ruby/red-arrow/test/test-scalar.rb

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class ScalarTest < Test::Unit::TestCase
  sub_test_case(".resolve") do
    test("Scalar") do
      assert_equal(Arrow::Int32Scalar.new(29),
                   Arrow::Scalar.resolve(Arrow::Int32Scalar.new(29)))
    end

    test("true") do
      assert_equal(Arrow::BooleanScalar.new(true),
                   Arrow::Scalar.resolve(true))
    end

    test("false") do
      assert_equal(Arrow::BooleanScalar.new(false),
                   Arrow::Scalar.resolve(false))
    end

    test("Symbol") do
      assert_equal(Arrow::StringScalar.new("hello"),
                   Arrow::Scalar.resolve(:hello))
    end

    test("String") do
      assert_equal(Arrow::StringScalar.new("hello"),
                   Arrow::Scalar.resolve("hello"))
    end

    test("Integer") do
      assert_equal(Arrow::Int64Scalar.new(-29),
                   Arrow::Scalar.resolve(-29))
    end

    test("Float") do
      assert_equal(Arrow::DoubleScalar.new(2.9),
                   Arrow::Scalar.resolve(2.9))
    end

    test("Int64Scalar, :int32") do
      assert_equal(Arrow::Int32Scalar.new(-29),
                   Arrow::Scalar.resolve(Arrow::Int64Scalar.new(-29), :int32))
    end

    test("Integer, :int32") do
      assert_equal(Arrow::Int32Scalar.new(-29),
                   Arrow::Scalar.resolve(-29, :int32))
    end
  end
end