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ImmutablePermissionsTest.java
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ImmutablePermissionsTest.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.policies.model;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.util.Collection;
import java.util.HashSet;
import org.assertj.core.api.Assertions;
import org.eclipse.ditto.json.JsonArray;
import org.eclipse.ditto.json.JsonValue;
import org.eclipse.ditto.policies.model.assertions.DittoPolicyAssertions;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link ImmutablePermissions}.
*/
public final class ImmutablePermissionsTest {
private Permissions underTest = null;
@Before
public void setUp() {
underTest = ImmutablePermissions.none();
}
@Test
public void assertImmutability() {
assertInstancesOf(ImmutablePermissions.class, areImmutable());
}
@Ignore("EqualsVerifier does not like extending AbstractCollection")
@Test
public void testHashCodeAndEquals() {
final Permissions red = Permissions.newInstance(TestConstants.Policy.PERMISSION_READ);
final Permissions black = Permissions.newInstance(TestConstants.Policy.PERMISSION_WRITE);
EqualsVerifier.forClass(ImmutablePermissions.class)
.usingGetClass()
.withPrefabValues(Permissions.class, red, black)
.verify();
}
@Test
public void createNewMutablePermissionsFromGivenSet() {
final Collection<String> allMutablePermissions = new HashSet<>();
allMutablePermissions.add(TestConstants.Policy.PERMISSION_READ);
allMutablePermissions.add(TestConstants.Policy.PERMISSION_WRITE);
underTest = ImmutablePermissions.of(allMutablePermissions);
Assertions.assertThat(underTest).hasSameSizeAs(allMutablePermissions).containsAll(allMutablePermissions);
}
@Test
public void containsWorksAsExpected() {
underTest =
Permissions.newInstance(TestConstants.Policy.PERMISSION_READ, TestConstants.Policy.PERMISSION_WRITE);
DittoPolicyAssertions.assertThat(underTest.contains(TestConstants.Policy.PERMISSION_READ)).isTrue();
DittoPolicyAssertions.assertThat(underTest.contains(TestConstants.Policy.PERMISSION_WRITE)).isTrue();
DittoPolicyAssertions.assertThat(underTest.contains(TestConstants.Policy.PERMISSION_READ,
TestConstants.Policy.PERMISSION_WRITE)).isTrue();
underTest =
Permissions.newInstance(TestConstants.Policy.PERMISSION_READ, TestConstants.Policy.PERMISSION_WRITE);
DittoPolicyAssertions.assertThat(underTest.contains(TestConstants.Policy.PERMISSION_READ)).isTrue();
}
@Test
public void createJsonRepresentationOfEmptyMutablePermissions() {
final JsonValue actualJsonValue = underTest.toJson();
DittoPolicyAssertions.assertThat(actualJsonValue).isEqualTo(JsonArray.newBuilder().build());
}
}