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#include "base/util.h"
#include "config/config_handler.h"
#include "config/config.pb.h"
#include "converter/segments.h"
#include "rewriter/single_kanji_rewriter.h"
#include "session/commands.pb.h"
#include "testing/base/public/gunit.h"

DECLARE_string(test_tmpdir);

namespace mozc {

class SingleKanjiRewriterTest : public testing::Test {
 protected:
  virtual void SetUp() {
    Util::SetUserProfileDirectory(FLAGS_test_tmpdir);
    config::Config default_config;
    config::ConfigHandler::GetDefaultConfig(&default_config);
    config::ConfigHandler::SetConfig(default_config);
  }
};

TEST_F(SingleKanjiRewriterTest, CapabilityTest) {
  SingleKanjiRewriter rewriter;

  EXPECT_EQ(RewriterInterface::CONVERSION, rewriter.capability());
}

TEST_F(SingleKanjiRewriterTest, SetKeyTest) {
  SingleKanjiRewriter rewriter;
  Segments segments;
  Segment *segment = segments.add_segment();
  // "あ"
  const string kKey = "\xe3\x81\x82";
  segment->set_key(kKey);
  Segment::Candidate *candidate = segment->add_candidate();
  // First candidate may be inserted by other rewriters.
  candidate->Init();
  candidate->key = "strange key";
  candidate->content_key = "starnge key";
  candidate->value = "starnge value";
  candidate->content_value = "strange value";

  EXPECT_EQ(1, segment->candidates_size());
  rewriter.Rewrite(&segments);
  EXPECT_GT(segment->candidates_size(), 1);
  for (size_t i = 1; i < segment->candidates_size(); ++i) {
    EXPECT_EQ(kKey, segment->candidate(i).key);
  }
}

}  // namespace mozc