79 lines
2 KiB
Java
79 lines
2 KiB
Java
/**
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* Copyright (C) 2015-2016 Lightbend Inc. <http://www.lightbend.com>
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*/
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package akka.stream.javadsl;
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import static org.junit.Assert.assertEquals;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Optional;
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import org.junit.ClassRule;
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import org.junit.Test;
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import akka.stream.Attributes;
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import akka.stream.StreamTest;
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import akka.testkit.AkkaSpec;
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public class AttributesTest extends StreamTest {
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public AttributesTest() {
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super(actorSystemResource);
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}
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@ClassRule
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public static AkkaJUnitActorSystemResource actorSystemResource = new AkkaJUnitActorSystemResource("AttributesTest",
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AkkaSpec.testConf());
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final Attributes attributes =
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Attributes.name("a")
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.and(Attributes.name("b"))
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.and(Attributes.inputBuffer(1, 2));
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@Test
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public void mustGetAttributesByClass() {
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assertEquals(
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Arrays.asList(new Attributes.Name("a"), new Attributes.Name("b")),
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attributes.getAttributeList(Attributes.Name.class));
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assertEquals(
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Collections.singletonList(new Attributes.InputBuffer(1, 2)),
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attributes.getAttributeList(Attributes.InputBuffer.class));
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}
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@Test
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public void mustGetAttributeByClass() {
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assertEquals(
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new Attributes.Name("b"),
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attributes.getAttribute(Attributes.Name.class, new Attributes.Name("default")));
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}
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@Test
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public void mustGetMissingAttributeByClass() {
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assertEquals(
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Optional.empty(),
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attributes.getAttribute(Attributes.LogLevels.class));
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}
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@Test
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public void mustGetPossiblyMissingAttributeByClass() {
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assertEquals(
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Optional.of(new Attributes.Name("b")),
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attributes.getAttribute(Attributes.Name.class));
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}
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@Test
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public void mustGetPossiblyMissingFirstAttributeByClass() {
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assertEquals(
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Optional.of(new Attributes.Name("a")),
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attributes.getFirstAttribute(Attributes.Name.class));
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}
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@Test
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public void mustGetMissingFirstAttributeByClass() {
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assertEquals(
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Optional.empty(),
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attributes.getFirstAttribute(Attributes.LogLevels.class));
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}
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}
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