public void Array_One_Element_All_Values_Are_The_Same() { var args = new[] { 1 }; var arr = new int[Assertion.Amount]; for (var i = 0; i < Assertion.Amount; i++) { arr[i] = ElementProvider.FromList(args); } Assert.True(arr.All(x => x == 1), "arr.All(x => x == 1)"); }