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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2016 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package interfaces_test
import (
"sort"
. "gopkg.in/check.v1"
"github.com/snapcore/snapd/interfaces"
"github.com/snapcore/snapd/interfaces/ifacetest"
)
type SortingSuite struct{}
var _ = Suite(&SortingSuite{})
func newConnRef(plugSnap, plug, slotSnap, slot string) *interfaces.ConnRef {
return &interfaces.ConnRef{PlugRef: interfaces.PlugRef{Snap: plugSnap, Name: plug}, SlotRef: interfaces.SlotRef{Snap: slotSnap, Name: slot}}
}
func (s *SortingSuite) TestByInterfaceName(c *C) {
list := []interfaces.Interface{
&ifacetest.TestInterface{InterfaceName: "iface-2"},
&ifacetest.TestInterface{InterfaceName: "iface-1"},
}
sort.Sort(interfaces.ByInterfaceName(list))
c.Assert(list, DeepEquals, []interfaces.Interface{
&ifacetest.TestInterface{InterfaceName: "iface-1"},
&ifacetest.TestInterface{InterfaceName: "iface-2"},
})
}
func (s *SortingSuite) TestByConnRef(c *C) {
list := []*interfaces.ConnRef{
newConnRef("name-1", "plug-3", "name-2", "slot-1"),
newConnRef("name-1", "plug-1", "name-2", "slot-3"),
newConnRef("name-1", "plug-2", "name-2", "slot-2"),
newConnRef("name-1", "plug-1", "name-2", "slot-4"),
newConnRef("name-1", "plug-1", "name-2", "slot-1"),
newConnRef("name-1", "plug-1", "name-2_instance", "slot-1"),
newConnRef("name-1_instance", "plug-1", "name-2", "slot-1"),
}
sort.Sort(interfaces.ByConnRef(list))
c.Assert(list, DeepEquals, []*interfaces.ConnRef{
newConnRef("name-1", "plug-1", "name-2", "slot-1"),
newConnRef("name-1", "plug-1", "name-2", "slot-3"),
newConnRef("name-1", "plug-1", "name-2", "slot-4"),
newConnRef("name-1", "plug-1", "name-2_instance", "slot-1"),
newConnRef("name-1", "plug-2", "name-2", "slot-2"),
newConnRef("name-1", "plug-3", "name-2", "slot-1"),
newConnRef("name-1_instance", "plug-1", "name-2", "slot-1"),
})
}
func newSlotRef(snap, name string) *interfaces.SlotRef {
return &interfaces.SlotRef{Snap: snap, Name: name}
}
type bySlotRef []*interfaces.SlotRef
func (b bySlotRef) Len() int { return len(b) }
func (b bySlotRef) Swap(i, j int) { b[i], b[j] = b[j], b[i] }
func (b bySlotRef) Less(i, j int) bool {
return b[i].SortsBefore(*b[j])
}
func (s *SortingSuite) TestSortSlotRef(c *C) {
list := []*interfaces.SlotRef{
newSlotRef("name-2", "slot-3"),
newSlotRef("name-2_instance", "slot-1"),
newSlotRef("name-2", "slot-2"),
newSlotRef("name-2", "slot-4"),
newSlotRef("name-2", "slot-1"),
}
sort.Sort(bySlotRef(list))
c.Assert(list, DeepEquals, []*interfaces.SlotRef{
newSlotRef("name-2", "slot-1"),
newSlotRef("name-2", "slot-2"),
newSlotRef("name-2", "slot-3"),
newSlotRef("name-2", "slot-4"),
newSlotRef("name-2_instance", "slot-1"),
})
}
type byPlugRef []*interfaces.PlugRef
func (b byPlugRef) Len() int { return len(b) }
func (b byPlugRef) Swap(i, j int) { b[i], b[j] = b[j], b[i] }
func (b byPlugRef) Less(i, j int) bool {
return b[i].SortsBefore(*b[j])
}
func newPlugRef(snap, name string) *interfaces.PlugRef {
return &interfaces.PlugRef{Snap: snap, Name: name}
}
func (s *SortingSuite) TestSortPlugRef(c *C) {
list := []*interfaces.PlugRef{
newPlugRef("name-2", "plug-3"),
newPlugRef("name-2_instance", "plug-1"),
newPlugRef("name-2", "plug-4"),
newPlugRef("name-2", "plug-2"),
newPlugRef("name-2", "plug-1"),
}
sort.Sort(byPlugRef(list))
c.Assert(list, DeepEquals, []*interfaces.PlugRef{
newPlugRef("name-2", "plug-1"),
newPlugRef("name-2", "plug-2"),
newPlugRef("name-2", "plug-3"),
newPlugRef("name-2", "plug-4"),
newPlugRef("name-2_instance", "plug-1"),
})
}
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