spec/shell-grammar.test.sh

OILS / spec / shell-grammar.test.sh View on Github | oilshell.org

206 lines, 106 significant

1	# Test cases for the grammar. It uses pidgin shell because we don't have a
2	# proper lexer in ANTLR (ANTLR's lexers don't have states anyway.)
3	#
4	# These tests should run under the normal shell. But REAL shel tests won't run
5	# under the fake shells grammar/shell*.sh
6
7	## suite: disabled
8
9	#### Simple command
10	echo
11
12	#### Command with args
13	echo word word
14
15	#### Command with trailer
16	echo word word &
17
18	#### a & b
19	echo word_a & echo word_b
20
21	#### a & b &
22	echo word_a & echo word_b &
23
24	#### a && b
25	echo word_a && echo word_b
26
27	#### a \|\| b
28	echo word_a \|\| echo word_b
29
30	#### a && b \|\| c
31	echo word_a && echo word_b \|\| echo
32
33	#### Invalid token
34	invalid
35	# TODO: change these to qualifiers!
36	## status: 99
37
38	#### Filename Redirect
39	echo 2>filename
40
41	#### Append redirect
42	echo >>filename
43
44	#### Prefix redirect
45	<filename echo
46
47	#### Var assignment
48	NAME=foo echo >>filename
49
50	#### Brace group
51	{ echo
52	echo
53	}
54
55	#### Brace group on oneline
56	{ echo word_a; echo word_b; }
57
58	#### Subshell
59	(echo word_a; echo word_b;)
60
61	#### Command sub
62	#echo $(echo word_a; echo word_b;)
63	echo
64
65	#### Subshell on multiple lines
66	(echo
67	echo
68	echo
69	)
70
71	#### For loop
72	# TODO: need to add variables
73	for name in word_a word_b word_c
74	do
75	echo word_x
76	echo word_y
77	done
78
79	#### While loop with empty lines
80	while ! echo word_a
81	do
82
83	echo word_b
84
85	echo word_c
86
87	done
88
89	#### Until loop
90	until echo word_a
91	do
92	echo word_b
93	echo word_c
94	done
95
96	#### If
97	if echo
98	then
99	echo
100	else
101	echo
102	fi
103
104	#### If with then on same line
105	if echo; then
106	echo
107	else
108	echo
109	fi
110
111	#### If with then on same line missing semicolon
112	# My ANTLR parsers fail to flag this. The 'else' keyword should be unexpected.
113	if echo then
114	echo
115	else
116	echo
117	fi
118	## status: 2
119
120	#### If on one line
121	if echo; then echo; else echo; fi
122
123	#### If pipe
124	if echo \| echo word_b; then
125	echo
126	else
127	echo
128	fi
129
130
131	#### Empty case
132	case word_a in
133	esac
134
135	#### Case without last dsemi
136	case word_a in
137	word_b) echo
138	esac
139
140	#### Case with last dsemi
141	case word_a in
142	word_b) echo
143	;;
144	esac
145
146	#### Case with empty clauses
147	case word_a in
148	word_b)
149	;;
150	word_c)
151	esac
152
153	#### case item without ;; is not allowed
154	case word_a in
155	word_a)
156	word_b)
157	echo
158	;;
159	esac
160	## status: 99
161
162
163	#### Case with last dsemi on same line
164	case word_a in
165	word_b) echo ;;
166	esac
167
168	#### Case with 2 options
169	case word_a in
170	word_b\|word_c)
171	echo word_d
172	echo word_e
173	;;
174	word_e)
175	echo word_f
176	;;
177	esac
178
179	#### Case all on one line
180	case word_a in word_b) echo ;; word_c) echo ;; esac
181
182	#### Case all on one line without trailing ;;
183	case word_a in word_b) echo word_b;; word_c) echo word_c; esac
184
185	#### Case all on one line without trailing ;; or ;
186	# My ANTLR parsers don't fail here and they should.
187	case word_a in word_b) echo word_b;; word_c) echo word_c esac
188	## status: 99
189
190	#### case: Using ; instead of ;;
191	case word_a in
192	word_a)
193	;
194	word_b)
195	echo
196	;;
197	esac
198	## status: 99
199
200
201	#### Function def
202	name_a() {
203	echo word_a
204	echo word_b
205	}
206