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lww_e_set_test.go
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package hob
import (
"testing"
"github.com/bmizerany/assert"
"github.com/mrb/hob"
)
func TestNewLWWESet(t *testing.T) {
_, err := hob.NewLWWESet("nah")
assert.T(t, err == hob.ErrInvalidBias)
}
func setupLWWESet(t *testing.T) (lwwset *hob.LWWESet) {
lwwset, err := hob.NewLWWESet("a")
assert.T(t, lwwset != nil)
assert.T(t, err == nil)
return
}
func setupLWWESetWithData(t *testing.T) (lwwset *hob.LWWESet) {
lwwset = setupLWWESet(t)
err := lwwset.Add("Key1")
assert.T(t, err == nil)
err = lwwset.Remove("Key1")
assert.T(t, err == nil)
err = lwwset.Add("Key2")
assert.T(t, err == nil)
return
}
/*
- Bias: "a" / "r"
*/
func TestLWWESetBias(t *testing.T) {
lwwset := setupLWWESetWithData(t)
assert.T(t, lwwset.Bias == "a")
rlwwset := setupLWWESetWithData(t)
rlwwset.Bias = "r"
assert.T(t, rlwwset.Bias == "r")
// e added, not removed - true / true
is_member, err := lwwset.Test("Key2")
assert.T(t, err == nil)
assert.T(t, is_member == true)
is_member, err = rlwwset.Test("Key2")
assert.T(t, err == nil)
assert.T(t, is_member == true)
// e added, removed, removed > added - false / false
is_member, err = lwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == false)
is_member, err = rlwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == false)
// e added, removed, added -- added = removed - true / false
err = lwwset.Add("Key1")
assert.T(t, err == nil)
lwwset.Data["Key1"].Add = lwwset.Data["Key1"].Remove
assert.T(t, lwwset.Data["Key1"].Add == lwwset.Data["Key1"].Remove)
is_member, err = lwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == true)
err = rlwwset.Add("Key1")
assert.T(t, err == nil)
rlwwset.Data["Key1"].Add = rlwwset.Data["Key1"].Remove
assert.T(t, rlwwset.Data["Key1"].Add == rlwwset.Data["Key1"].Remove)
is_member, err = rlwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == false)
// e added, removed, added again - true / true
err = lwwset.Add("Key1")
assert.T(t, err == nil)
is_member, err = lwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == true)
err = rlwwset.Add("Key1")
assert.T(t, err == nil)
is_member, err = rlwwset.Test("Key1")
assert.T(t, err == nil)
assert.T(t, is_member == true)
}
func TestLWWJson(t *testing.T) {
lwwset := setupLWWESetWithData(t)
json, err := lwwset.JSON()
assert.T(t, err == nil)
assert.T(t, json != nil)
//data, err := hob.ParseJson(json)
//assert.T(t, err == nil)
//assert.T(t, data != nil)
//assert.T(t, data.(LWWESet).Type == "lww-e-set")
//assert.T(t, data.(*hob.LWWESet).JSONData != nil)
//assert.T(t, len(data.(*hob.LWWESet).JSONData) == 2)
}
func TestLWWMerge(t *testing.T) {
lwwset := setupLWWESetWithData(t)
olwwset := setupLWWESetWithData(t)
err := olwwset.Remove("Key2")
assert.T(t, err == nil)
merged, err := lwwset.Merge(olwwset)
assert.T(t, err == nil)
assert.T(t, merged.Data["Key2"] != nil)
assert.T(t, merged.Data["Key2"].Add != "")
assert.T(t, merged.Data["Key2"].Remove != "")
assert.T(t, merged.Data["Key2"].Remove == olwwset.Data["Key2"].Remove)
assert.T(t, merged.Data["Key2"].Add == olwwset.Data["Key2"].Add)
}