def test_module(address, expected_taxes):
"""
Test the DefaultTaxModule.
"""
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
price = product.get_shop_instance(shop).default_price
# Put the tax rules into database
for ruledef in shuffled(TAX_RULE_DEFS):
rule = ruledef.get_tax_rule()
rule.tax.save()
rule.tax = rule.tax # refresh the id
rule.save()
rule.tax_classes.add(product.tax_class)
assert TaxRule.objects.count() == len(TAX_RULE_DEFS)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
context = TaxingContext(location=address)
taxed_price = module.get_taxed_price_for(context, product, price)
expected_codes = set(sum([x.split() for x in expected_taxes], []))
assert set(x.tax.code for x in taxed_price.taxes) == expected_codes
expected_tax = Money(TAX_AMOUNTS[expected_taxes], 'USD')
assert taxed_price.taxful.amount == price.amount + expected_tax
# Clean-up the rules
TaxRule.objects.all().delete()
def _refund_amount(self, index, text, amount, tax_proportions):
taxmod = taxing.get_tax_module()
ctx = taxmod.get_context_from_order_source(self)
taxes = (list(chain.from_iterable(
taxmod.get_taxed_price(ctx, TaxfulPrice(amount * factor), tax_class).taxes
for (tax_class, factor) in tax_proportions)))
base_amount = amount
if not self.prices_include_tax:
base_amount /= (1 + sum([tax.tax.rate for tax in taxes]))
refund_line = OrderLine.objects.create(
text=text,
order=self,
type=OrderLineType.REFUND,
ordering=index,
base_unit_price_value=-base_amount,
quantity=1,
)
for line_tax in taxes:
refund_line.taxes.create(
tax=line_tax.tax,
name=_("Refund for %s" % line_tax.name),
amount_value=-line_tax.amount,
base_amount_value=-line_tax.base_amount,
ordering=1
)
return refund_line
def test_rules_with_disabled_tax():
"""
Test whether rules match when tax is disabled
"""
tax_class = TaxClass.objects.create(name="test")
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
product.tax_class = tax_class
product.save()
price = product.get_shop_instance(shop).default_price
# create disabled tax
tax = Tax.objects.create(code="any", rate=0.1, name="Tax for any customer", enabled=False)
tax_rule = TaxRule.objects.create(tax=tax)
tax_rule.tax_classes.add(tax_class)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
# 1) check the tax for anonymous
anonymous_context = TaxingContext()
taxed_price = module.get_taxed_price_for(anonymous_context, product, price)
assert len(list(taxed_price.taxes)) == 0
# Clean-up the rules
TaxRule.objects.all().delete()
def test_module(address, expected_taxes):
"""
Test the DefaultTaxModule.
"""
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
price = product.get_shop_instance(shop).default_price
# Put the tax rules into database
for ruledef in shuffled(TAX_RULE_DEFS):
rule = ruledef.get_tax_rule()
rule.tax.save()
rule.tax = rule.tax # refresh the id
rule.save()
rule.tax_classes.add(product.tax_class)
assert TaxRule.objects.count() == len(TAX_RULE_DEFS)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
context = TaxingContext(location=address)
taxed_price = module.get_taxed_price_for(context, product, price)
expected_codes = set(sum([x.split() for x in expected_taxes], []))
assert set(x.tax.code for x in taxed_price.taxes) == expected_codes
expected_tax = Money(TAX_AMOUNTS[expected_taxes], 'USD')
assert taxed_price.taxful.amount == price.amount + expected_tax
# Clean-up the rules
TaxRule.objects.all().delete()
def test_rules_with_disabled_tax():
"""
Test whether rules match when tax is disabled
"""
tax_class = TaxClass.objects.create(name="test")
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
product.tax_class = tax_class
product.save()
price = product.get_shop_instance(shop).default_price
# create disabled tax
tax = Tax.objects.create(code="any", rate=0.1, name="Tax for any customer", enabled=False)
tax_rule = TaxRule.objects.create(tax=tax)
tax_rule.tax_classes.add(tax_class)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
# 1) check the tax for anonymous
anonymous_context = TaxingContext()
taxed_price = module.get_taxed_price_for(anonymous_context, product, price)
assert len(list(taxed_price.taxes)) == 0
# Clean-up the rules
TaxRule.objects.all().delete()
def _refund_amount(self, index, text, amount, tax_proportions):
taxmod = taxing.get_tax_module()
ctx = taxmod.get_context_from_order_source(self)
taxes = (list(
chain.from_iterable(
taxmod.get_taxed_price(ctx, TaxfulPrice(amount * factor),
tax_class).taxes
for (tax_class, factor) in tax_proportions)))
base_amount = amount
if not self.prices_include_tax:
base_amount /= (1 + sum([tax.tax.rate for tax in taxes]))
refund_line = OrderLine.objects.create(
text=text,
order=self,
type=OrderLineType.REFUND,
ordering=index,
base_unit_price_value=-base_amount,
quantity=1,
)
for line_tax in taxes:
refund_line.taxes.create(tax=line_tax.tax,
name=_("Refund for %s" % line_tax.name),
amount_value=-line_tax.amount,
base_amount_value=-line_tax.base_amount,
ordering=1)
return refund_line
def create_refund(self, refund_data, created_by=None, supplier=None):
"""
Create a refund if passed a list of refund line data.
Refund line data is simply a list of dictionaries where
each dictionary contains data for a particular refund line.
Additionally, if the parent line is of `enum` type
`OrderLineType.PRODUCT` and the `restock_products` boolean
flag is set to `True`, the products will be restocked with the
exact amount set in the order supplier's `quantity` field.
:param refund_data: List of dicts containing refund data.
:type refund_data: [dict]
:param created_by: Refund creator's user instance, used for
adjusting supplier stock.
:type created_by: django.contrib.auth.User|None
"""
tax_module = taxing.get_tax_module()
refund_lines = tax_module.create_refund_lines(
self, supplier, created_by, refund_data
)
self.cache_prices()
self.save()
self.update_shipping_status()
self.update_payment_status()
refund_created.send(sender=type(self), order=self, refund_lines=refund_lines)
def test_rules_with_anonymous():
"""
Test the DefaultTaxModule with anonymous customer.
"""
tax_class = TaxClass.objects.create(name="test")
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
product.tax_class = tax_class
product.save()
price = product.get_shop_instance(shop).default_price
# create taxes
# When customer is company, it should pay additional taxes
tax_for_anyone = Tax.objects.create(code="any",
rate=0.1,
name="Tax for any customer")
tax_for_companies = Tax.objects.create(code="companies",
rate=0.3,
name="Additional tax for companies")
# create tax group for companies
companies_tax_group = CustomerTaxGroup.get_default_company_group()
# create the tax rule as follows:
# - 10% for any kind of customer, no matter what
# - 30% only for companies
any_tax_rule = TaxRule.objects.create(tax=tax_for_anyone)
any_tax_rule.tax_classes.add(tax_class)
company_tax_rule = TaxRule.objects.create(tax=tax_for_companies)
company_tax_rule.tax_classes.add(tax_class)
company_tax_rule.customer_tax_groups.add(companies_tax_group)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
# 1) check the tax for anonymous
anonymous_context = TaxingContext()
taxed_price = module.get_taxed_price_for(anonymous_context, product,
price)
expected_anonymous_codes = set(["any"])
assert set(x.tax.code
for x in taxed_price.taxes) == expected_anonymous_codes
# 2) check the tax for comanies
company_context = TaxingContext(customer_tax_group=companies_tax_group)
taxed_price = module.get_taxed_price_for(company_context, product,
price)
expected_companies_codes = set(["any", "companies"])
assert set(x.tax.code
for x in taxed_price.taxes) == expected_companies_codes
# Clean-up the rules
TaxRule.objects.all().delete()
def test_rules_with_anonymous():
"""
Test the DefaultTaxModule with anonymous customer.
"""
tax_class = TaxClass.objects.create(name="test")
# Create a product
shop = get_shop(prices_include_tax=False, currency='USD')
product = create_product('PROD', shop=shop, default_price=1000)
product.tax_class = tax_class
product.save()
price = product.get_shop_instance(shop).default_price
# create taxes
# When customer is company, it should pay additional taxes
tax_for_anyone = Tax.objects.create(code="any", rate=0.1, name="Tax for any customer")
tax_for_companies = Tax.objects.create(code="companies", rate=0.3, name="Additional tax for companies")
# create tax group for companies
companies_tax_group = CustomerTaxGroup.get_default_company_group()
# create the tax rule as follows:
# - 10% for any kind of customer, no matter what
# - 30% only for companies
any_tax_rule = TaxRule.objects.create(tax=tax_for_anyone)
any_tax_rule.tax_classes.add(tax_class)
company_tax_rule = TaxRule.objects.create(tax=tax_for_companies)
company_tax_rule.tax_classes.add(tax_class)
company_tax_rule.customer_tax_groups.add(companies_tax_group)
with override_settings(SHUUP_TAX_MODULE='default_tax'):
module = get_tax_module()
assert isinstance(module, DefaultTaxModule)
# 1) check the tax for anonymous
anonymous_context = TaxingContext()
taxed_price = module.get_taxed_price_for(anonymous_context, product, price)
expected_anonymous_codes = set(["any"])
assert set(x.tax.code for x in taxed_price.taxes) == expected_anonymous_codes
# 2) check the tax for comanies
company_context = TaxingContext(customer_tax_group=companies_tax_group)
taxed_price = module.get_taxed_price_for(company_context, product, price)
expected_companies_codes = set(["any", "companies"])
assert set(x.tax.code for x in taxed_price.taxes) == expected_companies_codes
# Clean-up the rules
TaxRule.objects.all().delete()
def _make_taxed(request, item, priceful, with_taxes):
"""
:type request: django.http.HttpRequest
:type item: shuup.core.taxing.TaxableItem
:type priceful: shuup.core.pricing.Priceful
:rtype: shuup.core.pricing.Priceful|None
"""
try:
tax_amount = getattr(priceful, 'tax_amount', None)
except TypeError: # e.g. shuup.core.order_creator.TaxesNotCalculated
tax_amount = None
if tax_amount is not None:
if with_taxes:
return TaxedPriceInfo(priceful.taxful_price,
priceful.taxful_base_price,
quantity=priceful.quantity,
tax_amount=tax_amount)
else:
return TaxedPriceInfo(priceful.taxless_price,
priceful.taxless_base_price,
quantity=priceful.quantity,
tax_amount=tax_amount)
if not should_calculate_taxes_automatically():
return None
taxmod = get_tax_module()
taxctx = taxmod.get_context_from_request(request)
price = taxmod.get_taxed_price_for(taxctx, item, priceful.price)
base_price = taxmod.get_taxed_price_for(taxctx, item, priceful.base_price)
if with_taxes:
return TaxedPriceInfo(price.taxful,
base_price.taxful,
quantity=priceful.quantity,
tax_amount=price.tax_amount)
else:
return TaxedPriceInfo(price.taxless,
base_price.taxless,
quantity=priceful.quantity,
tax_amount=price.tax_amount)
def _make_taxed(request, item, priceful, with_taxes):
"""
:type request: django.http.HttpRequest
:type item: shuup.core.taxing.TaxableItem
:type priceful: shuup.core.pricing.Priceful
:rtype: shuup.core.pricing.Priceful|None
"""
try:
tax_amount = getattr(priceful, 'tax_amount', None)
except TypeError: # e.g. shuup.core.order_creator.TaxesNotCalculated
tax_amount = None
if tax_amount is not None:
if with_taxes:
return TaxedPriceInfo(
priceful.taxful_price, priceful.taxful_base_price,
quantity=priceful.quantity, tax_amount=tax_amount)
else:
return TaxedPriceInfo(
priceful.taxless_price, priceful.taxless_base_price,
quantity=priceful.quantity, tax_amount=tax_amount)
if not should_calculate_taxes_automatically():
return None
taxmod = get_tax_module()
taxctx = taxmod.get_context_from_request(request)
price = taxmod.get_taxed_price_for(taxctx, item, priceful.price)
base_price = taxmod.get_taxed_price_for(taxctx, item, priceful.base_price)
if with_taxes:
return TaxedPriceInfo(
price.taxful, base_price.taxful,
quantity=priceful.quantity, tax_amount=price.tax_amount)
else:
return TaxedPriceInfo(
price.taxless, base_price.taxless,
quantity=priceful.quantity, tax_amount=price.tax_amount)
def _calculate_taxes(self, lines):
tax_module = taxing.get_tax_module()
tax_module.add_taxes(self, lines)
self._taxes_calculated = True
def _calculate_taxes(self, lines):
tax_module = taxing.get_tax_module()
tax_module.add_taxes(self, lines)
self._taxes_calculated = True
