sile 0.14.8

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

describe("The frame parser", function()
  it("should exist", function() assert.is.truthy(SILE.frameParser) end)

  local n = SILE.parserBits.number
  local m = SILE._frameParserBits.measurement
  local r = SILE._frameParserBits.relation

  describe("Number", function() -- also tests all the number subrules
    it("should capture number information", function() assert.is.equal(0.35, n:match("0.35")) end)
    it("should capture number information", function() assert.is.equal(-.85, n:match("-.85")) end)
    it("should capture number information", function() assert.is.equal(44, n:match("44 xyz")) end)
  end)

  describe("function", function() -- also tests identifier
    SILE.documentState = {
      thisPageTemplate = {
        frames = { a = SILE.newFrame({ id = "A", top = 20, left = 30, bottom = 200, right = 300 }),
          bb3 = SILE.newFrame({ id ="B", top = 20, left = 30, bottom = 200, right = 300 })
        }
      }
    }
    --it("should match valid functions", function() assert.is.equal(30,r:match("left(a)")) end)
    it("should match valid functions", function() assert.is.truthy(r:match("top(bb3)")) end)
    it("should not match invalid functions", function() assert.is.falsy(r:match("xxx(a)")) end)
    it("should not match invalid functions", function() assert.is.falsy(r:match("left(&)")) end)
  end)

  describe("dimensioned string", function()
    it("should convert via SILE.measurements", function() assert.is.equal(14.4, m:match("0.2 in")) end)
  end)

end)