Nothing
test_that("SnackbarContent() returns shiny.tag, correct name and value", {
expect_equal(class(SnackbarContent()), "shiny.tag")
expect_equal(environment(SnackbarContent()[["children"]][[2]])[["data"]][["name"]], "SnackbarContent")
expect_equal(environment(SnackbarContent("Test")[["children"]][[2]])[["data"]][["props"]][["value"]][["children"]], "Test")
})
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