297 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			297 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Python
		
	
	
	
| from __future__ import with_statement
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| import sys
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| import os
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| import py, pytest
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| from _pytest import config as parseopt
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| 
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| @pytest.fixture
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| def parser():
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|     return parseopt.Parser()
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| 
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| class TestParser:
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|     def test_no_help_by_default(self, capsys):
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|         parser = parseopt.Parser(usage="xyz")
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|         pytest.raises(SystemExit, lambda: parser.parse(["-h"]))
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|         out, err = capsys.readouterr()
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|         assert err.find("error: unrecognized arguments") != -1
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| 
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|     def test_argument(self):
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|         with pytest.raises(parseopt.ArgumentError):
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|             # need a short or long option
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|             argument = parseopt.Argument()
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|         argument = parseopt.Argument('-t')
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|         assert argument._short_opts == ['-t']
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|         assert argument._long_opts == []
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|         assert argument.dest == 't'
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|         argument = parseopt.Argument('-t', '--test')
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|         assert argument._short_opts == ['-t']
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|         assert argument._long_opts == ['--test']
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|         assert argument.dest == 'test'
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|         argument = parseopt.Argument('-t', '--test', dest='abc')
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|         assert argument.dest == 'abc'
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|         assert str(argument) == (
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|             "Argument(_short_opts: ['-t'], _long_opts: ['--test'], dest: 'abc')"
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|         )
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| 
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|     def test_argument_type(self):
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|         argument = parseopt.Argument('-t', dest='abc', type='int')
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|         assert argument.type is int
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|         argument = parseopt.Argument('-t', dest='abc', type='string')
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|         assert argument.type is str
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|         argument = parseopt.Argument('-t', dest='abc', type=float)
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|         assert argument.type is float
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|         with pytest.raises(KeyError):
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|             argument = parseopt.Argument('-t', dest='abc', type='choice')
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|         argument = parseopt.Argument('-t', dest='abc', type='choice',
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|                                      choices=['red', 'blue'])
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|         assert argument.type is str
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| 
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|     def test_argument_processopt(self):
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|         argument = parseopt.Argument('-t', type=int)
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|         argument.default = 42
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|         argument.dest = 'abc'
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|         res = argument.attrs()
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|         assert res['default'] == 42
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|         assert res['dest'] == 'abc'
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| 
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|     def test_group_add_and_get(self, parser):
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|         group = parser.getgroup("hello", description="desc")
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|         assert group.name == "hello"
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|         assert group.description == "desc"
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| 
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|     def test_getgroup_simple(self, parser):
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|         group = parser.getgroup("hello", description="desc")
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|         assert group.name == "hello"
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|         assert group.description == "desc"
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|         group2 = parser.getgroup("hello")
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|         assert group2 is group
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| 
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|     def test_group_ordering(self, parser):
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|         parser.getgroup("1")
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|         parser.getgroup("2")
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|         parser.getgroup("3", after="1")
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|         groups = parser._groups
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|         groups_names = [x.name for x in groups]
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|         assert groups_names == list("132")
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| 
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|     def test_group_addoption(self):
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|         group = parseopt.OptionGroup("hello")
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|         group.addoption("--option1", action="store_true")
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|         assert len(group.options) == 1
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|         assert isinstance(group.options[0], parseopt.Argument)
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| 
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|     def test_group_addoption_conflict(self):
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|         group = parseopt.OptionGroup("hello again")
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|         group.addoption("--option1", "--option-1", action="store_true")
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|         with pytest.raises(ValueError) as err:
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|             group.addoption("--option1", "--option-one", action="store_true")
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|         assert str(set(["--option1"])) in str(err.value)
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| 
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|     def test_group_shortopt_lowercase(self, parser):
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|         group = parser.getgroup("hello")
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|         pytest.raises(ValueError, """
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|             group.addoption("-x", action="store_true")
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|         """)
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|         assert len(group.options) == 0
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|         group._addoption("-x", action="store_true")
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|         assert len(group.options) == 1
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| 
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|     def test_parser_addoption(self, parser):
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|         group = parser.getgroup("custom options")
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|         assert len(group.options) == 0
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|         group.addoption("--option1", action="store_true")
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|         assert len(group.options) == 1
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| 
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|     def test_parse(self, parser):
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|         parser.addoption("--hello", dest="hello", action="store")
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|         args = parser.parse(['--hello', 'world'])
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|         assert args.hello == "world"
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|         assert not getattr(args, parseopt.FILE_OR_DIR)
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| 
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|     def test_parse2(self, parser):
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|         args = parser.parse([py.path.local()])
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|         assert getattr(args, parseopt.FILE_OR_DIR)[0] == py.path.local()
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| 
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|     def test_parse_known_args(self, parser):
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|         parser.parse_known_args([py.path.local()])
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|         parser.addoption("--hello", action="store_true")
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|         ns = parser.parse_known_args(["x", "--y", "--hello", "this"])
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|         assert ns.hello
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|         assert ns.file_or_dir == ['x']
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| 
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|     def test_parse_known_and_unknown_args(self, parser):
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|         parser.addoption("--hello", action="store_true")
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|         ns, unknown = parser.parse_known_and_unknown_args(["x", "--y",
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|                                                            "--hello", "this"])
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|         assert ns.hello
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|         assert ns.file_or_dir == ['x']
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|         assert unknown == ['--y', 'this']
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| 
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|     def test_parse_will_set_default(self, parser):
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|         parser.addoption("--hello", dest="hello", default="x", action="store")
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|         option = parser.parse([])
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|         assert option.hello == "x"
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|         del option.hello
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|         parser.parse_setoption([], option)
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|         assert option.hello == "x"
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| 
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|     def test_parse_setoption(self, parser):
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|         parser.addoption("--hello", dest="hello", action="store")
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|         parser.addoption("--world", dest="world", default=42)
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|         class A: pass
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|         option = A()
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|         args = parser.parse_setoption(['--hello', 'world'], option)
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|         assert option.hello == "world"
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|         assert option.world == 42
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|         assert not args
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| 
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|     def test_parse_special_destination(self, parser):
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|         parser.addoption("--ultimate-answer", type=int)
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|         args = parser.parse(['--ultimate-answer', '42'])
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|         assert args.ultimate_answer == 42
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| 
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|     def test_parse_split_positional_arguments(self, parser):
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|         parser.addoption("-R", action='store_true')
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|         parser.addoption("-S", action='store_false')
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|         args = parser.parse(['-R', '4', '2', '-S'])
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|         assert getattr(args, parseopt.FILE_OR_DIR) == ['4', '2']
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|         args = parser.parse(['-R', '-S', '4', '2', '-R'])
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|         assert getattr(args, parseopt.FILE_OR_DIR) == ['4', '2']
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|         assert args.R == True
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|         assert args.S == False
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|         args = parser.parse(['-R', '4', '-S', '2'])
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|         assert getattr(args, parseopt.FILE_OR_DIR) == ['4', '2']
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|         assert args.R == True
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|         assert args.S == False
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| 
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|     def test_parse_defaultgetter(self):
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|         def defaultget(option):
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|             if not hasattr(option, 'type'):
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|                 return
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|             if option.type is int:
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|                 option.default = 42
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|             elif option.type is str:
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|                 option.default = "world"
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|         parser = parseopt.Parser(processopt=defaultget)
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|         parser.addoption("--this", dest="this", type="int", action="store")
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|         parser.addoption("--hello", dest="hello", type="string", action="store")
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|         parser.addoption("--no", dest="no", action="store_true")
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|         option = parser.parse([])
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|         assert option.hello == "world"
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|         assert option.this == 42
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|         assert option.no is False
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| 
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|     def test_drop_short_helper(self):
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|         parser = py.std.argparse.ArgumentParser(formatter_class=parseopt.DropShorterLongHelpFormatter)
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|         parser.add_argument('-t', '--twoword', '--duo', '--two-word', '--two',
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|                              help='foo').map_long_option = {'two': 'two-word'}
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|         # throws error on --deux only!
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|         parser.add_argument('-d', '--deuxmots', '--deux-mots',
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|                             action='store_true', help='foo').map_long_option = {'deux': 'deux-mots'}
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|         parser.add_argument('-s', action='store_true', help='single short')
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|         parser.add_argument('--abc', '-a',
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|                             action='store_true', help='bar')
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|         parser.add_argument('--klm', '-k', '--kl-m',
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|                             action='store_true', help='bar')
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|         parser.add_argument('-P', '--pq-r', '-p', '--pqr',
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|                             action='store_true', help='bar')
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|         parser.add_argument('--zwei-wort', '--zweiwort', '--zweiwort',
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|                             action='store_true', help='bar')
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|         parser.add_argument('-x', '--exit-on-first', '--exitfirst',
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|                             action='store_true', help='spam').map_long_option = {'exitfirst': 'exit-on-first'}
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|         parser.add_argument('files_and_dirs', nargs='*')
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|         args = parser.parse_args(['-k', '--duo', 'hallo', '--exitfirst'])
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|         assert args.twoword == 'hallo'
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|         assert args.klm is True
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|         assert args.zwei_wort is False
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|         assert args.exit_on_first is True
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|         assert args.s is False
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|         args = parser.parse_args(['--deux-mots'])
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|         with pytest.raises(AttributeError):
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|             assert args.deux_mots is True
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|         assert args.deuxmots is True
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|         args = parser.parse_args(['file', 'dir'])
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|         assert '|'.join(args.files_and_dirs) == 'file|dir'
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| 
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|     def test_drop_short_0(self, parser):
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|         parser.addoption('--funcarg', '--func-arg', action='store_true')
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|         parser.addoption('--abc-def', '--abc-def', action='store_true')
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|         parser.addoption('--klm-hij', action='store_true')
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|         args = parser.parse(['--funcarg', '--k'])
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|         assert args.funcarg is True
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|         assert args.abc_def is False
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|         assert args.klm_hij is True
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| 
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|     def test_drop_short_2(self, parser):
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|         parser.addoption('--func-arg', '--doit', action='store_true')
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|         args = parser.parse(['--doit'])
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|         assert args.func_arg is True
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| 
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|     def test_drop_short_3(self, parser):
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|         parser.addoption('--func-arg', '--funcarg', '--doit', action='store_true')
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|         args = parser.parse(['abcd'])
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|         assert args.func_arg is False
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|         assert args.file_or_dir == ['abcd']
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| 
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|     def test_drop_short_help0(self, parser, capsys):
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|         parser.addoption('--func-args', '--doit', help = 'foo',
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|                          action='store_true')
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|         parser.parse([])
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|         help = parser.optparser.format_help()
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|         assert '--func-args, --doit  foo' in  help
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| 
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|     # testing would be more helpful with all help generated
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|     def test_drop_short_help1(self, parser, capsys):
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|         group = parser.getgroup("general")
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|         group.addoption('--doit', '--func-args', action='store_true', help='foo')
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|         group._addoption("-h", "--help", action="store_true", dest="help",
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|                 help="show help message and configuration info")
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|         parser.parse(['-h'])
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|         help = parser.optparser.format_help()
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|         assert '-doit, --func-args  foo' in  help
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| 
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| 
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| def test_argcomplete(testdir, monkeypatch):
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|     if not py.path.local.sysfind('bash'):
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|         pytest.skip("bash not available")
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|     script = str(testdir.tmpdir.join("test_argcomplete"))
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|     pytest_bin = sys.argv[0]
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|     if "pytest" not in os.path.basename(pytest_bin):
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|         pytest.skip("need to be run with pytest executable, not %s" %(pytest_bin,))
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| 
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|     with open(str(script), 'w') as fp:
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|         # redirect output from argcomplete to stdin and stderr is not trivial
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|         # http://stackoverflow.com/q/12589419/1307905
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|         # so we use bash
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|         fp.write('COMP_WORDBREAKS="$COMP_WORDBREAKS" %s 8>&1 9>&2' % pytest_bin)
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|     # alternative would be exteneded Testdir.{run(),_run(),popen()} to be able
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|     # to handle a keyword argument env that replaces os.environ in popen or
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|     # extends the copy, advantage: could not forget to restore
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|     monkeypatch.setenv('_ARGCOMPLETE', "1")
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|     monkeypatch.setenv('_ARGCOMPLETE_IFS',"\x0b")
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|     monkeypatch.setenv('COMP_WORDBREAKS', ' \\t\\n"\\\'><=;|&(:')
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| 
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|     arg = '--fu'
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|     monkeypatch.setenv('COMP_LINE', "pytest " + arg)
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|     monkeypatch.setenv('COMP_POINT', str(len("pytest " + arg)))
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|     result = testdir.run('bash', str(script), arg)
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|     if result.ret == 255:
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|         # argcomplete not found
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|         pytest.skip("argcomplete not available")
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|     elif not result.stdout.str():
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|         pytest.skip("bash provided no output, argcomplete not available?")
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|     else:
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|         if py.std.sys.version_info < (2,7):
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|             result.stdout.lines = result.stdout.lines[0].split('\x0b')
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|             result.stdout.fnmatch_lines(["--funcargs", "--fulltrace"])
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|         else:
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|             result.stdout.fnmatch_lines(["--funcargs", "--fulltrace"])
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|     if py.std.sys.version_info < (2,7):
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|         return
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|     os.mkdir('test_argcomplete.d')
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|     arg = 'test_argc'
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|     monkeypatch.setenv('COMP_LINE', "pytest " + arg)
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|     monkeypatch.setenv('COMP_POINT', str(len('pytest ' + arg)))
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|     result = testdir.run('bash', str(script), arg)
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|     result.stdout.fnmatch_lines(["test_argcomplete", "test_argcomplete.d/"])
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