def test_windrose_set_legend_parameters():
"""Test setting legend params property"""
epw_path = os.path.join(os.getcwd(), 'tests/fixtures/epw/tokyo.epw')
epw = EPW(epw_path)
w = WindRose(epw.wind_direction, epw.wind_speed, 5)
# Default
assert w._legend_parameters is None
assert isinstance(w.legend_parameters, LegendParameters)
assert w.legend_parameters.segment_count == pytest.approx(11.0, abs=1e-10)
# Check setting wrong input
with pytest.raises(AssertionError):
w.legend_parameters = 'string'
# Check setting
w.legend_parameters = LegendParameters(segment_count=16)
assert w.legend_parameters.segment_count == pytest.approx(16, abs=1e-10)
# Check resetting
w.legend_parameters = None
assert isinstance(w.legend_parameters, LegendParameters)
assert w.legend_parameters.segment_count == pytest.approx(11.0, abs=1e-10)
def test_wind_polygons():
"""Test colors for different windrose types."""
# Testing vals
dir_vals = [0, 0, 0, 0, 10, 10, 10, 85, 90, 90, 90, 95, 170, 285, 310]
spd_vals = [0, 0, 0, 0, 1, 145, 189, 15, 10, 150, 300, 259, 100, 5, 301]
# Make into fake data collections
a_per = AnalysisPeriod(6, 21, 12, 6, 21, 13)
dates = [DateTime(6, 21, i) for i in range(len(dir_vals))]
spd_header = Header(Speed(), 'm/s', a_per)
dir_header = Header(GenericType('Direction', 'deg'), 'deg', a_per)
spd_data = HourlyDiscontinuousCollection(spd_header, spd_vals, dates)
dir_data = HourlyDiscontinuousCollection(dir_header, dir_vals, dates)
# Bin values to divide into 6 intervals = 10 - 310 = 300 / 6 = 50 m/s
# intervals: [1-50, 51-100, 101-150, 151-200, 201-250, 251-300, 301-350]
#
# [[1], [], [145], [189], [], []], # 0-49, 100-149, 150-199
# [[10, 15], [], [150], [], [], [259, 300]], # 0-49, 150-199,, 250-299
# [[], [100], [], [], [], []], # 100-149
# [[5], [], [], [], [], [301]] # 0-49, 300-349
# Check freq=True, zeros=False
w = WindRose(dir_data, spd_data, 4)
w.show_freq, w.show_zeros = True, False
w.frequency_hours = 2
w.legend_parameters = LegendParameters(segment_count=6)
chk_poly_num = sum([3, 3, 1, 2])
assert chk_poly_num == len(w.windrose_lines)
# For averaged
w.show_freq = False
chk_poly_num = 4
w.colored_mesh
assert chk_poly_num == len(w.windrose_lines)
max_freqs.append(w.frequency_intervals_compass)
_max_freq_lines_ = max(max_freqs)
# Plot the windroses
for i, speed_data in enumerate(_data):
# Make the windrose
win_dir = _wind_direction
windrose = WindRose(win_dir, speed_data, _dir_count_)
if len(legend_par_) > 0:
try: # sense when several legend parameters are connected
lpar = legend_par_[i]
except IndexError:
lpar = legend_par_[-1]
windrose.legend_parameters = lpar
if _freq_hours_ is not None:
windrose.frequency_hours = _freq_hours_
# Add and check optional visualization parameters
if _max_freq_lines_ is not None:
windrose.frequency_intervals_compass = _max_freq_lines_
if _freq_dist_ is not None:
windrose.frequency_spacing_distance = _freq_dist_
windrose.north = north_
windrose.show_freq = _show_freq_
calm_text = ''
def test_color_array():
"""Test colors for different windrose types."""
# Testing vals
dir_vals = [0, 0, 0, 0, 10, 10, 10, 85, 90, 90, 90, 95, 170, 285, 310]
spd_vals = [0, 0, 0, 0, 1, 145, 189, 15, 10, 150, 300, 259, 100, 5, 301]
# Make into fake data collections
a_per = AnalysisPeriod(6, 21, 12, 6, 21, 13)
dates = [DateTime(6, 21, i) for i in range(len(dir_vals))]
spd_header = Header(Speed(), 'm/s', a_per)
dir_header = Header(GenericType('Direction', 'deg'), 'deg', a_per)
spd_data = HourlyDiscontinuousCollection(spd_header, spd_vals, dates)
dir_data = HourlyDiscontinuousCollection(dir_header, dir_vals, dates)
data_step = 50.0
min_val = 1
# Bin values to divide into 6 intervals = 10 - 310 = 300 / 6 = 50 m/s
# intervals: [1-50, 51-100, 101-150, 151-200, 201-250, 251-300, 301-350]
#
# [[1], [], [145], [189], [], [], # 0-49, 100-149, 150-199
# [[10, 15], [], [150], [], [], [259, 300]], # 0-49, 150-199,, 250-299
# [[], [100], [], [], [], []], # 100-149
# [[5], [], [], [], [], [301]] # 0-49, 300-349
# Check freq=True, zeros=False
w = WindRose(dir_data, spd_data, 4)
w.show_freq, w.show_zeros = True, False
w.frequency_hours = 2
w.legend_parameters = LegendParameters(segment_count=7)
w.colored_mesh
# color index corresponds to hourly interval indices
# [1-50, 51-100, 101-150, 151-200, 201-250, 251-300, 301-350]
chk_color_array = [0, 2, 3, 0, 2, 5, 1, 0, 5]
chk_color_array = [(c * data_step) + min_val for c in chk_color_array]
assert len(chk_color_array) == len(w._color_array)
for cc, c in zip(chk_color_array, w._color_array):
assert abs(cc - c) < 1e-10
# Check freq=True, zeros=True
# Modify range for easier calcs
dir_vals = [0, 0, 0, 0, 10, 10, 10, 85, 90, 90, 90, 95, 170, 285, 310]
spd_vals = [0, 0, 0, 0, 1, 145, 189, 15, 10, 149, 299, 259, 99, 5, 300]
zero_spd_data = HourlyDiscontinuousCollection(spd_header, spd_vals, dates)
zero_dir_data = HourlyDiscontinuousCollection(dir_header, dir_vals, dates)
zero_data_step = 50
zero_min_val = 0
w = WindRose(zero_dir_data, zero_spd_data, 4)
w.show_freq, w.show_zeros = True, True
w.frequency_hours = 2
w.legend_parameters = LegendParameters(segment_count=7)
w.colored_mesh
# color index corresponds to hourly interval indices
chk_color_array = [1, 3, 4, 1, 3, 6, 2, 1, 6]
chk_color_array = [(c * zero_data_step) + zero_min_val for c in chk_color_array]
chk_color_array += [0, 0, 0, 0]
assert len(chk_color_array) == len(w._color_array)
for cc, c in zip(chk_color_array, w._color_array):
assert abs(cc - c) < 1e-10
# Check freq=False, zeros=False
w = WindRose(dir_data, spd_data, 4)
w.show_freq, w.show_zeros = False, False
w.frequency_hours = 2
w.legend_parameters = LegendParameters(segment_count=7)
w.colored_mesh
# color index corresponds to hourly interval indices
chk_color_array = [111 + 2/3, 146.8, 100, 153]
assert len(chk_color_array) == len(w._color_array)
for cc, c in zip(chk_color_array, w._color_array):
assert abs(cc - c) < 1e-10
# Check freq=False, zeros=True
w = WindRose(dir_data, spd_data, 4)
w.show_freq, w.show_zeros = False, True
w.frequency_hours = 2
w.legend_parameters = LegendParameters(segment_count=7)
w.colored_mesh
# color index corresponds to hourly interval indices
chk_color_array = [111 + 2/3, 146.8, 100, 153]
chk_color_array += [0, 0, 0, 0]
assert len(chk_color_array) == len(w._color_array)
for cc, c in zip(chk_color_array, w._color_array):
assert abs(cc - c) < 1e-10
