Function test_connection_styles

lib/matplotlib/tests/test_arrow_patches.py:195–208

()

@image_comparison(['connection_styles.png'], style='mpl20', remove_text=True,
                  tol=0 if platform.machine() == 'x86_64' else 0.013)
def test_connection_styles():
    styles = mpatches.ConnectionStyle.get_styles()

    n = len(styles)
    fig, ax = plt.subplots(figsize=(6, 10))
    ax.set_xlim(0, 1)
    ax.set_ylim(-1, n)

    for i, stylename in enumerate(sorted(styles)):
        patch = mpatches.FancyArrowPatch((0.1, i), (0.8, i + 0.5),
                                         arrowstyle="->",
                                         connectionstyle=stylename,
                                         mutation_scale=25)
        ax.add_patch(patch)


def test_invalid_intersection():