def test_legend_empty_annotation():

# Related to issue 8236

# Tests empty annotations showing up in legend

fig, ax = plt.subplots(1)

ax.set_xticklabels('')

ax.set_yticklabels('')

ax.annotate("",

xy=(0.1, 0.5),

xytext=(0.1, 0.5),

label='annotation (empty)')

ax.legend()

def test_legend_text_annotation():

# Related to issue 8236

# Tests text annotations showing up in legend

fig, ax = plt.subplots(1)

ax.set_xticklabels('')

ax.set_yticklabels('')

my_annotation = ax.annotate("X",

xy=(0.1, 0.5),

xytext=(0.1, 0.5),

color='C2',

label='annotation (text, no arrow)')

ax.legend(handler_map={my_annotation: HandlerAnnotation(rep_str='Abcde',

rep_maxlen=0)})

def test_legend_arrow_annotation():

# Related to issue 8236

# Tests arrow annotations showing up in legend

fig, ax = plt.subplots(1)

ax.set_xticklabels('')

ax.set_yticklabels('')

ax.plot([0, 1], [0, 0], label='line1')

ax.plot([0, 1], [1, 1], label='line2')

ax.annotate("",

xy=(0.3, 1.0),

xytext=(0.3, 0.0),

arrowprops={'arrowstyle': '<->', 'color': 'C7'},

label='annotation (no text, arrow)')

ax.legend()

def test_legend_fancy_arrow_annotation():

# Related to issue 8236

# Tests arrow annotations showing up in legend

fig, ax = plt.subplots(1)

ax.set_xticklabels('')

ax.set_yticklabels('')

arrpatch = mpatches.FancyArrowPatch([0.5, 0.8], [0.9, 0.9],

arrowstyle='<|-',

mutation_scale=20,

color='C3',

label='arrowpatch')

ax.add_patch(arrpatch)

ax.legend()

def test_legend_text():

# Related to issue 8236

# Tests text showing up in legend

fig, ax = plt.subplots(1)

ax.set_xticklabels('')

ax.set_yticklabels('')

ax.text(x=0.1, y=0.1,

s='Hello',

color='C5',

label='text')

ax.legend()

def test_legend_short_text():

# Related to issue 8236

# Tests short text showing up in legend

fig, ax = plt.subplots()

ax.set_xticklabels('')

ax.set_yticklabels('')

ax.text(x=0.1, y=0.2,

s='Z',

color='C0',

label='short text')

ax.legend()