @Override
+        public Set<AnnotatedField<? super T>> getFields()
+        {
+            return delegate.getFields();
+        }
+
+        @Override
+        public Type getBaseType()
+        {
+            return delegate.getBaseType();
+        }
+
+        @Override
+        public Set<Type> getTypeClosure()
+        {
+            return delegate.getTypeClosure();
+        }
+
+        @Override
+        public <A extends Annotation> A getAnnotation(Class<A> annotationType)
+        {
+            for (Annotation annotation : annotations)
+            {
+                if (annotation.annotationType() == annotationType)
+                {
+                    return annotationType.cast(annotation);
+                }
+            }
+            return null;
+        }
+
+        @Override
+        public Set<Annotation> getAnnotations()
+        {
+            return annotations;
+        }
+
+        @Override
+        public boolean isAnnotationPresent(Class<? extends Annotation> 
annotationType)
+        {
+            return getAnnotation(annotationType) != null;
+        }
+    }
+
+}
diff --git 
a/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypesAlternativeTest.java
 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypesAlternativeTest.java
new file mode 100644
index 000000000..06a27092c
--- /dev/null
+++ 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/java/org/apache/webbeans/test/spi/deployer/DuplicateAnnotatedTypesAlternativeTest.java
@@ -0,0 +1,79 @@
+/*
+ * 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.webbeans.test.spi.deployer;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Type;
+import java.util.LinkedHashSet;
+import java.util.Set;
+
+import jakarta.enterprise.event.Observes;
+import jakarta.enterprise.inject.Alternative;
+import jakarta.enterprise.inject.Typed;
+import jakarta.enterprise.inject.spi.AnnotatedConstructor;
+import jakarta.enterprise.inject.spi.AnnotatedField;
+import jakarta.enterprise.inject.spi.AnnotatedMethod;
+import jakarta.enterprise.inject.spi.AnnotatedType;
+import jakarta.enterprise.inject.spi.BeanManager;
+import jakarta.enterprise.inject.spi.BeforeBeanDiscovery;
+import jakarta.enterprise.inject.spi.Extension;
+import jakarta.enterprise.inject.spi.CDI;
+
+import org.apache.webbeans.config.WebBeansContext;
+import org.apache.webbeans.spi.ContainerLifecycle;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class DuplicateAnnotatedTypesAlternativeTest
+{
+    public static final int PLAIN_DUPLICATE_COUNT = 256;
+
+    @Test
+    public void shouldBootWithXmlAlternativeAndDuplicateAnnotatedTypes()
+    {
+        ContainerLifecycle containerLifecycle = 
WebBeansContext.getInstance().getService(ContainerLifecycle.class);
+        containerLifecycle.startApplication(null);
+
+        try
+        {
+            
Assert.assertNotNull(CDI.current().select(SelectedType.class).get());
+        }
+        finally
+        {
+            containerLifecycle.stopApplication(null);
+        }
+    }
+
+    public interface SelectedType
+    {
+        String value();
+    }
+
+    // will be made an Alternative via Extension
+    @Typed(SelectedType.class)
+    public static class XmlConfiguredAlternativeBean implements SelectedType
+    {
+        @Override
+        public String value()
+        {
+            return "selected";
+        }
+    }
+
+}
diff --git 
a/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/beans.xml
 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/beans.xml
new file mode 100644
index 000000000..a10dfe7c8
--- /dev/null
+++ 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/beans.xml
@@ -0,0 +1,23 @@
+<!--
+ 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.
+-->
+<beans>
+    <alternatives>
+        
<class>org.apache.webbeans.test.spi.deployer.DuplicateAnnotatedTypesAlternativeTest$XmlConfiguredAlternativeBean</class>
+    </alternatives>
+</beans>
diff --git 
a/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/services/jakarta.enterprise.inject.spi.Extension
 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/services/jakarta.enterprise.inject.spi.Extension
new file mode 100644
index 000000000..62053ab88
--- /dev/null
+++ 
b/webbeans-impl/src/it/duplicateannotatedtypes/src/test/resources/META-INF/services/jakarta.enterprise.inject.spi.Extension
@@ -0,0 +1,18 @@
+#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.
+
+org.apache.webbeans.test.spi.deployer.DuplicateAnnotatedTypeExtension

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