def test_lazy_asset():
side_effect = []
def lazy():
side_effect.append(True)
return 'spaaam'
asset = app.Asset('foo.js', lazy)
assert asset.source is lazy
assert not side_effect
assert asset.to_string() == 'spaaam'
assert side_effect
while side_effect:
side_effect.pop(0)
assert asset.to_string() == 'spaaam'
assert not side_effect
# Fail
def lazy_wrong():
return None
asset = app.Asset('foo.js', lazy_wrong)
assert asset.source is lazy_wrong
with raises(ValueError):
asset.to_string()
def test_remote_asset():
# Prepare example asset info
# Note: use http instead of https to avoid spurious certificate errors
bootstrap_url = 'http://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css'
jquery_url = 'http://code.jquery.com/jquery-3.1.1.slim.min.js'
with open(test_filename + '.js', 'wb') as f:
f.write('var blablabla=7;'.encode())
# JS from url
asset = app.Asset(jquery_url)
assert asset.remote
assert asset.source == jquery_url
assert 'jQuery v3.1.1' in asset.to_string()
assert 'jQuery v3.1.1' in asset.to_html('{}', 0)
assert 'jQuery v3.1.1' not in asset.to_html('{}', 1)
assert 'jQuery v3.1.1' not in asset.to_html('{}', 2)
assert 'jQuery v3.1.1' not in asset.to_html('{}', 3)
assert 'src=' not in asset.to_html('{}', 0)
assert 'src=' in asset.to_html('{}', 1)
assert 'src=' in asset.to_html('{}', 2)
assert 'src=' in asset.to_html('{}', 3)
assert 'http://' in asset.to_html('{}', 1)
assert 'http://' not in asset.to_html('{}', 2)
assert 'http://' in asset.to_html('{}', 3)
# CSS from url
asset = app.Asset(bootstrap_url)
assert asset.remote
assert asset.source == bootstrap_url
assert 'Bootstrap v3.3.7' in asset.to_string()
assert 'Bootstrap v3.3.7' in asset.to_html('{}', 0)
assert 'Bootstrap v3.3.7' not in asset.to_html('{}', 1)
assert 'Bootstrap v3.3.7' not in asset.to_html('{}', 2)
assert 'Bootstrap v3.3.7' not in asset.to_html('{}', 3)
assert 'href=' not in asset.to_html('{}', 0)
assert 'href=' in asset.to_html('{}', 1)
assert 'href=' in asset.to_html('{}', 2)
assert 'href=' in asset.to_html('{}', 3)
assert 'http://' in asset.to_html('{}', 1)
assert 'http://' not in asset.to_html('{}', 2)
assert 'http://' in asset.to_html('{}', 3)
# JS from file
asset = app.Asset('file://' + test_filename + '.js')
assert asset.remote
assert test_filename in asset.source
assert 'blablabla=7' in asset.to_string()
assert 'blablabla=7' in asset.to_html('{}', 0)
assert 'blablabla=7' not in asset.to_html('{}', 1)
assert 'blablabla=7' not in asset.to_html('{}', 2)
assert 'blablabla=7' not in asset.to_html('{}', 3)
with raises(TypeError):
app.Asset(jquery_url, 'foo=3') # no sources for remote asset
with raises(TypeError):
app.Asset(jquery_url, ['foo=3']) # no sources for remote asset
def test_asset():
# Initialization
asset1 = app.Asset('foo.js', 'foo=3')
assert 'foo.js' in repr(asset1)
assert 'foo.js' == asset1.name
assert asset1.source == 'foo=3'
asset2 = app.Asset('bar.css', 'bar=2')
assert 'bar.css' in repr(asset2)
assert 'bar.css' == asset2.name
assert asset2.source == 'bar=2'
with raises(TypeError):
app.Asset() # :/
with raises(TypeError):
app.Asset('foo.js') # need source
with raises(TypeError):
app.Asset(3, 'bar=2') # name not a str
with raises(ValueError):
app.Asset('foo.png', '') # js and css only
with raises(TypeError):
app.Asset('bar.css', 3) # source not str
with raises(TypeError):
app.Asset('bar.css', ['a']) # source not str
# To html JS
asset = app.Asset('foo.js', 'foo=3;bar=3')
code = asset.to_html('', 0)
assert code.startswith('<script') and code.strip().endswith('</script>')
assert 'foo=3' in code
assert '\n' not in code # because source had no newlines
asset = app.Asset('foo.js', 'foo=3\nbar=3')
code = asset.to_html('', 0)
assert code.startswith('<script') and code.strip().endswith('</script>')
assert '\nfoo=3\nbar=3\n' in code # note the newlines
asset = app.Asset('foo.js', 'foo=3\nbar=3')
code = asset.to_html()
assert code.startswith('<script ') and code.strip().endswith('</script>')
assert 'foo=' not in code
assert '\n' not in code # because its a link
# To html CSS
asset = app.Asset('bar.css', 'foo=3;bar=3')
code = asset.to_html('', 0)
assert code.startswith('<style') and code.strip().endswith('</style>')
assert 'foo=' in code
assert '\n' not in code # because source had no newlines
asset = app.Asset('bar.css', 'foo=3\nbar=3')
code = asset.to_html('', 0)
assert code.startswith('<style') and code.strip().endswith('</style>')
assert '\nfoo=3\nbar=3\n' in code # note the newlines
asset = app.Asset('bar.css', 'foo=3\nbar=3')
code = asset.to_html()
assert code.startswith('<link') and code.strip().endswith('/>')
assert 'foo-' not in code
assert '\n' not in code # becasue its a link
# Test asset via uri
fname = 'file:///home/xx/foobar.css'
with raises(TypeError):
app.Asset('bar.css', fname)
with raises(TypeError):
app.Asset(fname)
def test_bundle():
try:
from flexx import ui
except ImportError:
skip('no flexx.ui')
store = {}
m1 = app.JSModule('flexx.ui.widgets._button', store)
m1.add_variable('Button')
m2 = app.JSModule('flexx.ui.widgets._tree', store)
m2.add_variable('TreeWidget')
m3 = store['flexx.ui._widget'] # because its a dep of the above
# JS bundle
bundle = app.Bundle('flexx.ui.js')
assert 'flexx.ui' in repr(bundle)
bundle.add_module(m1)
bundle.add_module(m2)
bundle.add_module(m3)
# Modules are sorted
assert bundle.modules == (m3, m1, m2)
# Deps are agregated
assert 'flexx.app.js' in bundle.deps
assert 'flexx.app._component2.js' in bundle.deps
assert not any('flexx.ui' in dep for dep in bundle.deps)
# Strings are combined
code = bundle.to_string()
assert '$Widget =' in code
assert '$Button =' in code
assert '$TreeWidget =' in code
# CSS bundle
bundle = app.Bundle('flexx.ui.css')
bundle.add_module(m1)
bundle.add_module(m2)
bundle.add_module(m3)
#
code = bundle.to_string()
assert '.Widget =' not in code
assert '.flx-Widget {' in code
assert '.flx-TreeWidget {' in code
# This works too
bundle = app.Bundle('-foo.js')
bundle.add_module(m1)
# But this does not
bundle = app.Bundle('foo.js')
with raises(ValueError):
bundle.add_module(m1)
# Assets can be bundled too
bundle = app.Bundle('flexx.ui.css')
bundle.add_module(m1)
bundle.add_module(m2)
a1 = app.Asset('foo.css', 'foo-xxx')
a2 = app.Asset('bar.css', 'bar-yyy')
bundle.add_asset(a1)
bundle.add_asset(a2)
assert a1 in bundle.assets
assert a2 in bundle.assets
code = bundle.to_string()
assert 'foo-xxx' in code
assert 'bar-yyy' in code
with raises(TypeError):
bundle.add_asset()
with raises(TypeError):
bundle.add_asset(3)
with raises(TypeError):
bundle.add_asset(bundle) # no bundles
def test_asset():
# Initialization
asset1 = app.Asset('foo.js', 'foo=3')
assert 'foo.js' in repr(asset1)
assert 'foo.js' == asset1.name
assert asset1.source == 'foo=3'
asset2 = app.Asset('bar.css', 'bar=2')
assert 'bar.css' in repr(asset2)
assert 'bar.css' == asset2.name
assert asset2.source == 'bar=2'
with raises(TypeError):
app.Asset() # :/
with raises(TypeError):
app.Asset('foo.js') # need source
with raises(TypeError):
app.Asset(3, 'bar=2') # name not a str
with raises(ValueError):
app.Asset('foo.png', '') # js and css only
with raises(TypeError):
app.Asset('bar.css', 3) # source not str
with raises(TypeError):
app.Asset('bar.css', ['a']) # source not str
# To html JS
asset = app.Asset('foo.js', 'foo=3;bar=3')
code = asset.to_html('', 0)
assert code.startswith('<script') and code.strip().endswith('</script>')
assert 'foo=3' in code
assert '\n' not in code # because source had no newlines
asset = app.Asset('foo.js', 'foo=3\nbar=3')
code = asset.to_html('', 0)
assert code.startswith('<script') and code.strip().endswith('</script>')
assert '\nfoo=3\nbar=3\n' in code # note the newlines
asset = app.Asset('foo.js', 'foo=3\nbar=3')
code = asset.to_html()
assert code.startswith('<script ') and code.strip().endswith('</script>')
assert 'foo=' not in code
assert '\n' not in code # because its a link
# To html CSS
asset = app.Asset('bar.css', 'foo=3;bar=3')
code = asset.to_html('', 0)
assert code.startswith('<style') and code.strip().endswith('</style>')
assert 'foo=' in code
assert '\n' not in code # because source had no newlines
asset = app.Asset('bar.css', 'foo=3\nbar=3')
code = asset.to_html('', 0)
assert code.startswith('<style') and code.strip().endswith('</style>')
assert '\nfoo=3\nbar=3\n' in code # note the newlines
asset = app.Asset('bar.css', 'foo=3\nbar=3')
code = asset.to_html()
assert code.startswith('<link') and code.strip().endswith('/>')
assert 'foo-' not in code
assert '\n' not in code # becasue its a link
# Test asset via uri
with open(test_filename, 'wb') as f:
f.write('var blablabla=7;'.encode())
asset = app.Asset('bar.css', 'file://' + test_filename)
assert 'blablabla=7' in asset.to_string()
asset = app.Asset('bar.css',
'http://code.jquery.com/jquery-3.1.1.slim.min.js')
assert 'jQuery v3.1.1' in asset.to_string()