Shinichiro Hamaji | b69bf8a | 2015-06-10 14:52:06 +0900 | [diff] [blame] | 1 | // Copyright 2015 Google Inc. All rights reserved |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
Fumitoshi Ukai | 744bb2b | 2015-06-25 00:10:52 +0900 | [diff] [blame] | 15 | package kati |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 16 | |
| 17 | import ( |
| 18 | "reflect" |
| 19 | "testing" |
| 20 | ) |
| 21 | |
| 22 | func TestParseExpr(t *testing.T) { |
| 23 | for _, tc := range []struct { |
| 24 | in string |
| 25 | val Value |
| 26 | isErr bool |
| 27 | }{ |
| 28 | { |
| 29 | in: "foo", |
| 30 | val: literal("foo"), |
| 31 | }, |
| 32 | { |
| 33 | in: "(foo)", |
| 34 | val: literal("(foo)"), |
| 35 | }, |
| 36 | { |
| 37 | in: "{foo}", |
| 38 | val: literal("{foo}"), |
| 39 | }, |
| 40 | { |
| 41 | in: "$$", |
| 42 | val: literal("$"), |
| 43 | }, |
| 44 | { |
| 45 | in: "foo$$bar", |
| 46 | val: literal("foo$bar"), |
| 47 | }, |
| 48 | { |
| 49 | in: "$foo", |
Fumitoshi Ukai | 55c8fa9 | 2015-06-25 15:56:10 +0900 | [diff] [blame] | 50 | val: expr{&varref{varname: literal("f")}, literal("oo")}, |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 51 | }, |
| 52 | { |
| 53 | in: "$(foo)", |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 54 | val: &varref{varname: literal("foo"), paren: '('}, |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 55 | }, |
| 56 | { |
| 57 | in: "$(foo:.c=.o)", |
| 58 | val: varsubst{ |
| 59 | varname: literal("foo"), |
| 60 | pat: literal(".c"), |
| 61 | subst: literal(".o"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 62 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 63 | }, |
| 64 | }, |
| 65 | { |
| 66 | in: "$(subst $(space),$(,),$(foo))/bar", |
Fumitoshi Ukai | 55c8fa9 | 2015-06-25 15:56:10 +0900 | [diff] [blame] | 67 | val: expr{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 68 | &funcSubst{ |
| 69 | fclosure: fclosure{ |
| 70 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 71 | literal("(subst"), |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 72 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 73 | varname: literal("space"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 74 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 75 | }, |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 76 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 77 | varname: literal(","), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 78 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 79 | }, |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 80 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 81 | varname: literal("foo"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 82 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 83 | }, |
| 84 | }, |
| 85 | }, |
| 86 | }, |
| 87 | literal("/bar"), |
| 88 | }, |
| 89 | }, |
| 90 | { |
| 91 | in: "$(subst $(space),$,,$(foo))", |
| 92 | val: &funcSubst{ |
| 93 | fclosure: fclosure{ |
| 94 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 95 | literal("(subst"), |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 96 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 97 | varname: literal("space"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 98 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 99 | }, |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 100 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 101 | varname: literal(""), |
| 102 | }, |
Fumitoshi Ukai | 55c8fa9 | 2015-06-25 15:56:10 +0900 | [diff] [blame] | 103 | expr{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 104 | literal(","), |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 105 | &varref{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 106 | varname: literal("foo"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 107 | paren: '(', |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 108 | }, |
| 109 | }, |
| 110 | }, |
| 111 | }, |
| 112 | }, |
| 113 | }, |
| 114 | { |
| 115 | in: `$(shell echo '()')`, |
| 116 | val: &funcShell{ |
| 117 | fclosure: fclosure{ |
| 118 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 119 | literal("(shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 120 | literal("echo '()'"), |
| 121 | }, |
| 122 | }, |
| 123 | }, |
| 124 | }, |
| 125 | { |
Fumitoshi Ukai | ebf945c | 2015-04-10 17:30:04 +0900 | [diff] [blame] | 126 | in: `${shell echo '()'}`, |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 127 | val: &funcShell{ |
| 128 | fclosure: fclosure{ |
| 129 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 130 | literal("{shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 131 | literal("echo '()'"), |
| 132 | }, |
| 133 | }, |
| 134 | }, |
| 135 | }, |
| 136 | { |
| 137 | in: `$(shell echo ')')`, |
Fumitoshi Ukai | 55c8fa9 | 2015-06-25 15:56:10 +0900 | [diff] [blame] | 138 | val: expr{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 139 | &funcShell{ |
| 140 | fclosure: fclosure{ |
| 141 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 142 | literal("(shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 143 | literal("echo '"), |
| 144 | }, |
| 145 | }, |
| 146 | }, |
| 147 | literal("')"), |
| 148 | }, |
| 149 | }, |
| 150 | { |
| 151 | in: `${shell echo ')'}`, |
| 152 | val: &funcShell{ |
| 153 | fclosure: fclosure{ |
| 154 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 155 | literal("{shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 156 | literal("echo ')'"), |
| 157 | }, |
| 158 | }, |
| 159 | }, |
| 160 | }, |
| 161 | { |
| 162 | in: `${shell echo '}'}`, |
Fumitoshi Ukai | 55c8fa9 | 2015-06-25 15:56:10 +0900 | [diff] [blame] | 163 | val: expr{ |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 164 | &funcShell{ |
| 165 | fclosure: fclosure{ |
| 166 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 167 | literal("{shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 168 | literal("echo '"), |
| 169 | }, |
| 170 | }, |
| 171 | }, |
| 172 | literal("'}"), |
| 173 | }, |
| 174 | }, |
| 175 | { |
| 176 | in: `$(shell make --version | ruby -n0e 'puts $$_[/Make (\d)/,1]')`, |
| 177 | val: &funcShell{ |
| 178 | fclosure: fclosure{ |
| 179 | args: []Value{ |
Fumitoshi Ukai | b2670d9 | 2015-04-16 10:28:27 +0900 | [diff] [blame] | 180 | literal("(shell"), |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 181 | literal(`make --version | ruby -n0e 'puts $_[/Make (\d)/,1]'`), |
| 182 | }, |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 183 | }, |
| 184 | }, |
| 185 | }, |
Fumitoshi Ukai | ee5c6fc | 2015-04-16 13:13:10 +0900 | [diff] [blame] | 186 | { |
| 187 | in: `$(and ${TRUE}, $(X) )`, |
| 188 | val: &funcAnd{ |
| 189 | fclosure: fclosure{ |
| 190 | args: []Value{ |
| 191 | literal("(and"), |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 192 | &varref{ |
Fumitoshi Ukai | ee5c6fc | 2015-04-16 13:13:10 +0900 | [diff] [blame] | 193 | varname: literal("TRUE"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 194 | paren: '{', |
Fumitoshi Ukai | ee5c6fc | 2015-04-16 13:13:10 +0900 | [diff] [blame] | 195 | }, |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 196 | &varref{ |
Fumitoshi Ukai | ee5c6fc | 2015-04-16 13:13:10 +0900 | [diff] [blame] | 197 | varname: literal("X"), |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 198 | paren: '(', |
Fumitoshi Ukai | ee5c6fc | 2015-04-16 13:13:10 +0900 | [diff] [blame] | 199 | }, |
| 200 | }, |
| 201 | }, |
| 202 | }, |
| 203 | }, |
| 204 | { |
| 205 | in: `$(call func, \ |
| 206 | foo)`, |
| 207 | val: &funcCall{ |
| 208 | fclosure: fclosure{ |
| 209 | args: []Value{ |
| 210 | literal("(call"), |
| 211 | literal("func"), |
| 212 | literal(" foo"), |
| 213 | }, |
| 214 | }, |
| 215 | }, |
| 216 | }, |
| 217 | { |
| 218 | in: `$(call func, \)`, |
| 219 | val: &funcCall{ |
| 220 | fclosure: fclosure{ |
| 221 | args: []Value{ |
| 222 | literal("(call"), |
| 223 | literal("func"), |
| 224 | literal(` \`), |
| 225 | }, |
| 226 | }, |
| 227 | }, |
| 228 | }, |
Fumitoshi Ukai | da7f255 | 2015-04-16 13:33:37 +0900 | [diff] [blame] | 229 | { |
| 230 | in: `$(eval ## comment)`, |
| 231 | val: &funcNop{ |
| 232 | expr: `$(eval ## comment)`, |
| 233 | }, |
| 234 | }, |
Fumitoshi Ukai | 150c861 | 2015-04-16 15:35:44 +0900 | [diff] [blame] | 235 | { |
| 236 | in: `$(eval foo = bar)`, |
| 237 | val: &funcEvalAssign{ |
| 238 | lhs: "foo", |
| 239 | op: "=", |
| 240 | rhs: literal("bar"), |
| 241 | }, |
| 242 | }, |
| 243 | { |
| 244 | in: `$(eval foo :=)`, |
| 245 | val: &funcEvalAssign{ |
| 246 | lhs: "foo", |
| 247 | op: ":=", |
| 248 | rhs: literal(""), |
| 249 | }, |
| 250 | }, |
Fumitoshi Ukai | d8cec17 | 2015-04-28 00:08:09 +0900 | [diff] [blame] | 251 | { |
| 252 | in: `$(eval foo := $(bar))`, |
| 253 | val: &funcEvalAssign{ |
| 254 | lhs: "foo", |
| 255 | op: ":=", |
Fumitoshi Ukai | b8acae9 | 2015-06-18 15:36:57 +0900 | [diff] [blame] | 256 | rhs: &varref{ |
Fumitoshi Ukai | bbb0db5 | 2015-06-30 16:51:27 +0900 | [diff] [blame] | 257 | varname: literal("bar"), |
| 258 | paren: '(', |
Fumitoshi Ukai | d8cec17 | 2015-04-28 00:08:09 +0900 | [diff] [blame] | 259 | }, |
| 260 | }, |
| 261 | }, |
| 262 | { |
| 263 | in: `$(eval foo := $$(bar))`, |
| 264 | val: &funcEvalAssign{ |
| 265 | lhs: "foo", |
| 266 | op: ":=", |
| 267 | rhs: literal("$(bar)"), |
| 268 | }, |
| 269 | }, |
| 270 | { |
| 271 | in: `$(strip $1)`, |
| 272 | val: &funcStrip{ |
| 273 | fclosure: fclosure{ |
| 274 | args: []Value{ |
| 275 | literal("(strip"), |
| 276 | paramref(1), |
Fumitoshi Ukai | f0a2ba7 | 2015-04-19 00:02:32 +0900 | [diff] [blame] | 277 | }, |
| 278 | }, |
| 279 | }, |
Fumitoshi Ukai | d8cec17 | 2015-04-28 00:08:09 +0900 | [diff] [blame] | 280 | }, |
| 281 | { |
| 282 | in: `$(strip $(1))`, |
| 283 | val: &funcStrip{ |
| 284 | fclosure: fclosure{ |
| 285 | args: []Value{ |
| 286 | literal("(strip"), |
| 287 | paramref(1), |
Fumitoshi Ukai | f0a2ba7 | 2015-04-19 00:02:32 +0900 | [diff] [blame] | 288 | }, |
| 289 | }, |
| 290 | }, |
Fumitoshi Ukai | d8cec17 | 2015-04-28 00:08:09 +0900 | [diff] [blame] | 291 | }, |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 292 | } { |
Fumitoshi Ukai | e9aa380 | 2015-07-03 11:33:23 +0900 | [diff] [blame] | 293 | val, _, err := parseExpr([]byte(tc.in), nil, parseOp{alloc: true}) |
Fumitoshi Ukai | b36f387 | 2015-04-10 15:06:38 +0900 | [diff] [blame] | 294 | if tc.isErr { |
| 295 | if err == nil { |
| 296 | t.Errorf(`parseExpr(%q)=_, _, nil; want error`, tc.in) |
| 297 | } |
| 298 | continue |
| 299 | } |
| 300 | if err != nil { |
| 301 | t.Errorf(`parseExpr(%q)=_, _, %v; want nil error`, tc.in, err) |
| 302 | continue |
| 303 | } |
| 304 | if got, want := val, tc.val; !reflect.DeepEqual(got, want) { |
| 305 | t.Errorf("parseExpr(%[1]q)=%[2]q %#[2]v, _, _;\n want %[3]q %#[3]v, _, _", tc.in, got, want) |
| 306 | } |
| 307 | } |
| 308 | } |