/*
* Copyright 2013 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.common.jimfs;
import static com.google.common.jimfs.UserLookupService.createGroupPrincipal;
import static com.google.common.jimfs.UserLookupService.createUserPrincipal;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertNotNull;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.io.IOException;
import java.nio.file.attribute.PosixFileAttributeView;
import java.nio.file.attribute.PosixFileAttributes;
import java.nio.file.attribute.PosixFilePermission;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.Set;
/**
* Tests for {@link PosixAttributeProvider}.
*
* @author Colin Decker
*/
@RunWith(JUnit4.class)
public class PosixAttributeProviderTest extends
AbstractAttributeProviderTest<PosixAttributeProvider> {
@Override
protected PosixAttributeProvider createProvider() {
return new PosixAttributeProvider();
}
@Override
protected Set<? extends AttributeProvider> createInheritedProviders() {
return ImmutableSet.of(new BasicAttributeProvider(), new OwnerAttributeProvider());
}
@Test
public void testInitialAttributes() {
assertContainsAll(file,
ImmutableMap.of(
"group", createGroupPrincipal("group"),
"permissions", PosixFilePermissions.fromString("rw-r--r--")));
}
@Test
public void testSet() {
assertSetAndGetSucceeds("group", createGroupPrincipal("foo"));
assertSetAndGetSucceeds("permissions", PosixFilePermissions.fromString("rwxrwxrwx"));
// invalid types
assertSetFails("permissions", ImmutableList.of(PosixFilePermission.GROUP_EXECUTE));
assertSetFails("permissions", ImmutableSet.of("foo"));
}
@Test
public void testSetOnCreate() {
assertSetAndGetSucceedsOnCreate("permissions", PosixFilePermissions.fromString("rwxrwxrwx"));
assertSetFailsOnCreate("group", createGroupPrincipal("foo"));
}
@Test
public void testView() throws IOException {
file.setAttribute("owner", "owner", createUserPrincipal("user"));
PosixFileAttributeView view = provider.view(fileLookup(),
ImmutableMap.of(
"basic", new BasicAttributeProvider().view(fileLookup(), NO_INHERITED_VIEWS),
"owner", new OwnerAttributeProvider().view(fileLookup(), NO_INHERITED_VIEWS)));
assertNotNull(view);
assertThat(view.name()).isEqualTo("posix");
assertThat(view.getOwner()).isEqualTo(createUserPrincipal("user"));
PosixFileAttributes attrs = view.readAttributes();
assertThat(attrs.fileKey()).isEqualTo(0);
assertThat(attrs.owner()).isEqualTo(createUserPrincipal("user"));
assertThat(attrs.group()).isEqualTo(createGroupPrincipal("group"));
assertThat(attrs.permissions()).isEqualTo(PosixFilePermissions.fromString("rw-r--r--"));
view.setOwner(createUserPrincipal("root"));
assertThat(view.getOwner()).isEqualTo(createUserPrincipal("root"));
assertThat(file.getAttribute("owner", "owner")).isEqualTo(createUserPrincipal("root"));
view.setGroup(createGroupPrincipal("root"));
assertThat(view.readAttributes().group()).isEqualTo(createGroupPrincipal("root"));
assertThat(file.getAttribute("posix", "group")).isEqualTo(createGroupPrincipal("root"));
view.setPermissions(PosixFilePermissions.fromString("rwx------"));
assertThat(view.readAttributes().permissions()).isEqualTo(
PosixFilePermissions.fromString("rwx------"));
assertThat(file.getAttribute("posix", "permissions")).isEqualTo(
PosixFilePermissions.fromString("rwx------"));
}
@Test
public void testAttributes() {
PosixFileAttributes attrs = provider.readAttributes(file);
assertThat(attrs.permissions()).isEqualTo(PosixFilePermissions.fromString("rw-r--r--"));
assertThat(attrs.group()).isEqualTo(createGroupPrincipal("group"));
assertThat(attrs.fileKey()).isEqualTo(0);
}
}