earliestOldConnection != null -> {
        toEvict = earliestOldConnection
        toEvictIdleAtNs = earliestOldIdleAtNs
      }

      // We have too many EVICTABLE connections. Close the oldest one.
      evictableConnectionCount > maxIdleConnections -> {
        toEvict = earliestEvictableConnection
        toEvictIdleAtNs = earliestEvictableIdleAtNs
      }

    int len = string.length();
    long longSize = (long) len * (long) count;
    int size = (int) longSize;
    if (size != longSize) {
      throw new ArrayIndexOutOfBoundsException("Required array size too large: " + longSize);
    }

    char[] array = new char[size];
    string.getChars(0, len, array, 0);
    int n;
    for (n = len; n < size - n; n <<= 1) {
      System.arraycopy(array, 0, array, n, n);

        String domain = "DOMAIN";
        netServerEnum2 = new NetServerEnum2(realConfig, domain, NetServerEnum2.SV_TYPE_ALL);

        // Test with very small buffer
        byte[] dst = new byte[10]; // Too small for the full parameters

        // Should throw ArrayIndexOutOfBoundsException
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> {
            netServerEnum2.writeParametersWireFormat(dst, 0);

func (h *FileHeader) SetMode(mode fs.FileMode) {
	h.CreatorVersion = h.CreatorVersion&0xff | creatorUnix<<8
	h.ExternalAttrs = fileModeToUnixMode(mode) << 16

	// set MSDOS attributes too, as the original zip does.
	if mode&fs.ModeDir != 0 {
		h.ExternalAttrs |= msdosDir
	}
	if mode&0200 == 0 {
		h.ExternalAttrs |= msdosReadOnly
	}
}

    assertThat((long) arraysDim1 * arraysDim2).isNotEqualTo((long) (arraysDim1 * arraysDim2));

    char[][] arrays = new char[arraysDim1][];
    // it's shared to avoid using too much memory in tests
    char[] sharedArray = new char[arraysDim2];
    Arrays.fill(arrays, sharedArray);

    try {
      Chars.concat(arrays);
      fail();
    } catch (IllegalArgumentException expected) {

        // Iterate through connections without synchronization - ConcurrentLinkedQueue is thread-safe
        for (SmbTransportImpl transport : connections) {
            try {
                // Check if connection has been idle too long
                // Note: getLastUseTime() method would need to be added to SmbTransportImpl
                // For now, we'll use a simple disconnected check
                if (transport.isDisconnected()) {

                request.setFullUNCPath(session.getTargetDomain(), session.getTargetHost(), rfullpath);
            }

            // for standalone DFS we could be checking for a referral here, too
            DfsReferralData dr = this.ctx.getDfs().resolve(this.ctx, loc.getServer(), loc.getShare(), loc.getUNCPath());
            if (dr != null) {
                if (log.isDebugEnabled()) {

				(!haveFastIndex && fails >= 4+i>>4 && i < len(s)) {
				goto fallback
			}
		}
		return -1

	fallback:
		// Switch to bytealg.Index, if available, or a brute force search when
		// IndexByte returns too many false positives.
		if haveFastIndex {
			if j := bytealg.Index(s[i-last:], b[:n]); j >= 0 {
				return i + j - last
			}
		} else {
			// If bytealg.Index is not available a brute force search is

		{"lol", true},
		{"1-this-is-valid", true},
		{"1-this-too-is-valid-1", true},
		{"this.works.too.1", true},
		{"1234567", true},
		{"123", true},
		{"s3-eu-west-1.amazonaws.com", true},
		{"ideas-are-more-powerful-than-guns", true},
		{"testbucket", true},
		{"1bucket", true},
		{"bucket1", true},
		{"$this-is-not-valid-too", true},
		{"contains-$-dollar", true},
		{"contains-^-carrot", true},

	// Does it recognize itself?
	b1 := NewReaderSize(b, BufSize)
	if b1 != b {
		t.Error("NewReaderSize did not detect underlying Reader")
	}
	// Does it wrap if existing buffer is too small?
	b2 := NewReaderSize(b, 2*BufSize)
	if b2 == b {
		t.Error("NewReaderSize did not enlarge buffer")
	}
}

func TestNewWriterSizeIdempotent(t *testing.T) {
	const BufSize = 1000