context("parDef")

test_that("Exceptions are thrown", {
    nbStates <- 2
    expect_error(parDef("gamma", "vm", nbStates, FALSE, FALSE), NA)

    expect_error(parDef("unif", "vm", nbStates, FALSE, FALSE))
    expect_error(parDef("gamma", "norm", nbStates, FALSE, FALSE))
})

test_that("The output has the right format", {
    nbStates <- 2
    p <- parDef("gamma", "vm", nbStates, FALSE, FALSE)
    expect_equal(length(p$parSize), 2)
    expect_equal(nrow(p$bounds), sum(p$parSize)*nbStates)
    expect_equal(ncol(p$bounds), 2)
    expect_equal(length(p$parNames), p$parSize[1])

    nbStates <- 3
    p <- parDef("exp", "wrpcauchy", nbStates, FALSE, FALSE)
    expect_equal(length(p$parSize), 2)
    expect_equal(nrow(p$bounds), sum(p$parSize)*nbStates)
    expect_equal(ncol(p$bounds), 2)
    expect_equal(length(p$parNames), p$parSize[1])
})