import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests CacheBuilderSpec. TODO(user): tests of a few invalid input conditions, boundary
 * conditions.
 *
 * @author Adam Winer
 */
@NullUnmarked
public class CacheBuilderSpecTest extends TestCase {
  public void testParse_empty() {
    CacheBuilderSpec spec = parse("");
    assertThat(spec.initialCapacity).isNull();

        and is easier to customize. We provide Adam, SGD, Adadelta, AdaGrad and
        RMSprop optimizers based on
        `tf.keras.optimizers.experimental.Optimizer`. Generally the new
        optimizers work in the same way as the old ones, but support new
        constructor arguments. In the future, the symbols
        `tf.keras.optimizers.Optimizer`/`Adam`/etc will point to the new

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