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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.container.di;
import com.yahoo.config.ConfigInstance;
import com.yahoo.config.test.Bootstrap1Config;
import com.yahoo.config.test.Bootstrap2Config;
import com.yahoo.config.test.TestConfig;
import com.yahoo.container.di.ConfigRetriever.BootstrapConfigs;
import com.yahoo.container.di.ConfigRetriever.ComponentsConfigs;
import com.yahoo.container.di.ConfigRetriever.ConfigSnapshot;
import com.yahoo.vespa.config.ConfigKey;
import org.hamcrest.Matchers;
import org.junit.After;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import java.util.Collections;
import java.util.HashSet;
import java.util.Optional;
import java.util.Set;
import static org.hamcrest.CoreMatchers.instanceOf;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
/**
*
* @author gjoranv
* @author Tony Vaagenes
* @author ollivir
*/
public class ConfigRetrieverTest {
private DirConfigSource dirConfigSource = null;
@Before
public void setup() {
dirConfigSource = new DirConfigSource("ConfigRetrieverTest-");
}
@After
public void cleanup() {
dirConfigSource.cleanup();
}
@Test
public void require_that_bootstrap_configs_come_first() {
writeConfigs();
ConfigRetriever retriever = createConfigRetriever();
ConfigSnapshot bootstrapConfigs = retriever.getConfigs(Collections.emptySet(), 0);
assertThat(bootstrapConfigs, Matchers.instanceOf(BootstrapConfigs.class));
}
@Test
@SuppressWarnings("unused")
public void require_that_components_comes_after_bootstrap() {
writeConfigs();
ConfigRetriever retriever = createConfigRetriever();
ConfigSnapshot bootstrapConfigs = retriever.getConfigs(Collections.emptySet(), 0);
ConfigKey<? extends ConfigInstance> testConfigKey = new ConfigKey<>(TestConfig.class, dirConfigSource.configId());
ConfigSnapshot componentsConfigs = retriever.getConfigs(Collections.singleton(testConfigKey), 0);
if (componentsConfigs instanceof ComponentsConfigs) {
assertThat(componentsConfigs.size(), is(3));
} else {
fail("ComponentsConfigs has unexpected type: " + componentsConfigs);
}
}
@Rule
public ExpectedException expectedException = ExpectedException.none();
@Ignore
@SuppressWarnings("unused")
public void require_exception_upon_modified_components_keys_without_bootstrap() {
expectedException.expect(IllegalArgumentException.class);
writeConfigs();
ConfigRetriever retriever = createConfigRetriever();
ConfigKey<? extends ConfigInstance> testConfigKey = new ConfigKey<>(TestConfig.class, dirConfigSource.configId());
ConfigSnapshot bootstrapConfigs = retriever.getConfigs(Collections.emptySet(), 0);
ConfigSnapshot componentsConfigs = retriever.getConfigs(Collections.singleton(testConfigKey), 0);
Set<ConfigKey<? extends ConfigInstance>> keys = new HashSet<>();
keys.add(testConfigKey);
keys.add(new ConfigKey<>(TestConfig.class, ""));
retriever.getConfigs(keys, 0);
}
@Test
public void require_that_empty_components_keys_after_bootstrap_returns_components_configs() {
writeConfigs();
ConfigRetriever retriever = createConfigRetriever();
assertThat(retriever.getConfigs(Collections.emptySet(), 0), instanceOf(BootstrapConfigs.class));
assertThat(retriever.getConfigs(Collections.emptySet(), 0), instanceOf(ComponentsConfigs.class));
}
public void writeConfigs() {
writeConfig("bootstrap1", "dummy \"ignored\"");
writeConfig("bootstrap2", "dummy \"ignored\"");
writeConfig("test", "stringVal \"ignored\"");
}
private ConfigRetriever createConfigRetriever() {
String configId = dirConfigSource.configId();
CloudSubscriberFactory subscriber = new CloudSubscriberFactory(dirConfigSource.configSource());
Set<ConfigKey<? extends ConfigInstance>> keys = new HashSet<>();
keys.add(new ConfigKey<>(Bootstrap1Config.class, configId));
keys.add(new ConfigKey<>(Bootstrap2Config.class, configId));
return new ConfigRetriever(keys, keySet -> subscriber.getSubscriber(keySet));
}
private void writeConfig(String name, String contents) {
dirConfigSource.writeConfig(name, contents);
}
}
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