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DittoHeaderInvalidExceptionTest.java
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DittoHeaderInvalidExceptionTest.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.base.model.exceptions;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import org.assertj.core.api.JUnitSoftAssertions;
import org.eclipse.ditto.base.model.common.HttpStatus;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.json.JsonObject;
import org.junit.Rule;
import org.junit.Test;
/**
* Unit test for {@link DittoHeaderInvalidException}.
*/
public final class DittoHeaderInvalidExceptionTest {
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
@Test
public void assertImmutability() {
assertInstancesOf(DittoHeaderInvalidException.class, areImmutable());
}
@Test
public void buildFromInvalidHeaderKey() {
final String invalidHeaderKey = "plumbus";
final DittoHeaderInvalidException underTest = DittoHeaderInvalidException.newBuilder()
.withInvalidHeaderKey(invalidHeaderKey)
.build();
assertThat(underTest.getInvalidHeaderKey()).hasValue(invalidHeaderKey);
}
@Test
public void buildFromCustomMessage() {
final String customMessage = "theCustomMessage";
final DittoHeaderInvalidException headerInvalidException = DittoHeaderInvalidException.newBuilder()
.message(customMessage)
.build();
softly.assertThat(headerInvalidException.getInvalidHeaderKey()).as("invalid header key").isEmpty();
softly.assertThat(headerInvalidException.getMessage()).as("message").isEqualTo(customMessage);
softly.assertThat(headerInvalidException.getDescription())
.as("description")
.hasValue("Verify that the header has the correct syntax and try again.");
}
@Test
public void buildForInvalidType() {
final String invalidHeaderKey = "theHeaderName";
final DittoHeaderInvalidException headerInvalidException =
DittoHeaderInvalidException.newInvalidTypeBuilder(invalidHeaderKey, "theValue", "theExpectedType")
.build();
softly.assertThat(headerInvalidException.getInvalidHeaderKey())
.as("invalid header key")
.hasValue(invalidHeaderKey);
softly.assertThat(headerInvalidException.getMessage())
.as("message")
.isEqualTo("The value 'theValue' of the header 'theHeaderName' is not a valid theExpectedType.");
softly.assertThat(headerInvalidException.getDescription())
.as("description")
.hasValue("Verify that the value of the header 'theHeaderName' is a valid 'theExpectedType' " +
"and try again.");
}
@Test
public void toJsonReturnsExpected() {
final String invalidHeaderKey = "void";
final String message = "The header key <" + invalidHeaderKey + "> is invalid.";
final String description = "YOLO!";
final String href = "https://www.example.com";
final JsonObject jsonObject = JsonObject.newBuilder()
.set(DittoRuntimeException.JsonFields.STATUS, HttpStatus.BAD_REQUEST.getCode())
.set(DittoRuntimeException.JsonFields.ERROR_CODE, DittoHeaderInvalidException.ERROR_CODE)
.set(DittoRuntimeException.JsonFields.MESSAGE, message)
.set(DittoRuntimeException.JsonFields.DESCRIPTION, description)
.set(DittoRuntimeException.JsonFields.HREF, href)
.set(DittoHeaderInvalidException.JSON_FIELD_INVALID_HEADER_KEY, invalidHeaderKey)
.build();
final DittoHeaderInvalidException underTest = DittoHeaderInvalidException.newBuilder()
.withInvalidHeaderKey(invalidHeaderKey)
.message(message)
.description(description)
.href(href)
.build();
assertThat(underTest.toJson()).isEqualTo(jsonObject);
}
@Test
public void fromValidJsonReturnsExpected() {
final String invalidHeaderKey = "void";
final String message = "The header key <" + invalidHeaderKey + "> is invalid.";
final String description = "YOLO!";
final String href = "https://www.example.com";
final DittoHeaderInvalidException underTest = DittoHeaderInvalidException.newBuilder()
.withInvalidHeaderKey(invalidHeaderKey)
.message(message)
.description(description)
.href(href)
.build();
assertThat(DittoHeaderInvalidException.fromJson(underTest.toJson(), DittoHeaders.empty())).isEqualTo(underTest);
}
}