Add an initial test

Along with the buildsystem changes to make `make check` work.

.gitignore

@@ -8,6 +8,10 @@ config.log
 config.status
 configure
 
+*.log
+tests/*.log
+tests/*.trs
+
 guix-data-service/config.scm
 scripts/guix-data-service
 scripts/guix-data-service-process-jobs

Makefile.am

@@ -54,3 +54,16 @@ SOURCES =							\
   guix-data-service/web/sxml.scm				\
   guix-data-service/web/util.scm				\
   guix-data-service/web/view/html.scm
+
+TEST_EXTENSIONS = .scm
+
+TESTS =				\
+  tests/model-derivation.scm
+
+AM_TESTS_ENVIRONMENT = abs_top_srcdir="$(abs_top_srcdir)"
+
+SCM_LOG_DRIVER = $(top_builddir)/test-env	\
+  $(GUILE) --no-auto-compile -e main		\
+      $(top_srcdir)/build-aux/test-driver.scm
+
+AM_SCM_LOG_DRIVER_FLAGS = --brief=yes

configure.ac

@@ -42,6 +42,7 @@ AC_CONFIG_FILES([scripts/guix-data-service], [chmod +x scripts/guix-data-service
 AC_CONFIG_FILES([scripts/guix-data-service-process-jobs], [chmod +x scripts/guix-data-service-process-jobs])
 AC_CONFIG_FILES([scripts/guix-data-service-process-branch-updated-email], [chmod +x scripts/guix-data-service-process-branch-updated-email])
 AC_CONFIG_FILES([scripts/guix-data-service-query-build-servers], [chmod +x scripts/guix-data-service-query-build-servers])
+AC_CONFIG_FILES([test-env:build-aux/test-env.in], [chmod +x test-env])
 AC_CONFIG_FILES([pre-inst-env], [chmod +x pre-inst-env])
 
 AC_OUTPUT

test-env

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+# Guix Data Service -- Information about Guix over time
+# Copyright © 2019 Christopher Baines <mail@cbaines.net>
+#
+# This program is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License
+# as published by the Free Software Foundation, either version 3 of
+# the License, or (at your option) any later version.
+#
+# This program 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
+# Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License along with this program.  If not, see
+# <http://www.gnu.org/licenses/>.
+
+export GUIX_DATA_SERVICE_DATABASE_PARAMSTRING=${GUIX_DATA_SERVICE_DATABASE_PARAMSTRING:-'dbname=guix_data_service_test user=guix_data_service'}
+
+"/home/chris/Projects/Guix/guix-data-service/pre-inst-env" "$@"
+exit $?

tests/model-derivation.scm

@@ -0,0 +1,18 @@
+(define-module (test-model-derivation)
+  #:use-module (srfi srfi-64)
+  #:use-module (guix-data-service database)
+  #:use-module (guix-data-service model derivation))
+
+(test-begin "test-model-derivation")
+
+(with-postgresql-connection
+ (lambda (conn)
+   (test-equal "valid-systems"
+     '()
+     (valid-systems conn))
+
+   (test-equal "count-derivations"
+     '("0")
+     (count-derivations conn))))
+
+(test-end)