sile 0.15.1

Simon’s Improved Layout Engine
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SILE = require("core.sile")

describe("SILE.utilities", function ()
   it("should exist", function ()
      assert.is.truthy(SU)
   end)

   describe("deprecated", function ()
      it("should compute errors based on semver", function ()
         SILE.version = "v0.1.10.r4-h5d5dd3b"
         SU.warn = function () end
         assert.has.errors(function ()
            SU.deprecated("foo", "bar", "0.1.9", "0.1.9")
         end)
         assert.has_no.errors(function ()
            SU.deprecated("foo", "bar", "0.1.11", "0.1.11")
         end)
      end)
   end)

   describe("utf8_to_utf16be_hexencoded ", function ()
      it("should hex encode input", function ()
         local str = "foo"
         local out = "feff0066006f006f"
         assert.is.equal(out, SU.utf8_to_utf16be_hexencoded(str))
      end)
   end)

   describe("formatNumber", function ()
      local icu = require("justenoughicu")
      local icu73plus = tostring(icu.version()) >= "73.0"

      SILE.documentState = { documentClass = { state = {} } }
      SILE.typesetter = SILE.typesetters.base(SILE.newFrame({ id = "dummy" }))

      describe("Esperanto", function ()
         SILE.call("language", { main = "eo" }) -- Really load AND activate the language
         -- The test assumes Espeeranto has its own language-specific hooks, bypassing ICU.

         it("should format strings", function ()
            -- Directly checking the language-specific hooks
            assert.is.equal("miliono", SU.formatNumber.eo.string(1000000))
            assert.is.equal("miliono kaj unu", SU.formatNumber.eo.string(1000001))
            assert.is.equal("tri milionoj kaj tri", SU.formatNumber.eo.string(3000003))
            assert.is.equal(
               "tri miliardoj kaj tri cent tri dek tri milionoj kaj tri cent mil tri dek",
               SU.formatNumber.eo.string(3333300030)
            )
            -- Called via basic SILE.formatNumber() when the language is set.
            assert.is.equal("miliono kaj unu", SU.formatNumber(1000001, { style = "string" }))
         end)

         it("should format ordinal numbers", function ()
            -- Directly checking the language-specific hooks
            assert.is.equal("1a", SU.formatNumber.eo.ordinal(1))
            assert.is.equal("99a", SU.formatNumber.eo.ordinal(99))
            -- Called via basic SILE.formatNumber() when the language is set.
            assert.is.equal("1a", SU.formatNumber(1, { style = "ordinal" }))
            assert.is.equal("99a", SU.formatNumber(99, { style = "ordinal" }))
         end)
      end)

      describe("French", function ()
         SILE.call("language", { main = "fr" }) -- Really load AND activate the language
         -- The test assumes French is relying on ICU.

         it("should format strings", function ()
            assert.is.equal("mille neuf cent quatre-vingt-quatre", SU.formatNumber(1984, { style = "string" }))
         end)

         it("should format default numbers", function ()
            assert.is.equal("1984", SU.formatNumber(1984, { style = "default" }))
         end)

         it("should format decimal numbers", function ()
            assert.is.equal(
               "1 984", -- N.B. Contains a non-breaking space
               SU.formatNumber(1984, { style = "decimal" })
            )
         end)

         it("should format ordinal numbers", function ()
            assert.is.equal(
               "1 984e", -- N.B. Contains a non-breaking space
               SU.formatNumber(1984, { style = "ordinal" })
            )
         end)
      end)

      describe("English", function ()
         SILE.call("language", { main = "en" }) -- Really load AND activate the language
         -- The test assumes English is relying both on ICU and language-specific hooks

         it("should format strings", function ()
            assert.is.equal("one thousand nine hundred eighty-four", SU.formatNumber(1984, { style = "string" }))
         end)

         it("should format default numbers", function ()
            assert.is.equal("1984", SU.formatNumber(1984, { style = "default" }))
         end)

         it("should format decimal numbers", function ()
            assert.is.equal("1,984", SU.formatNumber(1984, { style = "decimal" }))
         end)

         it("should format ordinal numbers", function ()
            assert.is.equal("1,984th", SU.formatNumber(1984, { style = "ordinal" }))
         end)
      end)

      describe("Russian", function ()
         SILE.call("language", { main = "ru" }) -- Really load AND activate the language
         -- The test assumes Arabic language is relying on ICU

         it("should format strings", function ()
            assert.is.equal(
               "одна тысяча девятьсот восемьдесят четыре",
               SU.formatNumber(1984, { style = "string" })
            )
         end)

         it("should format default numbers", function ()
            assert.is.equal("1984", SU.formatNumber(1984, { style = "default" }))
         end)

         it("should format decimal numbers", function ()
            assert.is.equal(
               "1 984", -- N.B. Contains a non-breaking space
               SU.formatNumber(1984, { style = "decimal" })
            )
         end)

         it("should format ordinal numbers", function ()
            local expectation = icu73plus and "1 984" or "1 984."
            assert.is.equal(
               expectation, -- N.B. Contains a non-breaking space
               SU.formatNumber(1984, { style = "ordinal" })
            )
         end)
      end)

      describe("Arabic", function ()
         SILE.call("language", { main = "ar" }) -- Really load AND activate the language
         -- The test assumes Arabic language is relying on ICU

         it("should format default numbers", function ()
            assert.is.equal("١٩٨٤", SU.formatNumber(1984, { style = "default" }))
         end)

         it("should format decimal numbers", function ()
            assert.is.equal("١٬٩٨٤", SU.formatNumber(1984, { style = "decimal" }))
         end)

         it("should format ordinal numbers", function ()
            local expectation = icu73plus and "١٬٩٨٤" or "١٬٩٨٤."
            assert.is.equal(expectation, SU.formatNumber(1984, { style = "ordinal" }))
         end)
      end)

      describe("Numbering systems", function ()
         SILE.call("language", { main = "en" }) -- Really load AND activate the language
         -- Just to have a language

         it("should format 'latin' numbers", function ()
            assert.is.equal("2", SU.formatNumber(2, { system = "latn" }))
            assert.is.equal("2", SU.formatNumber(2, { system = "arabic" }))
         end)

         it("should format roman numbers", function ()
            assert.is.equal("mcmlxxxiv", SU.formatNumber(1984, { system = "roman" }))
         end)

         it("should format ROMAN numbers", function ()
            assert.is.equal("MCMLXXXIV", SU.formatNumber(1984, { system = "ROMAN" }))
         end)

         it("should format alpha numbers", function ()
            assert.is.equal("b", SU.formatNumber(2, { system = "alpha" }))
         end)

         it("should format ALPHA numbers", function ()
            assert.is.equal("B", SU.formatNumber(2, { system = "Alpha" }))
         end)

         it("should format 'arab' numbers", function ()
            assert.is.equal("٢", SU.formatNumber(2, { system = "arab" }))
         end)

         it("should format greek numbers", function ()
            assert.is.equal("β", SU.formatNumber(2, { system = "greek" }))
         end)

         it("should format GREEK numbers", function ()
            assert.is.equal("Β", SU.formatNumber(2, { system = "Greek" }))
         end)
      end)
   end)

   describe("collatedSort", function ()
      SILE.documentState = { documentClass = { state = {} } }
      SILE.typesetter = SILE.typesetters.base(SILE.newFrame({ id = "dummy" }))

      describe("French", function ()
         SILE.call("language", { main = "fr" }) -- Really load AND activate the language

         -- Our reference 'unsorted' table.
         -- Just as table.sort(t), SU.collatedSort(t) has a side-effect on the table, we'll need
         -- to shallow copy it, for each test to be independent from the others.
         local original = {
            "Albert",
            "Jean2",
            "Alain",
            "Jean100",
            "alain",
            "alinoé",
            "Jean-Paul",
            "Alinéa",
            "Jean2",
            "jeanne",
         }

         it("should have expected default sorting", function ()
            local sortme = pl.tablex.copy(original)
            SU.collatedSort(sortme) -- with default options
            assert.is.same({
               "alain",
               "Alain",
               "Albert",
               "Alinéa",
               "alinoé",
               "Jean2",
               "Jean2",
               "Jean100",
               "jeanne",
               "Jean-Paul",
            }, sortme)
         end)
         it("should have expected sorting when ignorePunctuation is disabled", function ()
            local sortme = pl.tablex.copy(original)
            SU.collatedSort(sortme, { ignorePunctuation = false })
            assert.is.same({
               -- Jean-Paul is the guinea pig!
               "alain",
               "Alain",
               "Albert",
               "Alinéa",
               "alinoé",
               "Jean-Paul",
               "Jean2",
               "Jean2",
               "Jean100",
               "jeanne",
            }, sortme)
         end)
         it("should have expected sorting when numericOrdering is disabled", function ()
            local sortme = pl.tablex.copy(original)
            SU.collatedSort(sortme, { numericOrdering = false })
            assert.is.same({
               -- Jean100 and the Jean2 are the guinea pigs!
               "alain",
               "Alain",
               "Albert",
               "Alinéa",
               "alinoé",
               "Jean100",
               "Jean2",
               "Jean2",
               "jeanne",
               "Jean-Paul",
            }, sortme)
         end)
         it("should have expected sorting when caseFirst is 'upper'", function ()
            local sortme = pl.tablex.copy(original)
            SU.collatedSort(sortme, { caseFirst = "upper" })
            assert.is.same({
               -- Alain is the guinea pig!
               "Alain",
               "alain",
               "Albert",
               "Alinéa",
               "alinoé",
               "Jean2",
               "Jean2",
               "Jean100",
               "jeanne",
               "Jean-Paul",
            }, sortme)
         end)
         it("should have expected sorting when language-specific options are configured", function ()
            -- WARNING: This is expected to be used for languages where the default options
            -- are not appropriate. I'm told for example that Japanese may need strength=4.
            -- I've not idea however, so let's BREAK the default French rules for testing!
            SU.collatedSort.fr = { caseFirst = "upper", numericOrdering = false }
            local sortme = pl.tablex.copy(original)
            SU.collatedSort(sortme) -- with default options as overriden.
            assert.is.same({
               -- Alain and the Jean guys are the guinea pigs!
               "Alain",
               "alain",
               "Albert",
               "Alinéa",
               "alinoé",
               "Jean100",
               "Jean2",
               "Jean2",
               "jeanne",
               "Jean-Paul",
            }, sortme)
         end)
      end)
   end)
end)