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| 1 # Copyright (c) 2001-2004 Twisted Matrix Laboratories. | |
| 2 # See LICENSE for details. | |
| 3 | |
| 4 | |
| 5 from twisted.trial import unittest | |
| 6 from twisted.web import server, resource, microdom, domhelpers | |
| 7 from twisted.web import http | |
| 8 from twisted.web.test import test_web | |
| 9 from twisted.internet import reactor, defer, address | |
| 10 | |
| 11 from twisted.web.woven import template, model, view, controller, widgets, input,
page, guard | |
| 12 | |
| 13 outputNum = 0 | |
| 14 | |
| 15 # Reusable test harness | |
| 16 | |
| 17 class WovenTC(unittest.TestCase): | |
| 18 modelFactory = lambda self: None | |
| 19 resourceFactory = None | |
| 20 def setUp(self): | |
| 21 self.m = self.modelFactory() | |
| 22 self.t = self.resourceFactory(self.m) | |
| 23 self.r = test_web.DummyRequest(['']) | |
| 24 self.r.prepath = [''] | |
| 25 self.prerender() | |
| 26 self.t.render(self.r) | |
| 27 | |
| 28 self.channel = "a fake channel" | |
| 29 self.output = ''.join(self.r.written) | |
| 30 assert self.output, "No output was generated by the test." | |
| 31 global outputNum | |
| 32 open("wovenTestOutput%s.html" % (outputNum + 1), 'w').write(self.output) | |
| 33 outputNum += 1 | |
| 34 self.d = microdom.parseString(self.output) | |
| 35 | |
| 36 def prerender(self): | |
| 37 pass | |
| 38 | |
| 39 # Test 1 | |
| 40 # Test that replacing nodes with a string works properly | |
| 41 | |
| 42 | |
| 43 class SimpleTemplate(template.DOMTemplate): | |
| 44 template = """<http> | |
| 45 <head> | |
| 46 <title id="title"><span view="getTitle">Hello</span></title> | |
| 47 </head> | |
| 48 <body> | |
| 49 <h3 id="hello"><span view="getHello">Hi</span></h3> | |
| 50 </body> | |
| 51 </http>""" | |
| 52 | |
| 53 def factory_getTitle(self, request, node): | |
| 54 return "Title" | |
| 55 | |
| 56 def factory_getHello(self, request, node): | |
| 57 return "Hello" | |
| 58 | |
| 59 | |
| 60 class DOMTemplateTest(WovenTC): | |
| 61 resourceFactory = SimpleTemplate | |
| 62 def testSimpleRender(self): | |
| 63 titleNode = self.d.getElementById("title") | |
| 64 helloNode = self.d.getElementById("hello") | |
| 65 | |
| 66 self.assert_(domhelpers.gatherTextNodes(titleNode) == 'Title') | |
| 67 self.assert_(domhelpers.gatherTextNodes(helloNode) == 'Hello') | |
| 68 | |
| 69 | |
| 70 # Test 2 | |
| 71 # Test just like the first, but with Text widgets | |
| 72 | |
| 73 class TemplateWithWidgets(SimpleTemplate): | |
| 74 def wcfactory_getTitle(self, request, node): | |
| 75 return widgets.Text("Title") | |
| 76 | |
| 77 def wcfactory_getHello(self, request, node): | |
| 78 return widgets.Text("Hello") | |
| 79 | |
| 80 | |
| 81 class TWWTest(DOMTemplateTest): | |
| 82 resourceFactory = TemplateWithWidgets | |
| 83 | |
| 84 | |
| 85 # Test 3 | |
| 86 # Test a fancier widget, and controllers handling submitted input | |
| 87 | |
| 88 | |
| 89 class MDemo(model.AttributeModel): | |
| 90 foo = "Hello world" | |
| 91 color = 'blue' | |
| 92 | |
| 93 | |
| 94 class FancyBox(widgets.Widget): | |
| 95 def setUp(self, request, node, data): | |
| 96 self['style'] = 'margin: 1em; padding: 1em; background-color: %s' % data | |
| 97 | |
| 98 | |
| 99 class VDemo(view.View): | |
| 100 template = """<html> | |
| 101 | |
| 102 <div id="box" model="color" view="FancyBox"></div> | |
| 103 | |
| 104 <form action=""> | |
| 105 Type a color and hit submit: | |
| 106 <input type="text" controller="change" model="color" name="color" /> | |
| 107 <input type="submit" /> | |
| 108 </form> | |
| 109 | |
| 110 </html> | |
| 111 """ | |
| 112 def wvfactory_FancyBox(self, request, node, model): | |
| 113 return FancyBox(model) | |
| 114 | |
| 115 def renderFailure(self, failure, request): | |
| 116 return failure | |
| 117 | |
| 118 | |
| 119 class ChangeColor(input.Anything): | |
| 120 def commit(self, request, node, data): | |
| 121 session = request.getSession() | |
| 122 session.color = data | |
| 123 self.model.setData(request, data) | |
| 124 self.model.notify({'request': request}) | |
| 125 | |
| 126 | |
| 127 class CDemo(controller.Controller): | |
| 128 def setUp(self, request): | |
| 129 session = request.getSession() | |
| 130 self.model.color = getattr(session, 'color', self.model.color) | |
| 131 | |
| 132 def wcfactory_change(self, request, node, model): | |
| 133 return ChangeColor(model) | |
| 134 | |
| 135 | |
| 136 view.registerViewForModel(VDemo, MDemo) | |
| 137 controller.registerControllerForModel(CDemo, MDemo) | |
| 138 | |
| 139 | |
| 140 class ControllerTest(WovenTC): | |
| 141 modelFactory = MDemo | |
| 142 resourceFactory = CDemo | |
| 143 | |
| 144 def prerender(self): | |
| 145 self.r.addArg('color', 'red') | |
| 146 | |
| 147 def testControllerOutput(self): | |
| 148 boxNode = self.d.getElementById("box") | |
| 149 assert boxNode, "Test %s failed" % outputNum | |
| 150 style = boxNode.getAttribute("style") | |
| 151 styles = style.split(";") | |
| 152 sDict = {} | |
| 153 for item in styles: | |
| 154 key, value = item.split(":") | |
| 155 key = key.strip() | |
| 156 value = value.strip() | |
| 157 sDict[key] = value | |
| 158 | |
| 159 # print sDict | |
| 160 assert sDict['background-color'] == 'red' | |
| 161 | |
| 162 | |
| 163 # Test 4 | |
| 164 # Test a list, a list widget, and Deferred data handling | |
| 165 | |
| 166 identityList = ['asdf', 'foo', 'fredf', 'bob'] | |
| 167 | |
| 168 class MIdentityList(model.AttributeModel): | |
| 169 def __init__(self): | |
| 170 model.Model.__init__(self) | |
| 171 self.identityList = defer.Deferred() | |
| 172 self.identityList.callback(identityList) | |
| 173 | |
| 174 | |
| 175 class VIdentityList(view.View): | |
| 176 template = """<html> | |
| 177 <ul id="list" view="identityList" model="identityList"> | |
| 178 <li listItemOf="identityList" view="text"> | |
| 179 Stuff. | |
| 180 </li> | |
| 181 </ul> | |
| 182 </html>""" | |
| 183 | |
| 184 def wvfactory_identityList(self, request, node, model): | |
| 185 return widgets.List(model) | |
| 186 | |
| 187 def wvfactory_text(self, request, node, model): | |
| 188 return widgets.Text(model) | |
| 189 | |
| 190 def renderFailure(self, failure, request): | |
| 191 return failure | |
| 192 | |
| 193 | |
| 194 class CIdentityList(controller.Controller): | |
| 195 pass | |
| 196 | |
| 197 | |
| 198 view.registerViewForModel(VIdentityList, MIdentityList) | |
| 199 controller.registerControllerForModel(CIdentityList, MIdentityList) | |
| 200 | |
| 201 | |
| 202 class ListDeferredTest(WovenTC): | |
| 203 modelFactory = MIdentityList | |
| 204 resourceFactory = CIdentityList | |
| 205 | |
| 206 def testOutput(self): | |
| 207 listNode = self.d.getElementById("list") | |
| 208 assert listNode, "Test %s failed; there was no element with the id 'list
' in the output" % outputNum | |
| 209 liNodes = domhelpers.getElementsByTagName(listNode, 'li') | |
| 210 assert len(liNodes) == len(identityList), "Test %s failed; the number of
'li' nodes did not match the list size" % outputNum | |
| 211 | |
| 212 | |
| 213 # Test 5 | |
| 214 # Test nested lists | |
| 215 | |
| 216 class LLModel(model.AttributeModel): | |
| 217 data = [['foo', 'bar', 'baz'], | |
| 218 ['gum', 'shoe'], | |
| 219 ['ggg', 'hhh', 'iii'] | |
| 220 ] | |
| 221 | |
| 222 | |
| 223 class LLView(view.View): | |
| 224 template = """<html> | |
| 225 <ul id="first" view="List" model="data"> | |
| 226 <li pattern="listItem" view="DefaultWidget"> | |
| 227 <ol view="List"> | |
| 228 <li pattern="listItem" view="Text" /> | |
| 229 </ol> | |
| 230 </li> | |
| 231 </ul> | |
| 232 </html>""" | |
| 233 | |
| 234 def wvfactory_List(self, request, node, model): | |
| 235 return widgets.List(model) | |
| 236 | |
| 237 | |
| 238 class NestedListTest(WovenTC): | |
| 239 modelFactory = LLModel | |
| 240 resourceFactory = LLView | |
| 241 | |
| 242 def testOutput(self): | |
| 243 listNode = self.d.getElementById("first") | |
| 244 assert listNode, "Test %s failed" % outputNum | |
| 245 liNodes = filter(lambda x: hasattr(x, 'tagName') and x.tagName == 'li',
listNode.childNodes) | |
| 246 # print len(liNodes), len(self.m.data), liNodes, self.m.data | |
| 247 assert len(liNodes) == len(self.m.data), "Test %s failed" % outputNum | |
| 248 for i in range(len(liNodes)): | |
| 249 sublistNode = domhelpers.getElementsByTagName(liNodes[i], 'ol')[0] | |
| 250 subLiNodes = domhelpers.getElementsByTagName(sublistNode, 'li') | |
| 251 assert len(self.m.data[i]) == len(subLiNodes) | |
| 252 | |
| 253 # Test 6 | |
| 254 # Test notification when a model is a dict or a list | |
| 255 | |
| 256 class MNotifyTest(model.AttributeModel): | |
| 257 def initialize(self, *args, **kwargs): | |
| 258 self.root = {"inventory": [], 'log': ""} | |
| 259 | |
| 260 | |
| 261 class VNotifyTest(view.View): | |
| 262 template = """<html> | |
| 263 <body> | |
| 264 <ol id="theList" model="root/inventory" view="List"> | |
| 265 <li view="someText" pattern="listItem" /> | |
| 266 </ol> | |
| 267 | |
| 268 <form action=""> | |
| 269 <input model="root" view="DefaultWidget" controller="updateInventory
" name="root" /> | |
| 270 <input type="submit" /> | |
| 271 </form> | |
| 272 </body> | |
| 273 </html>""" | |
| 274 | |
| 275 def wvfactory_someText(self, request, node, m): | |
| 276 return widgets.Text(m) | |
| 277 | |
| 278 class InventoryUpdater(input.Anything): | |
| 279 def commit(self, request, node, data): | |
| 280 invmodel = self.model.getSubmodel(request, "inventory") | |
| 281 log = self.model.getSubmodel(request, "log") | |
| 282 inv = invmodel.getData(request) | |
| 283 inv.append(data) # just add a string to the list | |
| 284 log.setData(request, log.getData(request) + ("%s added to servers\n" % d
ata)) | |
| 285 invmodel.setData(request, inv) | |
| 286 invmodel.notify({'request': request}) | |
| 287 | |
| 288 | |
| 289 class CNotifyTest(controller.Controller): | |
| 290 def wcfactory_updateInventory(self, request, node, model): | |
| 291 return InventoryUpdater(model) | |
| 292 | |
| 293 | |
| 294 view.registerViewForModel(VNotifyTest, MNotifyTest) | |
| 295 controller.registerControllerForModel(CNotifyTest, MNotifyTest) | |
| 296 | |
| 297 class NotifyTest(WovenTC): | |
| 298 modelFactory = MNotifyTest | |
| 299 resourceFactory = CNotifyTest | |
| 300 | |
| 301 def prerender(self): | |
| 302 self.r.addArg('root', 'test') | |
| 303 | |
| 304 def testComplexNotification(self): | |
| 305 listNode = self.d.getElementById("theList") | |
| 306 self.assert_(listNode, "Test %s failed" % outputNum) | |
| 307 liNodes = domhelpers.getElementsByTagName(listNode, 'li') | |
| 308 self.assert_(liNodes, | |
| 309 "DOM was not updated by notifying Widgets. Test %s" % outputNum) | |
| 310 text = domhelpers.gatherTextNodes(liNodes[0]) | |
| 311 self.assert_(text.strip() == "test", | |
| 312 "Wrong output: %s. Test %s" % (text, outputNum)) | |
| 313 | |
| 314 view.registerViewForModel(LLView, LLModel) | |
| 315 | |
| 316 #### Test 7 | |
| 317 # Test model path syntax | |
| 318 # model="/" should get you the root object | |
| 319 # model="." should get you the current object | |
| 320 # model=".." should get you the parent model object | |
| 321 | |
| 322 | |
| 323 # xxx sanity check for now; just make sure it doesn't raise anything | |
| 324 | |
| 325 class ModelPathTest(WovenTC): | |
| 326 modelFactory = lambda self: ['hello', ['hi', 'there'], | |
| 327 'hi', ['asdf', ['qwer', 'asdf']]] | |
| 328 resourceFactory = page.Page | |
| 329 | |
| 330 def prerender(self): | |
| 331 self.t.template = """<html> | |
| 332 <div model="0" view="None"> | |
| 333 <div model=".." view="Text" /> | |
| 334 </div> | |
| 335 | |
| 336 <div model="0" view="None"> | |
| 337 <div model="../1/../2/../3" view="Text" /> | |
| 338 </div> | |
| 339 | |
| 340 <div model="0" view="None"> | |
| 341 <div model="../3/1/./1" view="Text" /> | |
| 342 </div> | |
| 343 | |
| 344 <div model="3/1/0" view="None"> | |
| 345 <div model="/" view="Text" /> | |
| 346 </div> | |
| 347 | |
| 348 <div model="3/1/0" view="None"> | |
| 349 <div model="/3" view="Text" /> | |
| 350 </div> | |
| 351 | |
| 352 </html>""" | |
| 353 | |
| 354 #### Test 8 | |
| 355 # Test a large number of widgets | |
| 356 | |
| 357 class HugeTest(WovenTC): | |
| 358 modelFactory = lambda self: ['hello' for x in range(100)] | |
| 359 resourceFactory = page.Page | |
| 360 | |
| 361 def prerender(self): | |
| 362 self.t.template = """<html> | |
| 363 <div model="." view="List"> | |
| 364 <div pattern="listItem" view="Text" /> | |
| 365 </div> | |
| 366 </html>""" | |
| 367 | |
| 368 def testHugeTest(self): | |
| 369 pass | |
| 370 | |
| 371 | |
| 372 class ListOfDeferredsTest(WovenTC): | |
| 373 """Test rendering a model which is a list of Deferreds.""" | |
| 374 | |
| 375 modelFactory = lambda self: [defer.succeed("hello"), defer.succeed("world")] | |
| 376 resourceFactory = page.Page | |
| 377 | |
| 378 def prerender(self): | |
| 379 t = '''<div model="." view="List"> | |
| 380 <b pattern="listItem" view="Text" /> | |
| 381 </div>''' | |
| 382 self.t.template = t | |
| 383 | |
| 384 def testResult(self): | |
| 385 n = self.d.firstChild() | |
| 386 self.assertEquals(len(n.childNodes), 2) | |
| 387 for c in n.childNodes: | |
| 388 self.assertEquals(c.nodeName, "b") | |
| 389 self.assertEquals(n.firstChild().firstChild().toxml().strip(), "hello") | |
| 390 self.assertEquals(n.lastChild().firstChild().toxml().strip(), "world") | |
| 391 | |
| 392 | |
| 393 class FakeHTTPChannel: | |
| 394 # TODO: this should be an interface in twisted.protocols.http... lots of | |
| 395 # things want to fake out HTTP | |
| 396 def __init__(self): | |
| 397 self.transport = self | |
| 398 self.factory = self | |
| 399 self.received_cookies = {} | |
| 400 | |
| 401 # 'factory' attribute needs this | |
| 402 def log(self, req): | |
| 403 pass | |
| 404 | |
| 405 # 'channel' of request needs this | |
| 406 def requestDone(self, req): | |
| 407 self.req = req | |
| 408 | |
| 409 # 'transport' attribute needs this | |
| 410 def getPeer(self): | |
| 411 return address.IPv4Address("TCP", "fake", "fake") | |
| 412 def getHost(self): | |
| 413 return address.IPv4Address("TCP", "fake", 80) | |
| 414 | |
| 415 def write(self, data): | |
| 416 # print data | |
| 417 pass | |
| 418 def writeSequence(self, datas): | |
| 419 for data in datas: | |
| 420 self.write(data) | |
| 421 | |
| 422 # Utility for testing. | |
| 423 | |
| 424 def makeFakeRequest(self, path, **vars): | |
| 425 req = FakeHTTPRequest(self, queued=0) | |
| 426 req.received_cookies.update(self.received_cookies) | |
| 427 req.requestReceived("GET", path, "1.0") | |
| 428 return req | |
| 429 | |
| 430 class FakeHTTPRequest(server.Request): | |
| 431 def __init__(self, *args, **kw): | |
| 432 server.Request.__init__(self, *args, **kw) | |
| 433 self._cookieCache = {} | |
| 434 from cStringIO import StringIO | |
| 435 self.content = StringIO() | |
| 436 self.received_headers['host'] = 'fake.com' | |
| 437 self.written = StringIO() | |
| 438 | |
| 439 def write(self, data): | |
| 440 self.written.write(data) | |
| 441 server.Request.write(self, data) | |
| 442 | |
| 443 def addCookie(self, k, v, *args,**kw): | |
| 444 server.Request.addCookie(self,k,v,*args,**kw) | |
| 445 assert not self._cookieCache.has_key(k), "Should not be setting duplicat
e cookies!" | |
| 446 self._cookieCache[k] = v | |
| 447 self.channel.received_cookies[k] = v | |
| 448 | |
| 449 def processingFailed(self, fail): | |
| 450 raise fail | |
| 451 | |
| 452 class FakeSite(server.Site): | |
| 453 def getResourceFor(self, req): | |
| 454 res = server.Site.getResourceFor(self,req) | |
| 455 self.caughtRes = res | |
| 456 return res | |
| 457 | |
| 458 from twisted.web import static | |
| 459 | |
| 460 class GuardTest(unittest.TestCase): | |
| 461 def testSessionInit(self): | |
| 462 sessWrapped = static.Data("you should never see this", "text/plain") | |
| 463 swChild = static.Data("NO", "text/plain") | |
| 464 sessWrapped.putChild("yyy",swChild) | |
| 465 swrap = guard.SessionWrapper(sessWrapped) | |
| 466 da = static.Data("b","text/plain") | |
| 467 da.putChild("xxx", swrap) | |
| 468 st = FakeSite(da) | |
| 469 chan = FakeHTTPChannel() | |
| 470 chan.site = st | |
| 471 | |
| 472 # first we're going to make sure that the session doesn't get set by | |
| 473 # accident when browsing without first explicitly initializing the | |
| 474 # session | |
| 475 req = FakeHTTPRequest(chan, queued=0) | |
| 476 req.requestReceived("GET", "/xxx/yyy", "1.0") | |
| 477 assert len(req._cookieCache.values()) == 0, req._cookieCache.values() | |
| 478 self.assertEquals(req.getSession(),None) | |
| 479 | |
| 480 # now we're going to make sure that the redirect and cookie are properly
set | |
| 481 req = FakeHTTPRequest(chan, queued=0) | |
| 482 req.requestReceived("GET", "/xxx/"+guard.INIT_SESSION, "1.0") | |
| 483 ccv = req._cookieCache.values() | |
| 484 self.assertEquals(len(ccv),1) | |
| 485 cookie = ccv[0] | |
| 486 # redirect set? | |
| 487 self.failUnless(req.headers.has_key('location')) | |
| 488 # redirect matches cookie? | |
| 489 self.assertEquals(req.headers['location'].split('/')[-1], guard.SESSION_
KEY+cookie) | |
| 490 # URL is correct? | |
| 491 self.assertEquals(req.headers['location'], | |
| 492 'http://fake.com/xxx/'+guard.SESSION_KEY+cookie) | |
| 493 oldreq = req | |
| 494 | |
| 495 # now let's try with a request for the session-cookie URL that has a coo
kie set | |
| 496 url = "/"+(oldreq.headers['location'].split('http://fake.com/',1))[1] | |
| 497 req = chan.makeFakeRequest(url) | |
| 498 self.assertEquals(req.headers['location'].split('?')[0], | |
| 499 'http://fake.com/xxx/') | |
| 500 for sz in swrap.sessions.values(): | |
| 501 sz.expire() | |
| 502 | |
| 503 | |
| 504 | |
| 505 class _TestPage(page.Page): | |
| 506 template = """ | |
| 507 <html><body> | |
| 508 | |
| 509 <div>First: <span model="title" view="Text"/></div> | |
| 510 <div>Second: <span model="title" view="Text"/></div> | |
| 511 <div>Third: <span model="title" view="Text"/></div> | |
| 512 | |
| 513 </body></html> | |
| 514 """ | |
| 515 | |
| 516 def wmfactory_title(self, request): | |
| 517 d = defer.Deferred() | |
| 518 reactor.callLater(0, d.callback, 'The Result') | |
| 519 return d | |
| 520 | |
| 521 class DeferredModelTestCase(unittest.TestCase): | |
| 522 def testDeferredModel(self): | |
| 523 # Test that multiple uses of a deferred model work correctly. | |
| 524 channel = FakeHTTPChannel() | |
| 525 channel.site = FakeSite(_TestPage()) | |
| 526 request = channel.makeFakeRequest('/') | |
| 527 | |
| 528 d = request.notifyFinish() | |
| 529 def check(_): | |
| 530 dom = microdom.parseXMLString(request.written.getvalue()) | |
| 531 spanElems = domhelpers.findNodesNamed(dom, 'span') | |
| 532 for spanElem in spanElems: | |
| 533 self.failUnlessEqual('The Result', spanElem.childNodes[0].data) | |
| 534 | |
| 535 return d.addCallback(check) | |
| 536 | |
| 537 | |
| 538 class MyMacroPage(page.Page): | |
| 539 template = """\ | |
| 540 <html macro='foo'> | |
| 541 <head fill-slot='head'> | |
| 542 <script> | |
| 543 <![CDATA[ | |
| 544 <>'"& | |
| 545 ]]> | |
| 546 </script> | |
| 547 </head> | |
| 548 </html> | |
| 549 """ | |
| 550 def wvfactory_foo(self, request, node, model): | |
| 551 return widgets.ExpandMacro(model, macroFile = 'cdataxtester.html', | |
| 552 macroFileDirectory = '.', | |
| 553 macroName = 'foo' | |
| 554 ) | |
| 555 | |
| 556 class ExpandMacroTestCase(WovenTC): | |
| 557 resourceFactory = MyMacroPage | |
| 558 def setUp(self, *args, **kwargs): | |
| 559 thepage = """\ | |
| 560 <html> | |
| 561 <head slot='head' /> | |
| 562 </html> | |
| 563 """ | |
| 564 file('cdatatester.html', 'wb').write(thepage) | |
| 565 WovenTC.setUp(self, *args, **kwargs) | |
| 566 def testCDATANotQuoted(self): | |
| 567 self.failUnless(self.output.find('<>\'"&')>=0) | |
| 568 | |
| 569 | |
| 570 | |
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