1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
|
begin
require "readline"
=begin
class << Readline
[
"vi_editing_mode",
"emacs_editing_mode",
"completion_append_character=",
"completion_append_character",
"basic_word_break_characters=",
"basic_word_break_characters",
"completer_word_break_characters=",
"completer_word_break_characters",
"basic_quote_characters=",
"basic_quote_characters",
"completer_quote_characters=",
"completer_quote_characters",
"filename_quote_characters=",
"filename_quote_characters",
].each do |method_name|
define_method(method_name.to_sym) do |*args|
raise NotImplementedError
end
end
end
=end
rescue LoadError
else
require "test/unit"
require "tempfile"
end
class TestReadline < Test::Unit::TestCase
def teardown
Readline.instance_variable_set("@completion_proc", nil)
end
def test_safe_level_4
method_args =
[
["readline"],
["input=", $stdin],
["output=", $stdout],
["completion_proc=", proc {}],
["completion_proc"],
["completion_case_fold=", true],
["completion_case_fold"],
["vi_editing_mode"],
["emacs_editing_mode"],
["completion_append_character=", "s"],
["completion_append_character"],
["basic_word_break_characters=", "s"],
["basic_word_break_characters"],
["completer_word_break_characters=", "s"],
["completer_word_break_characters"],
["basic_quote_characters=", "\\"],
["basic_quote_characters"],
["completer_quote_characters=", "\\"],
["completer_quote_characters"],
["filename_quote_characters=", "\\"],
["filename_quote_characters"],
]
method_args.each do |method_name, *args|
assert_raises(SecurityError, NotImplementedError,
"method=<#{method_name}>") do
Thread.start {
$SAFE = 4
Readline.send(method_name.to_sym, *args)
assert(true)
}.join
end
end
end
def test_readline
stdin = Tempfile.new("test_readline_stdin")
stdout = Tempfile.new("test_readline_stdout")
begin
stdin.write("hello\n")
stdin.close
stdout.close
line = replace_stdio(stdin.path, stdout.path) {
Readline.readline("> ", true)
}
assert_equal("hello", line)
assert_equal(true, line.tainted?)
stdout.open
assert_equal("> ", stdout.read(2))
assert_equal(1, Readline::HISTORY.length)
assert_equal("hello", Readline::HISTORY[0])
assert_raises(SecurityError) do
Thread.start {
$SAFE = 1
replace_stdio(stdin.path, stdout.path) do
Readline.readline("> ".taint)
end
}.join
end
assert_raises(SecurityError) do
Thread.start {
$SAFE = 4
replace_stdio(stdin.path, stdout.path) { Readline.readline("> ") }
}.join
end
ensure
stdin.close(true)
stdout.close(true)
end
end if !/EditLine/n.match(Readline::VERSION)
def test_input=
assert_raise(TypeError) do
Readline.input = "This is not a file."
end
end
def test_output=
assert_raise(TypeError) do
Readline.output = "This is not a file."
end
end
def test_completion_proc
expected = proc { |input| input }
Readline.completion_proc = expected
assert_equal(expected, Readline.completion_proc)
assert_raise(ArgumentError) do
Readline.completion_proc = "This does not have call method."
end
end
def test_completion_case_fold
expected = [true, false, "string", {"a" => "b"}]
expected.each do |e|
Readline.completion_case_fold = e
assert_equal(e, Readline.completion_case_fold)
end
end
def test_completion_append_character
begin
Readline.completion_append_character = "x"
assert_equal("x", Readline.completion_append_character)
Readline.completion_append_character = "xyz"
assert_equal("x", Readline.completion_append_character)
Readline.completion_append_character = nil
assert_equal(nil, Readline.completion_append_character)
Readline.completion_append_character = ""
assert_equal(nil, Readline.completion_append_character)
rescue NotImplementedError
end
end
# basic_word_break_characters
# completer_word_break_characters
# basic_quote_characters
# completer_quote_characters
# filename_quote_characters
def test_some_characters_methods
method_names = [
"basic_word_break_characters",
"completer_word_break_characters",
"basic_quote_characters",
"completer_quote_characters",
"filename_quote_characters",
]
method_names.each do |method_name|
begin
begin
saved = Readline.send(method_name.to_sym)
expecteds = [" ", " .,|\t", ""]
expecteds.each do |e|
Readline.send((method_name + "=").to_sym, e)
assert_equal(e, Readline.send(method_name.to_sym))
end
ensure
Readline.send((method_name + "=").to_sym, saved) if saved
end
rescue NotImplementedError
end
end
end
private
def replace_stdio(stdin_path, stdout_path)
open(stdin_path, "r"){|stdin|
open(stdout_path, "w"){|stdout|
orig_stdin = STDIN.dup
orig_stdout = STDOUT.dup
STDIN.reopen(stdin)
STDOUT.reopen(stdout)
begin
Readline.input = STDIN
Readline.output = STDOUT
yield
ensure
STDIN.reopen(orig_stdin)
STDOUT.reopen(orig_stdout)
orig_stdin.close
orig_stdout.close
end
}
}
end
end if defined?(::Readline)
|