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Copy pathtest_interpreter.py
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134 lines (111 loc) · 3.79 KB
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import sys
import re
import unittest
from curtsies.fmtfuncs import bold, green, magenta, cyan, red, plain
from unittest import mock
from bpython.curtsiesfrontend import interpreter
pypy = "PyPy" in sys.version
def remove_ansi(s):
return re.sub(r"(\x9B|\x1B\[)[0-?]*[ -\/]*[@-~]".encode("ascii"), b"", s)
class TestInterpreter(unittest.TestCase):
def interp_errlog(self):
i = interpreter.Interp()
a = []
i.write = a.append
return i, a
def err_lineno(self, a):
strings = [x.__unicode__() for x in a]
for line in reversed(strings):
clean_line = remove_ansi(line)
m = re.search(r"line (\d+)[,]", clean_line)
if m:
return int(m.group(1))
return None
def test_syntaxerror(self):
i, a = self.interp_errlog()
i.runsource("1.1.1.1")
if sys.version_info[:2] >= (3, 10):
expected = (
" File "
+ green('"<bpython-input-148>"')
+ ", line "
+ bold(magenta("1"))
+ "\n 1.1.1.1\n ^^^^^\n"
+ bold(red("SyntaxError"))
+ ": "
+ cyan("invalid syntax. Perhaps you forgot a comma?")
+ "\n"
)
elif (3, 8) <= sys.version_info[:2] <= (3, 9):
expected = (
" File "
+ green('"<input>"')
+ ", line "
+ bold(magenta("1"))
+ "\n 1.1.1.1\n ^\n"
+ bold(red("SyntaxError"))
+ ": "
+ cyan("invalid syntax")
+ "\n"
)
elif pypy:
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)
def test_traceback(self):
i, a = self.interp_errlog()
def f():
return 1 / 0
def gfunc():
return f()
i.runsource("gfunc()")
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)
def test_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)
def test_getsource_works_on_interactively_defined_functions(self):
source = "def foo(x):\n return x + 1\n"
i = interpreter.Interp()
i.runsource(source)
import inspect
inspected_source = inspect.getsource(i.locals["foo"])
self.assertEqual(inspected_source, source)