public void WorldBuilder_BuildToadWorld_WorldAsExpected()
{
const int expectedWidth = 10;
const int expectedHeight = 10;
var world = WorldBuilder.BuildToadWorld();
Assert.Equal(expectedWidth, world.Width);
Assert.Equal(expectedHeight, world.Height);
Assert.False(world.IsAlive(0, 0));
Assert.False(world.IsAlive(0, 9));
Assert.False(world.IsAlive(9, 0));
Assert.False(world.IsAlive(9, 9));
Assert.True(world.IsAlive(5, 4));
Assert.True(world.IsAlive(5, 5));
Assert.True(world.IsAlive(5, 6));
Assert.True(world.IsAlive(6, 3));
Assert.True(world.IsAlive(6, 4));
Assert.True(world.IsAlive(6, 5));
}