def test_composite_images():
#Test that figures can be saved with and without combining multiple images
#(on a single set of axes) into a single composite image.
X, Y = np.meshgrid(np.arange(-5, 5, 1), np.arange(-5, 5, 1))
Z = np.sin(Y**2)
fig = plt.figure()
ax = fig.add_subplot(1, 1, 1)
ax.set_xlim(0, 3)
ax.imshow(Z, extent=[0, 1, 0, 1])
ax.imshow(Z[::-1], extent=[2, 3, 0, 1])
plt.rcParams['image.composite_image'] = True
with BytesIO() as svg:
fig.savefig(svg, format="svg")
svg.seek(0)
buff = svg.read()
assert buff.count(six.b('<image ')) == 1
plt.rcParams['image.composite_image'] = False
with BytesIO() as svg:
fig.savefig(svg, format="svg")
svg.seek(0)
buff = svg.read()
assert buff.count(six.b('<image ')) == 2
def test_composite_images():
# Test that figures can be saved with and without combining multiple images
# (on a single set of axes) into a single composite image.
X, Y = np.meshgrid(np.arange(-5, 5, 1), np.arange(-5, 5, 1))
Z = np.sin(Y ** 2)
fig = plt.figure()
ax = fig.add_subplot(1, 1, 1)
ax.set_xlim(0, 3)
ax.imshow(Z, extent=[0, 1, 0, 1])
ax.imshow(Z[::-1], extent=[2, 3, 0, 1])
plt.rcParams["image.composite_image"] = True
with BytesIO() as svg:
fig.savefig(svg, format="svg")
svg.seek(0)
buff = svg.read()
assert buff.count(six.b("<image ")) == 1
plt.rcParams["image.composite_image"] = False
with BytesIO() as svg:
fig.savefig(svg, format="svg")
svg.seek(0)
buff = svg.read()
assert buff.count(six.b("<image ")) == 2
