public void NextDouble()
{
// no params
int count = 30, minVal = 0, maxVal = 1;
var nums = new List <double>(ArrayBuilder.repeat(() => GlobalRandom.NextDouble(), count));
foreach (var num in nums)
{
Assert.IsTrue(num >= minVal && num < maxVal);
}
// count
nums = new List <double>(GlobalRandom.NextDoubleArr(count));
Assert.IsTrue(nums.Count == count);
foreach (var num in nums)
{
Assert.IsTrue(num >= minVal && num < maxVal);
}
// count, min, max
minVal = -2; maxVal = 2;
nums = new List <double>(GlobalRandom.NextDoubleArr(count, minVal, maxVal));
Assert.IsTrue(nums.Count == count);
foreach (var num in nums)
{
Assert.IsTrue(num >= minVal && num < maxVal);
}
}
public MultiMatrix random(int[] sizes, double minVal, double maxVal) => this.useData(GlobalRandom.NextDoubleArr(sizes.product(), minVal, maxVal), sizes);
public MultiMatrix random(int[] sizes) => this.useData(GlobalRandom.NextDoubleArr(sizes.product()), sizes);