assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("AA"));
        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("C"));
        assertThrows(IllegalArgumentException.class, () -> cli.calculateDegreeOfConcurrency("C2.2C"));

import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE;
import static com.google.common.collect.testing.testers.ReflectionFreeAssertThrows.assertThrows;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.testing.AbstractMapTester;
import com.google.common.collect.testing.features.CollectionSize;

package jcifs.dcerpc;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.fail;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.Mockito.doCallRealMethod;
import static org.mockito.Mockito.doThrow;

package jcifs.util;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;

import org.junit.jupiter.api.Test;

class ByteEncodableTest {

    @Test
    void testConstructorAndSize() {
        // Test with a basic byte array
        byte[] data = { 0x01, 0x02, 0x03, 0x04, 0x05 };

  @CollectionSize.Require(absent = ZERO)
  public void testRemoveAtIndex_unsupported() {
    assertThrows(UnsupportedOperationException.class, () -> getList().remove(0));
    expectUnchanged();
  }

  @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX)
  public void testRemoveAtIndex_negative() {
    assertThrows(IndexOutOfBoundsException.class, () -> getList().remove(-1));
    expectUnchanged();
  }

  }

  public void testTruncateIllegalArguments() {
    assertThrows(IllegalArgumentException.class, () -> Ascii.truncate("foobar", 2, "..."));

    assertThrows(IllegalArgumentException.class, () -> Ascii.truncate("foobar", 8, "1234567890"));

    assertThrows(IllegalArgumentException.class, () -> Ascii.truncate("foobar", -1, "..."));

    assertThrows(IllegalArgumentException.class, () -> Ascii.truncate("foobar", -1, ""));
  }

        doThrow(new SmbException("opt error")).when(transport).isSigningOptional();
        doThrow(new SmbException("enf error")).when(transport).isSigningEnforced();

        assertThrows(SmbException.class, () -> transport.isSigningOptional());
        assertThrows(SmbException.class, () -> transport.isSigningEnforced());
        verify(transport).isSigningOptional();
        verify(transport).isSigningEnforced();
    }

  }

  public void testDecodeIntFails() {
    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("0xfffffffff"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-0x5"));

    assertThrows(NumberFormatException.class, () -> UnsignedInts.decode("-05"));
  }

  public void testCeilingPowerOfTwoNegative() {
    for (BigInteger x : NEGATIVE_BIGINTEGER_CANDIDATES) {
      assertThrows(IllegalArgumentException.class, () -> BigIntegerMath.ceilingPowerOfTwo(x));
    }
  }

  public void testFloorPowerOfTwoNegative() {
    for (BigInteger x : NEGATIVE_BIGINTEGER_CANDIDATES) {
      assertThrows(IllegalArgumentException.class, () -> BigIntegerMath.floorPowerOfTwo(x));
    }
  }

    assertThat(stats.hitCount()).isEqualTo(0);

    assertThrows(InvalidCacheLoadException.class, () -> cache.get(new Object()));
    stats = cache.stats();
    assertThat(stats.missCount()).isEqualTo(1);
    assertThat(stats.loadSuccessCount()).isEqualTo(0);
    assertThat(stats.loadExceptionCount()).isEqualTo(1);
    assertThat(stats.hitCount()).isEqualTo(0);