public void TestAssignment()
{
Flint x = 10;
Assert.Equal(10, (int)x);
Assert.Equal(10, (float)x);
var y = new Flint(10);
Assert.Equal(10, (int)y);
Assert.Equal(10, (float)y);
var z = new Flint(10, 50);
Assert.Equal(10, (int)z);
Assert.Equal(10.5f, (float)z);
var a = new Flint(10, 5);
Assert.Equal(10, (int)a);
Assert.Equal(10.05f, (float)a);
var b = new Flint(10, 50);
Assert.Equal(10, b.ToInt());
Assert.Equal(10.50f, b.ToFloat());
}
public void TestSqrt()
{
var x = new Flint(9);
Assert.Equal(3, FlintMath.Sqrt(x).ToInt());
x = new Flint(900);
Assert.Equal(30, FlintMath.Sqrt(x).ToInt());
x = new Flint(12, 50);
Assert.Equal(3.53f, FlintMath.Sqrt(x).ToFloat());
x = new Flint(953);
Assert.Equal(30.87f, FlintMath.Sqrt(x).ToFloat());
x = new Flint(3);
Assert.Equal(1.73f, FlintMath.Sqrt(x).ToFloat());
x = new Flint(0, 50);
Assert.Equal(0.70f, FlintMath.Sqrt(x).ToFloat());
x = new Flint(0, 24);
Assert.Equal(0.48f, FlintMath.Sqrt(x).ToFloat());
x = new Flint(0);
Assert.Equal(0f, FlintMath.Sqrt(x).ToFloat());
}
public static Flint Sqrt(Flint number)
{
if (number.Raw == 0)
{
return(new Flint(0));
}
// modified and taken from https://stackoverflow.com/a/16366529
long s = 1;
long t = number.Raw * Flint.Precision;
long x = t;
while (s < t)
{
s <<= 1;
t >>= 1;
} //decide the value of the first tentative
do
{
t = s;
s = (x / s + s) >> 1; //x1=(N / x0 + x0)/2 : recurrence formula
} while (s < t);
return(new Flint((int)(t / Flint.Precision), (int)(t % Flint.Precision)));
}
public PebbleViewModel( Flint.Core.Pebble pebble )
{
if ( pebble == null ) throw new ArgumentNullException( "pebble" );
_pebble = pebble;
_toggleConnectionCommand = new RelayCommand( OnToggleConnect );
}
private async void OnRemoveApp( Flint.Core.App app )
{
if ( _pebble.IsAlive == false )
return;
await _pebble.RemoveAppAsync( app );
await LoadAppsAsync();
}
public async Task SetPebbleAsync(Flint.Core.Pebble pebble)
{
if (pebble == null) throw new ArgumentNullException("pebble");
if (pebble.IsAlive == false)
{
await pebble.ConnectAsync();
}
Info.Pebble = Apps.Pebble = pebble;
await Info.RefreshAsync();
await Apps.RefreshAsync();
}
public void TestDivision()
{
var x = new Flint(200);
var y = x / new Flint(10);
Assert.Equal(20, (int)y); // 200 / 10 -> 20
x /= 10;
Assert.Equal(20, (int)x); // 200 / 10 -> 20
x /= new Flint(0, 50);
Assert.Equal(40, (int)x); // 20 / 0.5 -> 40
Assert.Equal(40f, (float)x); // 20 / 0.5 -> 40
x /= new Flint(0, 150);
Assert.Equal(26, (int)x); // 40 / 1.5 -> 26 int
Assert.Equal(26.66f, (float)x); // 40 / 1.5 -> 26.666666.. -> 26.66 float
}
public void TestMultiplication()
{
var x = new Flint(20);
var y = x * new Flint(10);
Assert.Equal(200, (int)y); // 20 * 10 -> 200
x *= 10;
Assert.Equal(200, (int)x); // 20 * 10 -> 200
x *= new Flint(0, 50);
Assert.Equal(100, (int)x); // 200 * 0.5 -> 100
Assert.Equal(100f, (float)x); // 200 * 0.5 -> 100
x *= new Flint(0, 150);
Assert.Equal(150, (int)x); // 100 * 1.5 -> 150
Assert.Equal(150f, (float)x); // 100 * 1.5 -> 150
}
public void TestSubtraction()
{
var x = new Flint(20);
var y = x - new Flint(10);
Assert.Equal(10, (int)y); // 20 - 10 -> 10
x -= 10;
Assert.Equal(10, (int)x); // 20 - 10 -> 10
x -= new Flint(0, 50);
Assert.Equal(9, (int)x); // 10 - 0.5 -> 9 int
Assert.Equal(9.5f, (float)x); // 10 - 0.5 -> 9.5 float
x -= new Flint(0, 150);
Assert.Equal(8, (int)x); // 9.5 - 1.5 -> 8
Assert.Equal(8f, (float)x); // 9.5 - 1.5 -> 8
}
public void TestAddition()
{
var x = new Flint(20);
var y = x + new Flint(10);
Assert.Equal(30, (int)y); // 20 + 10 -> 30
x += 10;
Assert.Equal(30, (int)x); // 20 + 10 -> 30
x += new Flint(0, 50);
Assert.Equal(30, (int)x); // 30 + 0.5 -> 30 int
Assert.Equal(30.5f, (float)x); // 30 + 0.5 -> 30.5 float
x += new Flint(0, 150);
Assert.Equal(32, (int)x); // 30.5 + 1.5 -> 32
Assert.Equal(32f, (float)x); // 30.5 + 1.5 -> 32
}
public PebbleDisconnected( Flint.Core.Pebble pebble )
{
if (pebble == null) throw new ArgumentNullException("pebble");
_pebble = pebble;
}