[Test]
public void CurrentFogSettingsWillBeFilledWithDefaultValuesIfNoSpecificSettingsAreSet()
{
    FogSettings defaultSettings = FogSettings.Current;
    Assert.AreNotEqual(0, defaultSettings.FogStart);
    Assert.AreNotEqual(0, defaultSettings.FogEnd);
    Assert.AreNotEqual(0, defaultSettings.FogColor.A);
}

[Test]
public void CurrentFogSettingsWillBeFilledWithDefaultValuesIfNoSpecificSettingsAreSet()
{
    FogSettings defaultSettings = FogSettings.Current;
    Assert.AreNotEqual(0, defaultSettings.FogStart);
    Assert.AreNotEqual(0, defaultSettings.FogEnd);
    Assert.AreNotEqual(0, defaultSettings.FogColor.A);
}

[Test]
public void CreatingOwnFogSettingsWillChangeTheCurrentSettings()
{
    FogSettings defaultSettings = FogSettings.Current;
    var ownFogSettings = new FogSettings(Color.Green, 1, 2);
    Assert.AreNotEqual(defaultSettings, ownFogSettings);
    Assert.AreEqual(ownFogSettings, FogSettings.Current);
}

[Test]
public void CreatingOwnFogSettingsWillChangeTheCurrentSettings()
{
    FogSettings defaultSettings = FogSettings.Current;
    var ownFogSettings = new FogSettings(Color.Green, 1, 2);
    Assert.AreNotEqual(defaultSettings, ownFogSettings);
    Assert.AreEqual(ownFogSettings, FogSettings.Current);
}