//------------------------------------------------------------------------- public virtual void test_bind() { DoubleArray xValues = DoubleArray.of(1, 2, 3); DoubleArray yValues = DoubleArray.of(2, 4, 5); BoundCurveInterpolator bound = LINEAR.bind(xValues, yValues, CurveExtrapolators.FLAT, CurveExtrapolators.FLAT); assertEquals(bound.interpolate(0.5), 2d, 0d); assertEquals(bound.interpolate(1), 2d, 0d); assertEquals(bound.interpolate(1.5), 3d, 0d); assertEquals(bound.interpolate(2), 4d, 0d); assertEquals(bound.interpolate(2.5), 4.5d, 0d); assertEquals(bound.interpolate(3), 5d, 0d); assertEquals(bound.interpolate(3.5), 5d, 0d); // coverage assertEquals(bound.parameterSensitivity(0.5).size(), 3); assertEquals(bound.parameterSensitivity(2).size(), 3); assertEquals(bound.parameterSensitivity(3.5).size(), 3); assertEquals(bound.firstDerivative(0.5), 0d, 0d); assertTrue(bound.firstDerivative(2) != 0d); assertEquals(bound.firstDerivative(3.5), 0d, 0d); assertNotNull(bound.ToString()); }