* @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")
public class MultimapKeySetTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testKeySet() {
    for (Entry<K, V> entry : getSampleElements()) {

import java.util.Collection;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link EndpointPair} and {@link Graph#edges()}. */
@RunWith(JUnit4.class)
@NullUnmarked
public final class EndpointPairTest {
  private static final Integer N0 = 0;
  private static final Integer N1 = 1;

import java.util.Collection;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/** Tests for {@link EndpointPair} and {@link Graph#edges()}. */
@RunWith(JUnit4.class)
@NullUnmarked
public final class EndpointPairTest {
  private static final Integer N0 = 0;
  private static final Integer N1 = 1;

      if (Build.FINGERPRINT == null) {
        throw IOException(
          "Platform applicationContext not initialized. " +
            "Possibly running Android unit test without Robolectric. " +
            "Android tests should run with Robolectric " +
            "and call OkHttp.initialize before test",
        )
      } else {
        throw IOException(
          "Platform applicationContext not initialized. " +

package tests_test

import (
	"testing"

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

func TestUpdateMany2ManyAssociations(t *testing.T) {
	user := *GetUser("update-many2many", Config{})

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

	user.Languages = []Language{{Code: "zh-CN", Name: "Chinese"}, {Code: "en", Name: "English"}}
	for _, lang := range user.Languages {

 * @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")
public class MultimapToStringTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  @CollectionSize.Require(ZERO)

 * @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")
public class MultimapValuesTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testValues() {
    List<V> expected = new ArrayList<>();

import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Test

/**
 * Test for new Let's Encrypt Root Certificate.
 */
@Tag("Remote")
class LetsEncryptClientTest {
  @Test fun get() {
    // These tests wont actually run before Android 8.0 as per
    // https://github.com/mannodermaus/android-junit5
    // Raised https://github.com/mannodermaus/android-junit5/issues/228 to reevaluate

import java.util.NoSuchElementException;
import java.util.stream.Stream;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@code MoreCollectors}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public class MoreCollectorsTest extends TestCase {
  public void testToOptionalEmpty() {

 * @author Kevin Bourrillion
 */
@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 abstract class AbstractCollectionTester<E extends @Nullable Object>
    extends AbstractContainerTester<Collection<E>, E> {