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DittoDurationValueValidatorTest.java
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/
DittoDurationValueValidatorTest.java
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/*
* Copyright (c) 2020 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.base.model.headers;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.assertj.core.api.Assertions.assertThatNullPointerException;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import org.eclipse.ditto.base.model.common.DittoDuration;
import org.eclipse.ditto.base.model.exceptions.DittoHeaderInvalidException;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Unit test for {@link org.eclipse.ditto.base.model.headers.DittoDurationValueValidator}.
*/
public final class DittoDurationValueValidatorTest {
private static CharSequence validDittoDurationString;
private DittoDurationValueValidator underTest;
@BeforeClass
public static void setUpClass() {
final DittoDuration dittoDuration = DittoDuration.parseDuration("23s");
validDittoDurationString = dittoDuration.toString();
}
@Before
public void setUp() {
underTest = DittoDurationValueValidator.getInstance();
}
@Test
public void assertImmutability() {
assertInstancesOf(DittoDurationValueValidator.class, areImmutable());
}
@Test
public void tryToAcceptNullDefinition() {
assertThatNullPointerException()
.isThrownBy(() -> underTest.accept(null, validDittoDurationString))
.withMessage("The definition must not be null!")
.withNoCause();
}
@Test
public void tryToAcceptNullValue() {
final DittoHeaderDefinition headerDefinition = DittoHeaderDefinition.TIMEOUT;
assertThatExceptionOfType(DittoHeaderInvalidException.class)
.isThrownBy(() -> underTest.accept(headerDefinition, null))
.withMessageContaining("null")
.withMessageContaining(headerDefinition.getKey())
.withMessageEndingWith("is not a valid DittoDuration.")
.withNoCause();
}
@Test
public void canValidateDittoDuration() {
assertThat(underTest.canValidate(DittoDuration.class)).isTrue();
}
@Test
public void acceptValidCharSequence() {
assertThatCode(() -> underTest.accept(DittoHeaderDefinition.TIMEOUT, validDittoDurationString))
.doesNotThrowAnyException();
}
@Test
public void doesNotValidateAsDefinedJavaTypeIsNotDittoDuration() {
assertThatCode(() -> underTest.accept(DittoHeaderDefinition.RESPONSE_REQUIRED, validDittoDurationString))
.doesNotThrowAnyException();
}
@Test
public void acceptNonDittoDurationString() {
final String invalidDittoDurationString = "true";
assertThatExceptionOfType(DittoHeaderInvalidException.class)
.isThrownBy(() -> underTest.accept(DittoHeaderDefinition.TIMEOUT, invalidDittoDurationString))
.withMessageContaining(invalidDittoDurationString)
.withMessageEndingWith("is not a valid duration.")
.withNoCause();
}
@Test
public void acceptDittoDurationStringWithNegativeAmount() {
final String invalidDittoDurationString = "-15s";
assertThatExceptionOfType(DittoHeaderInvalidException.class)
.isThrownBy(() -> underTest.accept(DittoHeaderDefinition.TIMEOUT, invalidDittoDurationString))
.withMessageContaining(invalidDittoDurationString)
.withMessageEndingWith("is not a valid duration.")
.withNoCause();
}
@Test
public void acceptDittoDurationStringWithInvalidTimeUnit() {
final String invalidDittoDurationString = "1w";
assertThatExceptionOfType(DittoHeaderInvalidException.class)
.isThrownBy(() -> underTest.accept(DittoHeaderDefinition.TIMEOUT, invalidDittoDurationString))
.withMessageContaining(invalidDittoDurationString)
.withMessageEndingWith("is not a valid duration.")
.withNoCause();
}
}