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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.model.utils.internal;
import com.yahoo.config.model.producer.TreeConfigProducer;
import com.yahoo.test.ArraytypesConfig;
import com.yahoo.config.ChangesRequiringRestart;
import com.yahoo.config.ConfigInstance;
import com.yahoo.test.SimpletypesConfig;
import com.yahoo.vespa.config.ConfigKey;
import org.junit.jupiter.api.Test;
import java.util.Set;
import static com.yahoo.vespa.model.utils.internal.ReflectionUtil.getAllConfigsProduced;
import static org.junit.jupiter.api.Assertions.*;
/**
* @author Ulf Lilleengen
* @author bjorncs
* @author gjoranv
* @since 5.1
*/
public class ReflectionUtilTest {
private static class SimpleProducer extends TreeConfigProducer implements SimpletypesConfig.Producer {
SimpleProducer(TreeConfigProducer parent, String subId) { super(parent, subId); }
@Override
public void getConfig(SimpletypesConfig.Builder builder) { }
}
private interface ProducerInterface extends SimpletypesConfig.Producer, ArraytypesConfig.Producer { }
private static class InterfaceImplementingProducer extends TreeConfigProducer implements ProducerInterface {
InterfaceImplementingProducer(TreeConfigProducer parent, String subId) { super(parent, subId); }
@Override
public void getConfig(ArraytypesConfig.Builder builder) { }
@Override
public void getConfig(SimpletypesConfig.Builder builder) { }
}
private static abstract class MyAbstractProducer extends TreeConfigProducer implements SimpletypesConfig.Producer {
MyAbstractProducer(TreeConfigProducer parent, String subId) { super(parent, subId); }
@Override
public void getConfig(SimpletypesConfig.Builder builder) { }
}
private static class ConcreteProducer extends MyAbstractProducer {
ConcreteProducer(TreeConfigProducer parent, String subId) { super(parent, subId); }
}
private static class RestartConfig extends ConfigInstance {
@SuppressWarnings("UnusedDeclaration")
private static boolean containsFieldsFlaggedWithRestart() {
return true;
}
@SuppressWarnings("UnusedDeclaration")
private ChangesRequiringRestart getChangesRequiringRestart(RestartConfig newConfig) {
return new ChangesRequiringRestart("testing");
}
}
private static class NonRestartConfig extends ConfigInstance {}
@Test
void getAllConfigsProduced_includes_configs_produced_by_super_class() {
Set<ConfigKey<?>> configs = getAllConfigsProduced(ConcreteProducer.class, "foo");
assertEquals(1, configs.size());
assertTrue(configs.contains(new ConfigKey<>(SimpletypesConfig.CONFIG_DEF_NAME, "foo", SimpletypesConfig.CONFIG_DEF_NAMESPACE)));
}
@Test
void getAllConfigsProduced_includes_configs_produced_by_implemented_interface() {
Set<ConfigKey<?>> configs = getAllConfigsProduced(InterfaceImplementingProducer.class, "foo");
assertEquals(2, configs.size());
assertTrue(configs.contains(new ConfigKey<>(SimpletypesConfig.CONFIG_DEF_NAME, "foo", SimpletypesConfig.CONFIG_DEF_NAMESPACE)));
assertTrue(configs.contains(new ConfigKey<>(ArraytypesConfig.CONFIG_DEF_NAME, "foo", ArraytypesConfig.CONFIG_DEF_NAMESPACE)));
}
@Test
void getAllConfigsProduced_includes_configs_directly_implemented_by_producer() {
Set<ConfigKey<?>> configs = getAllConfigsProduced(SimpleProducer.class, "foo");
assertEquals(1, configs.size());
assertTrue(configs.contains(new ConfigKey<>(SimpletypesConfig.CONFIG_DEF_NAME, "foo", SimpletypesConfig.CONFIG_DEF_NAMESPACE)));
}
@Test
void requireThatRestartMethodsAreDetectedProperly() {
assertFalse(ReflectionUtil.hasRestartMethods(NonRestartConfig.class));
assertTrue(ReflectionUtil.hasRestartMethods(RestartConfig.class));
}
@Test
void requireThatRestartMethodsAreProperlyInvoked() {
assertTrue(ReflectionUtil.containsFieldsFlaggedWithRestart(RestartConfig.class));
assertEquals("testing", ReflectionUtil.getChangesRequiringRestart(new RestartConfig(), new RestartConfig()).getName());
}
@Test
void requireThatGetChangesRequiringRestartValidatesParameterTypes() {
assertThrows(IllegalArgumentException.class, () -> {
ReflectionUtil.getChangesRequiringRestart(new RestartConfig(), new NonRestartConfig());
});
}
}
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