import java.util.Set;

import org.junit.Test;

/**
 * @author koichik
 */
public class GenericsUtilTest {

    /**
     * @throws Exception
     */
    @Test
    public void testClass() throws Exception {
        final Map<TypeVariable<?>, Type> map = GenericsUtil.getTypeVariableMap(Foo.class);
        assertThat(map, is(notNullValue()));
        assertThat(map.isEmpty(), is(false));

import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for the default implementations of {@code CharSource} methods.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class CharSourceTest extends IoTestCase {

  @AndroidIncompatible // Android doesn't understand suites whose tests lack default constructors.
  public static TestSuite suite() {
    TestSuite suite = new TestSuite();

    }

    /**
     * Test for close() method under normal conditions.
     * Verifies that close can be called successfully.
     */
    @Test
    void testClose() {
        doNothing().when(smbTree).close();

        smbTree.close();

        verify(smbTree).close();
    }

    /**
     * Test for close() method called multiple times.

import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for the default implementations of {@code CharSource} methods.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class CharSourceTest extends IoTestCase {

  @AndroidIncompatible // Android doesn't understand suites whose tests lack default constructors.
  public static TestSuite suite() {
    TestSuite suite = new TestSuite();

        // When
        outputStream.flush();

        // Then - flush should complete without error
        assertTrue(outputStream.isOpen());
    }

    @Test
    void testClose() throws IOException, CIFSException {
        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);
        when(mockTreeHandle.getSendBufferSize()).thenReturn(65536);

    assertEquals(null, sortedMultiset.tailMultiset(c.getElement(), OPEN).firstEntry());
  }

  @CollectionSize.Require(SEVERAL)
  public void testLast() {
    assertEquals(c, sortedMultiset.lastEntry());
  }

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(SEVERAL)
  public void testPollLast() {

import java.util.List;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link CharStreams}.
 *
 * @author Chris Nokleberg
 */
@NullUnmarked
public class CharStreamsTest extends IoTestCase {

  private static final String TEXT = "The quick brown fox jumped over the lazy dog.";

  public void testToString() throws IOException {
    assertEquals(TEXT, CharStreams.toString(new StringReader(TEXT)));
  }

import java.util.List;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link CharStreams}.
 *
 * @author Chris Nokleberg
 */
@NullUnmarked
public class CharStreamsTest extends IoTestCase {

  private static final String TEXT = "The quick brown fox jumped over the lazy dog.";

  public void testToString() throws IOException {
    assertEquals(TEXT, CharStreams.toString(new StringReader(TEXT)));
  }

            assertDoesNotThrow(() -> handle.setDcerpcSecurityProvider(mockSecurityProvider));
        }

        @Test
        @DisplayName("Should handle close operation")
        void testClose() throws IOException {
            // When: Closing handle
            handle.close();

            // Then: Should complete without errors
            assertDoesNotThrow(() -> handle.close());
        }

        // Given
        Configuration configWithCreds = mock(Configuration.class);
        when(configWithCreds.getDefaultUsername()).thenReturn("testuser");
        when(configWithCreds.getDefaultPassword()).thenReturn("testpass");
        when(configWithCreds.getDefaultDomain()).thenReturn("TESTDOMAIN");
        when(configWithCreds.getBufferCacheSize()).thenReturn(16);
        when(configWithCreds.getMaximumBufferSize()).thenReturn(65536);