| #!/usr/bin/env python |
| |
| from __future__ import generators |
| |
| import sys, random |
| from unittest import TestCase |
| import StringIO, re, UserDict, urllib2 |
| |
| import ClientCookie |
| |
| import mechanize |
| FACTORY_CLASSES = [mechanize.DefaultFactory] |
| try: |
| import BeautifulSoup |
| except ImportError: |
| import warnings |
| warnings.warn("skipping tests involving BeautifulSoup") |
| else: |
| FACTORY_CLASSES.append(mechanize.RobustFactory) |
| |
| |
| def test_password_manager(self): |
| """ |
| >>> mgr = mechanize.HTTPProxyPasswordMgr() |
| >>> add = mgr.add_password |
| |
| >>> add("Some Realm", "http://example.com/", "joe", "password") |
| >>> add("Some Realm", "http://example.com/ni", "ni", "ni") |
| >>> add("c", "http://example.com/foo", "foo", "ni") |
| >>> add("c", "http://example.com/bar", "bar", "nini") |
| >>> add("b", "http://example.com/", "first", "blah") |
| >>> add("b", "http://example.com/", "second", "spam") |
| >>> add("a", "http://example.com", "1", "a") |
| >>> add("Some Realm", "http://c.example.com:3128", "3", "c") |
| >>> add("Some Realm", "d.example.com", "4", "d") |
| >>> add("Some Realm", "e.example.com:3128", "5", "e") |
| |
| >>> mgr.find_user_password("Some Realm", "example.com") |
| ('joe', 'password') |
| >>> mgr.find_user_password("Some Realm", "http://example.com") |
| ('joe', 'password') |
| >>> mgr.find_user_password("Some Realm", "http://example.com/") |
| ('joe', 'password') |
| >>> mgr.find_user_password("Some Realm", "http://example.com/spam") |
| ('joe', 'password') |
| >>> mgr.find_user_password("Some Realm", "http://example.com/spam/spam") |
| ('joe', 'password') |
| >>> mgr.find_user_password("c", "http://example.com/foo") |
| ('foo', 'ni') |
| >>> mgr.find_user_password("c", "http://example.com/bar") |
| ('bar', 'nini') |
| |
| Currently, we use the highest-level path where more than one match: |
| |
| >>> mgr.find_user_password("Some Realm", "http://example.com/ni") |
| ('joe', 'password') |
| |
| Use latest add_password() in case of conflict: |
| |
| >>> mgr.find_user_password("b", "http://example.com/") |
| ('second', 'spam') |
| |
| No special relationship between a.example.com and example.com: |
| |
| >>> mgr.find_user_password("a", "http://example.com/") |
| ('1', 'a') |
| >>> mgr.find_user_password("a", "http://a.example.com/") |
| (None, None) |
| |
| Ports: |
| |
| >>> mgr.find_user_password("Some Realm", "c.example.com") |
| (None, None) |
| >>> mgr.find_user_password("Some Realm", "c.example.com:3128") |
| ('3', 'c') |
| >>> mgr.find_user_password("Some Realm", "http://c.example.com:3128") |
| ('3', 'c') |
| >>> mgr.find_user_password("Some Realm", "d.example.com") |
| ('4', 'd') |
| >>> mgr.find_user_password("Some Realm", "e.example.com:3128") |
| ('5', 'e') |
| |
| |
| Now features specific to HTTPProxyPasswordMgr. |
| |
| Default realm: |
| |
| >>> mgr.find_user_password("d", "f.example.com") |
| (None, None) |
| >>> add(None, "f.example.com", "6", "f") |
| >>> mgr.find_user_password("d", "f.example.com") |
| ('6', 'f') |
| |
| Default host/port: |
| |
| >>> mgr.find_user_password("e", "g.example.com") |
| (None, None) |
| >>> add("e", None, "7", "g") |
| >>> mgr.find_user_password("e", "g.example.com") |
| ('7', 'g') |
| |
| Default realm and host/port: |
| |
| >>> mgr.find_user_password("f", "h.example.com") |
| (None, None) |
| >>> add(None, None, "8", "h") |
| >>> mgr.find_user_password("f", "h.example.com") |
| ('8', 'h') |
| |
| Default realm beats default host/port: |
| |
| >>> add("d", None, "9", "i") |
| >>> mgr.find_user_password("d", "f.example.com") |
| ('6', 'f') |
| |
| """ |
| pass |
| |
| |
| class CachingGeneratorFunctionTests(TestCase): |
| |
| def _get_simple_cgenf(self, log): |
| from mechanize._html import CachingGeneratorFunction |
| todo = [] |
| for ii in range(2): |
| def work(ii=ii): |
| log.append(ii) |
| return ii |
| todo.append(work) |
| def genf(): |
| for a in todo: |
| yield a() |
| return CachingGeneratorFunction(genf()) |
| |
| def test_cache(self): |
| log = [] |
| cgenf = self._get_simple_cgenf(log) |
| for repeat in range(2): |
| for ii, jj in zip(cgenf(), range(2)): |
| self.assertEqual(ii, jj) |
| self.assertEqual(log, range(2)) # work only done once |
| |
| def test_interleaved(self): |
| log = [] |
| cgenf = self._get_simple_cgenf(log) |
| cgen = cgenf() |
| self.assertEqual(cgen.next(), 0) |
| self.assertEqual(log, [0]) |
| cgen2 = cgenf() |
| self.assertEqual(cgen2.next(), 0) |
| self.assertEqual(log, [0]) |
| self.assertEqual(cgen.next(), 1) |
| self.assertEqual(log, [0, 1]) |
| self.assertEqual(cgen2.next(), 1) |
| self.assertEqual(log, [0, 1]) |
| self.assertRaises(StopIteration, cgen.next) |
| self.assertRaises(StopIteration, cgen2.next) |
| |
| |
| class UnescapeTests(TestCase): |
| |
| def test_unescape_charref(self): |
| from mechanize._html import unescape_charref, get_entitydefs |
| mdash_utf8 = u"\u2014".encode("utf-8") |
| for ref, codepoint, utf8, latin1 in [ |
| ("38", 38, u"&".encode("utf-8"), "&"), |
| ("x2014", 0x2014, mdash_utf8, "—"), |
| ("8212", 8212, mdash_utf8, "—"), |
| ]: |
| self.assertEqual(unescape_charref(ref, None), unichr(codepoint)) |
| self.assertEqual(unescape_charref(ref, 'latin-1'), latin1) |
| self.assertEqual(unescape_charref(ref, 'utf-8'), utf8) |
| |
| def test_get_entitydefs(self): |
| from mechanize._html import get_entitydefs |
| ed = get_entitydefs() |
| for name, codepoint in [ |
| ("amp", ord(u"&")), |
| ("lt", ord(u"<")), |
| ("gt", ord(u">")), |
| ("mdash", 0x2014), |
| ("spades", 0x2660), |
| ]: |
| self.assertEqual(ed[name], codepoint) |
| |
| def test_unescape(self): |
| import htmlentitydefs |
| from mechanize._html import unescape, get_entitydefs |
| data = "& < — — —" |
| mdash_utf8 = u"\u2014".encode("utf-8") |
| ue = unescape(data, get_entitydefs(), "utf-8") |
| self.assertEqual("& < %s %s %s" % ((mdash_utf8,)*3), ue) |
| |
| for text, expect in [ |
| ("&a&", "&a&"), |
| ("a&", "a&"), |
| ]: |
| got = unescape(text, get_entitydefs(), "latin-1") |
| self.assertEqual(got, expect) |
| |
| |
| class MockMethod: |
| def __init__(self, meth_name, action, handle): |
| self.meth_name = meth_name |
| self.handle = handle |
| self.action = action |
| def __call__(self, *args): |
| return apply(self.handle, (self.meth_name, self.action)+args) |
| |
| class MockHeaders(UserDict.UserDict): |
| def getallmatchingheaders(self, name): |
| return ["%s: %s" % (k, v) for k, v in self.data.iteritems()] |
| def getheaders(self, name): |
| return self.data.values() |
| |
| class MockResponse: |
| closeable_response = None |
| def __init__(self, url="http://example.com/", data=None, info=None): |
| self.url = url |
| self.fp = StringIO.StringIO(data) |
| if info is None: info = {} |
| self._info = MockHeaders(info) |
| self.source = "%d%d" % (id(self), random.randint(0, sys.maxint-1)) |
| def info(self): return self._info |
| def geturl(self): return self.url |
| def read(self, size=-1): return self.fp.read(size) |
| def seek(self, whence): |
| assert whence == 0 |
| self.fp.seek(0) |
| def close(self): pass |
| def __getstate__(self): |
| state = self.__dict__ |
| state['source'] = self.source |
| return state |
| def __setstate__(self, state): |
| self.__dict__ = state |
| |
| class MockHandler: |
| processor_order = 500 |
| handler_order = -1 |
| def __init__(self, methods): |
| self._define_methods(methods) |
| def _define_methods(self, methods): |
| for name, action in methods: |
| if name.endswith("_open"): |
| meth = MockMethod(name, action, self.handle) |
| else: |
| meth = MockMethod(name, action, self.process) |
| setattr(self.__class__, name, meth) |
| def handle(self, fn_name, response, *args, **kwds): |
| self.parent.calls.append((self, fn_name, args, kwds)) |
| if response: |
| if isinstance(response, urllib2.HTTPError): |
| raise response |
| r = response |
| r.seek(0) |
| else: |
| r = MockResponse() |
| req = args[0] |
| r.url = req.get_full_url() |
| return r |
| def process(self, fn_name, action, *args, **kwds): |
| self.parent.calls.append((self, fn_name, args, kwds)) |
| if fn_name.endswith("_request"): |
| return args[0] |
| else: |
| return args[1] |
| def close(self): pass |
| def add_parent(self, parent): |
| self.parent = parent |
| self.parent.calls = [] |
| def __cmp__(self, other): |
| if hasattr(other, "handler_order"): |
| return cmp(self.handler_order, other.handler_order) |
| # No handler_order, leave in original order. Yuck. |
| return -1 |
| |
| class TestBrowser(mechanize.Browser): |
| default_features = ["_seek"] |
| default_others = [] |
| default_schemes = [] |
| |
| |
| class BrowserTests(TestCase): |
| def test_referer(self): |
| import ClientCookie |
| b = TestBrowser() |
| url = "http://www.example.com/" |
| r = MockResponse(url, |
| """<html> |
| <head><title>Title</title></head> |
| <body> |
| <form name="form1"> |
| <input type="hidden" name="foo" value="bar"></input> |
| <input type="submit"></input> |
| </form> |
| <a href="http://example.com/foo/bar.html" name="apples"></a> |
| <a href="https://example.com/spam/eggs.html" name="secure"></a> |
| <a href="blah://example.com/" name="pears"></a> |
| </body> |
| </html> |
| """, {"content-type": "text/html"}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| |
| # Referer not added by .open()... |
| req = ClientCookie.Request(url) |
| b.open(req) |
| self.assert_(req.get_header("Referer") is None) |
| # ...even if we're visiting a document |
| b.open(req) |
| self.assert_(req.get_header("Referer") is None) |
| # Referer added by .click_link() and .click() |
| b.select_form("form1") |
| req2 = b.click() |
| self.assertEqual(req2.get_header("Referer"), url) |
| r2 = b.open(req2) |
| req3 = b.click_link(name="apples") |
| self.assertEqual(req3.get_header("Referer"), url+"?foo=bar") |
| # Referer not added when going from https to http URL |
| b.add_handler(MockHandler([("https_open", r)])) |
| r3 = b.open(req3) |
| req4 = b.click_link(name="secure") |
| self.assertEqual(req4.get_header("Referer"), |
| "http://example.com/foo/bar.html") |
| r4 = b.open(req4) |
| req5 = b.click_link(name="apples") |
| self.assert_(not req5.has_header("Referer")) |
| # Referer not added for non-http, non-https requests |
| b.add_handler(MockHandler([("blah_open", r)])) |
| req6 = b.click_link(name="pears") |
| self.assert_(not req6.has_header("Referer")) |
| # Referer not added when going from non-http, non-https URL |
| r4 = b.open(req6) |
| req7 = b.click_link(name="apples") |
| self.assert_(not req7.has_header("Referer")) |
| |
| # XXX Referer added for redirect |
| |
| def test_encoding(self): |
| import mechanize |
| from StringIO import StringIO |
| import urllib, mimetools |
| # always take first encoding, since that's the one from the real HTTP |
| # headers, rather than from HTTP-EQUIV |
| b = mechanize.Browser() |
| for s, ct in [("", mechanize._html.DEFAULT_ENCODING), |
| |
| ("Foo: Bar\r\n\r\n", mechanize._html.DEFAULT_ENCODING), |
| |
| ("Content-Type: text/html; charset=UTF-8\r\n\r\n", |
| "UTF-8"), |
| |
| ("Content-Type: text/html; charset=UTF-8\r\n" |
| "Content-Type: text/html; charset=KOI8-R\r\n\r\n", |
| "UTF-8"), |
| ]: |
| msg = mimetools.Message(StringIO(s)) |
| r = urllib.addinfourl(StringIO(""), msg, "http://www.example.com/") |
| b.set_response(r) |
| self.assertEqual(b.encoding(), ct) |
| |
| def test_history(self): |
| import mechanize |
| |
| def same_response(ra, rb): |
| return ra.source == rb.source |
| |
| b = TestBrowser() |
| b.add_handler(MockHandler([("http_open", None)])) |
| self.assertRaises(mechanize.BrowserStateError, b.back) |
| r1 = b.open("http://example.com/") |
| self.assertRaises(mechanize.BrowserStateError, b.back) |
| r2 = b.open("http://example.com/foo") |
| self.assert_(same_response(b.back(), r1)) |
| r3 = b.open("http://example.com/bar") |
| r4 = b.open("http://example.com/spam") |
| self.assert_(same_response(b.back(), r3)) |
| self.assert_(same_response(b.back(), r1)) |
| self.assertRaises(mechanize.BrowserStateError, b.back) |
| # reloading does a real HTTP fetch rather than using history cache |
| r5 = b.reload() |
| self.assert_(not same_response(r5, r1)) |
| # .geturl() gets fed through to b.response |
| self.assertEquals(b.geturl(), "http://example.com/") |
| # can go back n times |
| r6 = b.open("spam") |
| self.assertEquals(b.geturl(), "http://example.com/spam") |
| r7 = b.open("/spam") |
| self.assert_(same_response(b.response(), r7)) |
| self.assertEquals(b.geturl(), "http://example.com/spam") |
| self.assert_(same_response(b.back(2), r5)) |
| self.assertEquals(b.geturl(), "http://example.com/") |
| self.assertRaises(mechanize.BrowserStateError, b.back, 2) |
| r8 = b.open("/spam") |
| |
| # even if we get a HTTPError, history and .response() should still get updated |
| error = urllib2.HTTPError("http://example.com/bad", 503, "Oops", |
| MockHeaders(), StringIO.StringIO()) |
| b.add_handler(MockHandler([("https_open", error)])) |
| self.assertRaises(urllib2.HTTPError, b.open, "https://example.com/") |
| self.assertEqual(b.response().geturl(), error.geturl()) |
| self.assert_(same_response(b.back(), r8)) |
| |
| b.close() |
| # XXX assert BrowserStateError |
| |
| def test_viewing_html(self): |
| # XXX not testing multiple Content-Type headers |
| import mechanize |
| url = "http://example.com/" |
| |
| for allow_xhtml in False, True: |
| for ct, expect in [ |
| (None, False), |
| ("text/plain", False), |
| ("text/html", True), |
| |
| # don't try to handle XML until we can do it right! |
| ("text/xhtml", allow_xhtml), |
| ("text/xml", allow_xhtml), |
| ("application/xml", allow_xhtml), |
| ("application/xhtml+xml", allow_xhtml), |
| |
| ("text/html; charset=blah", True), |
| (" text/html ; charset=ook ", True), |
| ]: |
| b = TestBrowser(mechanize.DefaultFactory( |
| i_want_broken_xhtml_support=allow_xhtml)) |
| hdrs = {} |
| if ct is not None: |
| hdrs["Content-Type"] = ct |
| b.add_handler(MockHandler([("http_open", |
| MockResponse(url, "", hdrs))])) |
| r = b.open(url) |
| self.assertEqual(b.viewing_html(), expect) |
| |
| for allow_xhtml in False, True: |
| for ext, expect in [ |
| (".htm", True), |
| (".html", True), |
| |
| # don't try to handle XML until we can do it right! |
| (".xhtml", allow_xhtml), |
| |
| (".html?foo=bar&a=b;whelk#kool", True), |
| (".txt", False), |
| (".xml", False), |
| ("", False), |
| ]: |
| b = TestBrowser(mechanize.DefaultFactory( |
| i_want_broken_xhtml_support=allow_xhtml)) |
| url = "http://example.com/foo"+ext |
| b.add_handler(MockHandler( |
| [("http_open", MockResponse(url, "", {}))])) |
| r = b.open(url) |
| self.assertEqual(b.viewing_html(), expect) |
| |
| def test_empty(self): |
| import mechanize |
| url = "http://example.com/" |
| |
| b = TestBrowser() |
| b.add_handler(MockHandler([("http_open", MockResponse(url, "", {}))])) |
| r = b.open(url) |
| self.assert_(not b.viewing_html()) |
| self.assertRaises(mechanize.BrowserStateError, b.links) |
| self.assertRaises(mechanize.BrowserStateError, b.forms) |
| self.assertRaises(mechanize.BrowserStateError, b.title) |
| self.assertRaises(mechanize.BrowserStateError, b.select_form) |
| self.assertRaises(mechanize.BrowserStateError, b.select_form, |
| name="blah") |
| self.assertRaises(mechanize.BrowserStateError, b.find_link, |
| name="blah") |
| |
| b = TestBrowser() |
| r = MockResponse(url, |
| """<html> |
| <head><title>Title</title></head> |
| <body> |
| </body> |
| </html> |
| """, {"content-type": "text/html"}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| r = b.open(url) |
| self.assertEqual(b.title(), "Title") |
| self.assertEqual(len(list(b.links())), 0) |
| self.assertEqual(len(list(b.forms())), 0) |
| self.assertRaises(ValueError, b.select_form) |
| self.assertRaises(mechanize.FormNotFoundError, b.select_form, |
| name="blah") |
| self.assertRaises(mechanize.FormNotFoundError, b.select_form, |
| predicate=lambda x: True) |
| self.assertRaises(mechanize.LinkNotFoundError, b.find_link, |
| name="blah") |
| self.assertRaises(mechanize.LinkNotFoundError, b.find_link, |
| predicate=lambda x: True) |
| |
| def test_forms(self): |
| for factory_class in FACTORY_CLASSES: |
| self._test_forms(factory_class()) |
| def _test_forms(self, factory): |
| import mechanize |
| url = "http://example.com" |
| |
| b = TestBrowser(factory=factory) |
| r = MockResponse(url, |
| """<html> |
| <head><title>Title</title></head> |
| <body> |
| <form name="form1"> |
| <input type="text"></input> |
| <input type="checkbox" name="cheeses" value="cheddar"></input> |
| <input type="checkbox" name="cheeses" value="edam"></input> |
| <input type="submit" name="one"></input> |
| </form> |
| <a href="http://example.com/foo/bar.html" name="apples"> |
| <form name="form2"> |
| <input type="submit" name="two"> |
| </form> |
| </body> |
| </html> |
| """, {"content-type": "text/html"}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| r = b.open(url) |
| |
| forms = list(b.forms()) |
| self.assertEqual(len(forms), 2) |
| for got, expect in zip([f.name for f in forms], [ |
| "form1", "form2"]): |
| self.assertEqual(got, expect) |
| |
| self.assertRaises(mechanize.FormNotFoundError, b.select_form, "foo") |
| |
| # no form is set yet |
| self.assertRaises(AttributeError, getattr, b, "possible_items") |
| b.select_form("form1") |
| # now unknown methods are fed through to selected ClientForm.HTMLForm |
| self.assertEqual( |
| [i.name for i in b.find_control("cheeses").items], |
| ["cheddar", "edam"]) |
| b["cheeses"] = ["cheddar", "edam"] |
| self.assertEqual(b.click_pairs(), [ |
| ("cheeses", "cheddar"), ("cheeses", "edam"), ("one", "")]) |
| |
| b.select_form(nr=1) |
| self.assertEqual(b.name, "form2") |
| self.assertEqual(b.click_pairs(), [("two", "")]) |
| |
| def test_link_encoding(self): |
| for factory_class in FACTORY_CLASSES: |
| self._test_link_encoding(factory_class()) |
| def _test_link_encoding(self, factory): |
| import urllib |
| import mechanize |
| from mechanize._html import clean_url |
| url = "http://example.com/" |
| for encoding in ["UTF-8", "latin-1"]: |
| encoding_decl = "; charset=%s" % encoding |
| b = TestBrowser(factory=factory) |
| r = MockResponse(url, """\ |
| <a href="http://example.com/foo/bar——.html" |
| name="name0——">blah——</a> |
| """, #" |
| {"content-type": "text/html%s" % encoding_decl}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| r = b.open(url) |
| |
| Link = mechanize.Link |
| try: |
| mdashx2 = u"\u2014".encode(encoding)*2 |
| except UnicodeError: |
| mdashx2 = '——' |
| qmdashx2 = clean_url(mdashx2, encoding) |
| # base_url, url, text, tag, attrs |
| exp = Link(url, "http://example.com/foo/bar%s.html" % qmdashx2, |
| "blah"+mdashx2, "a", |
| [("href", "http://example.com/foo/bar%s.html" % mdashx2), |
| ("name", "name0%s" % mdashx2)]) |
| # nr |
| link = b.find_link() |
| ## print |
| ## print exp |
| ## print link |
| self.assertEqual(link, exp) |
| |
| def test_links(self): |
| for factory_class in FACTORY_CLASSES: |
| self._test_links(factory_class()) |
| def _test_links(self, factory): |
| import mechanize |
| url = "http://example.com/" |
| |
| b = TestBrowser(factory=factory) |
| r = MockResponse(url, |
| """<html> |
| <head><title>Title</title></head> |
| <body> |
| <a href="http://example.com/foo/bar.html" name="apples"></a> |
| <a name="pears"></a> |
| <a href="spam" name="pears"></a> |
| <area href="blah" name="foo"></area> |
| <form name="form2"> |
| <input type="submit" name="two"> |
| </form> |
| <frame name="name" href="href" src="src"></frame> |
| <iframe name="name2" href="href" src="src"></iframe> |
| <a name="name3" href="one">yada yada</a> |
| <a name="pears" href="two" weird="stuff">rhubarb</a> |
| <a></a> |
| <iframe src="foo"></iframe> |
| </body> |
| </html> |
| """, {"content-type": "text/html"}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| r = b.open(url) |
| |
| Link = mechanize.Link |
| exp_links = [ |
| # base_url, url, text, tag, attrs |
| Link(url, "http://example.com/foo/bar.html", "", "a", |
| [("href", "http://example.com/foo/bar.html"), |
| ("name", "apples")]), |
| Link(url, "spam", "", "a", [("href", "spam"), ("name", "pears")]), |
| Link(url, "blah", None, "area", |
| [("href", "blah"), ("name", "foo")]), |
| Link(url, "src", None, "frame", |
| [("name", "name"), ("href", "href"), ("src", "src")]), |
| Link(url, "src", None, "iframe", |
| [("name", "name2"), ("href", "href"), ("src", "src")]), |
| Link(url, "one", "yada yada", "a", |
| [("name", "name3"), ("href", "one")]), |
| Link(url, "two", "rhubarb", "a", |
| [("name", "pears"), ("href", "two"), ("weird", "stuff")]), |
| Link(url, "foo", None, "iframe", |
| [("src", "foo")]), |
| ] |
| links = list(b.links()) |
| self.assertEqual(len(links), len(exp_links)) |
| for got, expect in zip(links, exp_links): |
| self.assertEqual(got, expect) |
| # nr |
| l = b.find_link() |
| self.assertEqual(l.url, "http://example.com/foo/bar.html") |
| l = b.find_link(nr=1) |
| self.assertEqual(l.url, "spam") |
| # text |
| l = b.find_link(text="yada yada") |
| self.assertEqual(l.url, "one") |
| self.assertRaises(mechanize.LinkNotFoundError, |
| b.find_link, text="da ya") |
| l = b.find_link(text_regex=re.compile("da ya")) |
| self.assertEqual(l.url, "one") |
| # name |
| l = b.find_link(name="name3") |
| self.assertEqual(l.url, "one") |
| l = b.find_link(name_regex=re.compile("oo")) |
| self.assertEqual(l.url, "blah") |
| # url |
| l = b.find_link(url="spam") |
| self.assertEqual(l.url, "spam") |
| l = b.find_link(url_regex=re.compile("pam")) |
| self.assertEqual(l.url, "spam") |
| # tag |
| l = b.find_link(tag="area") |
| self.assertEqual(l.url, "blah") |
| # predicate |
| l = b.find_link(predicate= |
| lambda l: dict(l.attrs).get("weird") == "stuff") |
| self.assertEqual(l.url, "two") |
| # combinations |
| l = b.find_link(name="pears", nr=1) |
| self.assertEqual(l.text, "rhubarb") |
| l = b.find_link(url="src", nr=0, name="name2") |
| self.assertEqual(l.tag, "iframe") |
| self.assertEqual(l.url, "src") |
| self.assertRaises(mechanize.LinkNotFoundError, b.find_link, |
| url="src", nr=1, name="name2") |
| l = b.find_link(tag="a", predicate= |
| lambda l: dict(l.attrs).get("weird") == "stuff") |
| self.assertEqual(l.url, "two") |
| |
| # .links() |
| self.assertEqual(list(b.links(url="src")), [ |
| Link(url, url="src", text=None, tag="frame", |
| attrs=[("name", "name"), ("href", "href"), ("src", "src")]), |
| Link(url, url="src", text=None, tag="iframe", |
| attrs=[("name", "name2"), ("href", "href"), ("src", "src")]), |
| ]) |
| |
| def test_base_uri(self): |
| import mechanize |
| url = "http://example.com/" |
| |
| for html, urls in [ |
| ( |
| """<base href="http://www.python.org/foo/"> |
| <a href="bar/baz.html"></a> |
| <a href="/bar/baz.html"></a> |
| <a href="http://example.com/bar %2f%2Fblah;/baz@~._-.html"></a> |
| """, |
| [ |
| "http://www.python.org/foo/bar/baz.html", |
| "http://www.python.org/bar/baz.html", |
| "http://example.com/bar%20%2f%2Fblah;/baz@~._-.html", |
| ]), |
| ( |
| """<a href="bar/baz.html"></a> |
| <a href="/bar/baz.html"></a> |
| <a href="http://example.com/bar/baz.html"></a> |
| """, |
| [ |
| "http://example.com/bar/baz.html", |
| "http://example.com/bar/baz.html", |
| "http://example.com/bar/baz.html", |
| ] |
| ), |
| ]: |
| b = TestBrowser() |
| r = MockResponse(url, html, {"content-type": "text/html"}) |
| b.add_handler(MockHandler([("http_open", r)])) |
| r = b.open(url) |
| self.assertEqual([link.absolute_url for link in b.links()], urls) |
| |
| |
| class ResponseTests(TestCase): |
| def test_set_response(self): |
| import copy |
| from ClientCookie import response_seek_wrapper |
| |
| br = TestBrowser() |
| url = "http://example.com/" |
| html = """<html><body><a href="spam">click me</a></body></html>""" |
| headers = {"content-type": "text/html"} |
| r = response_seek_wrapper(MockResponse(url, html, headers)) |
| br.add_handler(MockHandler([("http_open", r)])) |
| |
| r = br.open(url) |
| self.assertEqual(r.read(), html) |
| r.seek(0) |
| self.assertEqual(copy.copy(r).read(), html) |
| self.assertEqual(list(br.links())[0].url, "spam") |
| |
| newhtml = """<html><body><a href="eggs">click me</a></body></html>""" |
| |
| r.set_data(newhtml) |
| self.assertEqual(r.read(), newhtml) |
| self.assertEqual(br.response().read(), html) |
| br.response().set_data(newhtml) |
| self.assertEqual(br.response().read(), html) |
| self.assertEqual(list(br.links())[0].url, "spam") |
| r.seek(0) |
| |
| br.set_response(r) |
| self.assertEqual(br.response().read(), newhtml) |
| self.assertEqual(list(br.links())[0].url, "eggs") |
| |
| |
| class UserAgentTests(TestCase): |
| def test_set_handled_schemes(self): |
| import mechanize |
| class MockHandlerClass(MockHandler): |
| def __call__(self): return self |
| class BlahHandlerClass(MockHandlerClass): pass |
| class BlahProcessorClass(MockHandlerClass): pass |
| BlahHandler = BlahHandlerClass([("blah_open", None)]) |
| BlahProcessor = BlahProcessorClass([("blah_request", None)]) |
| class TestUserAgent(mechanize.UserAgent): |
| default_others = [] |
| default_features = [] |
| handler_classes = mechanize.UserAgent.handler_classes.copy() |
| handler_classes.update( |
| {"blah": BlahHandler, "_blah": BlahProcessor}) |
| ua = TestUserAgent() |
| |
| self.assertEqual(len(ua.handlers), 5) |
| ua.set_handled_schemes(["http", "https"]) |
| self.assertEqual(len(ua.handlers), 2) |
| self.assertRaises(ValueError, |
| ua.set_handled_schemes, ["blah", "non-existent"]) |
| self.assertRaises(ValueError, |
| ua.set_handled_schemes, ["blah", "_blah"]) |
| ua.set_handled_schemes(["blah"]) |
| |
| req = ClientCookie.Request("blah://example.com/") |
| r = ua.open(req) |
| exp_calls = [("blah_open", (req,), {})] |
| assert len(ua.calls) == len(exp_calls) |
| for got, expect in zip(ua.calls, exp_calls): |
| self.assertEqual(expect, got[1:]) |
| |
| ua.calls = [] |
| req = ClientCookie.Request("blah://example.com/") |
| ua._set_handler("_blah", True) |
| r = ua.open(req) |
| exp_calls = [ |
| ("blah_request", (req,), {}), |
| ("blah_open", (req,), {})] |
| assert len(ua.calls) == len(exp_calls) |
| for got, expect in zip(ua.calls, exp_calls): |
| self.assertEqual(expect, got[1:]) |
| ua._set_handler("_blah", True) |
| |
| if __name__ == "__main__": |
| import test |
| import doctest |
| doctest.testmod(test) |
| import unittest |
| unittest.main() |
