1 files changed, 92 insertions, 0 deletions
diff --git a/jimfs/src/test/java/com/google/common/jimfs/UnixAttributeProviderTest.java b/jimfs/src/test/java/com/google/common/jimfs/UnixAttributeProviderTest.java
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+++ b/jimfs/src/test/java/com/google/common/jimfs/UnixAttributeProviderTest.java
@@ -0,0 +1,92 @@
+/*
+ * 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);
+  }
+}