potyarkin/frostfs-node
1
0
Fork 0
forked from TrueCloudLab/frostfs-node
Code Pull requests Activity

[#27] Support JSON format for placement policy

Browse source 
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
This commit is contained in:
Evgenii Stratonikov 2020-09-15 17:10:38 +03:00 • committed by Alex Vanin
parent 778dd54244
commit 84b4ff0755
3 changed files with 306 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

84
pkg/policy/json_test.go Normal file
View file

@ -0,0 +1,84 @@
package policy
import (
"testing"
"github.com/nspcc-dev/neofs-api-go/v2/netmap"
"github.com/stretchr/testify/require"
)
func TestToJSON(t *testing.T) {
check := func(t *testing.T, p *netmap.PlacementPolicy, json string) {
data, err := ToJSON(p)
require.NoError(t, err)
require.JSONEq(t, json, string(data))
np, err := FromJSON(data)
require.NoError(t, err)
require.Equal(t, p, np)
}
t.Run("SimpleREP", func(t *testing.T) {
p := new(netmap.PlacementPolicy)
p.SetReplicas([]*netmap.Replica{newReplica("", 3)})
check(t, p, `{"replicas":[{"count":3}]}`)
})
t.Run("REPWithCBF", func(t *testing.T) {
p := new(netmap.PlacementPolicy)
p.SetReplicas([]*netmap.Replica{newReplica("", 3)})
p.SetContainerBackupFactor(3)
check(t, p, `{"replicas":[{"count":3}],"container_backup_factor":3}`)
})
t.Run("REPFromSelector", func(t *testing.T) {
p := new(netmap.PlacementPolicy)
p.SetReplicas([]*netmap.Replica{newReplica("Nodes", 3)})
p.SetContainerBackupFactor(3)
p.SetSelectors([]*netmap.Selector{
newSelector(1, netmap.Distinct, "City", "", "Nodes"),
})
check(t, p, `{
"replicas":[{"count":3,"selector":"Nodes"}],
"container_backup_factor":3,
"selectors": [{
"name":"Nodes",
"attribute":"City",
"clause":"distinct",
"count":1
}]}`)
})
t.Run("FilterOps", func(t *testing.T) {
p := new(netmap.PlacementPolicy)
p.SetReplicas([]*netmap.Replica{newReplica("Nodes", 3)})
p.SetContainerBackupFactor(3)
p.SetSelectors([]*netmap.Selector{
newSelector(1, netmap.Same, "City", "Good", "Nodes"),
})
p.SetFilters([]*netmap.Filter{
newFilter("GoodRating", "Rating", "5", netmap.GE),
newFilter("Good", "", "", netmap.OR,
newFilter("GoodRating", "", "", netmap.UnspecifiedOperation),
newFilter("", "Attr1", "Val1", netmap.EQ),
newFilter("", "Attr2", "Val2", netmap.NE),
newFilter("", "", "", netmap.AND,
newFilter("", "Attr4", "2", netmap.LT),
newFilter("", "Attr5", "3", netmap.LE)),
newFilter("", "Attr3", "1", netmap.GT)),
})
check(t, p, `{
"replicas":[{"count":3,"selector":"Nodes"}],
"container_backup_factor":3,
"selectors": [{"name":"Nodes","attribute":"City","clause":"same","count":1,"filter":"Good"}],
"filters": [
{"name":"GoodRating","key":"Rating","op":"GE","value":"5"},
{"name":"Good","op":"OR","filters":[
{"name":"GoodRating"},
{"key":"Attr1","op":"EQ","value":"Val1"},
{"key":"Attr2","op":"NE","value":"Val2"},
{"op":"AND","filters":[
{"key":"Attr4","op":"LT","value":"2"},
{"key":"Attr5","op":"LE","value":"3"}
]},
{"key":"Attr3","op":"GT","value":"1"}
]}
]}`)
})
}