func TestCompoundIndexes(t *testing.T) {
t.Parallel()
idxKey := func(def dsS.IndexDefinition) string {
So(def, ShouldNotBeNil)
return "idx::" + string(serialize.ToBytes(*def.PrepForIdxTable()))
}
numItms := func(c *memCollection) uint64 {
ret, _ := c.GetTotals()
return ret
}
Convey("Test Compound indexes", t, func() {
type Model struct {
ID int64 `gae:"$id"`
Field1 []string
Field2 []int64
}
c := Use(context.Background())
ds := dsS.Get(c)
t := ds.Testable().(*dsImpl)
head := t.data.head
So(ds.Put(&Model{1, []string{"hello", "world"}, []int64{10, 11}}), ShouldBeNil)
idx := dsS.IndexDefinition{
Kind: "Model",
SortBy: []dsS.IndexColumn{
{Property: "Field2"},
},
}
coll := head.GetCollection(idxKey(idx))
So(coll, ShouldNotBeNil)
So(numItms(coll), ShouldEqual, 2)
idx.SortBy[0].Property = "Field1"
coll = head.GetCollection(idxKey(idx))
So(coll, ShouldNotBeNil)
So(numItms(coll), ShouldEqual, 2)
idx.SortBy = append(idx.SortBy, dsS.IndexColumn{Property: "Field1"})
So(head.GetCollection(idxKey(idx)), ShouldBeNil)
t.AddIndexes(&idx)
coll = head.GetCollection(idxKey(idx))
So(coll, ShouldNotBeNil)
So(numItms(coll), ShouldEqual, 4)
})
}