Nothing
test_that("Set id works", {
expect_equal(as.character(set_id(1, rjson::toJSON(list("test" = 1)))), "{\"test\":1,\"id\":\"1\"}")
})
test_that("Set no id works", {
expect_equal(as.character(set_id(NA, rjson::toJSON(list("test" = 1)))), "{\"test\":1}")
})
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