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test_interpreter.py
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311 lines (254 loc) · 9.38 KB
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# -*- coding: utf-8 -*-
from __future__importunicode_literals
importsys
importre
fromtextwrapimportdedent
fromcurtsies.fmtfuncsimportbold,green,magenta,cyan,red,plain
frombpython.curtsiesfrontendimportinterpreter
frombpython._py3compatimportpy3
frombpython.testimportmock,unittest
pypy="PyPy"insys.version
defremove_ansi(s):
returnre.sub(r"(\x9B|\x1B\[)[0-?]*[ -\/]*[@-~]".encode("ascii"),b"",s)
classTestInterpreter(unittest.TestCase):
definterp_errlog(self):
i=interpreter.Interp()
a= []
i.write=a.append
returni,a
deferr_lineno(self,a):
strings= [x.__unicode__()forxina]
forlineinreversed(strings):
clean_line=remove_ansi(line)
m=re.search(r"line (\d+)[,]",clean_line)
ifm:
returnint(m.group(1))
returnNone
deftest_syntaxerror(self):
i,a=self.interp_errlog()
i.runsource("1.1.1.1")
ifsys.version_info[:2]>= (3,8):
expected= (
" File "
+green('"<input>"')
+", line "
+bold(magenta("1"))
+"\n 1.1.1.1\n ^\n"
+bold(red("SyntaxError"))
+": "
+cyan("invalid syntax")
+"\n"
)
elifpypy:
expected= (
" File "
+green('"<input>"')
+", line "
+bold(magenta("1"))
+"\n 1.1.1.1\n ^\n"
+bold(red("SyntaxError"))
+": "
+cyan("invalid syntax")
+"\n"
)
else:
expected= (
" File "
+green('"<input>"')
+", line "
+bold(magenta("1"))
+"\n 1.1.1.1\n ^\n"
+bold(red("SyntaxError"))
+": "
+cyan("invalid syntax")
+"\n"
)
self.assertMultiLineEqual(str(plain("").join(a)),str(expected))
self.assertEqual(plain("").join(a),expected)
deftest_traceback(self):
i,a=self.interp_errlog()
deff():
return1/0
defgfunc():
returnf()
i.runsource("gfunc()")
ifpypyandnotpy3:
global_not_found="global name 'gfunc' is not defined"
else:
global_not_found="name 'gfunc' is not defined"
expected= (
"Traceback (most recent call last):\n File "
+green('"<input>"')
+", line "
+bold(magenta("1"))
+", in "
+cyan("<module>")
+"\n gfunc()\n"
+bold(red("NameError"))
+": "
+cyan(global_not_found)
+"\n"
)
self.assertMultiLineEqual(str(plain("").join(a)),str(expected))
self.assertEqual(plain("").join(a),expected)
@unittest.skipIf(py3,"runsource() accepts only unicode in Python 3")
deftest_runsource_bytes(self):
i=interpreter.Interp(encoding=b"latin-1")
i.runsource("a = b'\xfe'".encode("latin-1"),encode=False)
self.assertIsInstance(i.locals["a"],str)
self.assertEqual(i.locals["a"],b"\xfe")
i.runsource("b = u'\xfe'".encode("latin-1"),encode=False)
self.assertIsInstance(i.locals["b"],unicode)
self.assertEqual(i.locals["b"],"\xfe")
@unittest.skipUnless(py3,"Only a syntax error in Python 3")
deftest_runsource_bytes_over_128_syntax_error_py3(self):
i=interpreter.Interp(encoding=b"latin-1")
i.showsyntaxerror=mock.Mock(return_value=None)
i.runsource("a = b'\xfe'")
i.showsyntaxerror.assert_called_with(mock.ANY)
@unittest.skipIf(py3,"encode is Python 2 only")
deftest_runsource_bytes_over_128_syntax_error_py2(self):
i=interpreter.Interp(encoding=b"latin-1")
i.runsource(b"a = b'\xfe'")
self.assertIsInstance(i.locals["a"],type(b""))
self.assertEqual(i.locals["a"],b"\xfe")
@unittest.skipIf(py3,"encode is Python 2 only")
deftest_runsource_unicode(self):
i=interpreter.Interp(encoding=b"latin-1")
i.runsource("a = u'\xfe'")
self.assertIsInstance(i.locals["a"],type(""))
self.assertEqual(i.locals["a"],"\xfe")
deftest_getsource_works_on_interactively_defined_functions(self):
source="def foo(x):\n return x + 1\n"
i=interpreter.Interp()
i.runsource(source)
importinspect
inspected_source=inspect.getsource(i.locals["foo"])
self.assertEqual(inspected_source,source)
@unittest.skipIf(py3,"encode only does anything in Python 2")
deftest_runsource_unicode_autoencode_and_noencode(self):
"""error line numbers should be fixed"""
# Since correct behavior for unicode is the same
# for auto and False, run the same tests
forencodein ["auto",False]:
i,a=self.interp_errlog()
i.runsource("[1 + 1,\nabcd]",encode=encode)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource("[1 + 1,\nabcd]",encode=encode)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource("#encoding: utf-8\nabcd",encode=encode)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource(
"#encoding: utf-8\nabcd",filename="x.py",encode=encode
)
self.assertIn(
"SyntaxError:",
"".join("".join(remove_ansi(x.__unicode__())forxina)),
)
@unittest.skipIf(py3,"encode only does anything in Python 2")
deftest_runsource_unicode_encode(self):
i,_=self.interp_errlog()
withself.assertRaises(ValueError):
i.runsource("1 + 1",encode=True)
i,_=self.interp_errlog()
withself.assertRaises(ValueError):
i.runsource("1 + 1",filename="x.py",encode=True)
@unittest.skipIf(py3,"encode only does anything in Python 2")
deftest_runsource_bytestring_noencode(self):
i,a=self.interp_errlog()
i.runsource(b"[1 + 1,\nabcd]",encode=False)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource(b"[1 + 1,\nabcd]",filename="x.py",encode=False)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource(
dedent(
b"""\
#encoding: utf-8
["%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
),
encode=False,
)
self.assertEqual(self.err_lineno(a),4)
i,a=self.interp_errlog()
i.runsource(
dedent(
b"""\
#encoding: utf-8
["%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
),
filename="x.py",
encode=False,
)
self.assertEqual(self.err_lineno(a),4)
@unittest.skipIf(py3,"encode only does anything in Python 2")
deftest_runsource_bytestring_encode(self):
i,a=self.interp_errlog()
i.runsource(b"[1 + 1,\nabcd]",encode=True)
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
withself.assertRaises(ValueError):
i.runsource(b"[1 + 1,\nabcd]",filename="x.py",encode=True)
i,a=self.interp_errlog()
i.runsource(
dedent(
b"""\
#encoding: utf-8
[u"%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
),
encode=True,
)
self.assertEqual(self.err_lineno(a),4)
i,a=self.interp_errlog()
withself.assertRaises(ValueError):
i.runsource(
dedent(
b"""\
#encoding: utf-8
[u"%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
),
filename="x.py",
encode=True,
)
@unittest.skipIf(py3,"encode only does anything in Python 2")
deftest_runsource_bytestring_autoencode(self):
i,a=self.interp_errlog()
i.runsource(b"[1 + 1,\n abcd]")
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource(b"[1 + 1,\nabcd]",filename="x.py")
self.assertEqual(self.err_lineno(a),2)
i,a=self.interp_errlog()
i.runsource(
dedent(
b"""\
#encoding: utf-8
[u"%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
)
)
self.assertEqual(self.err_lineno(a),4)
i,a=self.interp_errlog()
i.runsource(
dedent(
b"""\
#encoding: utf-8
[u"%s",
abcd]"""
% ("åß∂ƒ".encode("utf8"),)
)
)
self.assertEqual(self.err_lineno(a),4)