def testCanParsePlusPlusFileencoding(self):
scanner = Scanner("w ++fileencoding")
tokens = list(scanner.scan())
params = {'++': 'fileencoding', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++enc")
tokens = list(scanner.scan())
params = {'++': 'fileencoding', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParsePlusPlusEdit(self):
scanner = Scanner("w ++edit")
tokens = list(scanner.scan())
params = {'++': 'edit', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++fileformat")
tokens = list(scanner.scan())
params = {'++': 'fileformat', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParsePlusPlusNobin(self):
scanner = Scanner("w ++nobinary")
tokens = list(scanner.scan())
params = {'++': 'nobinary', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++nobin")
tokens = list(scanner.scan())
params = {'++': 'nobinary', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParsePlusPlusEdit(self):
scanner = Scanner("w ++edit")
tokens = list(scanner.scan())
params = {'++': 'edit', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++fileformat")
tokens = list(scanner.scan())
params = {'++': 'fileformat', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParsePlusPlusNobin(self):
scanner = Scanner("w ++nobinary")
tokens = list(scanner.scan())
params = {'++': 'nobinary', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++nobin")
tokens = list(scanner.scan())
params = {'++': 'nobinary', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParseCommandAbsorbsEveryThing(self):
scanner = Scanner("w !dostuff here")
tokens = list(scanner.scan())
params = {
'++': '',
'file_name': '',
'>>': False,
'cmd': 'dostuff here'
}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanScanDotOffsetSearchForward(self):
scanner = Scanner(".+10/foobar/")
tokens = list(scanner.scan())
self.assertEqual([
TokenDot(),
TokenOffset([10]),
TokenSearchForward('foobar'),
TokenEof()
], tokens)
self.assertEqual(12, scanner.state.position)
def testCanScanSubstituteParamatersWithCount(self):
scanner = Scanner("substitute:foo:bar: 10")
tokens = list(scanner.scan())
params = {
"search_term": "foo",
"replacement": "bar",
"flags": [],
"count": 10
}
self.assertEqual([TokenCommandSubstitute(params), TokenEof()], tokens)
def testCanParsePlusPlusFileencoding(self):
scanner = Scanner("w ++fileencoding")
tokens = list(scanner.scan())
params = {
'++': 'fileencoding',
'file_name': '',
'>>': False,
'cmd': ''
}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
scanner = Scanner("w ++enc")
tokens = list(scanner.scan())
params = {
'++': 'fileencoding',
'file_name': '',
'>>': False,
'cmd': ''
}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanInstantiate(self):
scanner = Scanner("substitute")
tokens = list(scanner.scan())
self.assertEqual([TokenCommandSubstitute(params=None),
TokenEof()], tokens)
def testCanScanNegativeOffset(self):
scanner = Scanner(".-100")
tokens = list(scanner.scan())
self.assertEqual([TokenDot(), TokenOffset([-100]), TokenEof()], tokens)
def testCanScanSubstituteParamatersWithFlags(self):
scanner = Scanner("substitute:foo:bar:r")
tokens = list(scanner.scan())
params = {"search_term": "foo", "replacement": "bar", "flags": ['r'], "count": 1}
self.assertEqual([TokenCommandSubstitute(params), TokenEof()], tokens)
def testCanParseRedirectionFollowedByFilenameSeparated(self):
scanner = Scanner("w>> foo.txt")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': 'foo.txt', '>>': True, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanInstantiate(self):
scanner = Scanner("'a")
tokens = list(scanner.scan())
self.assertEqual([TokenMark('a'), TokenEof()], tokens)
def testCanParseRedirectionFollowedByFilenameSeparated(self):
scanner = Scanner("w>> foo.txt")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': 'foo.txt', '>>': True, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testScanCanFailIfSubstituteParamatersFlagsHaveWrongOrder(self):
scanner = Scanner("substitute:foo:bar:r&")
self.assertRaises(ValueError, lambda: list(scanner.scan()))
def testCanScanBackwardSearch(self):
scanner = Scanner("?foo?")
tokens = list(scanner.scan())
self.assertEqual([TokenSearchBackward('foo'), TokenEof()], tokens)
def testCanInstantiate(self):
scanner = Scanner("'a")
tokens = list(scanner.scan())
self.assertEqual([TokenMark('a'), TokenEof()], tokens)
def testCanScanDollar(self):
scanner = Scanner(";")
tokens = list(scanner.scan())
self.assertEqual([TokenSemicolon(), TokenEof()], tokens)
def testCanScanForwardSearch(self):
scanner = Scanner("/foo/")
tokens = list(scanner.scan())
self.assertEqual([TokenSearchForward('foo'), TokenEof()], tokens)
def testCanScanDollar(self):
scanner = Scanner(",")
tokens = list(scanner.scan())
self.assertEqual([TokenComma(), TokenEof()], tokens)
def testCanParseCommandAndDetectFileName(self):
scanner = Scanner("w foo.txt")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': 'foo.txt', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParseCommandAbsorbsEveryThing(self):
scanner = Scanner("w !dostuff here")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': '', '>>': False, 'cmd': 'dostuff here'}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testScanCanFailIfSubstituteParamatersFlagsHaveWrongOrder(self):
scanner = Scanner("substitute:foo:bar:r&")
self.assertRaises(ValueError, lambda: list(scanner.scan()))
def testCanScanSubstituteParamaterWithRange(self):
scanner = Scanner(r'%substitute:foo:bar: 10')
tokens = list(scanner.scan())
params = {"search_term": "foo", "replacement": "bar", "flags": [], "count": 10}
self.assertEqual([TokenPercent(), TokenCommandSubstitute(params), TokenEof()], tokens)
def testCanParseCommandAndDetectFileName(self):
scanner = Scanner("w foo.txt")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': 'foo.txt', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanParseRedirection(self):
scanner = Scanner("w>>")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': '', '>>': True, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanInstantiateAlias(self):
scanner = Scanner("w")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanScanDollar(self):
scanner = Scanner(";")
tokens = list(scanner.scan())
self.assertEqual([TokenSemicolon(), TokenEof()], tokens)
def testCanScanBackwardSearch(self):
scanner = Scanner("?foo?")
tokens = list(scanner.scan())
self.assertEqual([TokenSearchBackward('foo'), TokenEof()], tokens)
def testCanScanOffsetWithTrailingChars(self):
scanner = Scanner("+100,")
tokens = list(scanner.scan())
self.assertEqual([TokenOffset(
[100]), TokenComma(), TokenEof()], tokens)
def testCanParseRedirection(self):
scanner = Scanner("w>>")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': '', '>>': True, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanScanEmptyRange(self):
scanner = Scanner("s")
tokens = list(scanner.scan())
self.assertEqual([TokenCommandSubstitute(None), TokenEof()], tokens)
self.assertEqual(1, scanner.state.position)
def testCanScanOffset(self):
scanner = Scanner("+100")
tokens = list(scanner.scan())
self.assertEqual([TokenOffset([100]), TokenEof()], tokens)
def testCanInstantiateAlias(self):
scanner = Scanner("w")
tokens = list(scanner.scan())
params = {'++': '', 'file_name': '', '>>': False, 'cmd': ''}
self.assertEqual([TokenCommandWrite(params), TokenEof()], tokens)
def testCanScanDollar(self):
scanner = Scanner(",")
tokens = list(scanner.scan())
self.assertEqual([TokenComma(), TokenEof()], tokens)
def testCanScanOffsetWithTrailingChars(self):
scanner = Scanner("+100,")
tokens = list(scanner.scan())
self.assertEqual([TokenOffset([100]), TokenComma(), TokenEof()], tokens)
def testCanScanForwardSearch(self):
scanner = Scanner("/foo/")
tokens = list(scanner.scan())
self.assertEqual([TokenSearchForward('foo'), TokenEof()], tokens)
def testCanScanPercent(self):
scanner = Scanner("%")
tokens = list(scanner.scan())
self.assertEqual([TokenPercent(), TokenEof()], tokens)
def testCanScanOffset(self):
scanner = Scanner("+100")
tokens = list(scanner.scan())
self.assertEqual([TokenOffset([100]), TokenEof()], tokens)
def testCanScanEmptyRange(self):
scanner = Scanner("s")
tokens = list(scanner.scan())
self.assertEqual([TokenCommandSubstitute(None), TokenEof()], tokens)
self.assertEqual(1, scanner.state.position)
def testCanScanPercent(self):
scanner = Scanner("%")
tokens = list(scanner.scan())
self.assertEqual([TokenPercent(), TokenEof()], tokens)
def testCanScanDotOffsetSearchForward(self):
scanner = Scanner(".+10/foobar/")
tokens = list(scanner.scan())
self.assertEqual([TokenDot(), TokenOffset([10]), TokenSearchForward('foobar'), TokenEof()], tokens)
self.assertEqual(12, scanner.state.position)
def testCanScanNegativeOffset(self):
scanner = Scanner(".-100")
tokens = list(scanner.scan())
self.assertEqual([TokenDot(), TokenOffset([-100]), TokenEof()], tokens)
def testCanScanDigitsDot(self):
scanner = Scanner("100.")
tokens = list(scanner.scan())
self.assertEqual([TokenDigits('100'), TokenDot(), TokenEof()], tokens)
def testCanScanDigits(self):
scanner = Scanner("100")
tokens = list(scanner.scan())
self.assertEqual([TokenDigits('100'), TokenEof()], tokens)
def testCanInstantiate(self):
scanner = Scanner("substitute")
tokens = list(scanner.scan())
self.assertEqual([TokenCommandSubstitute(params=None), TokenEof()], tokens)
