public async Task FunctionRootWithCustomFunctionsReturnsCorectValue()
{
//arrange
double CustomFunc(double x)
{
return(x * x * x);
}
var customFuncStr = @"
static double CustomFunc(double x)
{
return x * x * x;
}
";
Func <double, double> func = x => 1 - x - CustomFunc(x);
var funcStr = "1 - x - CustomFunc(x)";
var a = -15;
var b = 15;
uint n = 100;
var epsilon = 1e-6;
// Act
var response = await _client.GetAsync($@"/api/numerical-calculations/function-root/{Uri.EscapeDataString(Strings.Brent_s_method)}/{funcStr}/{a}/{b}/{epsilon}/{n}/{Uri.EscapeDataString(customFuncStr)}");
var responseString = await response.Content.ReadAsStringAsync();
// Assert
response.EnsureSuccessStatusCode();
var mathString = FunctionRoot.BrentMethod(func, a, b, epsilon, n).ToMathString();
Assert.AreEqual(mathString, responseString);
}
public async Task FunctionRootReturnsCorectValue()
{
//arrange
Func <double, double> func = x => 1 - x;
var funcStr = "1-x";
var a = -5;
var b = 5;
uint n = 100;
var epsilon = 1e-6;
// Act
var response = await _client.GetAsync($@"/api/numerical-calculations/function-root/{Uri.EscapeDataString(Strings.secant_method)}/{funcStr}/{a}/{b}/{epsilon}/{n}");
var responseString = await response.Content.ReadAsStringAsync();
// Assert
response.EnsureSuccessStatusCode();
Assert.AreEqual(FunctionRoot.secantMethod(func, a, b, epsilon, n).ToMathString(), responseString);
}
