def test_no_need_to_fill_in_not_required():
lib = Library('lib', '')
slot = Slot(lib, '.js', required=False)
a = Resource(lib, 'a.js', depends=[slot])
needed = init_needed(resources=[a])
# slot wasn't required and not filled in, so filled slot doesn't show up
assert needed.resources() == set([a])
def test_slot_with_default_uses_default_if_nothing_given_in_need():
lib = Library('lib', '')
default_resource_for_slot = Resource(lib, 'b.js')
slot = Slot(lib, '.js', default=default_resource_for_slot)
a = Resource(lib, 'a.js', depends=[slot])
needed = init_needed(resources=[a])
relpaths = [r.relpath for r in sort_resources(needed.resources())]
assert relpaths == ['b.js', 'a.js']
def test_slot_minified():
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', minified='b-min.js')
needed = init_needed()
needed.need(a, {slot: b})
incl = Inclusion(needed, mode=MINIFIED)
assert [r.relpath for r in incl.resources] == ['b-min.js', 'a.js']
def test_slot_depends_subset():
lib = Library('lib', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', depends=[])
needed = init_needed()
needed.need(a, {slot: b})
assert [r.relpath for r in sort_resources(needed.resources())] == \
['c.js', 'b.js', 'a.js']
def test_dont_fill_required_slot():
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js')
needed = init_needed()
needed.need(a)
with pytest.raises(SlotError):
needed.resources()
def test_default_can_be_overridden():
lib = Library('lib', '')
default_resource_for_slot = Resource(lib, 'b.js')
slot = Slot(lib, '.js', default=default_resource_for_slot)
a = Resource(lib, 'a.js', depends=[slot])
custom_resource_for_slot = Resource(lib, 'c.js')
needed = init_needed()
needed.need(a, {slot: custom_resource_for_slot})
relpaths = [r.relpath for r in sort_resources(needed.resources())]
assert relpaths == ['c.js', 'a.js']
def test_compile_with_slots(compilers):
compilers.add_compiler(MockCompiler())
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', compiler='mock')
b = Resource(lib, 'b.js', depends=[slot])
needed = init_needed()
needed.need(b, {slot: a})
incl = Inclusion(needed, compile=True)
assert len(compilers.compiler('mock').calls) == 1
def test_slot_minified():
needed = NeededResources(minified=True)
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', minified='b-min.js')
needed.need(a, {slot: b})
assert needed.render() == '''\
def test_fill_slot_wrong_extension():
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.css')
needed = init_needed()
needed.need(a, {slot: b})
with pytest.raises(SlotError):
needed.resources()
def test_render_filled_slots():
needed = NeededResources()
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js')
needed.need(a, {slot: b})
assert needed.render() == '''\
def test_slot_depends_subset():
needed = NeededResources()
lib = Library('lib', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', depends=[])
needed.need(a, {slot: b})
assert needed.render() == '''\
def test_render_filled_slots():
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js')
needed = init_needed()
needed.need(a, {slot: b})
assert [r.relpath for r in sort_resources(needed.resources())] == \
['b.js', 'a.js']
def test_resource_need_should_pass_slots_to_needed():
import fanstatic
lib = Library('lib', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', depends=[c])
needed = fanstatic.init_needed()
try:
a.need({slot: c})
finally:
fanstatic.del_needed()
assert slot in needed._slots
def test_slot_depends_incorrect():
lib = Library('lib', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
d = Resource(lib, 'd.js')
b = Resource(lib, 'b.js', depends=[d])
needed = init_needed()
needed.need(a, {slot: b})
with pytest.raises(SlotError):
needed.resources()
def test_fill_slot_wrong_dependencies():
needed = NeededResources()
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
c = Resource(lib, 'c.js')
b = Resource(lib, 'b.js', depends=[c])
needed.need(a, {slot: b})
with pytest.raises(SlotError):
resources = needed.resources()
def test_rollup_with_slot():
from fanstatic import Slot
lib = Library('lib', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', depends=[c])
needed = init_needed()
needed.need(a, {slot: b})
incl = Inclusion(needed, rollup=True)
assert len(incl.resources) == 3
assert a in incl.resources
assert c in incl.resources
def test_fill_slot():
lib = Library('lib', '')
slot = Slot(lib, '.js')
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js')
needed = init_needed()
needed.need(a, {slot: b})
resources = sort_resources(needed.resources())
assert len(resources) == 2
# verify filled slot is correctly
assert resources[0].library is b.library
assert resources[0].relpath is b.relpath
def test_inject_filled_slot():
lib = Library('foo', '')
c = Resource(lib, 'c.js')
slot = Slot(lib, '.js', depends=[c])
a = Resource(lib, 'a.js', depends=[slot])
b = Resource(lib, 'b.js', depends=[c])
def app(environ, start_response):
start_response('200 OK', [('Content-Type', 'text/html')])
needed = get_needed()
needed.need(a, {slot: b})
needed.set_base_url('http://testapp')
return [b'<html><head></head><body></body></html>']
wrapped_app = Injector(app)
request = webob.Request.blank('/')
response = request.get_response(wrapped_app)
assert response.body == b'''\
def test_slot_with_default_can_not_set_required_explicitly():
lib = Library('lib', '')
a = Resource(lib, 'a.js')
with pytest.raises(ValueError):
slot = Slot(lib, '.js', default=a, required=True)