public void ComparerByDistance_Compare_BarsAreNull()
{
// Arrange
var comparer = new ComparerByDistance();
var newBar = new BarData {
DistanceToCurrentLocation = 0
}; // Investigate mocking
// Act && Assert
Assert.Throws <ArgumentNullException>(() => comparer.Compare(null, newBar));
Assert.Throws <ArgumentNullException>(() => comparer.Compare(newBar, null));
Assert.Throws <ArgumentNullException>(() => comparer.Compare(null, null));
}
public void ComparerByDistance_Compare_DistanceEqual([Random(0.0, 200.0, timesToRepeatTests)] double distanceToCurrentLocation)
{
// Arrange
var bar1 = new BarData {
DistanceToCurrentLocation = distanceToCurrentLocation
};
var bar2 = new BarData {
DistanceToCurrentLocation = distanceToCurrentLocation
};
var expectedValue = 0;
// Act
var returnValue = new ComparerByDistance().Compare(bar1, bar2);
// Assert
Assert.AreEqual(expectedValue, returnValue);
}
public void ComparerByDistance_Compare_SecondIsCloser([Random(50.1, 100.0, timesToRepeatTests)] double distanceToCurrentLocation1, [Random(0.0, 50.0, timesToRepeatTests)] double distanceToCurrentLocation2)
{
// Arrange
var bar1 = new BarData {
DistanceToCurrentLocation = distanceToCurrentLocation1
};
var bar2 = new BarData {
DistanceToCurrentLocation = distanceToCurrentLocation2
};
var expectedValue = 1;
// Act
var returnValue = new ComparerByDistance().Compare(bar1, bar2);
// Assert
Assert.AreEqual(expectedValue, returnValue);
}
