| 1 | ;;; GNU Guix --- Functional package management for GNU |
| 2 | ;;; Copyright © 2014, 2015, 2016, 2017, 2018, 2019 Ludovic Courtès <ludo@gnu.org> |
| 3 | ;;; Copyright © 2021 Mark H Weaver <mhw@netris.org> |
| 4 | ;;; |
| 5 | ;;; This file is part of GNU Guix. |
| 6 | ;;; |
| 7 | ;;; GNU Guix is free software; you can redistribute it and/or modify it |
| 8 | ;;; under the terms of the GNU General Public License as published by |
| 9 | ;;; the Free Software Foundation; either version 3 of the License, or (at |
| 10 | ;;; your option) any later version. |
| 11 | ;;; |
| 12 | ;;; GNU Guix is distributed in the hope that it will be useful, but |
| 13 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | ;;; GNU General Public License for more details. |
| 16 | ;;; |
| 17 | ;;; You should have received a copy of the GNU General Public License |
| 18 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. |
| 19 | |
| 20 | (define-module (test-grafts) |
| 21 | #:use-module (guix gexp) |
| 22 | #:use-module (guix monads) |
| 23 | #:use-module (guix derivations) |
| 24 | #:use-module (guix store) |
| 25 | #:use-module (guix utils) |
| 26 | #:use-module (guix grafts) |
| 27 | #:use-module (guix tests) |
| 28 | #:use-module (gnu packages bootstrap) |
| 29 | #:use-module (srfi srfi-1) |
| 30 | #:use-module (srfi srfi-64) |
| 31 | #:use-module (rnrs bytevectors) |
| 32 | #:use-module (rnrs io ports) |
| 33 | #:use-module (ice-9 vlist)) |
| 34 | |
| 35 | (define %store |
| 36 | (open-connection-for-tests)) |
| 37 | |
| 38 | (define (bootstrap-binary name) |
| 39 | (let ((bin (search-bootstrap-binary name (%current-system)))) |
| 40 | (and %store |
| 41 | (add-to-store %store name #t "sha256" bin)))) |
| 42 | |
| 43 | (define %bash |
| 44 | (bootstrap-binary "bash")) |
| 45 | (define %mkdir |
| 46 | (bootstrap-binary "mkdir")) |
| 47 | |
| 48 | \f |
| 49 | (test-begin "grafts") |
| 50 | |
| 51 | (test-equal "graft-derivation, grafted item is a direct dependency" |
| 52 | '((type . graft) (graft (count . 2))) |
| 53 | (let* ((build `(begin |
| 54 | (mkdir %output) |
| 55 | (chdir %output) |
| 56 | (symlink %output "self") |
| 57 | (call-with-output-file "text" |
| 58 | (lambda (output) |
| 59 | (format output "foo/~a/bar" ,%mkdir))) |
| 60 | (symlink ,%bash "sh"))) |
| 61 | (orig (build-expression->derivation %store "grafted" build |
| 62 | #:inputs `(("a" ,%bash) |
| 63 | ("b" ,%mkdir)))) |
| 64 | (one (add-text-to-store %store "bash" "fake bash")) |
| 65 | (two (build-expression->derivation %store "mkdir" |
| 66 | '(call-with-output-file %output |
| 67 | (lambda (port) |
| 68 | (display "fake mkdir" port))))) |
| 69 | (grafted (graft-derivation %store orig |
| 70 | (list (graft |
| 71 | (origin %bash) |
| 72 | (replacement one)) |
| 73 | (graft |
| 74 | (origin %mkdir) |
| 75 | (replacement two)))))) |
| 76 | (and (build-derivations %store (list grafted)) |
| 77 | (let ((properties (derivation-properties grafted)) |
| 78 | (two (derivation->output-path two)) |
| 79 | (grafted (derivation->output-path grafted))) |
| 80 | (and (string=? (format #f "foo/~a/bar" two) |
| 81 | (call-with-input-file (string-append grafted "/text") |
| 82 | get-string-all)) |
| 83 | (string=? (readlink (string-append grafted "/sh")) one) |
| 84 | (string=? (readlink (string-append grafted "/self")) |
| 85 | grafted) |
| 86 | properties))))) |
| 87 | |
| 88 | (test-assert "graft-derivation, grafted item uses a different name" |
| 89 | (let* ((build `(begin |
| 90 | (mkdir %output) |
| 91 | (chdir %output) |
| 92 | (symlink %output "self") |
| 93 | (symlink ,%bash "sh"))) |
| 94 | (orig (build-expression->derivation %store "grafted" build |
| 95 | #:inputs `(("a" ,%bash)))) |
| 96 | (repl (add-text-to-store %store "BaSH" "fake bash")) |
| 97 | (grafted (graft-derivation %store orig |
| 98 | (list (graft |
| 99 | (origin %bash) |
| 100 | (replacement repl)))))) |
| 101 | (and (build-derivations %store (list grafted)) |
| 102 | (let ((grafted (derivation->output-path grafted))) |
| 103 | (and (string=? (readlink (string-append grafted "/sh")) repl) |
| 104 | (string=? (readlink (string-append grafted "/self")) |
| 105 | grafted)))))) |
| 106 | |
| 107 | ;; Make sure 'derivation-file-name' always gets to see an absolute file name. |
| 108 | (fluid-set! %file-port-name-canonicalization 'absolute) |
| 109 | |
| 110 | (test-assert "graft-derivation, grafted item is an indirect dependency" |
| 111 | (let* ((build `(begin |
| 112 | (mkdir %output) |
| 113 | (chdir %output) |
| 114 | (symlink %output "self") |
| 115 | (call-with-output-file "text" |
| 116 | (lambda (output) |
| 117 | (format output "foo/~a/bar" ,%mkdir))) |
| 118 | (symlink ,%bash "sh"))) |
| 119 | (dep (build-expression->derivation %store "dep" build |
| 120 | #:inputs `(("a" ,%bash) |
| 121 | ("b" ,%mkdir)))) |
| 122 | (orig (build-expression->derivation %store "thing" |
| 123 | '(symlink |
| 124 | (assoc-ref %build-inputs |
| 125 | "dep") |
| 126 | %output) |
| 127 | #:inputs `(("dep" ,dep)))) |
| 128 | (one (add-text-to-store %store "bash" "fake bash")) |
| 129 | (two (build-expression->derivation %store "mkdir" |
| 130 | '(call-with-output-file %output |
| 131 | (lambda (port) |
| 132 | (display "fake mkdir" port))))) |
| 133 | (grafted (graft-derivation %store orig |
| 134 | (list (graft |
| 135 | (origin %bash) |
| 136 | (replacement one)) |
| 137 | (graft |
| 138 | (origin %mkdir) |
| 139 | (replacement two)))))) |
| 140 | (and (build-derivations %store (list grafted)) |
| 141 | (let* ((two (derivation->output-path two)) |
| 142 | (grafted (derivation->output-path grafted)) |
| 143 | (dep (readlink grafted))) |
| 144 | (and (string=? (format #f "foo/~a/bar" two) |
| 145 | (call-with-input-file (string-append dep "/text") |
| 146 | get-string-all)) |
| 147 | (string=? (readlink (string-append dep "/sh")) one) |
| 148 | (string=? (readlink (string-append dep "/self")) dep) |
| 149 | (equal? (references %store grafted) (list dep)) |
| 150 | (lset= string=? |
| 151 | (list one two dep) |
| 152 | (references %store dep))))))) |
| 153 | |
| 154 | (test-assert "graft-derivation, preserve empty directories" |
| 155 | (run-with-store %store |
| 156 | (mlet* %store-monad ((fake (text-file "bash" "Fake bash.")) |
| 157 | (graft -> (graft |
| 158 | (origin %bash) |
| 159 | (replacement fake))) |
| 160 | (drv (gexp->derivation |
| 161 | "to-graft" |
| 162 | (with-imported-modules '((guix build utils)) |
| 163 | #~(begin |
| 164 | (use-modules (guix build utils)) |
| 165 | (mkdir-p (string-append #$output |
| 166 | "/a/b/c/d")) |
| 167 | (symlink #$%bash |
| 168 | (string-append #$output |
| 169 | "/bash")))))) |
| 170 | (grafted ((store-lift graft-derivation) drv |
| 171 | (list graft))) |
| 172 | (_ (built-derivations (list grafted))) |
| 173 | (out -> (derivation->output-path grafted))) |
| 174 | (return (and (string=? (readlink (string-append out "/bash")) |
| 175 | fake) |
| 176 | (file-is-directory? (string-append out "/a/b/c/d"))))))) |
| 177 | |
| 178 | (test-assert "graft-derivation, no dependencies on grafted output" |
| 179 | (run-with-store %store |
| 180 | (mlet* %store-monad ((fake (text-file "bash" "Fake bash.")) |
| 181 | (graft -> (graft |
| 182 | (origin %bash) |
| 183 | (replacement fake))) |
| 184 | (drv (gexp->derivation "foo" #~(mkdir #$output))) |
| 185 | (grafted ((store-lift graft-derivation) drv |
| 186 | (list graft)))) |
| 187 | (return (eq? grafted drv))))) |
| 188 | |
| 189 | (test-assert "graft-derivation, multiple outputs" |
| 190 | (let* ((build `(begin |
| 191 | (symlink (assoc-ref %build-inputs "a") |
| 192 | (assoc-ref %outputs "one")) |
| 193 | (symlink (assoc-ref %outputs "one") |
| 194 | (assoc-ref %outputs "two")))) |
| 195 | (orig (build-expression->derivation %store "grafted" build |
| 196 | #:inputs `(("a" ,%bash)) |
| 197 | #:outputs '("one" "two"))) |
| 198 | (repl (add-text-to-store %store "bash" "fake bash")) |
| 199 | (grafted (graft-derivation %store orig |
| 200 | (list (graft |
| 201 | (origin %bash) |
| 202 | (replacement repl)))))) |
| 203 | (and (build-derivations %store (list grafted)) |
| 204 | (let ((one (derivation->output-path grafted "one")) |
| 205 | (two (derivation->output-path grafted "two"))) |
| 206 | (and (string=? (readlink one) repl) |
| 207 | (string=? (readlink two) one)))))) |
| 208 | |
| 209 | (test-assert "graft-derivation, replaced derivation has multiple outputs" |
| 210 | ;; Here we have a replacement just for output "one" of P1 and not for the |
| 211 | ;; other output. Make sure the graft for P1:one correctly applies to the |
| 212 | ;; dependents of P1. See <http://bugs.gnu.org/24712>. |
| 213 | (let* ((p1 (build-expression->derivation |
| 214 | %store "p1" |
| 215 | `(let ((one (assoc-ref %outputs "one")) |
| 216 | (two (assoc-ref %outputs "two"))) |
| 217 | (mkdir one) |
| 218 | (mkdir two)) |
| 219 | #:outputs '("one" "two"))) |
| 220 | (p1r (build-expression->derivation |
| 221 | %store "P1" |
| 222 | `(let ((other (assoc-ref %outputs "ONE"))) |
| 223 | (mkdir other) |
| 224 | (call-with-output-file (string-append other "/replacement") |
| 225 | (const #t))) |
| 226 | #:outputs '("ONE"))) |
| 227 | (p2 (build-expression->derivation |
| 228 | %store "p2" |
| 229 | `(let ((out (assoc-ref %outputs "aaa"))) |
| 230 | (mkdir (assoc-ref %outputs "zzz")) |
| 231 | (mkdir out) (chdir out) |
| 232 | (symlink (assoc-ref %build-inputs "p1:one") "one") |
| 233 | (symlink (assoc-ref %build-inputs "p1:two") "two")) |
| 234 | #:outputs '("aaa" "zzz") |
| 235 | #:inputs `(("p1:one" ,p1 "one") |
| 236 | ("p1:two" ,p1 "two")))) |
| 237 | (p3 (build-expression->derivation |
| 238 | %store "p3" |
| 239 | `(symlink (assoc-ref %build-inputs "p2:aaa") |
| 240 | (assoc-ref %outputs "out")) |
| 241 | #:inputs `(("p2:aaa" ,p2 "aaa") |
| 242 | ("p2:zzz" ,p2 "zzz")))) |
| 243 | (p1g (graft |
| 244 | (origin p1) |
| 245 | (origin-output "one") |
| 246 | (replacement p1r) |
| 247 | (replacement-output "ONE"))) |
| 248 | (p3d (graft-derivation %store p3 (list p1g)))) |
| 249 | |
| 250 | (and (not (find (lambda (input) |
| 251 | ;; INPUT should not be P2:zzz since the result of P3 |
| 252 | ;; does not depend on it. See |
| 253 | ;; <http://bugs.gnu.org/24886>. |
| 254 | (and (string=? (derivation-input-path input) |
| 255 | (derivation-file-name p2)) |
| 256 | (member "zzz" |
| 257 | (derivation-input-sub-derivations input)))) |
| 258 | (derivation-inputs p3d))) |
| 259 | |
| 260 | (build-derivations %store (list p3d)) |
| 261 | (let ((out (derivation->output-path (pk 'p2d p3d)))) |
| 262 | (and (not (string=? (readlink out) |
| 263 | (derivation->output-path p2 "aaa"))) |
| 264 | (string=? (derivation->output-path p1 "two") |
| 265 | (readlink (string-append out "/two"))) |
| 266 | (file-exists? (string-append out "/one/replacement"))))))) |
| 267 | |
| 268 | (test-assert "graft-derivation with #:outputs" |
| 269 | ;; Call 'graft-derivation' with a narrowed set of outputs passed as |
| 270 | ;; #:outputs. |
| 271 | (let* ((p1 (build-expression->derivation |
| 272 | %store "p1" |
| 273 | `(let ((one (assoc-ref %outputs "one")) |
| 274 | (two (assoc-ref %outputs "two"))) |
| 275 | (mkdir one) |
| 276 | (mkdir two)) |
| 277 | #:outputs '("one" "two"))) |
| 278 | (p1r (build-expression->derivation |
| 279 | %store "P1" |
| 280 | `(let ((other (assoc-ref %outputs "ONE"))) |
| 281 | (mkdir other) |
| 282 | (call-with-output-file (string-append other "/replacement") |
| 283 | (const #t))) |
| 284 | #:outputs '("ONE"))) |
| 285 | (p2 (build-expression->derivation |
| 286 | %store "p2" |
| 287 | `(let ((aaa (assoc-ref %outputs "aaa")) |
| 288 | (zzz (assoc-ref %outputs "zzz"))) |
| 289 | (mkdir zzz) (chdir zzz) |
| 290 | (mkdir aaa) (chdir aaa) |
| 291 | (symlink (assoc-ref %build-inputs "p1:two") "two")) |
| 292 | #:outputs '("aaa" "zzz") |
| 293 | #:inputs `(("p1:one" ,p1 "one") |
| 294 | ("p1:two" ,p1 "two")))) |
| 295 | (p1g (graft |
| 296 | (origin p1) |
| 297 | (origin-output "one") |
| 298 | (replacement p1r) |
| 299 | (replacement-output "ONE"))) |
| 300 | (p2g (graft-derivation %store p2 (list p1g) |
| 301 | #:outputs '("aaa")))) |
| 302 | ;; P2:aaa depends on P1:two, but not on P1:one, so nothing to graft. |
| 303 | (eq? p2g p2))) |
| 304 | |
| 305 | (test-equal "graft-derivation, unused outputs not depended on" |
| 306 | '("aaa") |
| 307 | |
| 308 | ;; Make sure that the result of 'graft-derivation' does not pull outputs |
| 309 | ;; that are irrelevant to the grafting process. See |
| 310 | ;; <http://bugs.gnu.org/24886>. |
| 311 | (let* ((p1 (build-expression->derivation |
| 312 | %store "p1" |
| 313 | `(let ((one (assoc-ref %outputs "one")) |
| 314 | (two (assoc-ref %outputs "two"))) |
| 315 | (mkdir one) |
| 316 | (mkdir two)) |
| 317 | #:outputs '("one" "two"))) |
| 318 | (p1r (build-expression->derivation |
| 319 | %store "P1" |
| 320 | `(let ((other (assoc-ref %outputs "ONE"))) |
| 321 | (mkdir other) |
| 322 | (call-with-output-file (string-append other "/replacement") |
| 323 | (const #t))) |
| 324 | #:outputs '("ONE"))) |
| 325 | (p2 (build-expression->derivation |
| 326 | %store "p2" |
| 327 | `(let ((aaa (assoc-ref %outputs "aaa")) |
| 328 | (zzz (assoc-ref %outputs "zzz"))) |
| 329 | (mkdir zzz) (chdir zzz) |
| 330 | (symlink (assoc-ref %build-inputs "p1:two") "two") |
| 331 | (mkdir aaa) (chdir aaa) |
| 332 | (symlink (assoc-ref %build-inputs "p1:one") "one")) |
| 333 | #:outputs '("aaa" "zzz") |
| 334 | #:inputs `(("p1:one" ,p1 "one") |
| 335 | ("p1:two" ,p1 "two")))) |
| 336 | (p1g (graft |
| 337 | (origin p1) |
| 338 | (origin-output "one") |
| 339 | (replacement p1r) |
| 340 | (replacement-output "ONE"))) |
| 341 | (p2g (graft-derivation %store p2 (list p1g) |
| 342 | #:outputs '("aaa")))) |
| 343 | |
| 344 | ;; Here P2G should only depend on P1:one and P1R:one; it must not depend |
| 345 | ;; on P1:two or P1R:two since these are unused in the grafting process. |
| 346 | (and (not (eq? p2g p2)) |
| 347 | (let* ((inputs (derivation-inputs p2g)) |
| 348 | (match-input (lambda (drv) |
| 349 | (lambda (input) |
| 350 | (string=? (derivation-input-path input) |
| 351 | (derivation-file-name drv))))) |
| 352 | (p1-inputs (filter (match-input p1) inputs)) |
| 353 | (p1r-inputs (filter (match-input p1r) inputs)) |
| 354 | (p2-inputs (filter (match-input p2) inputs))) |
| 355 | (and (equal? p1-inputs |
| 356 | (list (derivation-input p1 '("one")))) |
| 357 | (equal? p1r-inputs |
| 358 | (list (derivation-input p1r '("ONE")))) |
| 359 | (equal? p2-inputs |
| 360 | (list (derivation-input p2 '("aaa")))) |
| 361 | (derivation-output-names p2g)))))) |
| 362 | |
| 363 | (test-assert "graft-derivation, renaming" ;<http://bugs.gnu.org/23132> |
| 364 | (let* ((build `(begin |
| 365 | (use-modules (guix build utils)) |
| 366 | (mkdir-p (string-append (assoc-ref %outputs "out") "/" |
| 367 | (assoc-ref %build-inputs "in"))))) |
| 368 | (orig (build-expression->derivation %store "thing-to-graft" build |
| 369 | #:modules '((guix build utils)) |
| 370 | #:inputs `(("in" ,%bash)))) |
| 371 | (repl (add-text-to-store %store "bash" "fake bash")) |
| 372 | (grafted (graft-derivation %store orig |
| 373 | (list (graft |
| 374 | (origin %bash) |
| 375 | (replacement repl)))))) |
| 376 | (and (build-derivations %store (list grafted)) |
| 377 | (let ((out (derivation->output-path grafted))) |
| 378 | (file-is-directory? (string-append out "/" repl)))))) |
| 379 | |
| 380 | (test-assert "graft-derivation, grafts are not shadowed" |
| 381 | ;; We build a DAG as below, where dotted arrows represent replacements and |
| 382 | ;; solid arrows represent dependencies: |
| 383 | ;; |
| 384 | ;; P1 ·············> P1R |
| 385 | ;; |\__________________. |
| 386 | ;; v v |
| 387 | ;; P2 ·············> P2R |
| 388 | ;; | |
| 389 | ;; v |
| 390 | ;; P3 |
| 391 | ;; |
| 392 | ;; We want to make sure that the two grafts we want to apply to P3 are |
| 393 | ;; honored and not shadowed by other computed grafts. |
| 394 | (let* ((p1 (build-expression->derivation |
| 395 | %store "p1" |
| 396 | '(mkdir (assoc-ref %outputs "out")))) |
| 397 | (p1r (build-expression->derivation |
| 398 | %store "P1" |
| 399 | '(let ((out (assoc-ref %outputs "out"))) |
| 400 | (mkdir out) |
| 401 | (call-with-output-file (string-append out "/replacement") |
| 402 | (const #t))))) |
| 403 | (p2 (build-expression->derivation |
| 404 | %store "p2" |
| 405 | `(let ((out (assoc-ref %outputs "out"))) |
| 406 | (mkdir out) |
| 407 | (chdir out) |
| 408 | (symlink (assoc-ref %build-inputs "p1") "p1")) |
| 409 | #:inputs `(("p1" ,p1)))) |
| 410 | (p2r (build-expression->derivation |
| 411 | %store "P2" |
| 412 | `(let ((out (assoc-ref %outputs "out"))) |
| 413 | (mkdir out) |
| 414 | (chdir out) |
| 415 | (symlink (assoc-ref %build-inputs "p1") "p1") |
| 416 | (call-with-output-file (string-append out "/replacement") |
| 417 | (const #t))) |
| 418 | #:inputs `(("p1" ,p1)))) |
| 419 | (p3 (build-expression->derivation |
| 420 | %store "p3" |
| 421 | `(let ((out (assoc-ref %outputs "out"))) |
| 422 | (mkdir out) |
| 423 | (chdir out) |
| 424 | (symlink (assoc-ref %build-inputs "p2") "p2")) |
| 425 | #:inputs `(("p2" ,p2)))) |
| 426 | (p1g (graft |
| 427 | (origin p1) |
| 428 | (replacement p1r))) |
| 429 | (p2g (graft |
| 430 | (origin p2) |
| 431 | (replacement (graft-derivation %store p2r (list p1g))))) |
| 432 | (p3d (graft-derivation %store p3 (list p1g p2g)))) |
| 433 | (and (build-derivations %store (list p3d)) |
| 434 | (let ((out (derivation->output-path (pk p3d)))) |
| 435 | ;; Make sure OUT refers to the replacement of P2, which in turn |
| 436 | ;; refers to the replacement of P1, as specified by P1G and P2G. |
| 437 | ;; It used to be the case that P2G would be shadowed by a simple |
| 438 | ;; P2->P2R graft, which is not what we want. |
| 439 | (and (file-exists? (string-append out "/p2/replacement")) |
| 440 | (file-exists? (string-append out "/p2/p1/replacement"))))))) |
| 441 | |
| 442 | (define buffer-size |
| 443 | ;; Must be equal to REQUEST-SIZE in 'replace-store-references'. |
| 444 | (expt 2 20)) |
| 445 | |
| 446 | (test-equal "replace-store-references, <http://bugs.gnu.org/28212>" |
| 447 | (string-append (make-string (- buffer-size 47) #\a) |
| 448 | "/gnu/store/" (make-string 32 #\8) |
| 449 | "-SoMeTHiNG" |
| 450 | (list->string (map integer->char (iota 77 33)))) |
| 451 | |
| 452 | ;; Create input data where the right-hand-size of the dash ("-something" |
| 453 | ;; here) goes beyond the end of the internal buffer of |
| 454 | ;; 'replace-store-references'. |
| 455 | (let* ((content (string-append (make-string (- buffer-size 47) #\a) |
| 456 | "/gnu/store/" (make-string 32 #\7) |
| 457 | "-something" |
| 458 | (list->string |
| 459 | (map integer->char (iota 77 33))))) |
| 460 | (replacement (alist->vhash |
| 461 | `((,(make-string 32 #\7) |
| 462 | . ,(string->utf8 (string-append |
| 463 | (make-string 32 #\8) |
| 464 | "-SoMeTHiNG"))))))) |
| 465 | (call-with-output-string |
| 466 | (lambda (output) |
| 467 | ((@@ (guix build graft) replace-store-references) |
| 468 | (open-input-string content) output |
| 469 | replacement |
| 470 | "/gnu/store"))))) |
| 471 | |
| 472 | (define (insert-nuls char-size str) |
| 473 | (string-join (map string (string->list str)) |
| 474 | (make-string (- char-size 1) #\nul))) |
| 475 | |
| 476 | (define (nuls-to-underscores s) |
| 477 | (string-replace-substring s "\0" "_")) |
| 478 | |
| 479 | (define (annotate-buffer-boundary s) |
| 480 | (string-append (string-take s buffer-size) |
| 481 | "|" |
| 482 | (string-drop s buffer-size))) |
| 483 | |
| 484 | (define (abbreviate-leading-fill s) |
| 485 | (let ((s* (string-trim s #\=))) |
| 486 | (format #f "[~a =s]~a" |
| 487 | (- (string-length s) |
| 488 | (string-length s*)) |
| 489 | s*))) |
| 490 | |
| 491 | (define (prettify-for-display s) |
| 492 | (abbreviate-leading-fill |
| 493 | (annotate-buffer-boundary |
| 494 | (nuls-to-underscores s)))) |
| 495 | |
| 496 | (define (two-sample-refs-with-gap char-size1 char-size2 gap offset |
| 497 | char1 name1 char2 name2) |
| 498 | (string-append |
| 499 | (make-string (- buffer-size offset) #\=) |
| 500 | (insert-nuls char-size1 |
| 501 | (string-append "/gnu/store/" (make-string 32 char1) name1)) |
| 502 | gap |
| 503 | (insert-nuls char-size2 |
| 504 | (string-append "/gnu/store/" (make-string 32 char2) name2)) |
| 505 | (list->string (map integer->char (iota 77 33))))) |
| 506 | |
| 507 | (define (sample-map-entry old-char new-char new-name) |
| 508 | (cons (make-string 32 old-char) |
| 509 | (string->utf8 (string-append (make-string 32 new-char) |
| 510 | new-name)))) |
| 511 | |
| 512 | (define (test-two-refs-with-gap char-size1 char-size2 gap offset) |
| 513 | (test-equal |
| 514 | (format #f "test-two-refs-with-gap, char-sizes ~a ~a, gap ~s, offset ~a" |
| 515 | char-size1 char-size2 gap offset) |
| 516 | (prettify-for-display |
| 517 | (two-sample-refs-with-gap char-size1 char-size2 gap offset |
| 518 | #\6 "-BlahBlaH" |
| 519 | #\8"-SoMeTHiNG")) |
| 520 | (prettify-for-display |
| 521 | (let* ((content (two-sample-refs-with-gap char-size1 char-size2 gap offset |
| 522 | #\5 "-blahblah" |
| 523 | #\7 "-something")) |
| 524 | (replacement (alist->vhash |
| 525 | (list (sample-map-entry #\5 #\6 "-BlahBlaH") |
| 526 | (sample-map-entry #\7 #\8 "-SoMeTHiNG"))))) |
| 527 | (call-with-output-string |
| 528 | (lambda (output) |
| 529 | ((@@ (guix build graft) replace-store-references) |
| 530 | (open-input-string content) output |
| 531 | replacement |
| 532 | "/gnu/store"))))))) |
| 533 | |
| 534 | (for-each (lambda (char-size1) |
| 535 | (for-each (lambda (char-size2) |
| 536 | (for-each (lambda (gap) |
| 537 | (for-each (lambda (offset) |
| 538 | (test-two-refs-with-gap char-size1 |
| 539 | char-size2 |
| 540 | gap |
| 541 | offset)) |
| 542 | ;; offsets to test |
| 543 | (map (lambda (i) |
| 544 | (+ i (* 40 char-size1))) |
| 545 | (iota 30)))) |
| 546 | ;; gaps |
| 547 | '("" "-" " " "a"))) |
| 548 | ;; char-size2 values to test |
| 549 | '(1 2))) |
| 550 | ;; char-size1 values to test |
| 551 | '(1 2 4)) |
| 552 | |
| 553 | |
| 554 | (test-end) |