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/*
* 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 com.google.common.collect.ImmutableSet;
import java.nio.file.attribute.FileTime;
import java.nio.file.attribute.PosixFilePermissions;
import java.util.Set;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link UnixAttributeProvider}.
*
* @author Colin Decker
*/
@RunWith(JUnit4.class)
@SuppressWarnings("OctalInteger")
public class UnixAttributeProviderTest
extends AbstractAttributeProviderTest<UnixAttributeProvider> {
@Override
protected UnixAttributeProvider createProvider() {
return new UnixAttributeProvider();
}
@Override
protected Set<? extends AttributeProvider> createInheritedProviders() {
return ImmutableSet.of(
new BasicAttributeProvider(), new OwnerAttributeProvider(), new PosixAttributeProvider());
}
@Test
public void testInitialAttributes() {
// unix provider relies on other providers to set their initial attributes
file.setAttribute("owner", "owner", createUserPrincipal("foo"));
file.setAttribute("posix", "group", createGroupPrincipal("bar"));
file.setAttribute(
"posix", "permissions", ImmutableSet.copyOf(PosixFilePermissions.fromString("rw-r--r--")));
// these are pretty much meaningless here since they aren't properties this
// file system actually has, so don't really care about the exact value of these
assertThat(provider.get(file, "uid")).isInstanceOf(Integer.class);
assertThat(provider.get(file, "gid")).isInstanceOf(Integer.class);
assertThat(provider.get(file, "rdev")).isEqualTo(0L);
assertThat(provider.get(file, "dev")).isEqualTo(1L);
assertThat(provider.get(file, "ino")).isInstanceOf(Integer.class);
// these have logical origins in attributes from other views
assertThat(provider.get(file, "mode")).isEqualTo(0644); // rw-r--r--
assertThat(provider.get(file, "ctime")).isEqualTo(FileTime.fromMillis(file.getCreationTime()));
// this is based on a property this file system does actually have
assertThat(provider.get(file, "nlink")).isEqualTo(1);
file.incrementLinkCount();
assertThat(provider.get(file, "nlink")).isEqualTo(2);
file.decrementLinkCount();
assertThat(provider.get(file, "nlink")).isEqualTo(1);
}
@Test
public void testSet() {
assertSetFails("unix:uid", 1);
assertSetFails("unix:gid", 1);
assertSetFails("unix:rdev", 1L);
assertSetFails("unix:dev", 1L);
assertSetFails("unix:ino", 1);
assertSetFails("unix:mode", 1);
assertSetFails("unix:ctime", 1L);
assertSetFails("unix:nlink", 1);
}
}
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