from matrixmania import project_ortho

def test_project_ortho_without_scale() -> None:
    """Orthogonal projection ignores z when scale is omitted."""
    # Arrange
    point = (1.0, 2.0, 3.0)

    # Act
    result = project_ortho(point)

    # Assert
    assert result == (1.0, 2.0)

def test_project_ortho_with_scale() -> None:
    """Orthogonal projection scales x and y and ignores z."""
    # Arrange
    point = (1.0, 2.0, 3.0)
    scale = 100

    # Act
    result = (project_ortho(point, scale=scale))

    # Assert
    assert result == (100.0, 200.0)