firestore: remove cross-lang test for empty key
It's permitted for the client to accept empty keys in data, letting
the server produce an error. (Empty components in field paths are still
a client-side error.)
@@ -89,14 +89,6 @@ var (
"b", mp("c", []interface{}{"three", mp("d", true)}),
),
},
- {
- desc: "empty field",
- comment: `Empty fields are not allowed.`,
- inData: `{"": 1}`,
- paths: [][]string{{""}},
- values: []string{`1`},
- isErr: true,
- },
}
// tests for Create and Set
