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TraceUriGeneratorTest.java
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TraceUriGeneratorTest.java
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/*
* Copyright (c) 2017 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.internal.utils.tracing;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mutabilitydetector.unittesting.AllowedReason.provided;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.util.regex.Pattern;
import org.junit.Ignore;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link TraceUriGenerator}.
*/
public final class TraceUriGeneratorTest {
private static final TraceUriGenerator UNDER_TEST = TraceUriGenerator.getInstance();
@Test
@Ignore("https://github.com/MutabilityDetector/MutabilityDetector/issues/185")
public void assertImmutability() {
assertInstancesOf(TraceUriGenerator.class,
areImmutable(),
// according to JavaDoc, Pattern is immutable!
provided(Pattern.class).isAlsoImmutable());
}
@Ignore("TraceUriGenerator is a Singleton and thus always equal to itself")
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(TraceUriGenerator.class)
.usingGetClass()
.verify();
}
@Test
public void api2FeaturePropertyUpdate() {
final String path =
"/api/2/things/abc:1a4ed3df-308b-462e-9cfc-b78891f18c39/features/Vehicle/properties/Engine/max-speed";
final String expectedUri = "/api/2/things" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
final String expectedPath = expectedUri + "/features" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void api2FeatureDefinitionUpdate() {
final String path = "/api/2/things/abc:1a4ed3df-308b-462e-9cfc-b78891f18c39/features/Vehicle/definition";
final String expectedUri = "/api/2/things" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
final String expectedPath = expectedUri + "/features" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void api2ThingsUriIsShortened() {
final String path = "/api/2/things/ns:1";
final String expectedUri = "/api/2/things" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void api2ThingsSearchUriIsShortened() {
final String path = "/api/2/search/things";
final String expectedUri = "/api/2/search/things" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void api2ThingsSearchCountUriIsShortened() {
final String path = "/api/2/search/things/count";
final String expectedUri = "/api/2/search/things" + TraceUriGenerator.SHORTENED_PATH_SUFFIX;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void statusUriRemainsTheSame() {
final String path = "/status";
final String expectedUri = "/status";
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void statusHealthUriRemainsTheSame() {
final String path = "/status/health";
final String expectedUri = "/status/health";
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingStatusSubUriReturnsFallback() {
final String path = "/status/bumlux";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingUriStartingWithStatusReturnsFallback() {
final String path = "/status1";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void onExistingUriStartingWithStatusHealthReturnsFallback() {
final String path = "/status/healthTest";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingApiSubUriReturnsFallback() {
final String path = "/api/9/search/things";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingApiSubUriStartingWithThingsReturnsFallback() {
final String path = "/api/9/search/thingsX";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingApi2SubUriReturnsFallback() {
final String path = "/api/2/bumlux";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingSearchSubUriReturnsFallback() {
final String path = "/api/2/search/bumlux";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
@Test
public void nonExistingRootSubUriReturnsFallback() {
final String path = "/bumlux";
final String expectedUri = TraceUriGenerator.FALLBACK_PATH;
final String expectedPath = expectedUri;
assertTraceUri(path,
TraceInformation.Builder.forTraceUri(expectedUri)
.tag(TracingTags.REQUEST_PATH, expectedPath)
.build());
}
private static void assertTraceUri(final String requestUri,
final TraceInformation expectedTraceInformation) {
assertThat(UNDER_TEST.apply(requestUri)).isEqualTo(expectedTraceInformation);
}
}