public void ON_ContainsVertexAt_WHEN_Vertex_Exists_SHOULD_Return_True()
{
// Arrange
var uut = new UnitUnderTest <int>(index => _vertexMocks[index].Object, () => _vertexMocks.Length);
// Act
var all = Enumerable.Range(0, VerticesCount).All(idx => uut.ContainsVertexAt(idx));
// Assert
Assert.IsTrue(all);
}
public void ON_ContainsVertexAt_WHEN_Vertex_Does_Not_Exist_SHOULD_Return_False()
{
// Arrange
var uut = new UnitUnderTest <int>(index => _vertexMocks[index].Object, () => _vertexMocks.Length);
// Act
var any = EnumerableExtensions.Enumerate(int.MinValue, -100, -1, VerticesCount, VerticesCount + 1, int.MaxValue)
.Any(idx => uut.ContainsVertexAt(idx));
// Assert
Assert.IsFalse(any);
}