guix repl: Add script execution.

* guix/scripts/repl.scm: Add filename options for script execution.
* doc/guix.texi (Invoking guix repl): Document it.
* tests/guix-repl.sh: Test it.
* Makefile.am: (SH_TESTS): Add it.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

1 files changed, 84 insertions, 0 deletions

diff --git a/tests/guix-repl.sh b/tests/guix-repl.sh
new file mode 100644
index 00000000000..e1c2b8241fe
--- /dev/null
+++ b/tests/guix-repl.sh
@@ -0,0 +1,84 @@
+# GNU Guix --- Functional package management for GNU
+# Copyright © 2020 Simon Tournier <zimon.toutoune@gmail.com>
+# Copyright © 2020 Konrad Hinsen <konrad.hinsen@fastmail.net>
+#
+# This file is part of GNU Guix.
+#
+# GNU Guix is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or (at
+# your option) any later version.
+#
+# GNU Guix is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+#
+# Test the `guix repl' command-line utility.
+#
+
+guix repl --version
+
+test_directory="`mktemp -d`"
+export test_directory
+trap 'chmod -Rf +w "$test_directory"; rm -rf "$test_directory"' EXIT
+
+tmpfile="$test_directory/foo.scm"
+rm -f "$tmpfile"
+trap 'rm -f "$tmpfile"' EXIT
+
+module_dir="t-guix-repl-$$"
+mkdir "$module_dir"
+trap 'rm -rf "$module_dir"' EXIT
+
+
+cat > "$tmpfile"<<EOF
+(use-modules (guix packages)
+             (gnu packages base))
+
+(format #t "~a\n" (package-name coreutils))
+EOF
+
+test "`guix repl "$tmpfile"`" = "coreutils"
+
+
+cat > "$module_dir/foo.scm"<<EOF
+(define-module (foo)
+  #:use-module (guix packages)
+  #:use-module (gnu packages base))
+
+(define-public dummy
+  (package (inherit hello)
+    (name "dummy")
+    (version "42")
+    (synopsis "dummy package")
+    (description "dummy package. Only used for testing purposes.")))
+EOF
+
+cat > "$tmpfile"<<EOF
+(use-modules (guix packages)
+             (foo))
+
+(format #t "~a\n" (package-version dummy))
+EOF
+
+test "`guix repl "$tmpfile" -L "$module_dir"`" = "42"
+
+cat > "$tmpfile"<<EOF
+(format #t "~a\n" (cdr (command-line)))
+EOF
+
+test "`guix repl -- "$tmpfile" -a b --input=foo.txt`" = "(-a b --input=foo.txt)"
+
+cat > "$tmpfile"<<EOF
+#!$(type -P env) -S guix repl --
+!#
+(format #t "~a\n" (cdr (command-line)))
+EOF
+chmod 755 $tmpfile
+
+test "`"$tmpfile" -a b --input=foo.txt`" = "(-a b --input=foo.txt)"