test: test case to clear queue #116

tests/test_queue_clear.liq

+#!/usr/bin/env liquidsoap
+#
+# Aura Engine (https://gitlab.servus.at/aura/engine)
+#
+# Copyright (C) 2017-now() - The Aura Engine Team.
+#
+# 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/>.
+
+
+%include "base_config.liq"
+
+
+def clear_queue(s) =
+    q = s.queue()
+    s.set_queue([])
+    list.iter(request.destroy, q)
+end
+
+
+# 1.) Create queue and add requests
+q = request.queue(id="q")
+r = request.create("assets/audio.mp3")
+q.push(r)
+q.push(r)
+q.push(r)
+
+# 2.) Check queue length
+len = list.length(q.queue())
+print("QUEUE LENGTH: #{len}")
+assertEquals(3, len)
+
+# 3.) Clear queue
+clear_queue(q)
+
+# 4.) Check queue length
+len = list.length(q.queue())
+print("QUEUE LENGTH: #{len}")
+assertEquals(0, len)