}
	// before
	var i int
	for i = 0; i < out; i++ {
		if output32[i] != u32(i+13) {
			bad32("before32", i, length, in, out)
			return
		}
	}
	// copied part
	for ; i < out+n; i++ {
		if output32[i] != u32(i+in-out) {
			bad32("copied32", i, length, in, out)
			return
		}
	}
	// after
	for ; i < len(output32); i++ {
		if output32[i] != u32(i+13) {
			bad32("after32", i, length, in, out)

		empty2 := &networking.TrafficPolicy{}
		copied = mergeTrafficPolicy(empty2, copied, true)
		assert.Equal(fg.T(), copyFrom, copied)
	})

    assertEquals(I18N.length(), copied);
  }

  public void testCopy_toWriter_fromReader() throws IOException {
    StringWriter writer = new StringWriter();
    long copied = CharStreams.copy(new StringReader(ASCII), writer);
    assertEquals(ASCII, writer.toString());
    assertEquals(ASCII.length(), copied);

    StringWriter writer2 = new StringWriter();
    copied = CharStreams.copy(new StringReader(I18N), writer2);

    assertEquals(I18N.length(), copied);
  }

  public void testCopy_toWriter_fromReader() throws IOException {
    StringWriter writer = new StringWriter();
    long copied = CharStreams.copy(new StringReader(ASCII), writer);
    assertEquals(ASCII, writer.toString());
    assertEquals(ASCII.length(), copied);

    StringWriter writer2 = new StringWriter();
    copied = CharStreams.copy(new StringReader(I18N), writer2);

}

func (subst *subster) tuple(t *Tuple) *Tuple {
	if t != nil {
		if vars, copied := subst.varList(t.vars); copied {
			return &Tuple{vars: vars}
		}
	}
	return t
}

func (subst *subster) varList(in []*Var) (out []*Var, copied bool) {
	out = in
	for i, v := range in {
		if w := subst.var_(v); w != v {
			if !copied {
				// first variable that got substituted => allocate new out slice

}

func (subst *subster) tuple(t *Tuple) *Tuple {
	if t != nil {
		if vars, copied := subst.varList(t.vars); copied {
			return &Tuple{vars: vars}
		}
	}
	return t
}

func (subst *subster) varList(in []*Var) (out []*Var, copied bool) {
	out = in
	for i, v := range in {
		if w := subst.var_(v); w != v {
			if !copied {
				// first variable that got substituted => allocate new out slice

		case "linux":
			// Copied from golang.org/x/sys/unix/dev_linux.go.
			major := uint32((dev & 0x00000000000fff00) >> 8)
			major |= uint32((dev & 0xfffff00000000000) >> 32)
			minor := uint32((dev & 0x00000000000000ff) >> 0)
			minor |= uint32((dev & 0x00000ffffff00000) >> 12)
			h.Devmajor, h.Devminor = int64(major), int64(minor)
		case "darwin", "ios":
			// Copied from golang.org/x/sys/unix/dev_darwin.go.

func (c *copyChecker) check() {
	// Check if c has been copied in three steps:
	// 1. The first comparison is the fast-path. If c has been initialized and not copied, this will return immediately. Otherwise, c is either not initialized, or has been copied.
	// 2. Ensure c is initialized. If the CAS succeeds, we're done. If it fails, c was either initialized concurrently and we simply lost the race, or c has been copied.

	//  - remove the roundtrip annotation for the 'NominalConcurrencyShares' field
	//  - make sure we don't mutate the source (v1beta3) object's annotations
	annotations, copied := dropPriorityLevelConcurrencyShareDefaultAnnotation(out.ObjectMeta.Annotations)
	if copied {
		out.ObjectMeta.Annotations = annotations
	}
	return nil
}

        // is empty.
        Collection<T> copied = null;
        for (T t : this) {
            if (copied == null) {
                copied = Lists.newArrayListWithExpectedSize(estimatedSize());
            }
            copied.add(t);
        }
        if (copied != null) {
            for (T t : copied) {
                decoratedAction.execute(t);
            }
        }
    }