context("TrendLine setters (class unions)")
testthat::test_that("setValueAxis", {
testthat::expect_error(setValueAxis(.Object = trendLine()))
testthat::expect_error(setValueAxis(.Object = trendLine(), valueAxis = 1))
testthat::expect_error(setValueAxis(.Object = trendLine(), valueAxis = rep("a", 2)))
})
testthat::test_that("setValueAxisX", {
testthat::expect_error(setValueAxisX(.Object = trendLine()))
testthat::expect_error(setValueAxisX(.Object = trendLine(), valueAxisX = 1))
testthat::expect_error(setValueAxisX(.Object = trendLine(), valueAxisX = rep("a", 2)))
})
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