f.setCrawlerContainer(container);
        f.setComponentName(componentName);
        f.setOnDestroyListener(listener);
        return f;
    }

    /**
     * Test component class for testing factory operations
     */
    public static class TestComponent {
        private static AtomicInteger instanceCounter = new AtomicInteger(0);
        private final int id;
        private boolean destroyed = false;

     * anything that might slow down execution on such a hot path. Given that the methods are only
     * package-private, I feel OK with just not testing them for NPE.
     *
     * Note that testing casValue is particularly dangerous because it uses Unsafe under some
     * versions of Java, and apparently Unsafe can cause SIGSEGV instead of NPE—almost as if it's
     * not safe.
     */

        }

        fail("Can't find the system scoped dependency in the plugin artifacts.");
    }

    // -----------------------------------------------------------------------------------------------
    // Testing help
    // -----------------------------------------------------------------------------------------------

    protected void assertPluginDescriptor(

All in a way that provided the best development experience for all the developers.

## Requirements { #requirements }

After testing several alternatives, I decided that I was going to use <a href="https://docs.pydantic.dev/" class="external-link" target="_blank">**Pydantic**</a> for its advantages.

import java.util.ArrayList;
import java.util.List;
import java.util.Map.Entry;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**
 * A generator of {@code TestSuite} instances for testing {@code CharSource} implementations.
 * Generates tests of all methods on a {@code CharSource} given various inputs the source is
 * expected to contain.
 *
 * @author Colin Decker
 */

            System.err.flush();
            System.exit(1);
        }
    }

    /**
     * Parse jvm.config file and return formatted arguments.
     * Package-private for testing.
     */
    static String parseJvmConfig(Path jvmConfigPath, String mavenProjectBasedir) throws IOException {
        StringBuilder result = new StringBuilder();

            return null;
        }

        @Override
        public String getName() {
            return name;
        }
    }

    /**
     * Transformer that throws exceptions for testing error handling
     */
    public static class ExceptionThrowingTransformer implements Transformer {
        private final String name;
        private boolean throwInTransform = false;

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.collect.Iterators.peekingIterator;
import static java.nio.charset.StandardCharsets.UTF_8;

import com.google.common.base.Functions;
import com.google.common.collect.Maps.EntryTransformer;
import com.google.common.collect.Maps.ValueDifferenceImpl;
import com.google.common.testing.EqualsTester;
import com.google.common.testing.NullPointerTester;
import com.google.common.testing.SerializableTester;
import java.io.IOException;
import java.io.StringReader;
import java.lang.reflect.Field;
import java.util.Arrays;
import java.util.Collection;

import okhttp3.CallEvent
import okhttp3.CallEvent.CacheHit
import okhttp3.CallEvent.CacheMiss
import okhttp3.Dns
import okhttp3.EventRecorder
import okhttp3.OkHttpClient
import okhttp3.Protocol
import okhttp3.testing.PlatformRule
import okio.Buffer
import okio.ByteString.Companion.decodeHex
import okio.Path.Companion.toPath
import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.Assertions.fail