def test_listOfTagPatternGenerator(self):
"""
Querying a list which contains a tag for patterns gives back the tag if
the tag has a matching pattern special.
"""
patterns = IQ([tags.div(pattern="foo", bar="baz")]).patternGenerator("foo")
for i in xrange(3):
self.assertEqual(patterns.next().attributes['bar'], "baz")
def _testQuery(self, container, expected):
pattern = IQ(container).onePattern('foo')
# The pattern node has had its pattern special removed - put it back,
# so we can perform a comparison
self.assertEqual(pattern.pattern, None)
pattern.pattern = 'foo'
self.assertEqual(str(pattern), str(expected))
def test_listOfTagPatternGenerator(self):
"""
Querying a list which contains a tag for patterns gives back the tag if
the tag has a matching pattern special.
"""
patterns = IQ([tags.div(pattern="foo",
bar="baz")]).patternGenerator("foo")
for i in xrange(3):
self.assertEqual(patterns.next().attributes['bar'], "baz")
def _testQuery(self, container, expected):
pattern = IQ(container).onePattern('foo')
# The pattern node has had its pattern special removed - put it back,
# so we can perform a comparison
self.assertEqual(pattern.pattern, None)
pattern.pattern = 'foo'
self.assertEqual(str(pattern), str(expected))
def _testTooManyPatterns(self, obj):
"""
Test that the L{IQ} adapter for C{obj} provides a L{onePattern} method
which raises L{stan.TooManyNodes} if passed a pattern name for which
there are multiple pattern nodes.
"""
self.assertRaises(stan.TooManyNodes, IQ(obj).onePattern, 'foo')
def test_onePatternTag(self):
"""
A L{Tag} returned from L{IQ.onePattern} is represented in the flattened
output.
"""
self.assertStringEqual(
self.flatten(IQ(div(pattern="foo")).onePattern("foo")),
"<div></div>")
def startMenu(translator, navigation, tag):
"""
Drop-down menu-style navigation view.
For each primary navigation element available, a copy of the I{tab}
pattern will be loaded from the tag. It will have its I{href} slot
filled with the URL for that navigation item. It will have its I{name}
slot filled with the user-visible name of the navigation element. It
will have its I{kids} slot filled with a list of secondary navigation
for that element.
For each secondary navigation element available beneath each primary
navigation element, a copy of the I{subtabs} pattern will be loaded
from the tag. It will have its I{kids} slot filled with a self-similar
structure.
@type translator: L{IWebTranslator} provider
@type navigation: L{list} of L{Tab}
@rtype: {nevow.stan.Tag}
"""
setTabURLs(navigation, translator)
getp = IQ(tag).onePattern
def fillSlots(tabs):
for tab in tabs:
if tab.children:
kids = getp('subtabs').fillSlots('kids',
fillSlots(tab.children))
else:
kids = ''
yield dictFillSlots(
getp('tab'), dict(href=tab.linkURL, name=tab.name, kids=kids))
return tag.fillSlots('tabs', fillSlots(navigation))
def testContextMissing(self):
self.assertRaises(
stan.NodeNotFound,
IQ(context.WovenContext(tag=notEnough)).patternGenerator, 'foo')
def testContextGenerators(self):
self.verify(
IQ(context.WovenContext(tag=multiple)).patternGenerator('foo'))
def testTagGenerators(self):
self.verify(IQ(multiple).patternGenerator('foo'))
def testXmlMissing(self):
self.assertRaises(stan.NodeNotFound,
IQ(stan.xml('<html>hello</html>')).patternGenerator,
'foo')
def testLoaderGenerators(self):
self.verify(IQ(loaders.stan(multiple)).patternGenerator('foo'))
def testClonableDefault(self):
orig = tags.p["Hello"]
gen = IQ(flat.precompile(notEnough)).patternGenerator('foo', orig)
new = gen.next()
self.assertEquals(new.tagName, 'p')
self.assertNotIdentical(orig, new)
def test_listNotEnough(self):
P = flat.precompile(notEnough)
self.assertRaises(stan.NodeNotFound, IQ(P).onePattern, 'foo')
def test_loaderNotEnough(self):
L = loaders.stan(notEnough)
self.assertRaises(stan.NodeNotFound, IQ(L).onePattern, 'foo')
def test_contextNotEnough(self):
self.assertRaises(stan.NodeNotFound,
IQ(context.WovenContext(tag=notEnough)).onePattern,
'foo')
def test_contextTagQuery(self):
T = simple.clone(deep=False)
T.pattern = "outer"
C = context.WovenContext(tag=T)
new = IQ(C).onePattern('outer')
self.assertEquals(new.tagName, 'html')
def test_tagNotEnough(self):
self.assertRaises(stan.NodeNotFound, IQ(notEnough).onePattern, 'foo')
def test_loaderQuery(self):
L = loaders.stan(simple)
new = IQ(L).onePattern('foo')
self.assertEquals(new.tagName, 'div')
def test_loaderTooMany(self):
L = loaders.stan(tooMany)
self.assertRaises(stan.TooManyNodes, IQ(L).onePattern, 'foo')
def testListGenerators(self):
self.verify(IQ(flat.precompile(multiple)).patternGenerator('foo'))
def test_listTooMany(self):
P = flat.precompile(tooMany)
self.assertRaises(stan.TooManyNodes, IQ(P).onePattern, 'foo')
def testListMissing(self):
self.assertRaises(stan.NodeNotFound,
IQ(flat.precompile(notEnough)).patternGenerator,
'foo')
def testNonClonableDefault(self):
gen = IQ(flat.precompile(notEnough)).patternGenerator('foo', 'bar')
new = gen.next()
self.assertEquals(new, 'bar')
def testTagMissing(self):
self.assertRaises(stan.NodeNotFound,
IQ(loaders.stan(notEnough)).patternGenerator, 'foo')
def test_listQuery(self):
P = flat.precompile(simple)
new = IQ(P).onePattern('foo')
self.assertEquals(new.tagName, 'div')
def testNonClonableDefault(self):
gen = IQ(flat.precompile(notEnough)).patternGenerator('foo', 'bar')
new = gen.next()
self.assertEquals(new, 'bar')
def testLoaderPatterns(self):
self.verify(IQ(loaders.stan(multiple)).allPatterns('foo'))
def testTagPatterns(self):
self.verify(IQ(multiple).allPatterns('foo'))
def applicationNavigation(ctx, translator, navigation):
"""
Horizontal, primary-only navigation view.
For the navigation element currently being viewed, copies of the
I{selected-app-tab} and I{selected-tab-contents} patterns will be
loaded from the tag. For all other navigation elements, copies of the
I{app-tab} and I{tab-contents} patterns will be loaded.
For either case, the former pattern will have its I{name} slot filled
with the name of the navigation element and its I{tab-contents} slot
filled with the latter pattern. The latter pattern will have its
I{href} slot filled with a link to the corresponding navigation
element.
The I{tabs} slot on the tag will be filled with all the
I{selected-app-tab} or I{app-tab} pattern copies.
@type ctx: L{nevow.context.WebContext}
@type translator: L{IWebTranslator} provider
@type navigation: L{list} of L{Tab}
@rtype: {nevow.stan.Tag}
"""
setTabURLs(navigation, translator)
selectedTab = getSelectedTab(navigation, url.URL.fromContext(ctx))
getp = IQ(ctx.tag).onePattern
tabs = []
for tab in navigation:
if tab == selectedTab or selectedTab in tab.children:
p = 'selected-app-tab'
contentp = 'selected-tab-contents'
else:
p = 'app-tab'
contentp = 'tab-contents'
childTabs = []
for subtab in tab.children:
try:
subtabp = getp("subtab")
except NodeNotFound:
continue
childTabs.append(
dictFillSlots(
subtabp, {
'name': subtab.name,
'href': subtab.linkURL,
'tab-contents': getp("subtab-contents")
}))
tabs.append(
dictFillSlots(
getp(p), {
'name': tab.name,
'tab-contents': getp(contentp).fillSlots(
'href', tab.linkURL),
'subtabs': childTabs
}))
ctx.tag.fillSlots('tabs', tabs)
return ctx.tag
def testClonableDefault(self):
orig = tags.p["Hello"]
gen = IQ(flat.precompile(notEnough)).patternGenerator('foo', orig)
new = gen.next()
self.assertEquals(new.tagName, 'p')
self.assertNotIdentical(orig, new)
def testContextPatterns(self):
self.verify(IQ(context.WovenContext(tag=multiple)).allPatterns('foo'))
def testListPatterns(self):
self.verify(IQ(flat.precompile(multiple)).allPatterns('foo'))
def test_contextTagTooMany(self):
tooMany = tags.html(pattern="foo")[tags.div(pattern="foo")]
self.assertRaises(stan.TooManyNodes,
IQ(context.WovenContext(tag=tooMany)).onePattern,
'foo')