Add unit test for derivation parsing and output.

* guix/derivations.scm: Export `read-derivation' and `write-derivation'.

* srfi/srfi-64.scm, srfi/srfi-64.upstream.scm: New files, from libchop.
* tests/derivations.scm, tests/test.drv: New files.

1 files changed, 39 insertions, 0 deletions

diff --git a/srfi/srfi-64.scm b/srfi/srfi-64.scm
new file mode 100644
index 0000000000..03a1c0c1d5
--- /dev/null
+++ b/srfi/srfi-64.scm
@@ -0,0 +1,39 @@
+(define-module (srfi srfi-64)
+  #:export (test-begin ;; must be listed first, since in Kawa (at least) it is "magic".
+            test-end test-assert test-eqv test-eq test-equal
+            test-approximate test-assert test-error test-apply test-with-runner
+            test-match-nth test-match-all test-match-any test-match-name
+            test-skip test-expect-fail test-read-eval-string
+            test-runner-group-path test-group-with-cleanup
+            test-result-ref test-result-set! test-result-clear test-result-remove
+            test-result-kind test-passed?
+            test-log-to-file
+                                                  ; Misc test-runner functions
+            test-runner? test-runner-reset test-runner-null
+            test-runner-simple test-runner-current test-runner-factory test-runner-get
+            test-runner-create test-runner-test-name
+            ;; test-runner field setter and getter functions - see %test-record-define:
+            test-runner-pass-count test-runner-pass-count!
+            test-runner-fail-count test-runner-fail-count!
+            test-runner-xpass-count test-runner-xpass-count!
+            test-runner-xfail-count test-runner-xfail-count!
+            test-runner-skip-count test-runner-skip-count!
+            test-runner-group-stack test-runner-group-stack!
+            test-runner-on-test-begin test-runner-on-test-begin!
+            test-runner-on-test-end test-runner-on-test-end!
+            test-runner-on-group-begin test-runner-on-group-begin!
+            test-runner-on-group-end test-runner-on-group-end!
+            test-runner-on-final test-runner-on-final!
+            test-runner-on-bad-count test-runner-on-bad-count!
+            test-runner-on-bad-end-name test-runner-on-bad-end-name!
+            test-result-alist test-result-alist!
+            test-runner-aux-value test-runner-aux-value!
+            ;; default/simple call-back functions, used in default test-runner,
+            ;; but can be called to construct more complex ones.
+            test-on-group-begin-simple test-on-group-end-simple
+            test-on-bad-count-simple test-on-bad-end-name-simple
+            test-on-final-simple test-on-test-end-simple
+            test-on-final-simple))
+
+;; Load Per Bothner's original SRFI-64 implementation.
+(load-from-path "srfi/srfi-64.upstream.scm")