import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import com.google.common.cache.LocalCache.Segment;
import java.util.concurrent.atomic.AtomicReferenceArray;

/**
 * Benchmark for {@code LocalCache.Segment.expand()}.
 *
 * @author Charles Fry
 */
public class SegmentBenchmark {

  @Param({"16", "32", "64", "128", "256", "512", "1024", "2048", "4096", "8192"})
  int capacity;

  private Segment<Object, Object> segment;

		} else {
			stk = append(stk, uf.pc+1)
		}
		calleeID = funcID
	}

	return stk
}

// expandCgoFrames expands frame information for pc, known to be
// a non-Go function, using the cgoSymbolizer hook. expandCgoFrames
// returns nil if pc could not be expanded.
func expandCgoFrames(pc uintptr) []Frame {
	arg := cgoSymbolizerArg{pc: pc}
	callCgoSymbolizer(&arg)

        try {
            tree.visit(new EmptyFileVisitor());
            fail();
        } catch (InvalidUserDataException e) {
            assertThat(e.getMessage(), containsString("Cannot expand TAR '" + archiveFile + "' as it does not exist."));
        }
    }

    @Test
    public void failsWhenArchiveFileIsADirectory() {
        archiveFile.createDir();

        try {

//    information from their origin.
//  - We say that a Named type is "expanded" if it is an instantiated type and
//    type parameters in its underlying type and methods have been substituted
//    with the type arguments from the instantiation. A type may be partially
//    expanded if some but not all of these details have been substituted.

  /**
   * Given a set of features, add to it all the features directly or indirectly implied by any of
   * them, and return it.
   *
   * @param features the set of features to expand
   * @return the same set of features, expanded with all implied features
   */
  @CanIgnoreReturnValue
  public static Set<Feature<?>> addImpliedFeatures(Set<Feature<?>> features) {
    Queue<Feature<?>> queue = new ArrayDeque<>(features);

          try {
            if (cells == as) { // Expand table unless stale
              Cell[] rs = new Cell[n << 1];
              for (int i = 0; i < n; ++i) rs[i] = as[i];
              cells = rs;
            }
          } finally {
            busy = 0;
          }
          collide = false;
          continue; // Retry with expanded table
        }
        h ^= h << 13; // Rehash

 * Within a process, only one thread is allowed write access to a given expanded directory. This is to avoid concurrent writes
 * to the same expanded directory.
 *
 * Multiple threads are allowed to extract into different expanded directories concurrently.
 * <p>
 * There currently are no checks on modifications to files in the expanded directory. This can cause problems if the expanded directory is used

        then:
        !destination.toString().contains(TextUtil.windowsLineSeparator)
        destination.toString().contains(TextUtil.unixLineSeparator)
    }

    def "defaultJvmOpts is expanded properly in unix script"() {
        given:
        JavaAppStartScriptGenerationDetails details = createScriptGenerationDetails(['-Dfoo=bar', '-Xint'], 'bin')
        Writer destination = new StringWriter()

        when:

    }

    @Override
    public CopySpec expand(Map<String, ?> properties) {
        return getDelegateCopySpec().expand(properties);
    }

    @Override
    public CopySpec expand(Map<String, ?> properties, Action<? super ExpandDetails> action) {
        return getDelegateCopySpec().expand(properties, action);
    }

    @Override

        // Process the templates here
// end::ad-hoc-task[]
        injected.fs.copy {
            into(buildDirectory.dir("genOutput2"))
            from(objectFactory.fileTree().from("src/templates"))
            expand("year" to "2012")
        }

// tag::ad-hoc-task[]
    }
}
// end::ad-hoc-task[]

// tag::ad-hoc-task-skip-when-empty[]
tasks.register("processTemplatesAdHocSkipWhenEmpty") {
    // ...