def test_analyse_line_space4(self):
ifi = indent_finder.IndentFinder()
result = ifi.analyse_line('')
result = ifi.analyse_line('hop')
result = ifi.analyse_line(' hop')
self.assertEqual(ifi.lines['space4'], 1)
# indent
result = ifi.analyse_line(' hop')
self.assertEqual(result, 'space4')
self.assertEqual(ifi.lines['space4'], 2)
# same
result = ifi.analyse_line(' hop')
self.assertEqual(result, None)
# dedent
result = ifi.analyse_line(' hop')
self.assertEqual(result, None)
# big indentation
result = ifi.analyse_line(' hop')
self.assertEqual(result, 'space8')
self.assertEqual(ifi.lines['space4'], 2)
self.assertEqual(ifi.lines['space8'], 1)
def test_analyse_line_space8(self):
ifi = indent_finder.IndentFinder()
idt = ' '
result = ifi.analyse_line('')
result = ifi.analyse_line('hop')
result = ifi.analyse_line(idt + 'hop')
self.assertEqual(ifi.lines['space8'], 1)
# indent
result = ifi.analyse_line(idt * 2 + 'hop')
self.assertEqual(result, 'space8')
self.assertEqual(ifi.lines['space8'], 2)
# same
result = ifi.analyse_line(idt * 2 + 'hop')
self.assertEqual(result, None)
# dedent
result = ifi.analyse_line(idt + 'hop')
self.assertEqual(result, None)
# big indentation is ignored
result = ifi.analyse_line(idt * 3 + 'hop')
self.assertEqual(result, None)
self.assertEqual(ifi.lines['space8'], 2)
def check_file(self, fname, result, expected_vim_result):
ifi = indent_finder.IndentFinder(TEST_DEFAULT_RESULT,
self.default_tab_width)
ifi.parse_file(fname)
res = str(ifi)
self.assertEquals(res, result)
self.assertEquals(expected_vim_result, ifi.vim_output())
def test_skip_next_line(self):
ifi = indent_finder.IndentFinder()
self.assertEqual(ifi.analyse_line(' coucou \n'), None)
self.assertEqual(ifi.skip_next_line, False)
self.assertEqual(ifi.analyse_line(' coucou \\\n'), 'space2')
self.assertEqual(ifi.skip_next_line, True)
self.assertEqual(ifi.analyse_line(' coucou\n'), None)
self.assertEqual(ifi.skip_next_line, False)
def check_file(self, filename, result, expected_vim_result):
ifi = indent_finder.IndentFinder()
results = indent_finder._parse_file(
ifi,
filename,
default_tab_width=TEST_DEFAULT_TAB_WIDTH,
default_result=TEST_DEFAULT_RESULT)
res = indent_finder.results_to_string(results)
self.assertEqual(res, result, filename)
self.assertEqual(
expected_vim_result,
indent_finder.vim_output(results,
default_tab_width=TEST_DEFAULT_TAB_WIDTH))
def test_analyse_line_tab(self):
ifi = indent_finder.IndentFinder()
result = ifi.analyse_line('')
result = ifi.analyse_line('hop')
result = ifi.analyse_line('\thop')
self.assertEqual(ifi.lines['tab'], 1)
result = ifi.analyse_line('\t\thop')
self.assertEqual(result, 'tab')
self.assertEqual(ifi.lines['tab'], 2)
result = ifi.analyse_line('\t\thop')
self.assertEqual(result, None)
self.assertEqual(ifi.lines['tab'], 2)
result = ifi.analyse_line('\thop')
self.assertEqual(result, None)
self.assertEqual(ifi.lines['tab'], 2)
result = ifi.analyse_line('\t\t\thop')
self.assertEqual(result, None)
self.assertEqual(ifi.lines['tab'], 2)
def test_analyse_line_mixed(self):
ifi = indent_finder.IndentFinder()
result = ifi.analyse_line('')
result = ifi.analyse_line('hop')
result = ifi.analyse_line(' hop')
self.assertEqual(result, 'space4')
self.assertEqual(ifi.lines['mixed4'], 1)
self.assertEqual(ifi.lines['space4'], 1)
# indent
result = ifi.analyse_line('\thop')
self.assertEqual(result, 'mixed4')
self.assertEqual(ifi.lines['mixed4'], 2)
result = ifi.analyse_line('\t hop')
self.assertEqual(result, 'mixed4')
self.assertEqual(ifi.lines['mixed4'], 3)
result = ifi.analyse_line('\t\thop')
self.assertEqual(result, 'mixed4')
self.assertEqual(ifi.lines['mixed4'], 4)
# same
result = ifi.analyse_line('\t\thop')
self.assertEqual(result, None)
# dedent
result = ifi.analyse_line('\t hop')
self.assertEqual(result, None)
result = ifi.analyse_line('\thop')
self.assertEqual(result, None)
# big indentation
result = ifi.analyse_line('\t\t hop')
self.assertEqual(result, None)
result = ifi.analyse_line('\t\t\t hop')
self.assertEqual(result, None)
def detect_indentation_problems (file_name) :
try :
import indent_finder
except ImportError :
return None
fi = indent_finder.IndentFinder()
fi.clear()
fi.parse_file(file_name)
result = fi.results()
if (result is fi.default_result) :
return None
itype, ival = result
n_tab = n_space = 0
if (itype != "mixed") :
if (itype == "space") :
n_space = ival
else :
n_tab = ival
if (n_tab == 0) and (n_space == 2) : # this is our "standard"
return None
return (n_tab, n_space)
else :
return ival
return None
