mmHeap.addAll(Lists.newArrayList(1, 1, 2));
    assertEquals(3, mmHeap.size());
    assertFalse("Heap does not contain null", mmHeap.contains(null));
    assertFalse("Heap does not contain 3", mmHeap.contains(3));
    assertFalse("Heap does not contain 3", mmHeap.remove(3));
    assertEquals(3, mmHeap.size());
    assertTrue("Heap is not intact after remove()", mmHeap.isIntact());

        assertFalse(requestWithPath.isResolveInDfs());
        verify(requestWithPath, times(2)).isResolveInDfs();

        // Test with implementation
        testImplementation.setResolveInDfs(true);
        assertTrue(testImplementation.isResolveInDfs());

        testImplementation.setResolveInDfs(false);
        assertFalse(testImplementation.isResolveInDfs());
    }

package jcifs.util;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;

package jcifs.util.transport;

import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

class MessageTest {

    private Message message;

    @BeforeEach
    void setUp() {

        final File outputFile = new File(nonExistentParent, "output.txt");

        try {
            assertFalse(nonExistentParent.exists());
            assertFalse(outputFile.exists());

            generator.setCommandList(Collections.singletonList("echo test"));
            // This should handle parent directory creation

    assertTrue(source.wasStreamClosed());
  }

  public void testCopyToAppendable_doesNotCloseIfWriter() throws IOException {
    TestWriter writer = new TestWriter();
    assertFalse(writer.closed());
    source.copyTo(writer);
    assertFalse(writer.closed());
  }

  public void testClosesOnErrors_copyingToCharSinkThatThrows() {
    for (TestOption option : EnumSet.of(OPEN_THROWS, WRITE_THROWS, CLOSE_THROWS)) {

    assertEquals(STRING, sink.getString());
  }

  public void testWriteFromStream_doesNotCloseThatStream() throws IOException {
    TestReader in = new TestReader();
    assertFalse(in.closed());
    sink.writeFrom(in);
    assertFalse(in.closed());
  }

  public void testWriteLines_withSpecificSeparator() throws IOException {
    sink.writeLines(ImmutableList.of("foo", "bar", "baz"), "\n");

        // negative size -> reject
        when(smbFile.length()).thenReturn(-1L);
        assertFalse(filter.accept(smbFile), "Negative size should be rejected");
        verify(smbFile, times(1)).length();

        // zero size -> reject
        reset(smbFile);
        when(smbFile.length()).thenReturn(0L);
        assertFalse(filter.accept(smbFile), "Zero size should be rejected");
        verify(smbFile, times(1)).length();

        // Test that nulls are suppressed
        assertTrue(provider.isNullsSuppressed());
    }

    public void test_isPrettyPrintSuppressed() {
        // Test that pretty print is not suppressed
        assertFalse(provider.isPrettyPrintSuppressed());
    }

    public void test_provideMappingOption() {
        // Test that mapping option is provided correctly
        JsonMappingOption option = provider.provideMappingOption();

      for (Integer j : IN_ORDER_VALUES) {
        assertFalse(range.contains(j));
      }
    }
  }

  public void testCreateEmptyRangeOpenClosedSucceeds() {
    for (Integer i : IN_ORDER_VALUES) {
      GeneralRange<@Nullable Integer> range = GeneralRange.range(ORDERING, i, OPEN, i, CLOSED);
      for (Integer j : IN_ORDER_VALUES) {
        assertFalse(range.contains(j));
      }
    }
  }