Python flat.flatten函数代码示例

 def test_normal(self):
     """No quoting at all happens when we are in a JavascriptContext
     which is not in a single quoted string or a double quoted string.
     """
     ctx = makeCtx()
     self.assertEquals(flat.flatten("foo", ctx), "'foo'")
     self.assertEquals(flat.flatten(livepage.js("1 < 2 & 3"), ctx), "1 < 2 & 3")

 def testXML(self):
     t = '<a xmlns:n="http://nevow.com/ns/nevow/0.1" href="#"><n:attr name="href">href</n:attr>label</a>'
     result = flat.flatten(loaders.xmlstr(t).load())
     self.assertEqual(result, '<a href="href">label</a>')
     t = '<a xmlns:n="http://nevow.com/ns/nevow/0.1" href="#"><n:attr name="href"><n:slot name="href"/></n:attr>label</a>'
     ctx = context.WovenContext()
     ctx.fillSlots('href', 'href')
     result = flat.flatten(flat.precompile(loaders.xmlstr(t).load()), ctx)
     self.assertEqual(result, '<a href="href">label</a>')

 def testHTML(self):
     t = '<a href="#"><nevow:attr name="href">href</nevow:attr>label</a>'
     doc = flat.flatten(loaders.htmlstr(t).load())
     self.assertEqual(doc, '<a href="href">label</a>')
     t = '<a href="#"><nevow:attr name="href"><nevow:slot name="href"/></nevow:attr>label</a>'
     ctx = context.WovenContext()
     ctx.fillSlots('href', 'href')
     precompiled = flat.precompile(loaders.htmlstr(t).load())
     result = flat.flatten(precompiled, ctx)
     self.assertEqual(result, '<a href="href">label</a>')

 def test_title(self):
     """
     The I{title} renderer should add the wrapped fragment's title
     attribute, if any, or the default "Divmod".
     """
     page = self.createPage(self.username)
     titleTag = title()
     tag = page.render_title(context.WebContext(tag=titleTag), None)
     self.assertIdentical(tag, titleTag)
     flattened = flatten(tag)
     self.assertSubstring(flatten(getattr(page.fragment, "title", "Divmod")), flattened)

 def test_inAttribute(self):
     """When inside an attribute, we must make sure to quote
     double quotes.
     """
     ctx = makeCtx(inAttribute=True)
     self.assertEquals(flat.flatten('foo', ctx), "'foo'")
     self.assertEquals(
         flat.flatten(livepage.js.foo('hello"world'), ctx),
         "foo('hello"world')")
     self.assertEquals(
         flat.flatten(livepage.js.foo("1 < 2 & 3"), ctx),
         "foo('1 &lt; 2 &amp; 3')")

    def test_urlintagwithmultipleamps(self):
        """
        Test the serialization of an URL with an ampersand in it as an
        attribute value.

        The ampersand must be quoted for the attribute to be valid.
        """
        tag = tags.invisible[tags.a(href=url.URL.fromString('http://localhost/').add('foo', 'bar').add('baz', 'spam'))]
        self.assertEquals(flatten(tag), '<a href="http://localhost/?foo=bar&amp;baz=spam"></a>')

        tag = tags.invisible[loaders.xmlstr('<a xmlns:n="http://nevow.com/ns/nevow/0.1" href="#"><n:attr name="href"><n:slot name="href"/></n:attr></a>')]
        tag.fillSlots('href', url.URL.fromString('http://localhost/').add('foo', 'bar').add('baz', 'spam'))
        self.assertEquals(flatten(tag), '<a href="http://localhost/?foo=bar&amp;baz=spam"></a>')

    def getEditGrabberForm(self, targetID):
        if self.wt is None:
            self.wt = self.original.privateApplication

        grabber = self.wt.fromWebID(targetID)

        f = liveform.LiveForm(
                lambda **kwargs: self.editGrabber(grabber, **kwargs),
                (liveform.Parameter('password1',
                                    liveform.PASSWORD_INPUT,
                                    unicode,
                                    u'New Password'),
                liveform.Parameter('password2',
                                   liveform.PASSWORD_INPUT,
                                   unicode,
                                   u'Repeat Password'),
                liveform.Parameter('ssl',
                                   liveform.CHECKBOX_INPUT,
                                   bool,
                                   'Use SSL',
                                   default=grabber.ssl)),
                description='Edit Grabber')

        grabber.grab()
        f.setFragmentParent(self)
        return unicode(flatten(f), 'utf-8')

 def test_transportRoot(self):
     """
     The transport root should always point at the '/live' transport root
     provided to avoid database interaction while invoking the transport.
     """
     livePage = self.makeLivePage()
     self.assertEquals(flatten(livePage.transportRoot), 'http://localhost/live')

 def flattened(spam):
     # Join the bits to make a complete URL.
     u = ''.join(bits)
     # It might also be relative so resolve it against the current URL
     # and flatten it again.
     u = flat.flatten(URL.fromContext(ctx).click(u), ctx)
     return redirectTo(u, inevow.IRequest(ctx))

 def formatHeader(self, columns: [str]) -> bytes:
     self.columns = columns
     tr = tags.tr()[
         [tags.th()[i] for i in self.columns]
     ]
     self.header.children.append(tr)
     return flat.flatten(tr)

 def test_dontQuoteJS(self):
     """We must not put js objects in single quotes, even if they
     are inside another js.__call__
     """
     self.assertEquals(
         flat.flatten(livepage.js.foo(livepage.js.bar()), makeCtx()),
         "foo(bar())")

    def handleWsFailure(self,failureInst,handler,callbackURI):
        """
        called in case of failure condition.
        """
        failureInst.trap(error.Error)

        # handle the various status codes
        scode = int(failureInst.value.status)

        #print 'failureInst.value is',failureInst.value,failureInst.value.status,type(failureInst.value.status)
        if scode == 503:

            # mark the state as retry
            for req in handler.requests: self.recentTxns[req['id']].setretry()
            
            # try again - service is temporarily unavailable.
            d = defer.Deferred()
            donecb = d.addCallback(self.proxyHandler.doRemoteRequest,handler,callbackURI)
            donecb.addCallback(self.clearTxn,handler)
            donecb.addErrback(self.handleWsFailure,handler,callbackURI)            
            reactor.callLater(2,d.callback,None)        
        else:
            # return the error code back
            resp = ProxyResponse([{'id':req['id'],'status':scode} for req in handler.requests],[])
            fireCallbackURI(callbackURI,flat.flatten(resp.generateResponse()))

        # trap all the errors here.
        return None

    def test_blogsRenderer(self):
        """
        Test that L{hyperbola_view.BlogListFragment.blogs} renders a list of blogs.
        """
        site = self.siteStore.findUnique(SiteConfiguration)
        site.hostname = u'blogs.renderer'
        blog1 = self._shareAndGetProxy(self._makeBlurb(FLAVOR.BLOG))
        blog2 = self._shareAndGetProxy(self._makeBlurb(FLAVOR.BLOG))
        blf = hyperbola_view.BlogListFragment(
            athena.LivePage(), self.publicPresence)
        blf.docFactory = loaders.stan(
            tags.div(pattern='blog')[
                tags.span[tags.slot('title')],
                tags.span[tags.slot('link')],
                tags.span[tags.slot('post-url')]])
        tag = tags.invisible
        markup = flat.flatten(tags.div[blf.blogs(None, tag)])
        doc = minidom.parseString(markup)
        blogNodes = doc.firstChild.getElementsByTagName('div')
        self.assertEqual(len(blogNodes), 2)

        for (blogNode, blog) in zip(blogNodes, (blog1, blog2)):
            (title, blogURL, postURL) = blogNode.getElementsByTagName('span')
            blogURL = blogURL.firstChild.nodeValue
            expectedBlogURL = str(websharing.linkTo(blog))
            self.assertEqual(blogURL, expectedBlogURL)
            postURL = postURL.firstChild.nodeValue
            self.assertEqual(
                postURL, 'https://blogs.renderer' + expectedBlogURL + '/post')

def xmlCountResults(count):
    """a made-up format for count query results"""
    return '<?xml version="1.0"?>\n' + flat.flatten(
        Tag("sparql")(xmlns=RESULTS_NS, **{'xmlns:ext':EXTENDED_NS})[
          Tag("results")[
            Tag("ext:count")[count],
        ]])

    def visit_cmsimage_node(self, node):
        maxwidth=node.attributes['maxwidth']
        maxheight=node.attributes['maxheight']
            
        if maxwidth is None or maxheight is None:
            tag = T.img(src=self.systemURL.child('assets').child( node.attributes['id'] ))
        else:
            tag = T.img(src=self.systemURL.child('assets').child( node.attributes['id'] ).add('size','%sx%s'%(maxwidth,maxheight)))
        
        if node.attributes['alt']:
            tag = tag(alt=node.attributes['alt'])
        if node.attributes['title']:
            tag = tag(title=node.attributes['title'])
        if node.attributes['cssclass']:
            tag = tag(class_=node.attributes['cssclass'])
        if node.attributes['href']:
            tag = T.a(href=node.attributes['href'])[ tag ]
            
        if node.attributes['caption']:
            tag = T.div(class_='cmsimage')[tag,T.p[node.attributes['caption']]]
        else:
            tag = T.div(class_='cmsimage')[tag]
        html = flat.flatten(tag)

        self.body.append(html)