Make ExistsMulti return a BoolList

service/datastore/datastore_test.go

Index: service/datastore/datastore_test.go
diff --git a/service/datastore/datastore_test.go b/service/datastore/datastore_test.go
index 665e3558d929a9effc665fa6b79190b11fa93c2b..c745b675786f75c1d1cb371dcc5804cc74dc1c4b 100644
--- a/service/datastore/datastore_test.go
+++ b/service/datastore/datastore_test.go
@@ -328,10 +328,28 @@ func TestKeyForObj(t *testing.T) {
 				So(err, ShouldBeNil)
 				So(e, ShouldBeTrue)
 
+				bl, err := ds.ExistsMulti([]*Key{k, ds.MakeKey("hello", "other")})
+				So(err, ShouldBeNil)
+				So(bl, ShouldResemble, BoolList{true, true})
+				So(bl.All(), ShouldBeTrue)
+				So(bl.Any(), ShouldBeTrue)
+
+				bl, err = ds.ExistsMulti([]*Key{k, ds.MakeKey("DNE", "other")})
+				So(err, ShouldBeNil)
+				So(bl, ShouldResemble, BoolList{true, false})
+				So(bl.All(), ShouldBeFalse)
+				So(bl.Any(), ShouldBeTrue)
+
 				e, err = ds.Exists(ds.MakeKey("DNE", "nope"))
 				So(err, ShouldBeNil)
 				So(e, ShouldBeFalse)
 
+				bl, err = ds.ExistsMulti([]*Key{ds.MakeKey("DNE", "nope"), ds.MakeKey("DNE", "other")})
+				So(err, ShouldBeNil)
+				So(bl, ShouldResemble, BoolList{false, false})
+				So(bl.All(), ShouldBeFalse)
+				So(bl.Any(), ShouldBeFalse)
+
 				_, err = ds.Exists(ds.MakeKey("Fail", "boom"))
 				So(err, ShouldErrLike, "GetMulti fail")
 			})