AbstractTensorHandle* f_outputs[1];

  // Numerical Grad Check
  for (int i = 0; i < num_elems; i++) {
    // Get relative epsilon value
    float epsilon = theta_data[i] == 0 ? 1e-4 : std::abs(theta_data[i] * 1e-4);
    AbstractTensorHandlePtr two_eps;
    {
      AbstractTensorHandle* two_eps_raw = nullptr;
      TF_RETURN_IF_ERROR(TestScalarTensorHandle<float, TF_FLOAT>(

    assertThat(converter.convert("-1")).isEqualTo((Double) (-1.0));
    assertThat(converter.convert("1e6")).isEqualTo((Double) 1e6);
    assertThat(converter.convert("1e-6")).isEqualTo((Double) 1e-6);
  }

  public void testStringConverter_convertError() {
    assertThrows(
        NumberFormatException.class, () -> Doubles.stringConverter().convert("notanumber"));
  }

	// Like fmt %g, but the exponent cutoffs are different
	// and exponents themselves are not padded to two digits.
	abs := math.Abs(f)
	fmt := byte('f')
	if abs != 0 {
		if abs < 1e-6 || abs >= 1e21 {
			fmt = 'e'
		}
	}
	dst = strconv.AppendFloat(dst, f, fmt, -1, 64)
	if fmt == 'e' {
		// clean up e-09 to e-9
		n := len(dst)

void CompareNumericalAndManualGradients(
    Model model, AbstractContext* ctx,
    absl::Span<AbstractTensorHandle* const> inputs, int input_index,
    float* expected_grad, int num_grad, bool use_function,
    double abs_error = 1e-2) {
  absl::Status s;
  AbstractTensorHandlePtr numerical_grad;
  {
    AbstractTensorHandle* numerical_grad_raw;
    s = CalcNumericalGrad(ctx, model, inputs, input_index, use_function,

    assertThat(converter.convert("-1")).isEqualTo((Float) (-1.0f));
    assertThat(converter.convert("1e6")).isEqualTo((Float) 1e6f);
    assertThat(converter.convert("1e-6")).isEqualTo((Float) 1e-6f);
  }

  public void testStringConverter_convertError() {
    assertThrows(NumberFormatException.class, () -> Floats.stringConverter().convert("notanumber"));
  }

    assertThat(converter.convert("-1")).isEqualTo((Double) (-1.0));
    assertThat(converter.convert("1e6")).isEqualTo((Double) 1e6);
    assertThat(converter.convert("1e-6")).isEqualTo((Double) 1e-6);
  }

  public void testStringConverter_convertError() {
    assertThrows(
        NumberFormatException.class, () -> Doubles.stringConverter().convert("notanumber"));
  }

    assertThat(converter.convert("-1")).isEqualTo((Float) (-1.0f));
    assertThat(converter.convert("1e6")).isEqualTo((Float) 1e6f);
    assertThat(converter.convert("1e-6")).isEqualTo((Float) 1e-6f);
  }

  public void testStringConverter_convertError() {
    assertThrows(NumberFormatException.class, () -> Floats.stringConverter().convert("notanumber"));
  }

import junit.framework.TestCase;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

  private final FakeStopwatch stopwatch = new FakeStopwatch();

  public void testSimple() {
    RateLimiter limiter = RateLimiter.create(5.0, stopwatch);
    limiter.acquire(); // R0.00, since it's the first request

import junit.framework.TestCase;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

  private final FakeStopwatch stopwatch = new FakeStopwatch();

  public void testSimple() {
    RateLimiter limiter = RateLimiter.create(5.0, stopwatch);
    limiter.acquire(); // R0.00, since it's the first request

        bitArray.bitSize() > 0);

    // Ideally we would also test the bitSize() overflow of this BF, but it runs out of heap space
    // BloomFilter.create(Funnels.unencodedCharsFunnel(), 244412641, 1e-11);
  }

  /**
   * Asserts that {@link BloomFilter#approximateElementCount} is within 1 percent of the expected
   * value.
   */