public void TestCeiling()
{
double d = 0;
double s = 0;
d = 0; s = 0;
AssertEqual("ceiling ", 0, MathX.Ceiling(d, s));
d = 1; s = 0;
AssertEqual("ceiling ", 0, MathX.Ceiling(d, s));
d = 0; s = 1;
AssertEqual("ceiling ", 0, MathX.Ceiling(d, s));
d = -1; s = 0;
AssertEqual("ceiling ", 0, MathX.Ceiling(d, s));
d = 0; s = -1;
AssertEqual("ceiling ", 0, MathX.Ceiling(d, s));
d = 10; s = 1.11;
AssertEqual("ceiling ", 11.1, MathX.Ceiling(d, s));
d = 11.12333; s = 0.03499;
AssertEqual("ceiling ", 11.12682, MathX.Ceiling(d, s));
d = -11.12333; s = 0.03499;
AssertEqual("ceiling ", Double.NaN, MathX.Ceiling(d, s));
d = 11.12333; s = -0.03499;
AssertEqual("ceiling ", Double.NaN, MathX.Ceiling(d, s));
d = -11.12333; s = -0.03499;
AssertEqual("ceiling ", -11.12682, MathX.Ceiling(d, s));
d = 100; s = 0.001;
AssertEqual("ceiling ", 100, MathX.Ceiling(d, s));
d = -0.001; s = -9.99;
AssertEqual("ceiling ", -9.99, MathX.Ceiling(d, s));
d = 4.42; s = 0.05;
AssertEqual("ceiling ", 4.45, MathX.Ceiling(d, s));
d = 0.05; s = 4.42;
AssertEqual("ceiling ", 4.42, MathX.Ceiling(d, s));
d = 0.6666; s = 3.33;
AssertEqual("ceiling ", 3.33, MathX.Ceiling(d, s));
d = 2d / 3; s = 3.33;
AssertEqual("ceiling ", 3.33, MathX.Ceiling(d, s));
}
public override double Evaluate(double d0, double d1)
{
return(MathX.Ceiling(d0, d1));
}
public void TestCeiling()
{
double d = 0;
double s = 0;
d = 0; s = 0;
AssertEquals("ceiling ", 0, MathX.Ceiling(d, s));
d = 1; s = 0;
AssertEquals("ceiling ", 0, MathX.Ceiling(d, s));
d = 0; s = 1;
AssertEquals("ceiling ", 0, MathX.Ceiling(d, s));
d = -1; s = 0;
AssertEquals("ceiling ", 0, MathX.Ceiling(d, s));
d = 0; s = -1;
AssertEquals("ceiling ", 0, MathX.Ceiling(d, s));
d = 10; s = 1.11;
AssertEquals("ceiling ", 11.1, MathX.Ceiling(d, s));
d = 11.12333; s = 0.03499;
AssertEquals("ceiling ", 11.12682, MathX.Ceiling(d, s));
d = -11.12333; s = 0.03499;
AssertEquals("ceiling ", Double.NaN, MathX.Ceiling(d, s));
d = 11.12333; s = -0.03499;
AssertEquals("ceiling ", Double.NaN, MathX.Ceiling(d, s));
d = -11.12333; s = -0.03499;
AssertEquals("ceiling ", -11.12682, MathX.Ceiling(d, s));
d = 100; s = 0.001;
AssertEquals("ceiling ", 100, MathX.Ceiling(d, s));
d = -0.001; s = -9.99;
AssertEquals("ceiling ", -9.99, MathX.Ceiling(d, s));
d = 4.42; s = 0.05;
AssertEquals("ceiling ", 4.45, MathX.Ceiling(d, s));
d = 0.05; s = 4.42;
AssertEquals("ceiling ", 4.42, MathX.Ceiling(d, s));
d = 0.6666; s = 3.33;
AssertEquals("ceiling ", 3.33, MathX.Ceiling(d, s));
d = 2d / 3; s = 3.33;
AssertEquals("ceiling ", 3.33, MathX.Ceiling(d, s));
// samples from http://www.excelfunctions.net/Excel-Ceiling-Function.html
// and https://support.office.com/en-us/article/CEILING-function-0a5cd7c8-0720-4f0a-bd2c-c943e510899f
d = 22.25; s = 0.1;
AssertEquals("ceiling ", 22.3, MathX.Ceiling(d, s));
d = 22.25; s = 0.5;
AssertEquals("ceiling ", 22.5, MathX.Ceiling(d, s));
d = 22.25; s = 1;
AssertEquals("ceiling ", 23, MathX.Ceiling(d, s));
d = 22.25; s = 10;
AssertEquals("ceiling ", 30, MathX.Ceiling(d, s));
d = 22.25; s = 20;
AssertEquals("ceiling ", 40, MathX.Ceiling(d, s));
d = -22.25; s = -0.1;
AssertEquals("ceiling ", -22.3, MathX.Ceiling(d, s));
d = -22.25; s = -1;
AssertEquals("ceiling ", -23, MathX.Ceiling(d, s));
d = -22.25; s = -5;
AssertEquals("ceiling ", -25, MathX.Ceiling(d, s));
d = 22.25; s = 1;
AssertEquals("ceiling ", 23, MathX.Ceiling(d, s));
d = 22.25; s = -1;
AssertEquals("ceiling ", Double.NaN, MathX.Ceiling(d, s));
d = -22.25; s = 1;
AssertEquals("ceiling ", -22, MathX.Ceiling(d, s)); // returns an error in Excel 2007 & earlier
d = -22.25; s = -1;
AssertEquals("ceiling ", -23, MathX.Ceiling(d, s));
// test cases for newer versions of Excel where d can be negative for
d = -11.12333; s = 0.03499;
AssertEquals("ceiling ", -11.09183, MathX.Ceiling(d, s));
}
public void Ceiling()
{
Assert.AreEqual(0, MathX.Ceiling(0, 0));
Assert.AreEqual(1, MathX.Ceiling(0.1));
Assert.AreEqual(0.1, MathX.Ceiling(0.01, 1));
}
/// <summary>
/// Finds the ceiling of the specified number to the specified number of decimal places and returns it as a string.
/// </summary>
/// <param name="num">The number.</param>
/// <param name="decimalPlaces">The decimal places.</param>
/// <returns></returns>
public static string CeilingString(this double num, int decimalPlaces = 0)
{
return(MathX.Ceiling(num, decimalPlaces).ToString("f" + decimalPlaces));
}
