def test_exploration_class(self):
"""Test the Exploration class."""
exploration = Exploration(id='The exploration hash id')
# A new exploration should have a default title property.
self.assertEqual(exploration.title, 'New exploration')
# A new exploration should have a default is_public property.
self.assertEqual(exploration.is_public, False)
# An Exploration must have properties 'category' and 'init_state' set.
with self.assertRaises(BadValueError):
exploration.put()
exploration.category = 'The category'
with self.assertRaises(BadValueError):
exploration.put()
# The 'init_state' property must be a valid State.
with self.assertRaises(BadValueError):
exploration.init_state = 'The State'
state = State(id='The state hash id')
state.put()
exploration.init_state = state.key
# The 'states' property must be a list.
with self.assertRaises(BadValueError):
exploration.states = 'A string'
# TODO(emersoj): We should put the initial state in the states list it should not be empty
exploration.states = []
# The 'states property must be a list of State keys.
with self.assertRaises(BadValueError):
exploration.states = ['A string']
with self.assertRaises(BadValueError):
exploration.states = [state]
exploration.states = [state.key]
# The 'parameters' property must be a list of Parameter objects.
with self.assertRaises(BadValueError):
exploration.parameters = 'A string'
exploration.parameters = []
parameter = Parameter(name='theParameter', obj_type='Int')
with self.assertRaises(BadValueError):
exploration.parameters = [parameter.key]
exploration.parameters = [parameter]
# The 'is_public' property must be a boolean.
with self.assertRaises(BadValueError):
exploration.is_public = 'true'
exploration.is_public = True
# The 'image_id' property must be a string.
image = Image(id='The image')
with self.assertRaises(BadValueError):
exploration.image_id = image
with self.assertRaises(BadValueError):
exploration.image_id = image.key
exploration.image_id = 'A string'
# The 'editors' property must be a list of User objects.
with self.assertRaises(BadValueError):
exploration.editors = 'A string'
exploration.editors = []
with self.assertRaises(BadValueError):
exploration.editors = ['A string']
user = User(email='*****@*****.**')
exploration.editors = [user]
# Put and Retrieve the exploration.
exploration.put()
retrieved_exploration = Exploration.get_by_id('The exploration hash id')
self.assertEqual(retrieved_exploration.category, 'The category')
self.assertEqual(retrieved_exploration.init_state, state.key)
self.assertEqual(retrieved_exploration.title, 'New exploration')
self.assertEqual(retrieved_exploration.states, [state.key])
self.assertEqual(retrieved_exploration.parameters, [parameter])
self.assertEqual(retrieved_exploration.is_public, True)
self.assertEqual(retrieved_exploration.image_id, 'A string')
self.assertEqual(retrieved_exploration.editors, [user])
# The Exploration class has a 'create' class method.
exploration2 = Exploration.create(user, 'A title', 'A category', 'A exploration_id')
exploration2.put()
# The Exploration class has a 'get' class method.
retrieved_exploration2 = Exploration.get('A exploration_id')
self.assertEqual(exploration2, retrieved_exploration2)
# An Exploration has a 'delete' method.
exploration2.delete()
with self.assertRaises(Exception):
retrieved_exploration2 = Exploration.get('A exploration_id')
# The get() should fail silently when strict == False.
retrieved_exploration2 = Exploration.get(
'A exploration_id', strict=False)
self.assertIsNone(retrieved_exploration2)
# An Exploration has a 'is_demo_exploration' method.
demo = Exploration(id='0')
self.assertEqual(demo.is_demo_exploration(), True)
notdemo1 = Exploration(id='a')
self.assertEqual(notdemo1.is_demo_exploration(), False)
notdemo2 = Exploration(id='abcd')
self.assertEqual(notdemo2.is_demo_exploration(), False)
# Ad Exploration has a 'as_yaml' method.
exploration3 = Exploration.create(user, 'A title', 'A category', 'A different exploration_id')
self.assertEqual(exploration3.as_yaml(), """Activity 1:
content: []
param_changes: []
widget:
handlers:
- name: submit
rules:
- dest: Activity 1
feedback: []
inputs: {}
name: Default
param_changes: []
params: {}
sticky: false
widget_id: Continue
""")
