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#include "composer/internal/converter.h"

#include <string>

#include "composer/table.h"
#include "testing/base/public/gunit.h"

namespace mozc {
namespace {

void InitTable(mozc::composer::Table *table) {
  table->AddRule("a", "あ", "");
  table->AddRule("i", "い", "");
  table->AddRule("ka", "か", "");
  table->AddRule("ki", "き", "");
  table->AddRule("ku", "く", "");
  table->AddRule("ke", "け", "");
  table->AddRule("ko", "こ", "");
  table->AddRule("kk", "っ", "k");
  table->AddRule("na", "な", "");
  table->AddRule("ni", "に", "");
  table->AddRule("n", "ん", "");
  table->AddRule("nn", "ん", "");
}

TEST(ConverterTest, Converter) {
  static const struct TestCase {
    const char *input;
    const char *expected_output;
  } test_cases[] = {
      {"a", "あ"},
      {"ka", "か"},
      {"ki", "き"},
      {"ku", "く"},
      {"kk", "っk"},
      {"aka", "あか"},
      {"kakizkka", "かきzっか"},
      {"nankanai?", "なんかない?"},
      {"nannkanain?", "なんかないん?"},
      {"nannkanain", "なんかないん"},
  };
  static const int size = std::size(test_cases);

  mozc::composer::Table table;
  InitTable(&table);
  mozc::composer::Converter converter(table);

  for (int i = 0; i < size; ++i) {
    const TestCase &test = test_cases[i];
    std::string output;
    converter.Convert(test.input, &output);
    EXPECT_EQ(test.expected_output, output);
  }
}

}  // namespace
}  // namespace mozc
