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92 lines
2.9 KiB
Python
92 lines
2.9 KiB
Python
'''Test Tools/scripts/fixcid.py.'''
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from io import StringIO
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import os, os.path
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import runpy
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import sys
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from test import support
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from test.test_tools import skip_if_missing, scriptsdir
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import unittest
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skip_if_missing()
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class Test(unittest.TestCase):
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def test_parse_strings(self):
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old1 = 'int xx = "xx\\"xx"[xx];\n'
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old2 = "int xx = 'x\\'xx' + xx;\n"
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output = self.run_script(old1 + old2)
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new1 = 'int yy = "xx\\"xx"[yy];\n'
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new2 = "int yy = 'x\\'xx' + yy;\n"
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self.assertMultiLineEqual(output,
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"1\n"
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"< {old1}"
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"> {new1}"
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"{new1}"
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"2\n"
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"< {old2}"
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"> {new2}"
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"{new2}".format(old1=old1, old2=old2, new1=new1, new2=new2)
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)
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def test_alter_comments(self):
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output = self.run_script(
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substfile=
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"xx yy\n"
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"*aa bb\n",
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args=("-c", "-",),
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input=
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"/* xx altered */\n"
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"int xx;\n"
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"/* aa unaltered */\n"
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"int aa;\n",
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)
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self.assertMultiLineEqual(output,
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"1\n"
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"< /* xx altered */\n"
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"> /* yy altered */\n"
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"/* yy altered */\n"
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"2\n"
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"< int xx;\n"
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"> int yy;\n"
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"int yy;\n"
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"/* aa unaltered */\n"
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"4\n"
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"< int aa;\n"
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"> int bb;\n"
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"int bb;\n"
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)
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def test_directory(self):
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os.mkdir(support.TESTFN)
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self.addCleanup(support.rmtree, support.TESTFN)
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c_filename = os.path.join(support.TESTFN, "file.c")
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with open(c_filename, "w") as file:
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file.write("int xx;\n")
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with open(os.path.join(support.TESTFN, "file.py"), "w") as file:
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file.write("xx = 'unaltered'\n")
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script = os.path.join(scriptsdir, "fixcid.py")
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output = self.run_script(args=(support.TESTFN,))
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self.assertMultiLineEqual(output,
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"{}:\n"
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"1\n"
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'< int xx;\n'
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'> int yy;\n'.format(c_filename)
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)
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def run_script(self, input="", *, args=("-",), substfile="xx yy\n"):
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substfilename = support.TESTFN + ".subst"
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with open(substfilename, "w") as file:
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file.write(substfile)
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self.addCleanup(support.unlink, substfilename)
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argv = ["fixcid.py", "-s", substfilename] + list(args)
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script = os.path.join(scriptsdir, "fixcid.py")
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with support.swap_attr(sys, "argv", argv), \
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support.swap_attr(sys, "stdin", StringIO(input)), \
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support.captured_stdout() as output, \
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support.captured_stderr():
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try:
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runpy.run_path(script, run_name="__main__")
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except SystemExit as exit:
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self.assertEqual(exit.code, 0)
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return output.getvalue()
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