def test_animation_scale_4a(self):
"""0 to scale to -scale to 0"""
scale_atols = [(1., 0.00000001), (10.0, 0.00000001)]
for scale, atol in scale_atols:
out = setup_animation(
scale,
istep=None,
animate_scale=True,
animate_phase=False,
animate_time=False,
icase_disp=42,
icase_disp_start=None,
icase_disp_end=None,
icase_disp_delta=None,
time=1.0,
animation_profile='0 to scale to -scale to 0',
fps=5,
)
phases, icases_fringe, icases_disp, icases_vector, isteps, scales, analysis_time, onesided, endpoint = out
assert len(np.unique(icases_disp)) == 1
assert len(np.unique(phases)) == 1
assert np.allclose(analysis_time, 1.0), analysis_time
expected_scales = [0., scale, 0., -scale]
assert_array(scales, expected_scales, 'scales')
msg = ''
if not np.allclose(scales.min(), -scale,
atol=atol): # pragma: no cover
msg += 'scales=%s min=%s expected=%s\n' % (
scales, scales.min(), -scale)
if not np.allclose(scales.max(), scale,
atol=atol): # pragma: no cover
msg += 'scales=%s max=%s expected=%s' % (scales, scales.max(),
scale)
if msg: # pragma: no cover
raise ValueError(msg)
def test_animation_scale_3b(self):
"""-scale to scale to -scale"""
scale = 2.0
out = setup_animation(scale,
istep=None,
animate_scale=True,
animate_phase=False,
animate_time=False,
icase_disp=42,
icase_disp_start=None,
icase_disp_end=None,
icase_disp_delta=None,
time=1.0,
animation_profile='-scale to scale to -scale',
fps=10)
phases, icases_fringe, icases_disp, icases_vector, isteps, scales, analysis_time, onesided, endpoint = out
assert len(np.unique(icases_disp)) == 1
assert len(np.unique(phases)) == 1
assert np.allclose(analysis_time, 0.5), analysis_time
assert np.allclose(scales.min(), -scale), scales
assert np.allclose(scales.max(), scale), scales
assert len(scales) == 3, scales
expected_scales = [-scale, 0., scale]
assert_array(scales, expected_scales, 'scales')
