1 | ## oils_failures_allowed: 0
|
2 | ## compare_shells: dash bash mksh zsh ash
|
3 |
|
4 | # TODO mapfile options: -c, -C, -u, etc.
|
5 |
|
6 | #### echo dashes
|
7 | echo -
|
8 | echo --
|
9 | echo ---
|
10 | ## stdout-json: "-\n--\n---\n"
|
11 | ## BUG zsh stdout-json: "\n--\n---\n"
|
12 |
|
13 | #### echo backslashes
|
14 | echo \\
|
15 | echo '\'
|
16 | echo '\\'
|
17 | echo "\\"
|
18 | ## STDOUT:
|
19 | \
|
20 | \
|
21 | \\
|
22 | \
|
23 | ## BUG dash/mksh/zsh STDOUT:
|
24 | \
|
25 | \
|
26 | \
|
27 | \
|
28 | ## END
|
29 |
|
30 | #### echo -e backslashes
|
31 | echo -e \\
|
32 | echo -e '\'
|
33 | echo -e '\\'
|
34 | echo -e "\\"
|
35 | echo
|
36 |
|
37 | # backslash at end of line
|
38 | echo -e '\
|
39 | line2'
|
40 | ## STDOUT:
|
41 | \
|
42 | \
|
43 | \
|
44 | \
|
45 |
|
46 | \
|
47 | line2
|
48 | ## N-I dash STDOUT:
|
49 | -e \
|
50 | -e \
|
51 | -e \
|
52 | -e \
|
53 |
|
54 | -e \
|
55 | line2
|
56 | ## END
|
57 |
|
58 | #### echo builtin should disallow typed args - literal
|
59 | echo (42)
|
60 | ## status: 2
|
61 | ## OK mksh/zsh status: 1
|
62 | ## STDOUT:
|
63 | ## END
|
64 |
|
65 | #### echo builtin should disallow typed args - variable
|
66 | var x = 43
|
67 | echo (x)
|
68 | ## status: 2
|
69 | ## OK mksh/zsh status: 1
|
70 | ## STDOUT:
|
71 | ## END
|
72 |
|
73 | #### echo -en
|
74 | echo -en 'abc\ndef\n'
|
75 | ## stdout-json: "abc\ndef\n"
|
76 | ## N-I dash stdout-json: "-en abc\ndef\n\n"
|
77 |
|
78 | #### echo -ez (invalid flag)
|
79 | # bash differs from the other three shells, but its behavior is possibly more
|
80 | # sensible, if you're going to ignore the error. It doesn't make sense for
|
81 | # the 'e' to mean 2 different things simultaneously: flag and literal to be
|
82 | # printed.
|
83 | echo -ez 'abc\n'
|
84 | ## stdout-json: "-ez abc\\n\n"
|
85 | ## OK dash/mksh/zsh stdout-json: "-ez abc\n\n"
|
86 |
|
87 | #### echo -e with embedded newline
|
88 | flags='-e'
|
89 | case $SH in dash) flags='' ;; esac
|
90 |
|
91 | echo $flags 'foo
|
92 | bar'
|
93 | ## STDOUT:
|
94 | foo
|
95 | bar
|
96 | ## END
|
97 |
|
98 | #### echo -e line continuation
|
99 | flags='-e'
|
100 | case $SH in dash) flags='' ;; esac
|
101 |
|
102 | echo $flags 'foo\
|
103 | bar'
|
104 | ## STDOUT:
|
105 | foo\
|
106 | bar
|
107 | ## END
|
108 |
|
109 | #### echo -e with C escapes
|
110 | # https://www.gnu.org/software/bash/manual/bashref.html#Bourne-Shell-Builtins
|
111 | # not sure why \c is like NUL?
|
112 | # zsh doesn't allow \E for some reason.
|
113 | echo -e '\a\b\d\e\f'
|
114 | ## stdout-json: "\u0007\u0008\\d\u001b\u000c\n"
|
115 | ## N-I dash stdout-json: "-e \u0007\u0008\\d\\e\u000c\n"
|
116 |
|
117 | #### echo -e with whitespace C escapes
|
118 | echo -e '\n\r\t\v'
|
119 | ## stdout-json: "\n\r\t\u000b\n"
|
120 | ## N-I dash stdout-json: "-e \n\r\t\u000b\n"
|
121 |
|
122 | #### \0
|
123 | echo -e 'ab\0cd'
|
124 | ## stdout-json: "ab\u0000cd\n"
|
125 | ## N-I dash stdout-json: "-e ab\u0000cd\n"
|
126 |
|
127 | #### \c stops processing input
|
128 | flags='-e'
|
129 | case $SH in dash) flags='' ;; esac
|
130 |
|
131 | echo $flags xy 'ab\cde' 'zzz'
|
132 | ## stdout-json: "xy ab"
|
133 | ## N-I mksh stdout-json: "xy abde zzz"
|
134 |
|
135 | #### echo -e with hex escape
|
136 | echo -e 'abcd\x65f'
|
137 | ## stdout-json: "abcdef\n"
|
138 | ## N-I dash stdout-json: "-e abcd\\x65f\n"
|
139 |
|
140 | #### echo -e with octal escape
|
141 | flags='-e'
|
142 | case $SH in dash) flags='' ;; esac
|
143 |
|
144 | echo $flags 'abcd\044e'
|
145 | ## stdout-json: "abcd$e\n"
|
146 |
|
147 | #### echo -e with 4 digit unicode escape
|
148 | flags='-e'
|
149 | case $SH in dash) flags='' ;; esac
|
150 |
|
151 | echo $flags 'abcd\u0065f'
|
152 | ## STDOUT:
|
153 | abcdef
|
154 | ## END
|
155 | ## N-I dash/ash stdout-json: "abcd\\u0065f\n"
|
156 |
|
157 | #### echo -e with 8 digit unicode escape
|
158 | flags='-e'
|
159 | case $SH in dash) flags='' ;; esac
|
160 |
|
161 | echo $flags 'abcd\U00000065f'
|
162 | ## STDOUT:
|
163 | abcdef
|
164 | ## END
|
165 | ## N-I dash/ash stdout-json: "abcd\\U00000065f\n"
|
166 |
|
167 | #### \0377 is the highest octal byte
|
168 | echo -en '\03777' | od -A n -t x1 | sed 's/ \+/ /g'
|
169 | ## stdout-json: " ff 37\n"
|
170 | ## N-I dash stdout-json: " 2d 65 6e 20 ff 37 0a\n"
|
171 |
|
172 | #### \0400 is one more than the highest octal byte
|
173 | # It is 256 % 256 which gets interpreted as a NUL byte.
|
174 | echo -en '\04000' | od -A n -t x1 | sed 's/ \+/ /g'
|
175 | ## stdout-json: " 00 30\n"
|
176 | ## BUG ash stdout-json: " 20 30 30\n"
|
177 | ## N-I dash stdout-json: " 2d 65 6e 20 00 30 0a\n"
|
178 |
|
179 | #### \0777 is out of range
|
180 | flags='-en'
|
181 | case $SH in dash) flags='-n' ;; esac
|
182 |
|
183 | echo $flags '\0777' | od -A n -t x1 | sed 's/ \+/ /g'
|
184 | ## stdout-json: " ff\n"
|
185 | ## BUG mksh stdout-json: " c3 bf\n"
|
186 | ## BUG ash stdout-json: " 3f 37\n"
|
187 |
|
188 | #### incomplete hex escape
|
189 | echo -en 'abcd\x6' | od -A n -c | sed 's/ \+/ /g'
|
190 | ## stdout-json: " a b c d 006\n"
|
191 | ## N-I dash stdout-json: " - e n a b c d \\ x 6 \\n\n"
|
192 |
|
193 | #### \x
|
194 | # I consider mksh and zsh a bug because \x is not an escape
|
195 | echo -e '\x' '\xg' | od -A n -c | sed 's/ \+/ /g'
|
196 | ## stdout-json: " \\ x \\ x g \\n\n"
|
197 | ## N-I dash stdout-json: " - e \\ x \\ x g \\n\n"
|
198 | ## BUG mksh/zsh stdout-json: " \\0 \\0 g \\n\n"
|
199 |
|
200 | #### incomplete octal escape
|
201 | flags='-en'
|
202 | case $SH in dash) flags='-n' ;; esac
|
203 |
|
204 | echo $flags 'abcd\04' | od -A n -c | sed 's/ \+/ /g'
|
205 | ## stdout-json: " a b c d 004\n"
|
206 |
|
207 | #### incomplete unicode escape
|
208 | echo -en 'abcd\u006' | od -A n -c | sed 's/ \+/ /g'
|
209 | ## stdout-json: " a b c d 006\n"
|
210 | ## N-I dash stdout-json: " - e n a b c d \\ u 0 0 6 \\n\n"
|
211 | ## BUG ash stdout-json: " a b c d \\ u 0 0 6\n"
|
212 |
|
213 | #### \u6
|
214 | flags='-en'
|
215 | case $SH in dash) flags='-n' ;; esac
|
216 |
|
217 | echo $flags '\u6' | od -A n -c | sed 's/ \+/ /g'
|
218 | ## stdout-json: " 006\n"
|
219 | ## N-I dash/ash stdout-json: " \\ u 6\n"
|
220 |
|
221 | #### \0 \1 \8
|
222 | # \0 is special, but \1 isn't in bash
|
223 | # \1 is special in dash! geez
|
224 | flags='-en'
|
225 | case $SH in dash) flags='-n' ;; esac
|
226 |
|
227 | echo $flags '\0' '\1' '\8' | od -A n -c | sed 's/ \+/ /g'
|
228 | ## stdout-json: " \\0 \\ 1 \\ 8\n"
|
229 | ## BUG dash/ash stdout-json: " \\0 001 \\ 8\n"
|
230 |
|
231 |
|
232 | #### echo to redirected directory is an error
|
233 | mkdir -p dir
|
234 |
|
235 | echo foo > ./dir
|
236 | echo status=$?
|
237 | printf foo > ./dir
|
238 | echo status=$?
|
239 |
|
240 | ## STDOUT:
|
241 | status=1
|
242 | status=1
|
243 | ## END
|
244 | ## OK dash STDOUT:
|
245 | status=2
|
246 | status=2
|
247 | ## END
|
248 |
|