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from datetime import datetime
import pytest
from django import forms
import recurrence
from recurrence import Recurrence, Rule
from recurrence.forms import RecurrenceField
def test_clean_normal_value():
field = RecurrenceField()
value = "RRULE:FREQ=WEEKLY;BYDAY=TU"
obj = field.clean(value)
assert len(obj.rrules) == 1
assert obj.rrules[0].to_text() == "weekly, each Tuesday"
def test_clean_invalid_value():
field = RecurrenceField()
value = "RRULE:FREQS=WEEKLY"
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == "bad parameter: FREQS"
def test_strip_dtstart_and_dtend_if_required():
rule = Rule(
recurrence.WEEKLY
)
limits = Recurrence(
dtstart=datetime(2014, 1, 1, 0, 0, 0),
dtend=datetime(2014, 2, 3, 0, 0, 0),
rrules=[rule]
)
value = recurrence.serialize(limits)
field = RecurrenceField()
cleaned_value = field.clean(value)
assert cleaned_value == limits
assert cleaned_value.dtstart == datetime(2014, 1, 1, 0, 0, 0)
assert cleaned_value.dtend == datetime(2014, 2, 3, 0, 0, 0)
field = RecurrenceField(accept_dtstart=False, accept_dtend=False)
cleaned_value = field.clean(value)
assert cleaned_value != limits
assert cleaned_value.dtstart is None
assert cleaned_value.dtend is None
def test_check_max_rrules():
rule = Rule(
recurrence.WEEKLY
)
limits = Recurrence(
rrules=[rule]
)
value = recurrence.serialize(limits)
field = RecurrenceField(max_rrules=0)
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == "Max rules exceeded. The limit is 0"
def test_check_max_exrules():
rule = Rule(
recurrence.WEEKLY
)
limits = Recurrence(
exrules=[rule]
)
value = recurrence.serialize(limits)
field = RecurrenceField(max_exrules=0)
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == ("Max exclusion rules exceeded. "
"The limit is 0")
def test_check_max_rdates():
limits = Recurrence(
rdates=[
datetime(2014, 1, 1, 0, 0, 0),
datetime(2014, 1, 2, 0, 0, 0),
]
)
value = recurrence.serialize(limits)
field = RecurrenceField(max_rdates=2)
field.clean(value)
field = RecurrenceField(max_rdates=1)
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == "Max dates exceeded. The limit is 1"
def test_check_max_exdates():
limits = Recurrence(
exdates=[
datetime(2014, 1, 1, 0, 0, 0),
datetime(2014, 1, 2, 0, 0, 0),
]
)
value = recurrence.serialize(limits)
field = RecurrenceField(max_exdates=2)
field.clean(value)
field = RecurrenceField(max_exdates=1)
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == ("Max exclusion dates exceeded. "
"The limit is 1")
def test_check_allowable_frequencies():
rule = Rule(
recurrence.WEEKLY
)
limits = Recurrence(
rrules=[rule]
)
value = recurrence.serialize(limits)
field = RecurrenceField(frequencies=[
recurrence.WEEKLY
])
field.clean(value)
field = RecurrenceField(frequencies=[
recurrence.YEARLY
])
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == "Invalid frequency."
limits = Recurrence(
exrules=[rule]
)
value = recurrence.serialize(limits)
with pytest.raises(forms.ValidationError) as e:
field.clean(value)
assert e.value.messages[0] == "Invalid frequency."
def test_include_dtstart_from_field():
rule = Rule(
recurrence.WEEKLY,
byday=recurrence.MONDAY
)
limits = Recurrence(
rrules=[rule]
)
value = recurrence.serialize(limits)
model_field = recurrence.fields.RecurrenceField() # Test with include_dtstart=True (default)
rec_obj = model_field.to_python(value)
assert rec_obj == limits
# 2nd of August (dtstart) is expected but only for inc=True
assert rec_obj.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=True, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 2, 0, 0), datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
assert rec_obj.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=False, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
model_field = recurrence.fields.RecurrenceField(include_dtstart=False) # Test with include_dtstart=False
rec_obj = model_field.to_python(value)
assert rec_obj == limits
# 2nd of August (dtstart) is not expected regardless of inc
assert rec_obj.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=True, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
assert rec_obj.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=False, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
def test_include_dtstart_from_object():
rule = Rule(
recurrence.WEEKLY,
byday=recurrence.MONDAY
)
limits = Recurrence( # include_dtstart=True (default)
rrules=[rule]
)
assert limits.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=True, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 2, 0, 0), datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
assert limits.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=False, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
limits = Recurrence( # include_dtstart=False (dtstart is expected to not be included)
include_dtstart=False,
rrules=[rule]
)
assert limits.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=True, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
assert limits.between(datetime(2015, 8, 2), datetime(2015, 8, 11), inc=False, dtstart=datetime(2015, 8, 2)) == [
datetime(2015, 8, 3, 0, 0), datetime(2015, 8, 10, 0, 0)]
def test_none_fieldvalue():
field = RecurrenceField()
value = None
return_obj = field.clean(value)
assert isinstance(return_obj, Recurrence) or return_obj is None
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