def testIgorPrinted(self):
hold_stdout = sys.stdout
sys.stdout = out = StringIO()
igor('--print', self.filename)
sys.stdout = hold_stdout
self.assertEqual(out.getvalue(), self.expected)
# make sure the file wasn't touched
self.assertEqual(open(self.filename).read(), "bar\nbaz\n")
def testPrintModeDoesNothingOnSyntaxError(self):
f = open(self.filename, 'w')
f.write('from')
f.close()
hold_stdout = sys.stdout
sys.stdout = out = StringIO()
igor('--print', self.filename)
sys.stdout = hold_stdout
self.assertEqual(out.getvalue(), 'from')
def testIgorReapMode(self):
# make sure db starts empty
os.unlink(checker.IMPORT_DB_FNAME + '.db')
hold_stdout = sys.stdout
sys.stdout = out = StringIO()
igor('--reap', self.filename)
sys.stdout = hold_stdout
self.failIf(out.getvalue())
self.failUnless(open(checker.IMPORT_DB_FNAME + '.db').read())
def testInitialSimpleComments(self):
f = open(self.filename, 'w')
f.write('# -*- coding: utf8 -*-\nbar\nbaz\n')
f.close()
expected = "# -*- coding: utf8 -*-\nfrom foo import bar\nfrom foo import baz\nbar\nbaz\n"
igor(self.filename)
f = open(self.filename)
self.assertEqual(f.read(), expected)
f.close()
def testIgorPrintsOriginalIfNoImportsFound(self):
# make sure the original file is still output in print mode
# if Igor found no new imports
f = open(self.filename, 'w')
f.write('qux')
f.close()
hold_stdout = sys.stdout
sys.stdout = out = StringIO()
igor('--print', self.filename)
sys.stdout = hold_stdout
self.assertEqual(out.getvalue(), 'qux')
def testIgorReapMode(self):
# make sure test db starts empty
if os.path.exists(TEST_DB_DIRNAME):
shutil.rmtree(TEST_DB_DIRNAME)
os.mkdir(TEST_DB_DIRNAME)
f = open(self.filename, 'w')
f.write('from foo import bar, baz')
f.close()
hold_stdout = sys.stdout
sys.stdout = out = StringIO()
igor('--reap', self.filename)
sys.stdout = hold_stdout
self.failIf(out.getvalue())
self.failUnless(len(shelve.open(checker.IMPORT_DB_BASE_FILENAME)))
def setUp(self):
if os.path.exists(checker.IMPORT_DB_FNAME + '.db'):
os.unlink(checker.IMPORT_DB_FNAME + '.db')
(fd, self.filename) = tempfile.mkstemp(text=True)
os.close(fd)
# Populate db
f = open(self.filename, 'w')
f.write('from foo import bar, baz')
f.close()
igor(self.filename)
# Now manually remove the import
f = open(self.filename, 'w')
f.write('bar\nbaz\n')
f.close()
self.expected = "from foo import bar\nfrom foo import baz\nbar\nbaz\n"
def setUp(self):
if os.path.exists(TEST_DB_DIRNAME):
shutil.rmtree(TEST_DB_DIRNAME)
os.mkdir(TEST_DB_DIRNAME)
(fd, self.filename) = tempfile.mkstemp(text=True)
os.close(fd)
# Populate db
f = open(self.filename, 'w')
f.write('from foo import bar, baz')
f.close()
igor(self.filename)
# Now manually remove the import
f = open(self.filename, 'w')
f.write('bar\nbaz\n')
f.close()
self.expected = "from foo import bar\nfrom foo import baz\nbar\nbaz\n"
def testIgorInplace(self):
# Now run Igor in normal mode and make sure the import was replaced.
igor(self.filename)
f = open(self.filename)
self.assertEqual(f.read(), self.expected)
f.close()