import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.EnumSet;
import org.jspecify.annotations.NullUnmarked;

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

  private final byte[] bytes = newPreFilledByteArray(10000);

 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked
public class MultimapSizeTester<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimapTester<K, V, Multimap<K, V>> {

 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked
public class ConcurrentMapRemoveTester<K, V> extends AbstractMapTester<K, V> {
  @Override
  protected ConcurrentMap<K, V> getMap() {

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Supplemental tests for {@link Monitor}.
 *
 * <p>This test class contains various test cases that don't fit into the test case generation in
 * {@link GeneratedMonitorTest}.
 *
 * @author Justin T. Sampson
 */
@NullUnmarked

package jcifs.smb1.smb1;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;

import org.junit.jupiter.api.Test;

/**
 * Unit tests for the Trans2FindNext2 class.
 */
class Trans2FindNext2Test {

    /**
     * Verifies constructor initializes protocol fields and limits correctly.
     */
    @Test
    void testConstructorInitializesFields() {
        // Given

#### A "professional" attack { #a-professional-attack }

Of course, the attackers would not try all this by hand, they would write a program to do it, possibly with thousands or millions of tests per second. And they would get just one extra correct letter at a time.

import java.util.Iterator;
import java.util.ListIterator;
import java.util.NoSuchElementException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;

/**
 * Tests for UnmodifiableListIterator.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public class UnmodifiableListIteratorTest extends TestCase {
  @SuppressWarnings("DoNotCall")
  public void testRemove() {

package tests_test

import (
	"testing"

	"gorm.io/gorm"
	. "gorm.io/gorm/utils/tests"
)

func TestUpdateHasManyAssociations(t *testing.T) {
	user := *GetUser("update-has-many", Config{})

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Pets = []*Pet{{Name: "pet1"}, {Name: "pet2"}}
	if err := DB.Save(&user).Error; err != nil {

) : Project({
        id("Check")
        name = "Check"
        val performanceTestBucketProvider =
            StatisticsBasedPerformanceTestBucketProvider(model, File("performance-test-durations.json"), File("performance-tests-ci.json"))

        params {
            param("credentialsStorageType", "credentialsJSON")
            // Disallow Web UI changes to TeamCity settings
            param("teamcity.ui.settings.readOnly", "true")

import jcifs.Credentials;
import jcifs.NameServiceClient;
import jcifs.internal.SmbNegotiationResponse;

/**
 * Unit tests for SmbTransportPoolImpl using JUnit 5 and Mockito
 */
@ExtendWith(MockitoExtension.class)
@MockitoSettings(strictness = Strictness.LENIENT)
@DisplayName("SmbTransportPoolImpl Tests")
class SmbTransportPoolImplTest {

    private SmbTransportPoolImpl pool;

    @Mock
    private CIFSContext ctx;