rparse.py -> language.py

This commit is contained in:
Aldo Cortesi 2012-10-05 10:30:32 +13:00
parent d3e1f8a014
commit f5d5cc4988
7 changed files with 128 additions and 128 deletions

View File

@ -1,6 +1,6 @@
import logging, pprint, cStringIO
from flask import Flask, jsonify, render_template, request, abort, make_response
import version, rparse, utils
import version, language, utils
logging.basicConfig(level="DEBUG")
app = Flask(__name__)
@ -116,14 +116,14 @@ def _preview(is_request):
try:
if is_request:
r = rparse.parse_request(app.config["pathod"].request_settings, spec)
r = language.parse_request(app.config["pathod"].request_settings, spec)
else:
r = rparse.parse_response(app.config["pathod"].request_settings, spec)
except rparse.ParseException, v:
r = language.parse_response(app.config["pathod"].request_settings, spec)
except language.ParseException, v:
args["syntaxerror"] = str(v)
args["marked"] = v.marked()
return render(template, False, **args)
except rparse.FileAccessDenied:
except language.FileAccessDenied:
args["error"] = "File access is disabled."
return render(template, False, **args)

View File

@ -1,7 +1,7 @@
import sys, os
from netlib import tcp, http
import netlib.utils
import rparse, utils
import language, utils
class PathocError(Exception): pass
@ -18,10 +18,10 @@ class Pathoc(tcp.TCPClient):
"""
Return an (httpversion, code, msg, headers, content) tuple.
May raise rparse.ParseException, netlib.http.HttpError or
rparse.FileAccessDenied.
May raise language.ParseException, netlib.http.HttpError or
language.FileAccessDenied.
"""
r = rparse.parse_request(self.settings, spec)
r = language.parse_request(self.settings, spec)
ret = r.serve(self.wfile, None, self.host)
self.wfile.flush()
return http.read_response(self.rfile, r.method, None)
@ -53,23 +53,23 @@ class Pathoc(tcp.TCPClient):
Returns True if we have a non-ignored response.
"""
try:
r = rparse.parse_request(self.settings, spec)
except rparse.ParseException, v:
r = language.parse_request(self.settings, spec)
except language.ParseException, v:
print >> fp, "Error parsing request spec: %s"%v.msg
print >> fp, v.marked()
return
except rparse.FileAccessDenied, v:
except language.FileAccessDenied, v:
print >> fp, "File access error: %s"%v
return
resp, req = None, None
if showreq:
self.wfile.start_log()
if showresp:
self.rfile.start_log()
try:
req = r.serve(self.wfile, None, self.host)
self.wfile.flush()
if showresp:
self.rfile.start_log()
resp = http.read_response(self.rfile, r.method, None)
except http.HttpError, v:
print >> fp, "<< HTTP Error:", v.msg

View File

@ -1,7 +1,7 @@
import urllib, threading, re, logging, socket, sys
from netlib import tcp, http, odict, wsgi
import netlib.utils
import version, app, rparse
import version, app, language
logger = logging.getLogger('pathod')
@ -30,7 +30,7 @@ class PathodHandler(tcp.BaseHandler):
def handle_request(self):
"""
Returns a (again, log) tuple.
Returns a (again, log) tuple.
again: True if request handling should continue.
log: A dictionary, or None
@ -76,26 +76,26 @@ class PathodHandler(tcp.BaseHandler):
for i in self.server.anchors:
if i[0].match(path):
self.info("crafting anchor: %s"%path)
aresp = rparse.parse_response(self.server.request_settings, i[1])
aresp = language.parse_response(self.server.request_settings, i[1])
return self.serve_crafted(aresp, request_log)
if not self.server.nocraft and path.startswith(self.server.craftanchor):
spec = urllib.unquote(path)[len(self.server.craftanchor):]
self.info("crafting spec: %s"%spec)
try:
crafted = rparse.parse_response(self.server.request_settings, spec)
except rparse.ParseException, v:
crafted = language.parse_response(self.server.request_settings, spec)
except language.ParseException, v:
self.info("Parse error: %s"%v.msg)
crafted = rparse.PathodErrorResponse(
crafted = language.PathodErrorResponse(
"Parse Error",
"Error parsing response spec: %s\n"%v.msg + v.marked()
)
except rparse.FileAccessDenied:
except language.FileAccessDenied:
self.info("File access denied")
crafted = rparse.PathodErrorResponse("Access Denied")
crafted = language.PathodErrorResponse("Access Denied")
return self.serve_crafted(crafted, request_log)
elif self.server.noweb:
crafted = rparse.PathodErrorResponse("Access Denied")
crafted = language.PathodErrorResponse("Access Denied")
crafted.serve(self.wfile, self.server.check_policy)
return False, dict(type = "error", msg="Access denied: web interface disabled")
else:
@ -200,8 +200,8 @@ class Pathod(tcp.TCPServer):
except re.error:
raise PathodError("Invalid regex in anchor: %s"%i[0])
try:
aresp = rparse.parse_response(self.request_settings, i[1])
except rparse.ParseException, v:
aresp = language.parse_response(self.request_settings, i[1])
except language.ParseException, v:
raise PathodError("Invalid page spec in anchor: '%s', %s"%(i[1], str(v)))
self.anchors.append((arex, i[1]))

2
pathoc
View File

@ -1,6 +1,6 @@
#!/usr/bin/env python
import argparse, sys
from libpathod import pathoc, version, rparse
from libpathod import pathoc, version, language
from netlib import tcp
if __name__ == "__main__":

4
pathod
View File

@ -1,7 +1,7 @@
#!/usr/bin/env python
import argparse, sys, logging, logging.handlers
import os
from libpathod import pathod, utils, version, rparse
from libpathod import pathod, utils, version, language
def daemonize (stdin='/dev/null', stdout='/dev/null', stderr='/dev/null'):
@ -96,7 +96,7 @@ def main(parser, args):
)
except pathod.PathodError, v:
parser.error(str(v))
except rparse.FileAccessDenied, v:
except language.FileAccessDenied, v:
parser.error("%s You probably want to a -d argument."%str(v))
try:

View File

@ -1,18 +1,18 @@
import os, cStringIO
from libpathod import rparse, utils
from libpathod import language, utils
import tutils
rparse.TESTING = True
language.TESTING = True
class TestMisc:
def test_generators(self):
v = rparse.Value.parseString("'val'")[0]
v = language.Value.parseString("'val'")[0]
g = v.get_generator({})
assert g[:] == "val"
def test_randomgenerator(self):
g = rparse.RandomGenerator("bytes", 100)
g = language.RandomGenerator("bytes", 100)
assert repr(g)
assert len(g[:10]) == 10
assert len(g[1:10]) == 9
@ -21,7 +21,7 @@ class TestMisc:
assert g[0]
def test_literalgenerator(self):
g = rparse.LiteralGenerator("one")
g = language.LiteralGenerator("one")
assert repr(g)
assert g == "one"
assert g[:] == "one"
@ -33,7 +33,7 @@ class TestMisc:
f = open(path, "w")
f.write("x"*10000)
f.close()
g = rparse.FileGenerator(path)
g = language.FileGenerator(path)
assert len(g) == 10000
assert g[0] == "x"
assert g[-1] == "x"
@ -41,26 +41,26 @@ class TestMisc:
assert repr(g)
def test_valueliteral(self):
v = rparse.ValueLiteral("foo")
v = language.ValueLiteral("foo")
assert v.expr()
assert v.val == "foo"
v = rparse.ValueLiteral(r"foo\n")
v = language.ValueLiteral(r"foo\n")
assert v.expr()
assert v.val == "foo\n"
assert repr(v)
def test_valuenakedliteral(self):
v = rparse.ValueNakedLiteral("foo")
v = language.ValueNakedLiteral("foo")
assert v.expr()
assert repr(v)
def test_file_value(self):
v = rparse.Value.parseString("<'one two'")[0]
v = language.Value.parseString("<'one two'")[0]
assert str(v)
assert v.path == "one two"
v = rparse.Value.parseString("<path")[0]
v = language.Value.parseString("<path")[0]
assert v.path == "path"
with tutils.tmpdir() as t:
@ -71,57 +71,57 @@ class TestMisc:
assert v.get_generator(dict(staticdir=t))
v = rparse.Value.parseString("<path2")[0]
tutils.raises(rparse.FileAccessDenied, v.get_generator, dict(staticdir=t))
v = language.Value.parseString("<path2")[0]
tutils.raises(language.FileAccessDenied, v.get_generator, dict(staticdir=t))
tutils.raises("access disabled", v.get_generator, dict())
v = rparse.Value.parseString("</outside")[0]
v = language.Value.parseString("</outside")[0]
tutils.raises("outside", v.get_generator, dict(staticdir=t))
def test_generated_value(self):
v = rparse.Value.parseString("@10b")[0]
v = language.Value.parseString("@10b")[0]
assert v.usize == 10
assert v.unit == "b"
assert v.bytes() == 10
v = rparse.Value.parseString("@10")[0]
v = language.Value.parseString("@10")[0]
assert v.unit == "b"
v = rparse.Value.parseString("@10k")[0]
v = language.Value.parseString("@10k")[0]
assert v.bytes() == 10240
v = rparse.Value.parseString("@10g")[0]
v = language.Value.parseString("@10g")[0]
assert v.bytes() == 1024**3 * 10
v = rparse.Value.parseString("@10g,digits")[0]
v = language.Value.parseString("@10g,digits")[0]
assert v.datatype == "digits"
g = v.get_generator({})
assert g[:100]
v = rparse.Value.parseString("@10,digits")[0]
v = language.Value.parseString("@10,digits")[0]
assert v.unit == "b"
assert v.datatype == "digits"
def test_value(self):
assert rparse.Value.parseString("'val'")[0].val == "val"
assert rparse.Value.parseString('"val"')[0].val == "val"
assert rparse.Value.parseString('"\'val\'"')[0].val == "'val'"
assert language.Value.parseString("'val'")[0].val == "val"
assert language.Value.parseString('"val"')[0].val == "val"
assert language.Value.parseString('"\'val\'"')[0].val == "'val'"
def test_path(self):
e = rparse.Path.expr()
e = language.Path.expr()
assert e.parseString('"/foo"')[0].value.val == "/foo"
e = rparse.Path("/foo")
e = language.Path("/foo")
assert e.value.val == "/foo"
def test_method(self):
e = rparse.Method.expr()
e = language.Method.expr()
assert e.parseString("get")[0].value.val == "GET"
assert e.parseString("'foo'")[0].value.val == "foo"
assert e.parseString("'get'")[0].value.val == "get"
def test_raw(self):
e = rparse.Raw.expr()
e = language.Raw.expr()
assert e.parseString("r")[0]
def test_body(self):
e = rparse.Body.expr()
e = language.Body.expr()
v = e.parseString("b'foo'")[0]
assert v.value.val == "foo"
@ -133,13 +133,13 @@ class TestMisc:
assert str(v.value) == "@100g,digits"
def test_header(self):
e = rparse.Header.expr()
e = language.Header.expr()
v = e.parseString("h'foo'='bar'")[0]
assert v.key.val == "foo"
assert v.value.val == "bar"
def test_code(self):
e = rparse.Code.expr()
e = language.Code.expr()
v = e.parseString("200")[0]
assert v.code == 200
@ -164,64 +164,64 @@ class TestMisc:
def test_internal_response(self):
d = cStringIO.StringIO()
s = rparse.PathodErrorResponse("foo")
s = language.PathodErrorResponse("foo")
s.serve(d)
class TestDisconnects:
def test_parse_response(self):
assert (0, "disconnect") in rparse.parse_response({}, "400:d0").actions
assert ("r", "disconnect") in rparse.parse_response({}, "400:dr").actions
assert (0, "disconnect") in language.parse_response({}, "400:d0").actions
assert ("r", "disconnect") in language.parse_response({}, "400:dr").actions
def test_at(self):
e = rparse.DisconnectAt.expr()
e = language.DisconnectAt.expr()
v = e.parseString("d0")[0]
assert isinstance(v, rparse.DisconnectAt)
assert isinstance(v, language.DisconnectAt)
assert v.value == 0
v = e.parseString("d100")[0]
assert v.value == 100
e = rparse.DisconnectAt.expr()
e = language.DisconnectAt.expr()
v = e.parseString("dr")[0]
assert v.value == "r"
class TestInject:
def test_parse_response(self):
a = rparse.parse_response({}, "400:ir,@100").actions[0]
a = language.parse_response({}, "400:ir,@100").actions[0]
assert a[0] == "r"
assert a[1] == "inject"
a = rparse.parse_response({}, "400:ia,@100").actions[0]
a = language.parse_response({}, "400:ia,@100").actions[0]
assert a[0] == "a"
assert a[1] == "inject"
def test_at(self):
e = rparse.InjectAt.expr()
e = language.InjectAt.expr()
v = e.parseString("i0,'foo'")[0]
assert v.value.val == "foo"
assert v.offset == 0
assert isinstance(v, rparse.InjectAt)
assert isinstance(v, language.InjectAt)
v = e.parseString("ir,'foo'")[0]
assert v.offset == "r"
def test_serve(self):
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:i0,'foo'")
r = language.parse_response({}, "400:i0,'foo'")
assert r.serve(s, None)
class TestShortcuts:
def test_parse_response(self):
assert rparse.parse_response({}, "400:c'foo'").headers[0][0][:] == "Content-Type"
assert rparse.parse_response({}, "400:l'foo'").headers[0][0][:] == "Location"
assert language.parse_response({}, "400:c'foo'").headers[0][0][:] == "Content-Type"
assert language.parse_response({}, "400:l'foo'").headers[0][0][:] == "Location"
class TestPauses:
def test_parse_response(self):
e = rparse.PauseAt.expr()
e = language.PauseAt.expr()
v = e.parseString("p10,10")[0]
assert v.seconds == 10
assert v.offset == 10
@ -236,7 +236,7 @@ class TestPauses:
assert v.offset == "a"
def test_request(self):
r = rparse.parse_response({}, '400:p10,10')
r = language.parse_response({}, '400:p10,10')
assert r.actions[0] == (10, "pause", 10)
@ -244,28 +244,28 @@ class TestParseRequest:
def test_file(self):
p = tutils.test_data.path("data")
d = dict(staticdir=p)
r = rparse.parse_request(d, "+request")
r = language.parse_request(d, "+request")
assert r.path == "/foo"
def test_err(self):
tutils.raises(rparse.ParseException, rparse.parse_request, {}, 'GET')
tutils.raises(language.ParseException, language.parse_request, {}, 'GET')
def test_simple(self):
r = rparse.parse_request({}, 'GET:"/foo"')
r = language.parse_request({}, 'GET:"/foo"')
assert r.method == "GET"
assert r.path == "/foo"
r = rparse.parse_request({}, 'GET:/foo')
r = language.parse_request({}, 'GET:/foo')
assert r.path == "/foo"
r = rparse.parse_request({}, 'GET:@1k')
r = language.parse_request({}, 'GET:@1k')
assert len(r.path) == 1024
def test_render(self):
s = cStringIO.StringIO()
r = rparse.parse_request({}, "GET:'/foo'")
r = language.parse_request({}, "GET:'/foo'")
assert r.serve(s, None, "foo.com")
def test_str(self):
r = rparse.parse_request({}, 'GET:"/foo"')
r = language.parse_request({}, 'GET:"/foo"')
assert str(r)
def test_multiline(self):
@ -274,7 +274,7 @@ class TestParseRequest:
"/foo"
ir,@1
"""
r = rparse.parse_request({}, l)
r = language.parse_request({}, l)
assert r.method == "GET"
assert r.path == "/foo"
assert r.actions
@ -291,7 +291,7 @@ class TestParseRequest:
ir,@1
"""
r = rparse.parse_request({}, l)
r = language.parse_request({}, l)
assert r.method == "GET"
assert r.path.s.endswith("bar")
assert r.actions
@ -299,31 +299,31 @@ class TestParseRequest:
class TestParseResponse:
def test_parse_err(self):
tutils.raises(rparse.ParseException, rparse.parse_response, {}, "400:msg,b:")
tutils.raises(language.ParseException, language.parse_response, {}, "400:msg,b:")
try:
rparse.parse_response({}, "400'msg':b:")
except rparse.ParseException, v:
language.parse_response({}, "400'msg':b:")
except language.ParseException, v:
assert v.marked()
assert str(v)
def test_parse_header(self):
r = rparse.parse_response({}, '400:h"foo"="bar"')
r = language.parse_response({}, '400:h"foo"="bar"')
assert utils.get_header("foo", r.headers)
def test_parse_pause_before(self):
r = rparse.parse_response({}, "400:p0,10")
r = language.parse_response({}, "400:p0,10")
assert (0, "pause", 10) in r.actions
def test_parse_pause_after(self):
r = rparse.parse_response({}, "400:pa,10")
r = language.parse_response({}, "400:pa,10")
assert ("a", "pause", 10) in r.actions
def test_parse_pause_random(self):
r = rparse.parse_response({}, "400:pr,10")
r = language.parse_response({}, "400:pr,10")
assert ("r", "pause", 10) in r.actions
def test_parse_stress(self):
r = rparse.parse_response({}, "400:b@100g")
r = language.parse_response({}, "400:b@100g")
assert r.length()
@ -332,138 +332,138 @@ class TestWriteValues:
v = "foobarfoobar"
for bs in range(1, len(v)+2):
s = cStringIO.StringIO()
rparse.send_chunk(s, v, bs, 0, len(v))
language.send_chunk(s, v, bs, 0, len(v))
assert s.getvalue() == v
for start in range(len(v)):
for end in range(len(v)):
s = cStringIO.StringIO()
rparse.send_chunk(s, v, bs, start, end)
language.send_chunk(s, v, bs, start, end)
assert s.getvalue() == v[start:end]
def test_write_values_inject(self):
tst = "foo"
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(0, "inject", "aaa")], blocksize=5)
language.write_values(s, [tst], [(0, "inject", "aaa")], blocksize=5)
assert s.getvalue() == "aaafoo"
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(1, "inject", "aaa")], blocksize=5)
language.write_values(s, [tst], [(1, "inject", "aaa")], blocksize=5)
assert s.getvalue() == "faaaoo"
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(1, "inject", "aaa")], blocksize=5)
language.write_values(s, [tst], [(1, "inject", "aaa")], blocksize=5)
assert s.getvalue() == "faaaoo"
def test_write_values_disconnects(self):
s = cStringIO.StringIO()
tst = "foo"*100
rparse.write_values(s, [tst], [(0, "disconnect")], blocksize=5)
language.write_values(s, [tst], [(0, "disconnect")], blocksize=5)
assert not s.getvalue()
def test_write_values(self):
tst = "foobarvoing"
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [])
language.write_values(s, [tst], [])
assert s.getvalue() == tst
for bs in range(1, len(tst) + 2):
for off in range(len(tst)):
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(off, "disconnect")], blocksize=bs)
language.write_values(s, [tst], [(off, "disconnect")], blocksize=bs)
assert s.getvalue() == tst[:off]
def test_write_values_pauses(self):
tst = "".join(str(i) for i in range(10))
for i in range(2, 10):
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(2, "pause", 0), (1, "pause", 0)], blocksize=i)
language.write_values(s, [tst], [(2, "pause", 0), (1, "pause", 0)], blocksize=i)
assert s.getvalue() == tst
for i in range(2, 10):
s = cStringIO.StringIO()
rparse.write_values(s, [tst], [(1, "pause", 0)], blocksize=i)
language.write_values(s, [tst], [(1, "pause", 0)], blocksize=i)
assert s.getvalue() == tst
tst = ["".join(str(i) for i in range(10))]*5
for i in range(2, 10):
s = cStringIO.StringIO()
rparse.write_values(s, tst[:], [(1, "pause", 0)], blocksize=i)
language.write_values(s, tst[:], [(1, "pause", 0)], blocksize=i)
assert s.getvalue() == "".join(tst)
def test_write_values_after(self):
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:da")
r = language.parse_response({}, "400:da")
r.serve(s, None)
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:pa,0")
r = language.parse_response({}, "400:pa,0")
r.serve(s, None)
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:ia,'xx'")
r = language.parse_response({}, "400:ia,'xx'")
r.serve(s, None)
assert s.getvalue().endswith('xx')
def test_ready_actions():
x = [(0, 5)]
assert rparse.ready_actions(100, x) == x
assert language.ready_actions(100, x) == x
x = [("r", 5)]
ret = rparse.ready_actions(100, x)
ret = language.ready_actions(100, x)
assert 0 <= ret[0][0] < 100
x = [("a", "pause", 5)]
ret = rparse.ready_actions(100, x)
ret = language.ready_actions(100, x)
assert ret[0][0] > 100
x = [(1, 5), (0, 5)]
assert rparse.ready_actions(100, x) == sorted(x)
assert language.ready_actions(100, x) == sorted(x)
class TestResponse:
def dummy_response(self):
return rparse.parse_response({}, "400'msg'")
return language.parse_response({}, "400'msg'")
def test_file(self):
p = tutils.test_data.path("data")
d = dict(staticdir=p)
r = rparse.parse_response(d, "+response")
r = language.parse_response(d, "+response")
assert r.code == 202
def test_response(self):
r = rparse.parse_response({}, "400'msg'")
r = language.parse_response({}, "400'msg'")
assert r.code == 400
assert r.msg == "msg"
r = rparse.parse_response({}, "400'msg':b@100b")
r = language.parse_response({}, "400'msg':b@100b")
assert r.msg == "msg"
assert r.body[:]
assert str(r)
def test_checkfunc(self):
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:b@100k")
r = language.parse_response({}, "400:b@100k")
def check(req, acts):
return "errmsg"
assert r.serve(s, check=check)["error"] == "errmsg"
def test_render(self):
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400'msg'")
r = language.parse_response({}, "400'msg'")
assert r.serve(s, None)
def test_raw(self):
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:b'foo'")
r = language.parse_response({}, "400:b'foo'")
r.serve(s, None)
v = s.getvalue()
assert "Content-Length" in v
assert "Date" in v
s = cStringIO.StringIO()
r = rparse.parse_response({}, "400:b'foo':r")
r = language.parse_response({}, "400:b'foo':r")
r.serve(s, None)
v = s.getvalue()
assert not "Content-Length" in v
@ -474,9 +474,9 @@ class TestResponse:
s = cStringIO.StringIO()
x.serve(s, None)
assert x.length() == len(s.getvalue())
testlen(rparse.parse_response({}, "400'msg'"))
testlen(rparse.parse_response({}, "400'msg':h'foo'='bar'"))
testlen(rparse.parse_response({}, "400'msg':h'foo'='bar':b@100b"))
testlen(language.parse_response({}, "400'msg'"))
testlen(language.parse_response({}, "400'msg':h'foo'='bar'"))
testlen(language.parse_response({}, "400'msg':h'foo'='bar':b@100b"))
def test_effective_length(self):
def testlen(x, actions):
@ -486,7 +486,7 @@ class TestResponse:
actions = [
]
r = rparse.parse_response({}, "400'msg':b@100")
r = language.parse_response({}, "400'msg':b@100")
actions = [
(0, "disconnect"),
@ -508,7 +508,7 @@ class TestResponse:
testlen(r, actions)
def test_render(self):
r = rparse.parse_response({}, "400:p0,100:dr")
r = language.parse_response({}, "400:p0,100:dr")
assert r.actions[0][1] == "pause"
assert len(r.preview_safe()) == 1
assert not r.actions[0][1] == "pause"
@ -516,14 +516,14 @@ class TestResponse:
def test_read_file():
tutils.raises(rparse.FileAccessDenied, rparse.read_file, {}, "=/foo")
tutils.raises(language.FileAccessDenied, language.read_file, {}, "=/foo")
p = tutils.test_data.path("data")
d = dict(staticdir=p)
assert rparse.read_file(d, "+./file").strip() == "testfile"
assert rparse.read_file(d, "+file").strip() == "testfile"
tutils.raises(rparse.FileAccessDenied, rparse.read_file, d, "+./nonexistent")
tutils.raises(rparse.FileAccessDenied, rparse.read_file, d, "+/nonexistent")
assert language.read_file(d, "+./file").strip() == "testfile"
assert language.read_file(d, "+file").strip() == "testfile"
tutils.raises(language.FileAccessDenied, language.read_file, d, "+./nonexistent")
tutils.raises(language.FileAccessDenied, language.read_file, d, "+/nonexistent")
tutils.raises(rparse.FileAccessDenied, rparse.read_file, d, "+../test_rparse.py")
tutils.raises(language.FileAccessDenied, language.read_file, d, "+../test_language.py")
d["unconstrained_file_access"] = True
assert rparse.read_file(d, "+../test_rparse.py")
assert language.read_file(d, "+../test_language.py")