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#include "converter/pos_id_printer.h"

#include <string>

#include "base/file_stream.h"
#include "base/file_util.h"
#include "base/flags.h"
#include "base/scoped_ptr.h"
#include "testing/base/public/gunit.h"

DECLARE_string(test_srcdir);

namespace mozc {
namespace internal {
namespace {
const char kTestIdDef[] =
    "data/test/dictionary/id.def";
}  // namespace

class PosIdPrinterTest : public ::testing::Test {
 protected:
  virtual void SetUp() {
    const string test_id_def_path =
        FileUtil::JoinPath(FLAGS_test_srcdir, kTestIdDef);
    pos_id_.reset(new InputFileStream(test_id_def_path.c_str()));
    pos_id_printer_.reset(new PosIdPrinter(pos_id_.get()));
  }

  scoped_ptr<InputFileStream> pos_id_;
  scoped_ptr<PosIdPrinter> pos_id_printer_;
};

TEST_F(PosIdPrinterTest, BasicIdTest) {
  EXPECT_EQ("名詞,サ変接続,*,*,*,*,*",
            pos_id_printer_->IdToString(1934));
  EXPECT_EQ("名詞,サ変接続,*,*,*,*,*,使用",
            pos_id_printer_->IdToString(1935));
  EXPECT_EQ("BOS/EOS,*,*,*,*,*,*",
            pos_id_printer_->IdToString(0));
}

TEST_F(PosIdPrinterTest, InvalidId) {
  EXPECT_EQ("", pos_id_printer_->IdToString(-1));
}

TEST_F(PosIdPrinterTest, NullInput) {
  PosIdPrinter pos_id_printer(NULL);
  EXPECT_EQ("", pos_id_printer.IdToString(-1));
  EXPECT_EQ("", pos_id_printer.IdToString(1934));
}

}  // namespace internal
}  // namespace mozc