// Verify fail counts incremented
        assertEquals(1, pool.failCounts.get("10.0.0.1"));
        assertEquals(1, pool.failCounts.get("10.0.0.2"));
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, -1 })
    @DisplayName("Should default to port 445 when port <= 0")
    void testDefaultPort(int invalidPort) throws Exception {
        // Given: Create a new pool for this test to ensure isolation

        assertEquals(domain.toUpperCase(), writtenDomain);
    }

    @ParameterizedTest
    @DisplayName("Test writeParametersWireFormat with various server types")
    @ValueSource(ints = { 0x00000000, 0x00000001, 0x00000801, 0x80000000, 0xFFFFFFFF })
    void testWriteParametersWireFormatVariousServerTypes(int serverType) {
        String domain = "DOMAIN";

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Function;
import com.google.common.math.IntMath;
import com.google.common.primitives.Ints;
import com.google.errorprone.annotations.InlineMe;
import java.io.Serializable;
import java.math.RoundingMode;
import java.util.AbstractList;
import java.util.AbstractSequentialList;
import java.util.ArrayList;

        SessionServicePacket.writeInt2(0x1234, dst, 0);

        assertEquals((byte) 0x12, dst[0]);
        assertEquals((byte) 0x34, dst[1]);
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 255, 256, 32767, 65535 })
    @DisplayName("writeInt2 should handle various values")
    void testWriteInt2Various(int value) {
        byte[] dst = new byte[4];
        SessionServicePacket.writeInt2(value, dst, 0);

        byte[] buffer = new byte[256];
        int result = request.readBytesWireFormat(buffer, 0);

        assertEquals(0, result);
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 10, 50, 100 })
    @DisplayName("writeBytesWireFormat should work at different offsets")
    void testWriteBytesWireFormatAtDifferentOffsets(int offset) {
        byte[] buffer = new byte[512];

        // Then
        assertNotNull(signingKey, "Should handle large session key");
        assertEquals(16, signingKey.length, "Should still produce 16-byte key");
    }

    @ParameterizedTest
    @ValueSource(ints = { 0x0300, 0x0302, 0x0310 }) // Non-3.1.1 dialects
    @DisplayName("Should use SMB 3.0.x context for non-3.1.1 dialects")
    void testDeriveKeys_NonSMB311Dialects(int dialect) {
        // When

        for (boolean s : success) {
            assertTrue(s);
        }
    }

    @DisplayName("Test exception handling for invalid information levels")
    @ParameterizedTest
    @ValueSource(ints = { 0, 1, 2, 4, 5, 6, 8, 100, -2, -100, Integer.MIN_VALUE, Integer.MAX_VALUE })
    void testInvalidInformationLevels(int invalidLevel) {
        // Skip valid levels

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.math.IntMath;
import com.google.common.primitives.Ints;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.concurrent.LazyInit;
import com.google.j2objc.annotations.RetainedWith;
import java.io.InvalidObjectException;

        assertNotNull(securityDescriptor.getOwnerGroupSid());
    }

    @ParameterizedTest
    @DisplayName("Test decode with various ACE counts")
    @ValueSource(ints = { 0, 1, 10, 100, 1000, 4096 })
    void testDecodeWithVariousAceCounts(int aceCount) throws SMBProtocolDecodingException {
        // This test is theoretical as we can't create huge buffers

    List<List<Integer>> input = newArrayList(list1, list2);

    FluentIterable<Integer> result = FluentIterable.concat(input);
    assertEquals(asList(1, 4), newArrayList(result));

    // Now change the inputs and see result dynamically change as well

    list1.add(2);
    List<Integer> list3 = newArrayList(3);
    input.add(1, list3);

    assertEquals(asList(1, 2, 3, 4), newArrayList(result));