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return empty list on invalid milestone relationship type
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Sanford Student authored and Sanford Student committed Aug 2, 2016
1 parent 8313a28 commit 2ee86b5
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Showing 3 changed files with 96 additions and 34 deletions.
55 changes: 25 additions & 30 deletions milestones/api.py
View file
Original file line number Diff line number Diff line change
Expand Up @@ -59,16 +59,6 @@ def _validate_milestone_data(milestone):
)


def _validate_milestone_relationship_type(name):
""" Validation helper """
if not validators.milestone_relationship_type_is_valid(name):
exceptions.raise_exception(
"MilestoneRelationshipType",
name,
exceptions.InvalidMilestoneRelationshipTypeException
)


def _validate_user(user):
""" Validation helper """
if not validators.user_is_valid(user):
Expand Down Expand Up @@ -145,7 +135,6 @@ def add_course_milestone(course_key, relationship, milestone):
'relationship': string value (eg: 'requires')
"""
_validate_course_key(course_key)
_validate_milestone_relationship_type(relationship)
_validate_milestone_data(milestone)
data.create_course_milestone(
course_key=course_key,
Expand All @@ -162,9 +151,12 @@ def get_course_milestones(course_key, relationship=None):
"""
_validate_course_key(course_key)

if relationship is not None:
_validate_milestone_relationship_type(relationship)
return data.fetch_courses_milestones(course_keys=[course_key], relationship=relationship)
try:
milestones = data.fetch_courses_milestones(course_keys=[course_key], relationship=relationship)
except exceptions.InvalidMilestoneRelationshipTypeException:
milestones = []

return milestones


def get_course_required_milestones(course_key, user):
Expand Down Expand Up @@ -253,14 +245,16 @@ def get_courses_milestones(course_keys, relationship=None, user=None):
Returns an array of dicts containing milestones
"""
[_validate_course_key(course_key) for course_key in course_keys] # pylint: disable=expression-not-assigned
try:
milestones = data.fetch_courses_milestones(
course_keys=course_keys,
relationship=relationship,
user=user
)
except exceptions.InvalidMilestoneRelationshipTypeException:
milestones = []

if relationship is not None:
_validate_milestone_relationship_type(relationship)

return data.fetch_courses_milestones(
course_keys=course_keys,
relationship=relationship,
user=user)
return milestones


def remove_course_milestone(course_key, milestone):
Expand Down Expand Up @@ -288,7 +282,6 @@ def add_course_content_milestone(course_key, content_key, relationship, mileston
"""
_validate_course_key(course_key)
_validate_content_key(content_key)
_validate_milestone_relationship_type(relationship)
_validate_milestone_data(milestone)
_validate_course_content_milestone_requirements(requirements)
data.create_course_content_milestone(
Expand Down Expand Up @@ -317,15 +310,17 @@ def get_course_content_milestones(course_key=None, content_key=None, relationshi
_validate_course_key(course_key)
if content_key is not None:
_validate_content_key(content_key)
if relationship is not None:
_validate_milestone_relationship_type(relationship)
try:
milestones = data.fetch_course_content_milestones(
course_key=course_key,
content_key=content_key,
relationship=relationship,
user=user
)
except exceptions.InvalidMilestoneRelationshipTypeException:
milestones = []

return data.fetch_course_content_milestones(
course_key=course_key,
content_key=content_key,
relationship=relationship,
user=user
)
return milestones


def remove_course_content_milestone(course_key, content_key, milestone):
Expand Down
73 changes: 70 additions & 3 deletions milestones/tests/test_api.py
View file
Original file line number Diff line number Diff line change
Expand Up @@ -309,7 +309,7 @@ def test_add_course_milestone_bogus_course_key(self):

def test_add_course_milestone_bogus_milestone_relationship_type(self):
""" Unit Test: test_add_course_milestone_bogus_milestone_relationship_type """
with self.assertNumQueries(0):
with self.assertNumQueries(1):
with self.assertRaises(exceptions.InvalidMilestoneRelationshipTypeException):
api.add_course_milestone(self.test_course_key, 'whatever', self.test_milestone)

Expand All @@ -327,6 +327,20 @@ def test_get_course_milestones(self):
)
self.assertEqual(len(requirer_milestones), 1)

def test_get_course_milestones_with_invalid_relationship_type(self):
""" Unit Test: test_get_course_milestones_with_invalid_relationship_type """
api.add_course_milestone(
self.test_course_key,
self.relationship_types['REQUIRES'],
self.test_milestone
)
with self.assertNumQueries(1):
requirer_milestones = api.get_course_milestones(
self.test_course_key,
'INVALID RELATIONSHIP TYPE'
)
self.assertEqual(len(requirer_milestones), 0)

def test_get_course_unfulfilled_milestones(self):
""" Unit Test: test_get_course_unfulfilled_milestones """
namespace = 'test_get_milestones'
Expand Down Expand Up @@ -427,6 +441,37 @@ def test_get_courses_milestones(self):
)
self.assertEqual(len(requirer_milestones), 2)

def test_get_courses_milestones_with_invalid_relationship_type(self):
""" Unit Test: test_get_courses_milestones_with_invalid_relationship_type """
api.add_course_milestone(
self.test_course_key,
self.relationship_types['REQUIRES'],
self.test_milestone
)
api.add_course_milestone(
self.test_prerequisite_course_key,
self.relationship_types['REQUIRES'],
self.test_milestone
)
local_milestone = api.add_milestone({
'display_name': 'Local Milestone',
'name': 'local_milestone',
'namespace': unicode(self.test_course_key),
'description': 'Local Milestone Description'
})
api.add_course_milestone(
self.test_course_key,
self.relationship_types['FULFILLS'],
local_milestone
)

with self.assertNumQueries(1):
requirer_milestones = api.get_courses_milestones(
[self.test_course_key],
'INVALID RELATIONSHIP TYPE'
)
self.assertEqual(len(requirer_milestones), 0)

def test_remove_course_milestone(self):
""" Unit Test: test_remove_course_milestone """
api.add_course_milestone(
Expand Down Expand Up @@ -605,15 +650,15 @@ def test_add_course_content_milestone_bogus_content_key(self):

def test_add_course_content_milestone_bogus_milestone_relationship_type(self):
""" Unit Test: test_add_course_content_milestone_bogus_milestone_relationship_type """
with self.assertNumQueries(0):
with self.assertNumQueries(1):
with self.assertRaises(exceptions.InvalidMilestoneRelationshipTypeException):
api.add_course_content_milestone(
self.test_course_key,
self.test_content_key,
'whatever',
self.test_milestone
)
with self.assertNumQueries(0):
with self.assertNumQueries(1):
with self.assertRaises(exceptions.InvalidMilestoneRelationshipTypeException):
api.add_course_content_milestone(
self.test_course_key,
Expand Down Expand Up @@ -718,6 +763,28 @@ def test_get_course_content_milestones_without_content_key(self):
)
self.assertEqual(len(requirer_milestones), 2)

def test_get_course_content_milestones_with_invalid_relationship(self):
""" Unit Test: test_get_course_content_milestones_with_invalid_relationship """
api.add_course_content_milestone(
self.test_course_key,
self.test_content_key,
self.relationship_types['REQUIRES'],
self.test_milestone
)
api.add_course_content_milestone(
self.test_course_key,
self.test_alternate_content_key,
self.relationship_types['REQUIRES'],
self.test_milestone
)
with self.assertNumQueries(1):
requirer_milestones = api.get_course_content_milestones(
self.test_course_key,
self.test_content_key,
'INVALID RELATIONSHIP TYPE'
)
self.assertEqual(len(requirer_milestones), 0)

def test_remove_course_content_milestone(self):
""" Unit Test: test_remove_course_content_milestone """
api.add_course_content_milestone(
Expand Down
2 changes: 1 addition & 1 deletion setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@

setup(
name='edx-milestones',
version='0.1.9',
version='0.1.10',
description='Significant events module for Open edX',
long_description=open('README.md').read(),
author='edX',
Expand Down

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