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unit_test.py
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unit_test.py
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# unit test suite for forestcost
# run 'py.test unit_test.py'
from forestcost import landing
from forestcost import routing
from forestcost import main_model
from forestcost import skidding
from forestcost import harvesting
from forestcost import hauling
import ogr
driver = ogr.GetDriverByName('ESRI Shapefile')
def test_landing():
# test landing: landing_coords
# Input
property_shp = driver.Open('testdata//test_stand.shp', 0)
property_lyr = property_shp.GetLayer()
# Expected Output
landing_coords = (-124.04858, 43.12776)
assert(landing.landing(property_lyr)) == landing_coords
def test_routing():
# test routing: haulDist, haulTime, coord_mill
# Input
landing_coords = (-124.04858, 43.12776)
mill_shp = 'testdata//mills.shp'
# Expected Output
haulDist = 8.674960531
haulTime = 32.92
coord_mill = (-124.161246, 43.106512)
assert(routing.routing(landing_coords, mill_shp=mill_shp)) == (haulDist, haulTime, coord_mill)
def test_skidding():
# test skidding: SkidDist, HauldistExtension, coord_landing_stand"
# Input
stand_wkt = u'POLYGON ((-13809080.891332019 5330620.9753014417,-13808943.708174769 5331066.8205624959,-13808393.373740762 5330897.4868904939,-13808530.556898013 5330451.6416294342,-13809080.891332019 5330620.9753014417))'
landing_coords = (-124.04858, 43.12776)
Slope = 21.74728843
# Expected Output
SkidDist = 999.69
HaulDistExtension = 1420.39
coord_landing_stand = (-124.04706351844823, 43.125146208049415)
assert(skidding.skidding(stand_wkt, landing_coords, Slope)) == (SkidDist, HaulDistExtension, coord_landing_stand)
def test_harvesting_GroundBasedMechWT():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 0
Slope = 30
SkidDist = 1200
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 200.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 0.4423
HarvestSystem = 'GroundBasedMechWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_harvesting_GroundBasedMechWT():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 1
Slope = 30
SkidDist = 100
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 200.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 0.3038
HarvestSystem = 'GroundBasedMechWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_harvesting_GroundBasedManualWT():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 0
Slope = 30
SkidDist = 1200
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 300.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 0.5358
HarvestSystem = 'GroundBasedManualWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_harvesting_CableManualWT():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 0
Slope = 60
SkidDist = 1200
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 200.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 0.7595
HarvestSystem = 'CableManualWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_harvesting_CableManualWT_PartialCut():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 1
Slope = 60
SkidDist = 1200
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 200.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 0.5467
HarvestSystem = 'CableManualWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_harvesting_HelicopterManualWT():
# test harvesting: harvestCost, HarvestSystem
# Input
PartialCut = 0
Slope = 60
SkidDist = 2000
Elevation = 100
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 100.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
# Expected Output
harvestCost = 1.2036
HarvestSystem = 'HelicopterManualWT'
assert(harvesting.harvestcost(
PartialCut, Slope, SkidDist, Elevation,
RemovalsCT, TreeVolCT, RemovalsSLT, TreeVolSLT, RemovalsLLT, TreeVolLLT,
HdwdFractionCT, HdwdFractionSLT, HdwdFractionLLT))== (harvestCost, HarvestSystem)
def test_hauling():
# test hauling: haulCost
# Input
haulDist = 8.94
haulTimeRT = 65.8402988889
# Expected Output
haulCost = 0.604
assert(hauling.haulcost(haulDist, haulTimeRT)) == haulCost
def test_cost_func():
# test cost_func: cost
# Input
# stand info
area = 66.3709
elevation = 141.034205761
slope = 21.74728843
stand_wkt = u'POLYGON ((-13809080.891332019 5330620.9753014417,-13808943.708174769 5331066.8205624959,-13808393.373740762 5330897.4868904939,-13808530.556898013 5330451.6416294342,-13809080.891332019 5330620.9753014417))'
# harvest info
RemovalsCT = 200.0
TreeVolCT = 5.0
RemovalsSLT = 100.0
TreeVolSLT = 70.0
RemovalsLLT = 20.0
TreeVolLLT = 200.0
HdwdFractionCT = 0.15
HdwdFractionSLT = 0.0
HdwdFractionLLT = 0.0
PartialCut = 0
# routing info
landing_coords = (-124.04858, 43.12776)
haulDist = 8.674960531
haulTime = 32.92
coord_mill = (-124.161246, 43.106512)
# Expected Output
cost = {'slope': 21.75, 'skid_distance': 999.69, 'mill_coordinates': (-124.161246, 43.106512), 'elevation': 141.03, 'total_harvest_cost': 314598.0, 'haul_distance_ow': 8.94, 'total_cost': 350309.0, 'haul_cost_min': 0.604, 'total_area': 66.37, 'harvest_cost_ft3': 0.395, 'haul_distance_extension': 0.269, 'total_haul_trips': 898.0, 'haul_time_ow': 32.92, 'total_haul_cost': 35711.0, 'harvest_system': 'GroundBasedMechWT', 'landing_coordinates': (-124.04706351844823, 43.125146208049415), 'total_volume': 796450.8}
assert(main_model.cost_func(
# stand info
area,
elevation,
slope,
stand_wkt,
# harvest info
RemovalsCT,
TreeVolCT,
RemovalsSLT,
TreeVolSLT,
RemovalsLLT,
TreeVolLLT,
HdwdFractionCT,
HdwdFractionSLT,
HdwdFractionLLT,
PartialCut,
# routing info
landing_coords,
haulDist,
haulTime,
coord_mill
)) == cost