488 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			488 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Python
		
	
	
	
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""" tests document generation
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"""
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import py
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from StringIO import StringIO
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from py.__.apigen.rest.genrest import ViewVC, RestGen, PipeWriter, \
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                                            DirWriter, FileWriter, \
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                                            DirectPaste, DirectFS, \
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                                            HTMLDirWriter, SourceView
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from py.__.apigen.tracer.tracer import Tracer
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from py.__.apigen.tracer.docstorage import DocStorage, DocStorageAccessor
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from py.__.apigen.tracer.permastore import PermaDocStorage
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import pickle
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from py.__.apigen.tracer.testing.runtest import cut_pyc
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from py.__.doc.conftest import genlinkchecks
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from py.__.rest.rst import Rest, Paragraph
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from py.__.rest.transform import HTMLHandler
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# XXX: UUuuuuuuuuuuuuuuuuuuuuuuu, dangerous import
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sorted = py.builtin.sorted
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def _nl(s):
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    """normalize newlines (converting to \n)"""
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    s = s.replace('\r\n', '\n')
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    s = s.replace('\r', '\n')
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    return s
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def setup_module(mod):
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    mod.temppath = py.test.ensuretemp('restgen')
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def fun_():
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    pass
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class SomeClass(object):
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    """Some class definition"""
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    def __init__(self, a):
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        self.a = a
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    def method(self, a, b, c):
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        """method docstring"""
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        return a + b + c
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class SomeSubClass(SomeClass):
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    """Some subclass definition"""
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def fun(a, b, c):
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    """Some docstring
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        Let's make it span a couple of lines to be interesting...
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        Note:
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         * rest
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         * should
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         * be
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         * supported
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         * or
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         * ignored...
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    """
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    return "d"
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def test_direct_link():
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    fname = cut_pyc(__file__)
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    title, link = DirectPaste().getlink(fname, 2, "")
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    assert title == '%s:%s' % (fname, 2)
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    assert link == ''
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def test_viewvc_link():
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    vcview = ViewVC("http://codespeak.net/viewvc/")
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    fname = cut_pyc(__file__)
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    title, link = vcview.getlink(fname, 0, "")
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    assert title == '%s:%s' % (fname, 0)
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    assert link == ('http://codespeak.net/viewvc/py/apigen/rest/'
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                        'testing/test_rest.py?view=markup')
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def test_fs_link():
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    title, link = DirectFS().getlink('/foo/bar/baz.py', 100, "func")
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    assert title == '/foo/bar/baz.py:100'
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    assert link == 'file:///foo/bar/baz.py'
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class WriterTest(object):
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    def get_filled_writer(self, writerclass, *args, **kwargs):
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        dw = writerclass(*args, **kwargs)
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        dw.write_section('foo', Rest(Paragraph('foo data')))
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        dw.write_section('bar', Rest(Paragraph('bar data')))
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        return dw
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class TestDirWriter(WriterTest):
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    def test_write_section(self):
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        tempdir = temppath.ensure('dirwriter', dir=True)
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        dw = self.get_filled_writer(DirWriter, tempdir)
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        fpaths = tempdir.listdir('*.txt')
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        assert len(fpaths) == 2
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        assert sorted([f.basename for f in fpaths]) == ['bar.txt', 'foo.txt']
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        assert _nl(tempdir.join('foo.txt').read()) == 'foo data\n'
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        assert _nl(tempdir.join('bar.txt').read()) == 'bar data\n'
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    def test_getlink(self):
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        dw = DirWriter(temppath.join('dirwriter_getlink'))
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        link = dw.getlink('function', 'Foo.bar', 'method_foo_bar')
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        assert link == 'method_foo_bar.html'
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class TestFileWriter(WriterTest):
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    def test_write_section(self):
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        tempfile = temppath.ensure('filewriter', file=True)
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        fw = self.get_filled_writer(FileWriter, tempfile)
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        data = tempfile.read()
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        assert len(data)
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    def test_getlink(self):
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        fw = FileWriter(temppath.join('filewriter_getlink'))
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        link = fw.getlink('function', 'Foo.bar', 'method_foo_bar')
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        assert link == '#function-foo-bar'
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        # only produce the same link target once...
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        link = fw.getlink('function', 'Foo.bar', 'method_foo_bar')
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        assert link is None
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        link = fw.getlink('function', 'Foo.__init__', 'method_foo___init__')
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        assert link == '#function-foo-init'
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class TestPipeWriter(WriterTest):
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    def test_write_section(self):
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        s = StringIO()
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        pw = self.get_filled_writer(PipeWriter, s)
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        data = s.getvalue()
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        assert len(data)
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    def test_getlink(self):
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        pw = PipeWriter(StringIO())
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        link = pw.getlink('function', 'Foo.bar', 'method_foo_bar')
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        assert link == 'method_foo_bar.txt'
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class TestHTMLDirWriter(WriterTest):
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    def test_write_section(self):
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        tempdir = temppath.ensure('htmldirwriter', dir=1)
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        hdw = self.get_filled_writer(HTMLDirWriter, HTMLHandler, HTMLHandler,
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                                     tempdir)
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        assert tempdir.join('foo.html').check(file=1)
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        assert tempdir.join('bar.html').check(file=1)
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        assert tempdir.join('foo.html').read().startswith('<html>')
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class TestRest(object):
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    def get_filled_docstorage(self):
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        descs = {'SomeClass': SomeClass,
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                 'SomeSubClass': SomeSubClass,
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                 'fun':fun}
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        s1 = SomeClass("a")
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        fun(1, 2, s1)
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        s2 = SomeSubClass("b")
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        s2.method(1,2,3)
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        fun(1, 3, s2)
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        t.end_tracing()
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        return DocStorageAccessor(ds)
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    def get_filled_docstorage_modules(self):
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        import somemodule
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        import someothermodule
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        descs = {
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            'somemodule.SomeClass': somemodule.SomeClass,
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            'someothermodule.SomeSubClass': someothermodule.SomeSubClass,
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            'someothermodule.fun': someothermodule.fun,
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        }
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        s1 = somemodule.SomeClass("a")
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        someothermodule.fun(1, 2, s1)
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        s2 = someothermodule.SomeSubClass("b")
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        s2.method(1, 2, 3)
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        someothermodule.fun(1, 3, s2)
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        t.end_tracing()
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        return DocStorageAccessor(ds)
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    def check_rest(self, tempdir):
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        from py.__.misc import rest
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        for path in tempdir.listdir('*.txt'):
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            try:
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                rest.process(path)
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            except ImportError:
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                py.test.skip('skipping rest generation because docutils is '
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                             'not installed (this is a partial skip, the rest '
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                             'of the test was successful)')
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        for path in tempdir.listdir('*.txt'):
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            for item, arg1, arg2, arg3 in genlinkchecks(path):
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                item(arg1, arg2, arg3)
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    def test_generation_simple_api(self):
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        ds = self.get_filled_docstorage()
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        lg = DirectPaste()
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        tempdir = temppath.ensure("simple_api", dir=True)
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        r = RestGen(ds, lg, DirWriter(tempdir))
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        r.write()
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        basenames = [p.basename for p in tempdir.listdir('*.txt')]
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        expected = [
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            'class_SomeClass.txt',
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            'class_SomeSubClass.txt',
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            'function_fun.txt',
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            'index.txt',
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            'method_SomeClass.__init__.txt',
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            'method_SomeClass.method.txt',
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            'method_SomeSubClass.__init__.txt',
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            'method_SomeSubClass.method.txt',
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            'module_Unknown module.txt',
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            'traceback_SomeClass.__init__.0.txt',
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            'traceback_SomeSubClass.__init__.0.txt',
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            'traceback_SomeSubClass.method.0.txt',
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            'traceback_fun.0.txt',
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            'traceback_fun.1.txt',
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        ]
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        print sorted(basenames)
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        assert sorted(basenames) == expected
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        # now we check out...
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        self.check_rest(tempdir)
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        tempdir = temppath.ensure("simple_api_ps", dir=True)
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        if 0:
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            ps = PermaDocStorage(ds)
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            r = RestGen(ps, lg, DirWriter(tempdir))
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            r.write()
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            basenames = [p.basename for p in tempdir.listdir('*.txt')]
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            assert sorted(basenames) == expected
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            self.check_rest(tempdir)
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            pickle.dumps(ps)
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    def test_generation_modules(self):
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        ds = self.get_filled_docstorage_modules()
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        lg = DirectPaste()
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        tempdir = temppath.ensure('module_api', dir=True)
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        r = RestGen(ds, lg, DirWriter(tempdir))
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        r.write()
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        basenames = [p.basename for p in tempdir.listdir('*.txt')]
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        expected = [
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            'class_somemodule.SomeClass.txt',
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            'class_someothermodule.SomeSubClass.txt',
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            'function_someothermodule.fun.txt',
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            'index.txt',
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            'method_somemodule.SomeClass.__init__.txt',
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            'method_somemodule.SomeClass.method.txt',
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            'method_someothermodule.SomeSubClass.__init__.txt',
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            'method_someothermodule.SomeSubClass.method.txt',
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            'module_Unknown module.txt',
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            'module_somemodule.txt',
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            'module_someothermodule.txt',
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            'traceback_somemodule.SomeClass.__init__.0.txt',
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            'traceback_someothermodule.SomeSubClass.__init__.0.txt',
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            'traceback_someothermodule.SomeSubClass.method.0.txt',
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            'traceback_someothermodule.fun.0.txt',
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            'traceback_someothermodule.fun.1.txt',
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        ]
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        print sorted(basenames)
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        assert sorted(basenames) == expected
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    def test_check_internal_links(self):
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        ds = self.get_filled_docstorage()
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        lg = DirectFS()
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        tempdir = temppath.ensure('internal_links', dir=True)
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        r = RestGen(ds, lg, DirWriter(tempdir))
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        r.write()
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        index = tempdir.join('module_Unknown module.txt')
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        assert index.check(file=True)
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        data = _nl(index.read())
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        assert data.find('.. _`fun`: function_fun.html\n') > -1
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        assert data.find('.. _`fun`: #function-fun\n') == -1
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        tempfile = temppath.ensure('internal_links.txt',
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                                  file=True)
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        r = RestGen(ds, lg, FileWriter(tempfile))
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        r.write()
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        data = _nl(tempfile.read())
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        assert data.find('.. _`fun`: #function-fun\n') > -1
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        assert data.find('.. _`fun`: function_fun.html') == -1
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        tempfile = temppath.ensure("internal_links_ps.txt", file=True)
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        if 0:
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            ps = PermaDocStorage(ds)
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            r = RestGen(ps, lg, FileWriter(tempfile))
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            r.write()
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            data = _nl(tempfile.read())
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            assert data.find('.. _`fun`: #function-fun\n') > -1
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            assert data.find('.. _`fun`: function_fun.html') == -1
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            pickle.dumps(ps)
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    def test_check_section_order(self):
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        # we use the previous method's data
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        tempfile = temppath.join('internal_links.txt')
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        if not tempfile.check():
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            py.test.skip('depends on previous test, which failed')
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        data = _nl(tempfile.read())
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        # index should be above the rest
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        assert data.find('classes\\:') > -1
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        assert data.find('classes\\:') < data.find('function\\: fun')
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        assert data.find('classes\\:') < data.find(
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                                                    'class\\: SomeClass')
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        # function definitions should be above class ones
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        assert data.find('function\\: fun') > data.find('class\\: SomeClass')
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        # class method definitions should be below the class defs
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        assert data.find('class\\: SomeClass') < data.find(
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                                            'method\\: SomeClass.method')
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        # __init__ should be above other methods
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        assert data.find('method\\: SomeClass.\\_\\_init\\_\\_') > -1
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        assert data.find('method\\: SomeClass.\\_\\_init\\_\\_') < data.find(
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                                                'method\\: SomeClass.method')
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        # base class info
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        assert py.std.re.search(r'class\\\: SomeSubClass.*'
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                                r'base classes\\\:\n\^+[\n ]+\* `SomeClass`_.*'
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                                r'`SomeSubClass.__init__',
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                                data, py.std.re.S)
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    def test_som_fun(self):
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        descs = {'fun_': fun_}
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        fun_()
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        t.end_tracing()
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        lg = DirectPaste()
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        tempdir = temppath.ensure("some_fun", dir=True)
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        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
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        r.write()
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        self.check_rest(tempdir)
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    def test_function_source(self):
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        def blah():
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            a = 3
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            b = 4
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            return a + b
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        descs = {'blah': blah}
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        blah()
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        t.end_tracing()
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        lg = DirectPaste()
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        tempdir = temppath.ensure("function_source", dir=True)
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        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
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        r.write()
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        assert tempdir.join("function_blah.txt").read().find("a = 3") != -1
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        self.check_rest(tempdir)
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        ps = DocStorageAccessor(ds)
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        r = RestGen(ps, lg, DirWriter(tempdir))
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        r.write()
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        assert tempdir.join("function_blah.txt").read().find("a = 3") != -1
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    def test_function_arguments(self):
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        def blah(a, b, c):
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            return "axx"
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        class C:
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            pass
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        descs = {'blah':blah}
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        blah(3, "x", C())
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        t.end_tracing()
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        lg = DirectPaste()
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        tempdir = temppath.ensure("function_args", dir=True)
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        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
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        r.write()
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        source = tempdir.join("function_blah.txt").read()
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        call_point = source.find("call sites\:")
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        assert call_point != -1
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        assert source.find("a \:\: <Int>") < call_point
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        assert source.find("b \:\: <String>") < call_point
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        assert source.find("c \:\: <Instance of Class C>") < call_point
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        self.check_rest(tempdir)
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    def test_class_typedefs(self):
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        class A(object):
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            def __init__(self, x):
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                pass
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            def a(self):
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                pass
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        class B(A):
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            def __init__(self, y):
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                pass
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        def xxx(x):
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            return x
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        descs = {'A': A, 'B': B, 'xxx':xxx}
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        ds = DocStorage().from_dict(descs)
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        t = Tracer(ds)
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        t.start_tracing()
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        xxx(A(3))
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        xxx(B("f"))
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        t.end_tracing()
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        lg = DirectPaste()
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        tempdir = temppath.ensure("classargs", dir=True)
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        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
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        r.write()
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        source = tempdir.join("function_xxx.txt").read()
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        call_point = source.find("call sites\:")
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        assert call_point != -1
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        print source
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        assert -1 < source.find("x \:\: <Instance of AnyOf( `Class B`_ , "
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                                "`Class A`_ )>") < call_point
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        source = tempdir.join('method_B.a.txt').read()
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						|
        py.test.skip('XXX needs to be fixed, clueless atm though')
 | 
						|
        assert source.find('**origin** \: `A`_') > -1
 | 
						|
        self.check_rest(tempdir)
 | 
						|
 | 
						|
    def test_exc_raising(self):
 | 
						|
        def x():
 | 
						|
            try:
 | 
						|
                1/0
 | 
						|
            except:
 | 
						|
                pass
 | 
						|
        
 | 
						|
        descs = {'x':x}
 | 
						|
        ds = DocStorage().from_dict(descs)
 | 
						|
        t = Tracer(ds)
 | 
						|
        t.start_tracing()
 | 
						|
        x()
 | 
						|
        t.end_tracing()
 | 
						|
        lg = DirectPaste()
 | 
						|
        tempdir = temppath.ensure("exc_raising", dir=True)
 | 
						|
        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
 | 
						|
        r.write()
 | 
						|
        source = tempdir.join('function_x.txt').open().read()
 | 
						|
        assert source.find('ZeroDivisionError') < source.find('call sites\:')
 | 
						|
 | 
						|
 | 
						|
    def test_nonexist_origin(self):
 | 
						|
        class A:
 | 
						|
            def method(self):
 | 
						|
                pass
 | 
						|
        
 | 
						|
        class B(A):
 | 
						|
            pass
 | 
						|
        
 | 
						|
        descs = {'B':B}
 | 
						|
        ds = DocStorage().from_dict(descs)
 | 
						|
        t = Tracer(ds)
 | 
						|
        t.start_tracing()
 | 
						|
        B().method()
 | 
						|
        t.end_tracing()
 | 
						|
        lg = DirectPaste()
 | 
						|
        tempdir = temppath.ensure("nonexit_origin", dir=True)
 | 
						|
        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
 | 
						|
        r.write()
 | 
						|
        self.check_rest(tempdir)
 | 
						|
 | 
						|
    def test_sourceview(self):
 | 
						|
        class A:
 | 
						|
            def method(self):
 | 
						|
                pass
 | 
						|
        
 | 
						|
        descs = {'A':A}
 | 
						|
        ds = DocStorage().from_dict(descs)
 | 
						|
        t = Tracer(ds)
 | 
						|
        t.start_tracing()
 | 
						|
        A().method()
 | 
						|
        t.end_tracing()
 | 
						|
        lg = SourceView('http://localhost:8000')
 | 
						|
        tempdir = temppath.ensure("sourceview", dir=True)
 | 
						|
        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
 | 
						|
        r.write()
 | 
						|
        self.check_rest(tempdir)
 | 
						|
        assert tempdir.join('traceback_A.method.0.txt').open().read().find(
 | 
						|
           '.. _`/py/apigen/rest/testing/test\_rest.py\:A.method`: http://localhost:8000/py/apigen/rest/testing/test_rest.py#A.method') != -1
 | 
						|
 | 
						|
    def test_sourceview_fun(self):
 | 
						|
        def f():
 | 
						|
            pass
 | 
						|
 | 
						|
        descs = {'f':f}
 | 
						|
        ds = DocStorage().from_dict(descs)
 | 
						|
        t = Tracer(ds)
 | 
						|
        t.start_tracing()
 | 
						|
        f()
 | 
						|
        t.end_tracing()
 | 
						|
        tempdir = temppath.ensure("sourceview_fun", dir=True)
 | 
						|
        lg = SourceView('http://localhost:8000')
 | 
						|
        r = RestGen(DocStorageAccessor(ds), lg, DirWriter(tempdir))
 | 
						|
        r.write()
 | 
						|
        self.check_rest(tempdir)
 | 
						|
        assert tempdir.join('function_f.txt').open().read().find(
 | 
						|
            '.. _`/py/apigen/rest/testing/test\_rest.py\:f`: http://localhost:8000/py/apigen/rest/testing/test_rest.py#f') != -1
 |