when(mockRequest.getCreditCost()).thenReturn(expectedCreditCost);

        int actualCreditCost = mockRequest.getCreditCost();

        assertEquals(expectedCreditCost, actualCreditCost, "Credit cost should match the mocked value.");
        verify(mockRequest, times(1)).getCreditCost(); // Verify method was called once
    }

    @Test
    void testSetRequestCredits() {

import com.google.common.base.CharMatcher;
import com.google.common.base.Equivalence;
import com.google.common.base.Function;
import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.base.Splitter;
import com.google.common.base.Ticker;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.BiMap;
import com.google.common.collect.HashBasedTable;

import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Spliterator;
import java.util.Spliterators;
import java.util.function.Predicate;
import org.jspecify.annotations.Nullable;

/**
 * A {@link Collection} whose contents will never change, and which offers a few additional
 * guarantees detailed below.
 *

import static java.lang.Byte.toUnsignedInt;
import static java.lang.Math.max;

import com.google.common.annotations.Beta;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Predicate;
import com.google.common.hash.BloomFilterStrategies.LockFreeBitArray;
import com.google.common.math.DoubleMath;
import com.google.common.primitives.SignedBytes;
import com.google.common.primitives.UnsignedBytes;

            verify(mockDigest, never()).verify(any(), anyInt(), anyInt(), anyInt(), any());
        }
    }

    @Nested
    @DisplayName("Credit Management Tests")
    class CreditManagementTests {

        @Test
        @DisplayName("Should get granted credits from credit field")
        void testGetGrantedCredits() {
            int credits = 15;
            echoResponse.setCredit(credits);

        assertEquals("mockedInet", ua.toString(), "toString() should delegate to wrapped address");
    }

    /* ---------------------------------------------------------------------
     * 3. Static predicate checks
     * --------------------------------------------------------------------- */
    @ParameterizedTest
    @ValueSource(strings = { "192.168.0.1", "123.45.67.89", "1.2.3.4" })

        SMBUtil.writeInt2(64, buffer, headerStart + 4);
        // Credit charge
        SMBUtil.writeInt2(1, buffer, headerStart + 6);
        // Status
        SMBUtil.writeInt4(0, buffer, headerStart + 8);
        // Command (READ = 0x0008)
        SMBUtil.writeInt2(0x0008, buffer, headerStart + 12);
        // Credit request/response
        SMBUtil.writeInt2(1, buffer, headerStart + 14);
        // Flags

   */
  @InlineMe(replacement = "Math.subtractExact(a, b)")
  public static long checkedSubtract(long a, long b) {
    return Math.subtractExact(a, b);
  }

  /**
   * Returns the product of {@code a} and {@code b}, provided it does not overflow.
   *
   * <p><b>Note:</b> this method is now unnecessary and should be treated as deprecated; use {@link

        // CSV with numbers and mixed data types - quoted fields keep quotes
        value = "123,\"Product Name\",45.67,\"Description with, comma\"";
        result = KuromojiCSVUtil.parse(value);
        assertEquals(4, result.length);
        assertEquals("123", result[0]);
        assertEquals("Product Name", result[1]);
        assertEquals("45.67", result[2]);
        assertEquals("\"Description with, comma\"", result[3]);

    boolean aBoolean = true;
    Long boxedLong = null;
    int anInt = 1;
    // With a boxed predicate, no overloads can be selected in phase 1
    // ambiguous without the call to .booleanValue to unbox the Boolean
    checkState(boxedBoolean.booleanValue(), "", 1);
    // ambiguous without the cast to Object because the boxed predicate prevents any overload from
    // being selected in phase 1