require "spec_helper" RSpec.describe Asciimath2UnitsML do it "converts an AsciiMath string to MathML + UnitsML" do expect(xmlpp(Asciimath2UnitsML::Conv.new().Asciimath2UnitsML(<<~INPUT))).to be_equivalent_to xmlpp(<<~OUTPUT) 32 + 5 xx 7 "unitsml(kg^-2)" xx 9 "unitsml(g)" xx 1 "unitsml(kg*s^-2)" xx 812 "unitsml(m*s^-2)" - 9 "unitsml(C^3*A)" + 7 "unitsml(hp)" + 13 "unitsml(A/C^-3)" INPUT

32 + 5 \times 7 {kg}^{- 2} kg^-2 kg

⁻²

{kg}^{- 2}

kilo k × 9 ⁢ g gram g

g

× 1 ⁢ kg · s − 2 kg*s^-2 kg·s ⁻²

kg \cdot s^{- 2}

kilo k × 812 ⁢ m · s − 2 meter per second squared m·s ⁻²

m \cdot s^{- 2}

− 9 ⁢ C 3 · A C^3*A C ³ ·A

C^{3} \cdot A

+ 7 ⁢ hp horsepower hp

hp

OUTPUT end it "converts MathML to MatML + UnitsML" do input = <<~INPUT

32 + 5 \times 7 unitsml(kg^-2)

INPUT output = <<~OUTPUT

32 + 5 \times 7 {kg}^{- 2} kg^-2 kg

⁻²

{kg}^{- 2}

kilo k OUTPUT expect(xmlpp(Asciimath2UnitsML::Conv.new().MathML2UnitsML(input).to_xml)).to be_equivalent_to xmlpp(output) expect(xmlpp(Asciimath2UnitsML::Conv.new().MathML2UnitsML(Nokogiri::XML(input)).to_xml)).to be_equivalent_to xmlpp(output) end it "raises error for illegal unit" do expect{xmlpp(Asciimath2UnitsML::Conv.new().Asciimath2UnitsML(<<~INPUT))}.to raise_error(Rsec::SyntaxError) 12 "unitsml(que?)" INPUT end it "initialises multiplier" do expect(xmlpp(Asciimath2UnitsML::Conv.new(multiplier: "\u00d7").Asciimath2UnitsML(<<~INPUT))).to be_equivalent_to xmlpp(<<~OUTPUT) 1 "unitsml(kg*s^-2)" INPUT

1 kg \times s^{- 2} kg*s^-2 kg×s

⁻²

kg \times s^{- 2}

kilo k OUTPUT expect(xmlpp(Asciimath2UnitsML::Conv.new(multiplier: :space).Asciimath2UnitsML(<<~INPUT))).to be_equivalent_to xmlpp(<<~OUTPUT) 1 "unitsml(kg*s^-2)" INPUT

1 kg s^{- 2} kg*s^-2 kg s

⁻²

kg s^{- 2}

kilo k OUTPUT expect(xmlpp(Asciimath2UnitsML::Conv.new(multiplier: :nospace).Asciimath2UnitsML(<<~INPUT))).to be_equivalent_to xmlpp(<<~OUTPUT) 1 "unitsml(kg*s^-2)" INPUT

1 kg s^{- 2} kg*s^-2 kgs

⁻²

kg s^{- 2}

kilo k OUTPUT end end