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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.truth.Truth.assertThat;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import java.io.IOException;
import java.nio.file.attribute.BasicFileAttributeView;
import java.nio.file.attribute.BasicFileAttributes;
import java.nio.file.attribute.FileTime;
import java.util.Set;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link BasicAttributeProvider}.
*
* @author Colin Decker
*/
@RunWith(JUnit4.class)
public class BasicAttributeProviderTest
extends AbstractAttributeProviderTest<BasicAttributeProvider> {
@Override
protected BasicAttributeProvider createProvider() {
return new BasicAttributeProvider();
}
@Override
protected Set<? extends AttributeProvider> createInheritedProviders() {
return ImmutableSet.of();
}
@Test
public void testSupportedAttributes() {
assertSupportsAll(
"fileKey",
"size",
"isDirectory",
"isRegularFile",
"isSymbolicLink",
"isOther",
"creationTime",
"lastModifiedTime",
"lastAccessTime");
}
@Test
public void testInitialAttributes() {
long time = file.getCreationTime();
assertThat(time).isNotEqualTo(0L);
assertThat(time).isEqualTo(file.getLastAccessTime());
assertThat(time).isEqualTo(file.getLastModifiedTime());
assertContainsAll(
file,
ImmutableMap.<String, Object>builder()
.put("fileKey", 0)
.put("size", 0L)
.put("isDirectory", true)
.put("isRegularFile", false)
.put("isSymbolicLink", false)
.put("isOther", false)
.build());
}
@Test
public void testSet() {
FileTime time = FileTime.fromMillis(0L);
// settable
assertSetAndGetSucceeds("creationTime", time);
assertSetAndGetSucceeds("lastModifiedTime", time);
assertSetAndGetSucceeds("lastAccessTime", time);
// unsettable
assertSetFails("fileKey", 3L);
assertSetFails("size", 1L);
assertSetFails("isRegularFile", true);
assertSetFails("isDirectory", true);
assertSetFails("isSymbolicLink", true);
assertSetFails("isOther", true);
// invalid type
assertSetFails("creationTime", "foo");
}
@Test
public void testSetOnCreate() {
FileTime time = FileTime.fromMillis(0L);
assertSetFailsOnCreate("creationTime", time);
assertSetFailsOnCreate("lastModifiedTime", time);
assertSetFailsOnCreate("lastAccessTime", time);
}
@Test
public void testView() throws IOException {
BasicFileAttributeView view = provider.view(fileLookup(), NO_INHERITED_VIEWS);
assertThat(view).isNotNull();
assertThat(view.name()).isEqualTo("basic");
BasicFileAttributes attrs = view.readAttributes();
assertThat(attrs.fileKey()).isEqualTo(0);
FileTime time = attrs.creationTime();
assertThat(attrs.lastAccessTime()).isEqualTo(time);
assertThat(attrs.lastModifiedTime()).isEqualTo(time);
view.setTimes(null, null, null);
attrs = view.readAttributes();
assertThat(attrs.creationTime()).isEqualTo(time);
assertThat(attrs.lastAccessTime()).isEqualTo(time);
assertThat(attrs.lastModifiedTime()).isEqualTo(time);
view.setTimes(FileTime.fromMillis(0L), null, null);
attrs = view.readAttributes();
assertThat(attrs.creationTime()).isEqualTo(time);
assertThat(attrs.lastAccessTime()).isEqualTo(time);
assertThat(attrs.lastModifiedTime()).isEqualTo(FileTime.fromMillis(0L));
}
@Test
public void testAttributes() {
BasicFileAttributes attrs = provider.readAttributes(file);
assertThat(attrs.fileKey()).isEqualTo(0);
assertThat(attrs.isDirectory()).isTrue();
assertThat(attrs.isRegularFile()).isFalse();
assertThat(attrs.creationTime()).isNotNull();
}
}
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