require "../spec_helper"

require "../fixtures/**"

describe Protobuf::Message do
  describe "proto2" do
    it "decodes" do
      File.open("#{__DIR__}/../fixtures/test.data.encoded") do |io|
        test = Test.from_protobuf(io)

        test.f1.should eq("dsfadsafsaf")
        test.f2.should eq(234)

        test.fa.should eq([2342134, 2342135, 2342136])

        test.fb.should eq([-2342134, -2342135, -2342136])

        test.fc.should eq [4, 7, -12, 4, 7, -3, 4, 7, 0]

        test.pairs.should eq([
          Pair.new(key: "sdfff", value: "q\"qq\\q\n"),
          Pair.new(key: "   sdfff2  тест ", value: "q\tqq<>q2&\u{1}"),
        ])

        test.bbbb.should eq(Slice[0u8, 1u8, 2u8, 255u8, 254u8, 253u8])

        test.uint32.should eq(4294967295)
        test.uint64.should eq(18446744073709551615u64)
        test.sint32.should eq(-2147483648)
        test.sint64.should eq(-9223372036854775808)
        test.bool.should eq true

        test.enum.should eq [SomeEnum::YES, SomeEnum::NO, SomeEnum::NEVER]

        test.fixed64.should eq 4294967296
        test.sfixed64.should eq 2147483648

        test.double.should eq 20.64

        test.fixed32.should eq 4294967295
        test.sfixed32.should eq 2147483647

        test.float.should eq 20.32f32

        test.gtt.should eq true
        test.gtg.should eq 20.0855369

        test.ss.should eq ["foo", "bar"]
        test.bb.should eq ["foo".to_slice, "bar".to_slice]
      end
    end

    it "encodes" do
      File.open("#{__DIR__}/../fixtures/test.data.encoded") do |io|
        test = Test.from_protobuf(io)
        encoded = test.to_protobuf
        test2 = Test.from_protobuf(encoded.rewind)
        test.should eq(test2) # OMG
      end
    end

    it "encodes empty-list as repeated" do
      test4 = TestMessagesProto2::Test4.new(d: [] of Int32)
      test4.to_protobuf.empty?.should be_true
    end
  end

  describe "proto3" do
    it "decodes" do
      File.open("#{__DIR__}/../fixtures/test.data.proto3-encoded") do |io|
        test = TestMessagesV3::Test3.from_protobuf(io)

        test.f1.should eq("dsfadsafsaf")
        test.f2.should eq(234)

        test.fa.should eq([2342134, 2342135, 2342136])

        test.fb.should eq([-2342134, -2342135, -2342136])

        test.fc.should eq [4, 7, -12, 4, 7, -3, 4, 7, 0]

        test.pairs.should eq([
          TestMessagesV3::Pair.new(key: "sdfff", value: "q\"qq\\q\n"),
          TestMessagesV3::Pair.new(key: "   sdfff2  тест ", value: "q\tqq<>q2&\u{1}"),
        ])

        test.bbbb.should eq(Slice[0u8, 1u8, 2u8, 255u8, 254u8, 253u8])

        test.uint32.should eq(4294967295)
        test.uint64.should eq(18446744073709551615u64)
        test.sint32.should eq(-2147483648)
        test.sint64.should eq(-9223372036854775808)
        test.bool.should eq true

        # TODO: Encoding & decoding repeated proto3 enums is currently broken
        # test.enum.should eq [TestMessagesV3::SomeEnum::YES, TestMessagesV3::SomeEnum::NO, TestMessagesV3::SomeEnum::NEVER]

        test.fixed64.should eq 4294967296
        test.sfixed64.should eq 2147483648

        test.double.should eq 20.64

        test.fixed32.should eq 4294967295
        test.sfixed32.should eq 2147483647

        test.float.should eq 20.32f32

        test.gtt.should eq true
        test.gtg.should eq 20.0855369

        test.ss.should eq ["foo", "bar"]
        test.bb.should eq ["foo".to_slice, "bar".to_slice]
      end
    end

    it "encodes" do
      File.open("#{__DIR__}/../fixtures/test.data.proto3-encoded") do |io|
        test = TestMessagesV3::Test3.from_protobuf(io)
        encoded = test.to_protobuf
        test2 = TestMessagesV3::Test3.from_protobuf(encoded.rewind)
        test.should eq(test2)
      end
    end
  end
end