tests/testthat/test-cube-transforms.R

In Crunch-io/rcrunch: Crunch.io Data Tools

context("Cube transformations")

# Skip tests on windows (because they're slow and CRAN complains)
if (tolower(Sys.info()[["sysname"]]) != "windows") {
    ##############################################################
    ### Transforms calculation tests (ie the numbers are right)
    ##############################################################

    unicat_trans_cube <- loadCube("cubes/univariate-categorical-with-trans.json")

    test_that("Can show a simple cube with transform", {
        loc_array <- cubify(c(10, 5, 15, 5),
                            dims = list("v7" = c("C", "E", "C, E", "D, E"))
        )
        expect_prints(expect_equivalent(showTransforms(unicat_trans_cube), loc_array))
    })

    complex_trans_cube <- loadCube("cubes/complex-categorical-with-trans.json")

    test_that("Can show a complex cube with transform", {
        # "top" and "bottom" anchors, multiple insertions at the same anchor, an
        # anchor that doesn't exist (and so the insertion should be at the end)
        loc_array <- cubify(
            c(
                40, 10, 20, 30, 30, 40, 50, 60, 70, 250, 250, 80, 90,
                100, 520, 150, 100
            ),
            dims = list("v7" = c(
                "First!", "A", "B", "Top 2", "C",
                "D", "E", "F", "G", "Middle 5",
                "Middle 5 (again)", "H", "I", "J",
                "Bottom 8",
                "Middle 3 (missing anchor)",
                "J and can't see"
            ))
        )
        expect_prints(expect_equivalent(showTransforms(complex_trans_cube), loc_array))
    })

    pet_feelings <- loadCube("./cubes/feelings-pets.json")

    pet_feelings_subdiff <- pet_feelings_headers <- pet_feeling_both <- pet_feelings

    # add a header for some tests
    new_trans <- pet_feelings_headers@dims$feelings$references$view$transform
    new_trans$insertions <- c(new_trans$insertions, list(list(name = "Subtitle", anchor = "top")))
    pet_feelings_headers@dims$feelings$references$view$transform <- new_trans

    test_that("simple with row subtotals", {
        all <- cubify(
            c(
                9, 5,
                12, 12,
                21, 17,
                12, 7,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(applyTransforms(pet_feelings), all)

        # can apply to an array of the same shape
        new_array <- cubeToArray(pet_feelings) - 1
        new_all <- all - c(1, 1, 2, 1, 1, 1, 2) # must subtract two from every subtotal
        expect_equivalent(applyTransforms(pet_feelings, array = new_array), new_all)
    })

    test_that("simple with row subtotals (margins and proportions)", {
        feelings_margin <- cubify(
            c(14, 24, 38, 19, 20, 23, 43),
            dims = list("feelings" = c(
                "extremely happy",
                "somewhat happy", "happy",
                "neutral", "somewhat unhappy",
                "extremely unhappy", "unhappy"
            ))
        )
        expect_equivalent(as.array(margin.table(pet_feelings, 1)), feelings_margin)

        pets_margin <- cubify(c(54, 46),
                              dims = list("animals" = c("cats", "dogs"))
        )
        expect_equivalent(as.array(margin.table(pet_feelings, 2)), pets_margin)
        expect_equivalent(margin.table(pet_feelings), 100)

        feelings_prop <- cubify(
            c(
                9 / 14, 5 / 14,
                12 / 24, 12 / 24,
                21 / 38, 17 / 38,
                12 / 19, 7 / 19,
                10 / 20, 10 / 20,
                11 / 23, 12 / 23,
                21 / 43, 22 / 43
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feelings, 1)), feelings_prop)

        pets_prop <- cubify(
            c(
                9 / 54, 5 / 46,
                12 / 54, 12 / 46,
                21 / 54, 17 / 46,
                12 / 54, 7 / 46,
                10 / 54, 10 / 46,
                11 / 54, 12 / 46,
                21 / 54, 22 / 46
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feelings, 2)), pets_prop)

        all_prop <- cubify(
            c(
                9 / 100, 5 / 100,
                12 / 100, 12 / 100,
                21 / 100, 17 / 100,
                12 / 100, 7 / 100,
                10 / 100, 10 / 100,
                11 / 100, 12 / 100,
                21 / 100, 22 / 100
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feelings)), all_prop)
    })

    test_that("applyTransforms can return what is asked for", {
        all <- cubify(
            c(
                NA, NA,
                9, 5,
                12, 12,
                21, 17,
                12, 7,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "Subtitle", "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )

        expect_equivalent(applyTransforms(pet_feelings_headers), all)

        pet_array <- cubeToArray(pet_feelings_headers)
        insert_funcs <- makeInsertionFunctions(
            Categories(data = index(variables(pet_feelings_headers))[[1]]$categories),
            transforms(pet_feelings_headers)[[1]],
            include = c("subtotals", "headings")
        )

        tst <- apply(pet_array, 2, calcInsertions, insert_funcs)

        expect_equivalent(tst, all[c(1, 4, 8), ])
    })

    test_that("applyTransforms with a cube that has transform but no insertions", {
        pet_feelings@dims$feelings$references$view$transform$insertions <- list()

        all <- cubify(
            c(
                9, 5,
                12, 12,
                12, 7,
                10, 10,
                11, 12
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "neutral", "somewhat unhappy",
                        "extremely unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(applyTransforms(pet_feelings), all)
    })

    test_that("applyTransforms handles useNA", {
        # change neutral to missing
        # TODO: setter methods for variables(cube_object)
        pet_feelings@dims$feelings$references$categories[[3]]$missing <- TRUE
        pet_feelings@dims@.Data[[1]]$missing[[3]] <- TRUE
        pet_feelings@.Data[[3]]$dimensions[[1]]$type$categories[[3]]$missing <- TRUE

        all_no <- cubify(
            c(
                9, 5,
                12, 12,
                21, 17,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        # expect silent to catch any warnings that are not raised because of `try`
        expect_silent(
            expect_equivalent(applyTransforms(pet_feelings), all_no)
        )

        all_ifany <- cubify(
            c(
                9, 5,
                12, 12,
                21, 17,
                12, 7,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )

        pet_feelings@useNA <- "ifany"
        # expect silent to catch any warnings that are not raised because of `try`
        expect_silent(
            expect_equivalent(applyTransforms(pet_feelings), all_ifany)
        )

        all_always <- cubify(
            c(
                9, 5, 0,
                12, 12, 0,
                21, 17, 0,
                12, 7, 0,
                10, 10, 0,
                11, 12, 0,
                21, 22, 0,
                0, 0, 0
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy", "No Data"
                    ),
                "animals" = c("cats", "dogs", "No Data")
            )
        )

        pet_feelings@useNA <- "always"
        # expect silent to catch any warnings that are not raised because of `try`
        expect_silent(
            expect_equivalent(applyTransforms(pet_feelings), all_always)
        )
    })


    # add a subdiff for some tests
    new_trans <- pet_feelings_subdiff@dims$feelings$references$view$transform
    new_trans$insertions <- c(
        new_trans$insertions,
        list(list(
            `function` = "subtotal",
            name = "Subdiff",
            args = list(1L, 2L),
            anchor = "top",
            kwargs = list(positive = list(1L, 4L), negative = list(2L, 5L))
        ))
    )
    pet_feelings_subdiff@dims$feelings$references$view$transform <- new_trans

    test_that("simple subdiff", {
        all <- cubify(
            c(
                0, -5,
                9, 5,
                12, 12,
                21, 17,
                12, 7,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "Subdiff", "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(applyTransforms(pet_feelings_subdiff), all)
    })

    test_that("simple with row subdiff (margins & table percent)", {
        # proportions, non-table percents, and bases are not implemented correctly in R
        feelings_margin <- cubify(
            c(-5, 14, 24, 38, 19, 20, 23, 43),
            dims = list("feelings" = c(
                "Subdiff", "extremely happy",
                "somewhat happy", "happy",
                "neutral", "somewhat unhappy",
                "extremely unhappy", "unhappy"
            ))
        )
        expect_equivalent(as.array(margin.table(pet_feelings_subdiff, 1)), feelings_margin)

        pets_margin <- cubify(c(54, 46),
                              dims = list("animals" = c("cats", "dogs"))
        )
        expect_equivalent(as.array(margin.table(pet_feelings_subdiff, 2)), pets_margin)
        expect_equivalent(margin.table(pet_feelings_subdiff), 100)

        all_prop <- cubify(
            c(
                0 / 100, -5 / 100,
                9 / 100, 5 / 100,
                12 / 100, 12 / 100,
                21 / 100, 17 / 100,
                12 / 100, 7 / 100,
                10 / 100, 10 / 100,
                11 / 100, 12 / 100,
                21 / 100, 22 / 100
            ),
            dims = list(
                "feelings" =
                    c(
                        "Subdiff",
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feelings_subdiff)), all_prop)
    })


    # cat by mr with subtotals fixture
    cat_by_cat <- loadCube("cubes/cat-by-cat-col-subtotals.json")
    cat_by_cat_dims <- dimnames(cat_by_cat)
    # drop no data categories, and add in the subtotals
    cond <- !(cat_by_cat_dims$food_groups %in% c("Don't know", "No Data", "Not asked"))
    cat_by_cat_dims$food_groups <- cat_by_cat_dims$food_groups[cond]
    cond <- !(cat_by_cat_dims$offal %in% c("Don't know", "No Data", "Not asked"))
    cat_by_cat_dims$offal <- cat_by_cat_dims$offal[cond]
    cat_by_cat_dims_subtotals <- cat_by_cat_dims
    cat_by_cat_dims_subtotals$food_groups <- c(
        cat_by_cat_dims_subtotals$food_groups[1], "plant-based",
        cat_by_cat_dims_subtotals$food_groups[c(2, 3, 4)],
        "animal-based", "plant-based again, after animal-based"
    )

    test_that("cat by cat with column subtotals", {
        all <- cubify(
            # Vegetables      plant-based       Fruit             Grain
            # Meat            animal-based      plant-based (again)
            115.83196131542, 364.191867955033, 153.417539695033, 94.9423669445809, # Liver
            136.201841877585, 136.201841877585, 364.191867955033,
            37.5716937475242, 127.869673293253, 48.6141816507989, 41.6837978949296, # Kidney
            34.3372374619018, 34.3372374619018, 127.869673293253,
            0, 0, 0, 0, 0, 0, 0, # Heart
            29.9055007459322, 129.671056693162, 70.2237662859661, 29.5417896612636, # Pancreas
            47.0182342996631, 47.0182342996631, 129.671056693162,
            66.5763886292179, 205.347046675315, 73.0511594850247, 65.7194985610729, # Thymus
            154.487897653589, 154.487897653589, 205.347046675315,
            56.9451510924633, 153.827966744574, 62.589746073575, 34.2930695785354, # Snout
            43.7522602181583, 43.7522602181583, 153.827966744574,
            33.845719287749, 98.0351667619131, 32.5062091544317, 31.6832383197324, # Lung
            30.0702030313596, 30.0702030313596, 98.0351667619131,
            6.05492419458171, 19.2847236651074, 7.74346718665446, 5.48633228387126, # Tongue
            11.4481940114737, 11.4481940114737, 19.2847236651074,
            dims = cat_by_cat_dims_subtotals
        )

        expect_equivalent(applyTransforms(cat_by_cat), all)

        # pretty printing tests are large and mostly unreadable for this cube, but
        # column pretty printing is covered by categorical array tests and row+col
        # subtotals test
    })

    test_that("cat by cat with column subtotals (margins and proportions)", {
        row_margin <- cubify(
            500.393709832618, # Liver
            162.206910755154, # Kidney
            0, # Heart
            176.689290992825, # Pancreas
            359.834944328904, # Thymus
            197.580226962732, # Snout
            128.105369793273, # Lung
            30.7329176765812, # Tongue
            dims = cat_by_cat_dims_subtotals["offal"]
        )
        expect_equivalent(as.array(margin.table(cat_by_cat, 1)), row_margin)

        col_margin <- cubify(
            346.731339012888, # Vegetables
            1098.22750178836, # plant-based
            448.146069531484, # Fruit
            303.350093243986, # Grain
            457.31586855373, # Meat
            457.31586855373, # Meat
            1098.22750178836, # plant-based (again)
            dims = cat_by_cat_dims_subtotals["food_groups"]
        )
        expect_equivalent(as.array(margin.table(cat_by_cat, 2)), col_margin)

        expect_equivalent(as.array(margin.table(cat_by_cat)), 1555.54337034209)
        expect_equivalent(
            margin.table(cat_by_cat),
            margin.table(noTransforms(cat_by_cat))
        )

        row_prop <- cubify(
            # Vegetables        plant-based         Fruit               Grain
            # Meat              animal-based        plant-based (again)
            0.231481649427938, 0.727810643496809, 0.306593661511755, 0.189735332557116, # Liver
            0.272189356503191, 0.272189356503191, 0.727810643496809,
            0.231628193722506, 0.788312117516789, 0.299704750090335, 0.256979173703948, # Kidney
            0.211687882483211, 0.211687882483211, 0.788312117516789,
            NA, NA, NA, NA, NA, NA, NA, # Heart
            0.169254744177714, 0.733893129371534, 0.397442119391479, 0.167196265802341, # Pancreas
            0.266106870628466, 0.266106870628466, 0.733893129371534,
            0.185019241956569, 0.570670108369519, 0.203012966462348, 0.182637899950602, # Thymus
            0.429329891630481, 0.429329891630481, 0.570670108369519,
            0.288212803314597, 0.778559520399726, 0.316781426136234, 0.173565290948895, # Snout
            0.221440479600274, 0.221440479600274, 0.778559520399726,
            0.264202190293559, 0.765269769098011, 0.25374587503153, 0.247321703772922, # Lung
            0.234730230901989, 0.234730230901989, 0.765269769098011,
            0.197017551613579, 0.627494072253433, 0.251960040636007, 0.178516480003846, # Tongue
            0.372505927746567, 0.372505927746567, 0.627494072253433,
            dims = cat_by_cat_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_by_cat, 1)), row_prop)

        col_prop <- cubify(
            # Vegetables        plant-based         Fruit               Grain
            # Meat              animal-based        plant-based (again)
            0.334068335574115, 0.331617872764962, 0.342338246669047, 0.312979521216821, # Liver
            0.297828812081955, 0.297828812081955, 0.331617872764962,
            0.108359670788592, 0.116432772886337, 0.108478429146155, 0.13741152161573, # Kidney
            0.0750842903625757, 0.0750842903625757, 0.116432772886337,
            0, 0, 0, 0, 0, 0, 0, # Heart
            0.0862497772225333, 0.118073037218614, 0.156698387111555, 0.0973851345992599, # Pancreas
            0.102813476489148, 0.102813476489148, 0.118073037218614,
            0.192011454224919, 0.186980426497176, 0.163007475579104, 0.216645717356725, # Thymus
            0.33781442603809, 0.33781442603809, 0.186980426497176,
            0.16423422023109, 0.140069308493987, 0.13966371754417, 0.113047829363788, # Snout
            0.0956718610192244, 0.0956718610192244, 0.140069308493987,
            0.0976136722573294, 0.0892667198756835, 0.0725348527287441, 0.104444465406013, # Lung
            0.0657536838300782, 0.0657536838300782, 0.0892667198756835,
            0.0174628697014222, 0.0175598622632416, 0.0172788912212259, 0.0180858104416621, # Tongue
            0.0250334501789297, 0.0250334501789297, 0.0175598622632416,
            dims = cat_by_cat_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_by_cat, 2)), col_prop)

        table_prop <- cubify(
            0.0744639870053551, 0.234125177670194, 0.0986263338072625, 0.0610348568575762,
            0.0875590128018301, 0.0875590128018301, 0.234125177670194,
            0.0241534208970731, 0.0822025767530559, 0.0312522187279856, 0.0267969371279971,
            0.0220741112826385, 0.0220741112826385, 0.0822025767530559,
            0, 0, 0, 0, 0, 0, 0,
            0.0192251153623287, 0.0833606180100561, 0.0451442033856779, 0.0189912992620495,
            0.0302262445368676, 0.0302262445368676, 0.0833606180100561,
            0.0427994422390015, 0.132009849799403, 0.0469618275374473, 0.0422485800229538,
            0.0993144264564057, 0.0993144264564057, 0.132009849799403,
            0.036607883893292, 0.0988901818344959, 0.0402365805202915, 0.0220457174209124,
            0.0281266733235066, 0.0281266733235066, 0.0988901818344959,
            0.02175813283837, 0.0630231008861898, 0.0208970124357787, 0.0203679556120411,
            0.0193309962323626, 0.0193309962323626, 0.0630231008861898,
            0.00389248175912327, 0.0123974194694851, 0.00497798218570502, 0.00352695552465678,
            0.0073596109435098, 0.0073596109435098, 0.0123974194694851,
            dims = cat_by_cat_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_by_cat)), table_prop)
    })

    transforms(pet_feeling_both) <- list(
        animals = Transforms(
            insertions = Insertions(
                Subtotal("felines", categories = "cats", after = "cats"),
                Subtotal("both", categories = c("cats", "dogs"), after = "dogs")
            )
        )
    )

    test_that("cat by cat with both column and row subtotals", {
        all <- cubify(
            c(
                9, 9, 5, 14,
                12, 12, 12, 24,
                21, 21, 17, 38,
                12, 12, 7, 19,
                10, 10, 10, 20,
                11, 11, 12, 23,
                21, 21, 22, 43
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "happy", "neutral",
                        "somewhat unhappy", "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )

        expect_equivalent(applyTransforms(pet_feeling_both), all)

        # pretty printing
        skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
        expect_prints(
            pet_feeling_both,
            # nolint start
            paste(
                "                 animals",
                "feelings             cats \033[30m\033[3mfelines\033[23m\033[39m    dogs \033[30m\033[3m   both\033[23m\033[39m",
                "  extremely happy       9 \033[30m\033[3m      9\033[23m\033[39m       5 \033[30m\033[3m     14\033[23m\033[39m",
                "   somewhat happy      12 \033[30m\033[3m     12\033[23m\033[39m      12 \033[30m\033[3m     24\033[23m\033[39m",
                "\033[30m\033[3m            happy      21 \033[30m\033[3m     21\033[3m\033[30m      17 \033[30m\033[3m     38\033[3m\033[30m\033[23m\033[39m",
                "          neutral      12 \033[30m\033[3m     12\033[23m\033[39m       7 \033[30m\033[3m     19\033[23m\033[39m",
                " somewhat unhappy      10 \033[30m\033[3m     10\033[23m\033[39m      10 \033[30m\033[3m     20\033[23m\033[39m",
                "extremely unhappy      11 \033[30m\033[3m     11\033[23m\033[39m      12 \033[30m\033[3m     23\033[23m\033[39m",
                "\033[30m\033[3m          unhappy      21 \033[30m\033[3m     21\033[3m\033[30m      22 \033[30m\033[3m     43\033[3m\033[30m\033[23m\033[39m",
                sep = "\n"
            ),
            # nolint end
            fixed = TRUE
        )
    })

    test_that("cat by cat with both column and row subtotals (margins and proportions)", {
        feelings_margin <- cubify(
            c(14, 24, 38, 19, 20, 23, 43),
            dims = list("feelings" = c(
                "extremely happy",
                "somewhat happy", "happy",
                "neutral", "somewhat unhappy",
                "extremely unhappy", "unhappy"
            ))
        )
        expect_equivalent(as.array(margin.table(pet_feeling_both, 1)), feelings_margin)

        pets_margin <- cubify(
            c(54, 54, 46, 100),
            dims = list("animals" = c("cats", "felines", "dogs", "both"))
        )
        expect_equivalent(as.array(margin.table(pet_feeling_both, 2)), pets_margin)

        expect_equivalent(as.array(margin.table(pet_feeling_both)), 100)

        feelings_prop <- cubify(
            c(
                9 / 14, 9 / 14, 5 / 14, 14 / 14,
                12 / 24, 12 / 24, 12 / 24, 24 / 24,
                21 / 38, 21 / 38, 17 / 38, 38 / 38,
                12 / 19, 12 / 19, 7 / 19, 19 / 19,
                10 / 20, 10 / 20, 10 / 20, 20 / 20,
                11 / 23, 11 / 23, 12 / 23, 23 / 23,
                21 / 43, 21 / 43, 22 / 43, 43 / 43
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feeling_both, 1)), feelings_prop)

        pets_prop <- cubify(
            c(
                9 / 54, 9 / 54, 5 / 46, 14 / 100,
                12 / 54, 12 / 54, 12 / 46, 24 / 100,
                21 / 54, 21 / 54, 17 / 46, 38 / 100,
                12 / 54, 12 / 54, 7 / 46, 19 / 100,
                10 / 54, 10 / 54, 10 / 46, 20 / 100,
                11 / 54, 11 / 54, 12 / 46, 23 / 100,
                21 / 54, 21 / 54, 22 / 46, 43 / 100
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feeling_both, 2)), pets_prop)

        all_prop <- cubify(
            c(
                9 / 100, 9 / 100, 5 / 100, 14 / 100,
                12 / 100, 12 / 100, 12 / 100, 24 / 100,
                21 / 100, 21 / 100, 17 / 100, 38 / 100,
                12 / 100, 12 / 100, 7 / 100, 19 / 100,
                10 / 100, 10 / 100, 10 / 100, 20 / 100,
                11 / 100, 11 / 100, 12 / 100, 23 / 100,
                21 / 100, 21 / 100, 22 / 100, 43 / 100
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy",
                        "happy", "neutral", "somewhat unhappy",
                        "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )
        expect_equivalent(as.array(prop.table(pet_feeling_both)), all_prop)
    })

    pet_feeling_bad_feelings <- pet_feeling_bad_animals <- pet_feeling_both
    test_that("broken row transforms don't break columns", {
        only_feelings <- cubify(
            c(
                9, 9, 5, 14,
                12, 12, 12, 24,
                12, 12, 7, 19,
                10, 10, 10, 20,
                11, 11, 12, 23
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "neutral",
                        "somewhat unhappy", "extremely unhappy"
                    ),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )

        # malform the transform for animals only
        pet_feeling_bad_feelings@dims$feelings$references$view$transform$insertions[[2]]$anchor <- NA # nolint
        expect_warning(
            expect_equivalent(applyTransforms(pet_feeling_bad_feelings), only_feelings),
            "Transforms for dimensions 1 were malformed and have been ignored."
        )

        # pretty printing
        skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
        expect_warning(expect_prints(
            pet_feeling_bad_feelings,
            # nolint start
            paste(
                "                 animals",
                "feelings             cats \033[30m\033[3mfelines\033[23m\033[39m    dogs \033[30m\033[3m   both\033[23m\033[39m",
                "  extremely happy       9 \033[30m\033[3m      9\033[23m\033[39m       5 \033[30m\033[3m     14\033[23m\033[39m",
                "   somewhat happy      12 \033[30m\033[3m     12\033[23m\033[39m      12 \033[30m\033[3m     24\033[23m\033[39m",
                "          neutral      12 \033[30m\033[3m     12\033[23m\033[39m       7 \033[30m\033[3m     19\033[23m\033[39m",
                " somewhat unhappy      10 \033[30m\033[3m     10\033[23m\033[39m      10 \033[30m\033[3m     20\033[23m\033[39m",
                "extremely unhappy      11 \033[30m\033[3m     11\033[23m\033[39m      12 \033[30m\033[3m     23\033[23m\033[39m",
                sep = "\n"
            ),
            # nolint end
            fixed = TRUE
        ), "Transforms for dimensions 1 were malformed and have been ignored.")
    })

    test_that("broken column transforms don't break rows", {
        only_animals <- cubify(
            c(
                9, 5,
                12, 12,
                21, 17,
                12, 7,
                10, 10,
                11, 12,
                21, 22
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "happy", "neutral",
                        "somewhat unhappy", "extremely unhappy", "unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )

        # malform the transform for animals only
        pet_feeling_bad_animals@dims$animals$references$view$transform$insertions[[2]]$anchor <- NA
        expect_warning(
            expect_equivalent(applyTransforms(pet_feeling_bad_animals), only_animals),
            "Transforms for dimension(s) 2 were malformed and have been ignored."
        )

        # pretty printing
        skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
        expect_warning(expect_prints(
            pet_feeling_bad_animals,
            paste(
                "                 animals",
                "feelings             cats    dogs",
                "  extremely happy       9       5",
                "   somewhat happy      12      12",
                "\033[30m\033[3m            happy      21      17\033[23m\033[39m",
                "          neutral      12       7",
                " somewhat unhappy      10      10",
                "extremely unhappy      11      12",
                "\033[30m\033[3m          unhappy      21      22\033[23m\033[39m",
                sep = "\n"
            ),
            fixed = TRUE
        ), "Transforms for dimension(s) 2 were malformed and have been ignored.")
    })

    test_that("Two bad transforms are both ignored", {
        only_cube <- cubify(
            c(
                9, 5,
                12, 12,
                12, 7,
                10, 10,
                11, 12
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "neutral",
                        "somewhat unhappy", "extremely unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )

        # malform the transform for both
        pet_feeling_both@dims$feelings$references$view$transform$insertions[[2]]$anchor <- NA
        pet_feeling_both@dims$animals$references$view$transform$insertions[[2]]$anchor <- NA
        expect_warning(
            expect_equivalent(applyTransforms(pet_feeling_both), only_cube),
            "Transforms for dimension(s) 1 and 2 were malformed and have been ignored."
        )
    })


    # cat by mr with subtotals fixture
    cat_mr <- loadCube("cubes/cat-x-mr-subtotals-on-cat.json")
    cat_mr_dims <- dimnames(cat_mr)
    # drop no data categories, and add in the subtotals
    cond <- !(cat_mr_dims$food_groups %in% c("Don't know", "No Data", "Not asked"))
    cat_mr_dims$food_groups <- cat_mr_dims$food_groups[cond]
    cat_mr_dims_subtotals <- cat_mr_dims
    cat_mr_dims_subtotals$food_groups <- c(
        cat_mr_dims_subtotals$food_groups[1], "plant-based",
        cat_mr_dims_subtotals$food_groups[c(2, 3, 4)], "animal-based"
    )

    test_that("cat by mr, with cat subtotals", {
        all <- cubify(
            7.09439811221956, 29.943091432266, 26.594536972556, 104.244359622909, 235.256710642724,
            28.3930651341193, 99.907133775628, 121.487888771867, 399.597650747672, 626.93247871747,
            16.4723263871271, 41.5273628588211, 58.5641962784524, 183.864543659439, 234.846288302351, # nolint
            4.82634063477261, 28.4366794845409, 36.3291555208591, 111.488747465324, 156.829479772395, # nolint
            12.217223612475, 42.1476791820657, 89.3309048228944, 218.631137785724, 171.129707467715,
            12.217223612475, 42.1476791820657, 89.3309048228944, 218.631137785724, 171.129707467715,
            dims = cat_mr_dims_subtotals
        )
        expect_equivalent(applyTransforms(cat_mr), all)

        # can apply to an array of the same shape
        new_array <- cubeToArray(cat_mr) - 1
        # must subtract one for each category in the subtotal
        new_all <- all - c(1, 3, 1, 1, 1, 1)
        expect_equivalent(applyTransforms(cat_mr, array = new_array), new_all)
    })

    test_that("cat by mr, with cat subtotals (margins and proportions)", {
        row_margin <- cubify(
            51.911366492838, 69.0306061146165, 70.6657653721693, 142.042366487671, 253.602877279968, # nolint
            197.750644752234, 263.820951392254, 276.216370215392, 509.242733468184, 726.557193538396, # nolint
            93.7790931477866, 121.118408249056, 130.06549190286, 231.730645711963, 279.991871527124, # nolint
            52.0601851116097, 73.6719370285819, 75.4851129403625, 135.46972126855, 192.962444731304, # nolint
            70.2849657255216, 94.3678915294494, 135.475226421184, 251.200447977195, 215.124923979429, # nolint
            70.2849657255216, 94.3678915294494, 135.475226421184, 251.200447977195, 215.124923979429, # nolint
            dims = cat_mr_dims_subtotals
        )
        expect_equivalent(as.array(margin.table(cat_mr, 1)), row_margin)

        col_margin <- cubify(
            40.6102887465943,
            142.054812957694,
            210.818793594762,
            618.228788533396,
            798.062186185185,
            dims = cat_mr_dims_subtotals["nordics"]
        )
        expect_equivalent(as.array(margin.table(cat_mr, 2)), col_margin)

        table_margin <- cubify(
            268.035610477756,
            358.188842921703,
            411.691596636576,
            760.44318144538,
            941.682117517826,
            dims = cat_mr_dims_subtotals["nordics"]
        )
        expect_equivalent(as.array(margin.table(cat_mr)), table_margin)

        # nolint start
        row_prop <- cubify(
            0.136663674865857, 0.433765442860944, 0.376342587283855, 0.733896246595956, 0.927657892394531,
            0.143580139370435, 0.378692947805666, 0.439828706304162, 0.784689941525965, 0.8628811114845,
            0.175650305779438, 0.34286582410684, 0.450266980285526, 0.793440777306508, 0.838761093389815,
            0.0927069434045541, 0.385990658471605, 0.48127576558786, 0.822979086554057, 0.812746127832161,
            0.173824138439307, 0.44663156608636, 0.659389226965898, 0.870345333960438, 0.795489914892794,
            0.173824138439307, 0.44663156608636, 0.659389226965898, 0.870345333960438, 0.795489914892794,
            dims = cat_mr_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_mr, 1)), row_prop)

        col_prop <- cubify(
            0.174694599107339, 0.210785476456778, 0.12614879593551, 0.168617769920104, 0.294784936205628,
            0.699159400497994, 0.703299886117777, 0.576266881620586, 0.646358853161181, 0.785568455152935,
            0.405619533756911, 0.292333374661432, 0.27779400156812, 0.297405340983255, 0.294270662571973,
            0.118845267633744, 0.200181034999566, 0.172324084116957, 0.180335742257822, 0.196512856375335,
            0.300840599502006, 0.296700113882224, 0.423733118379414, 0.353641146838819, 0.214431544847065,
            0.300840599502006, 0.296700113882224, 0.423733118379414, 0.353641146838819, 0.214431544847065,
            dims = cat_mr_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_mr, 2)), col_prop)

        table_prop <- cubify(
            0.0264681177981324, 0.0835958238900571, 0.064598202124666, 0.137083692991725, 0.249826036054328,
            0.105930197422315, 0.278923075773934, 0.295094409903907, 0.525479957605977, 0.66575808020014,
            0.0614557385034259, 0.115937064147748, 0.142252590912489, 0.241786037597137, 0.249390196472437,
            0.0180063411207562, 0.0793901877361293, 0.0882436168667512, 0.146610227017115, 0.166541847673375,
            0.0455805987521531, 0.117668877786008, 0.216985009052181, 0.287504895987324, 0.181727681012776,
            0.0455805987521531, 0.117668877786008, 0.216985009052181, 0.287504895987324, 0.181727681012776,
            dims = cat_mr_dims_subtotals
        )
        expect_equivalent(as.array(prop.table(cat_mr)), table_prop)
        # nolint end
    })

    cat_array_cube <- loadCube("./cubes/catarray-with-transforms.json")

    test_that("categorical arrays with subtotals", {
        all <- cubify(
            c(
                1, 2, 3,
                2, 1, 3,
                2, 1, 3
            ),
            dims = list(
                "CA" =
                    c("mr_1", "mr_2", "mr_3"),
                "CA" = c("A", "B", "A+B")
            )
        )

        # pretty printing
        expect_equivalent(applyTransforms(cat_array_cube), all)
        skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
        expect_prints(
            cat_array_cube,
            paste(
                "    CA ",
                "CA     A   B \033[30m\033[3mA+B\033[23m\033[39m",
                "mr_1   1   2 \033[30m\033[3m  3\033[23m\033[39m",
                "mr_2   2   1 \033[30m\033[3m  3\033[23m\033[39m",
                "mr_3   2   1 \033[30m\033[3m  3\033[23m\033[39m",
                sep = "\n"
            ),
            fixed = TRUE
        )
    })

    test_that("categorical arrays with subtotals (margins and proportions)", {
        margin_1 <- cubify(
            c(3, 3, 3),
            dims = list("CA" = c("mr_1", "mr_2", "mr_3"))
        )
        expect_equivalent(as.array(margin.table(cat_array_cube, 1)), margin_1)

        margin_2 <- cubify(
            c(5, 4, 9),
            dims = list("CA" = c("A", "B", "A+B"))
        )
        expect_equivalent(as.array(margin.table(cat_array_cube, 2)), margin_2)

        expect_equivalent(
            as.array(prop.table(cat_array_cube, 1)),
            applyTransforms(cat_array_cube) / broadcast(t(margin_1), ncol = 3)
        )

        expect_equivalent(
            as.array(prop.table(cat_array_cube, 2)),
            applyTransforms(cat_array_cube) / broadcast(margin_2, dims = c(3, 3))
        )
    })

    test_that("subtotals after cube subsetting", {
        first_two_rows <- cubify(
            c(
                9, 9, 5, 14,
                12, 12, 12, 24,
                21, 21, 17, 38,
                0, 0, 0, 0
            ),
            dims = list(
                "feelings" =
                    c("extremely happy", "somewhat happy", "happy", "unhappy"),
                "animals" = c("cats", "felines", "dogs", "both")
            )
        )

        expect_equivalent(applyTransforms(pet_feeling_both[c(1, 2), ]), first_two_rows)

        one_col <- cubify(
            c(
                5, 5, 0,
                12, 12, 0,
                17, 17, 0,
                7, 7, 0,
                10, 10, 0,
                12, 12, 0,
                22, 22, 0
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "happy", "neutral",
                        "somewhat unhappy", "extremely unhappy", "unhappy"
                    ),
                "animals" = c("dogs", "both", "felines")
            )
        )

        # need drop = FALSE to maintain the columns dimension since selection 1
        # usually removes the dimension
        subset <- pet_feeling_both[, c(2), drop = FALSE]
        expect_equivalent(
            applyTransforms(pet_feeling_both[, c(2), drop = FALSE]),
            one_col
        )

        one_col_withdrop <- cubify(
            c(
                5,
                12,
                17,
                7,
                10,
                12,
                22
            ),
            dims = list(
                "feelings" =
                    c(
                        "extremely happy", "somewhat happy", "happy", "neutral",
                        "somewhat unhappy", "extremely unhappy", "unhappy"
                    )
            )
        )

        expect_equivalent(applyTransforms(pet_feeling_both[, 2]), one_col_withdrop)
    })


    test_that("Can get subtotals alone", {
        subtotes <- cubify(
            c(
                21, 17,
                21, 22
            ),
            dims = list(
                "feelings" = c("happy", "unhappy"),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(subtotalArray(pet_feelings_headers), subtotes)
    })

    test_that("Can get subtotals with headers", {
        subtotes <- cubify(
            c(
                NA, NA,
                21, 17,
                21, 22
            ),
            dims = list(
                "feelings" = c("Subtitle", "happy", "unhappy"),
                "animals" = c("cats", "dogs")
            )
        )

        expect_equivalent(subtotalArray(pet_feelings_headers, headings = TRUE), subtotes)
    })

    cat <- loadCube("cubes/cat-subtotals-0id.json")
    cat_dims <- dimnames(cat)
    # drop no data categories, and add in the subtotals
    cond <- !(cat_dims$food_groups %in% c("Don't know", "No Data", "Not asked"))
    cat_dims$food_groups <- cat_dims$food_groups[cond]
    cat_dims_subtotals <- cat_dims
    cat_dims_subtotals$food_groups <- c(
        cat_dims_subtotals$food_groups[1], "plant-based",
        cat_dims_subtotals$food_groups[c(2, 3, 4)], "animal-based",
        "plant-based again, after animal-based"
    )

    test_that("subtotals with bases on weighted cube", {
        unweighted_counts <- cubify(
            434,
            1223,
            495,
            294,
            433,
            433,
            1223,
            dims = cat_dims_subtotals
        )
        expect_equivalent(bases(cat, 0), unweighted_counts)
        expect_equivalent(bases(cat), 1656)
    })

    ##############################################################
    ### Transform interaction (getting, setting, anchors, etc)
    ##############################################################

    test_that("can retrieve transformations from a cube", {
        trans <- list(
            "v7" = Transforms(
                insertions = Insertions(
                    Subtotal(name = c("C, E"), after = 3, categories = c(1, 3)),
                    Subtotal(name = c("D, E"), after = 3, categories = c(2, 3))
                ),
                categories = NULL,
                elements = NULL
            )
        )
        expect_equivalent(transforms(unicat_trans_cube), trans)
    })

    test_that("can remove transformations from a cube", {
        # without changing the cube
        expect_equal(
            transforms(noTransforms(unicat_trans_cube)),
            TransformsList("v7" = NULL)
        )

        # with changing the cube
        transforms(unicat_trans_cube) <- NULL
        expect_equal(transforms(unicat_trans_cube), TransformsList("v7" = NULL))
    })


    transforms(pet_feelings) <- NULL
    feelings_trans <- Transforms(
        insertions = Insertions(
            Heading(name = "Fabulous new header", position = "top"),
            Subtotal(
                name = "moderately happy",
                after = "somewhat unhappy",
                categories = c(
                    "somewhat happy", "neutral",
                    "somewhat unhappy"
                )
            )
        )
    )
    animals_trans <- Transforms(
        insertions = Insertions(
            Subtotal("felines", categories = "cats", after = "cats"),
            Subtotal("both", categories = c("cats", "dogs"), after = "dogs")
        )
    )

    test_that("can set transforms on a cube", {
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = NULL, animals = NULL)
        )

        transforms(pet_feelings)[["feelings"]] <- feelings_trans

        # add empty elements/categories
        feelings_trans["elements"] <- feelings_trans["categories"] <- list(NULL)

        # convert to category ids
        feelings_trans$insertions[["moderately happy"]]$categories <- c(4L, 3L, 5L)
        feelings_trans$insertions[["moderately happy"]]$after <- 5L

        # ensure the transforms were set appropriately
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = feelings_trans, animals = NULL)
        )

        all <- cubify(
            c(
                NA, NA,
                9, 5,
                12, 12,
                12, 7,
                10, 10,
                34, 29,
                11, 12
            ),
            dims = list(
                "feelings" =
                    c(
                        "Fabulous new header", "extremely happy",
                        "somewhat happy", "neutral",
                        "somewhat unhappy", "moderately happy",
                        "extremely unhappy"
                    ),
                "animals" = c("cats", "dogs")
            )
        )
        expect_equivalent(applyTransforms(pet_feelings), all)

        expect_error(
            transforms(pet_feelings) <- list("not in the var" = Transforms(
                insertions = Insertions(
                    Heading(name = "Fabulous new header", position = "top"),
                    Subtotal(name = "subtotal", after = 2, categories = c(1, 2))
                )
            )),
            paste0(
                "The names of the transforms supplied .*not in the var.* do not",
                " match the dimensions of the cube .*feelings.* and .*animals.*"
            )
        )
    })

    test_that("can remove individual dimensions transforms", {
        transforms(pet_feelings)[["feelings"]] <- feelings_trans
        transforms(pet_feelings)[["animals"]] <- animals_trans

        # add empty elements/categories
        feelings_trans["elements"] <- feelings_trans["categories"] <- list(NULL)
        animals_trans["elements"] <- animals_trans["categories"] <- list(NULL)

        # convert to category ids
        feelings_trans$insertions[["moderately happy"]]$categories <- c(4L, 3L, 5L)
        feelings_trans$insertions[["moderately happy"]]$after <- 5L

        animals_trans$insertions[["felines"]]$categories <- 1L
        animals_trans$insertions[["felines"]]$after <- 1L
        animals_trans$insertions[["both"]]$categories <- c(1L, 2L)
        animals_trans$insertions[["both"]]$after <- 2L

        # ensure the transforms were set appropriately
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = feelings_trans, animals = animals_trans)
        )

        transforms(pet_feelings)[["feelings"]] <- NULL
        # ensure the transforms were removed from feelings
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = NULL, animals = animals_trans)
        )
    })

    test_that("can set transforms on a cube indexed by numerics", {
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = NULL, animals = NULL)
        )
        transforms(pet_feelings)[[1]] <- feelings_trans

        # add empty elements/categories
        feelings_trans["elements"] <- feelings_trans["categories"] <- list(NULL)

        # convert to category ids
        feelings_trans$insertions[["moderately happy"]]$categories <- c(4L, 3L, 5L)
        feelings_trans$insertions[["moderately happy"]]$after <- 5L

        # ensure the transforms were set appropriately
        expect_equal(
            transforms(pet_feelings),
            TransformsList(feelings = feelings_trans, animals = NULL)
        )
    })

    test_that("subtotals with 0 anchor attach to 0 and not top", {
        all <- cubify(
            376.775218800139,
            1180.53898816961,
            485.589210635439,
            318.174558734034,
            471.521308228948,
            471.521308228948,
            1180.53898816961,
            dims = cat_dims_subtotals
        )
        expect_equivalent(applyTransforms(cat), all)
    })


    ##############################################################
    ### Integration tests
    ##############################################################

    with_test_authentication({
        df <- data.frame(pets = c(
            rep("Dogs", 50),
            rep("Cats", 45),
            rep("Birds", 30),
            rep("Lizards", 25),
            rep("Rocks", 5),
            rep(NA, 10)
        ), stringsAsFactors = TRUE)

        ds <- newDataset(df)

        # set rocks to be missing
        is.na(categories(ds$pets)) <- c(FALSE, FALSE, FALSE, FALSE, TRUE, TRUE)

        insrts_list <- list(
            list(
                anchor = "top", name = "First one",
                `function` = "subtotal", args = c(1, 2)
            ),
            list(
                anchor = "bottom", name = "Toward the end",
                `function` = "subtotal", args = c(3, 4)
            ),
            list(
                anchor = 3, name = "Dogs+Cats",
                `function` = "subtotal", args = c(2, 3)
            ),
            list(
                anchor = 4, name = "Birds+Lizards",
                `function` = "subtotal", args = c(1, 4)
            ),
            list(
                anchor = 5, name = "Cats+Birds (missing anch.)",
                `function` = "subtotal", args = c(2, 1)
            ),
            list(
                anchor = "bottom", name = "Rocks+Birds (incl. missing)",
                `function` = "subtotal", args = c(5, 1)
            )
        )

        ## test variable-based methods
        test_that("showTransforms before a transform returns a the standard table", {
            cat_summary <- cubify(c(30, 45, 50, 25),
                                  dims = list(pets = c(
                                      "Birds", "Catds",
                                      "Dogs", "Lizards"
                                  ))
            )
            expect_prints(expect_equivalent(showTransforms(ds$pets), cat_summary))
        })

        # add transforms
        transforms(ds$pets) <- Transforms(insertions = Insertions(data = insrts_list))

        test_that("summary still works after adding transforms", {
            cat_summary <- cubify(c(50, 45, 30, 25),
                                  dims = list(
                                      pets = c(
                                          "Dogs", "Catds",
                                          "Birds", "Lizards"
                                      ),
                                      "Count"
                                  )
            )
            class(cat_summary) <- "CategoricalVariableSummary"

            expect_equivalent(summary(ds$pets), cat_summary)
        })

        test_that("showTransforms works on a variable", {
            cat_show_trans <- cubify(c(75, 30, 45, 50, 95, 25, 55, 75, 75, NA),
                                     dims = list(pets = c(
                                         "First one", "Birds", "Cats", "Dogs",
                                         "Dogs+Cats", "Lizards", "Birds+Lizards",
                                         "Toward the end", "Cats+Birds (missing anch.)",
                                         "Rocks+Birds (incl. missing)"
                                     ))
            )
            capture.output(trans_pets <- showTransforms(ds$pets))

            expect_is(trans_pets, "array")
            expect_equal(dim(trans_pets), 10)
            expect_equivalent(trans_pets, cat_show_trans)

            skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
            expect_prints(
                trans_pets <- showTransforms(ds$pets),
                paste(
                    "                             ",
                    "                           ",
                    "\033[30m\033[3m                  First one 75\033[23m\033[39m",
                    "                      Birds 30",
                    "                       Cats 45",
                    "                       Dogs 50",
                    "\033[30m\033[3m                  Dogs+Cats 95\033[23m\033[39m",
                    "                    Lizards 25",
                    "\033[30m\033[3m              Birds+Lizards 55\033[23m\033[39m",
                    "\033[30m\033[3m             Toward the end 75\033[23m\033[39m",
                    "\033[30m\033[3m Cats+Birds (missing anch.) 75\033[23m\033[39m",
                    "\033[30m\033[3mRocks+Birds (incl. missing) NA\033[23m\033[39m",
                    sep = "\n"
                ),
                fixed = TRUE
            )
        })

        test_that("showTransforms works on a variable", {
            cat_show_trans <- cubify(c(75, 30, 45, 50, 95, 25, 55, 75, 75, 30),
                                     dims = list(pets = c(
                                         "First one", "Birds", "Cats", "Dogs",
                                         "Dogs+Cats", "Lizards", "Birds+Lizards",
                                         "Toward the end", "Cats+Birds (missing anch.)",
                                         "Rocks+Birds (incl. missing)"
                                     ))
            )

            pets_cube <- crtabs(~pets, ds)
            trans_cube <- applyTransforms(pets_cube)

            expect_is(trans_cube, "array")
            expect_equal(dim(showMissing(pets_cube)), 6)
            expect_equal(dim(pets_cube), 4)
            expect_equal(dim(trans_cube), 10)
            expect_equivalent(trans_cube, cat_show_trans)

            skip_on_local_env("Pretty formatting isn't exactly the same in many terminals")
            expect_prints(
                trans_cube <- showTransforms(pets_cube),
                paste(
                    "                             ",
                    "                           ",
                    "\033[30m\033[3m                  First one 75\033[23m\033[39m",
                    "                      Birds 30",
                    "                       Cats 45",
                    "                       Dogs 50",
                    "\033[30m\033[3m                  Dogs+Cats 95\033[23m\033[39m",
                    "                    Lizards 25",
                    "\033[30m\033[3m              Birds+Lizards 55\033[23m\033[39m",
                    "\033[30m\033[3m             Toward the end 75\033[23m\033[39m",
                    "\033[30m\033[3m Cats+Birds (missing anch.) 75\033[23m\033[39m",
                    "\033[30m\033[3mRocks+Birds (incl. missing) 30\033[23m\033[39m",
                    sep = "\n"
                ),
                fixed = TRUE
            )
        })
    })
}