#include "src/SegmentBase.hpp"
#include "src/MixSegment.hpp"
#include "src/MPSegment.hpp"
#include "src/HMMSegment.hpp"
#include "src/FullSegment.hpp"
#include "src/QuerySegment.hpp"
#include "gtest/gtest.h"

using namespace CppJieba;


TEST(MixSegmentTest, Test1)
{
    MixSegment segment("../dict/jieba.dict.utf8", "../dict/hmm_model.utf8");;
    const char* str = "我来自北京邮电大学。。。学号123456";
    const char* res[] = {"我", "来自", "北京邮电大学", "。","。","。", "学号", "123456"};
    const char* str2 = "B超 T恤";
    const char* res2[] = {"B超"," ", "T恤"};
    vector<string> words;
    ASSERT_TRUE(segment.cut(str, words));
    ASSERT_EQ(words, vector<string>(res, res + sizeof(res)/sizeof(res[0])));
    ASSERT_TRUE(segment.cut(str2, words));
    ASSERT_EQ(words, vector<string>(res2, res2 + sizeof(res2)/sizeof(res2[0])));
}

TEST(MixSegmentTest, NoUserDict)
{
    MixSegment segment("../dict/extra_dict/jieba.dict.small.utf8", "../dict/hmm_model.utf8");
    const char* str = "令狐冲是云计算方面的专家";
    vector<string> words;
    ASSERT_TRUE(segment.cut(str, words));
    string res;
    ASSERT_EQ("[\"令狐冲\", \"是\", \"云\", \"计算\", \"方面\", \"的\", \"专家\"]", res << words);
    
}
TEST(MixSegmentTest, UserDict)
{
    MixSegment segment("../dict/extra_dict/jieba.dict.small.utf8", "../dict/hmm_model.utf8", "../dict/user.dict.utf8");
    {
        const char* str = "令狐冲是云计算方面的专家";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        ASSERT_EQ("[\"令狐冲\", \"是\", \"云计算\", \"方面\", \"的\", \"专家\"]", res << words);
    }
    {
        const char* str = "小明先就职于IBM,后在日本京都大学深造";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        res << words;
        ASSERT_EQ("[\"小明\", \"先\", \"就职\", \"于\", \"IBM\", \",\", \"后\", \"在\", \"日本\", \"京都大学\", \"深造\"]", res);
    }
    {
        const char* str = "IBM,3.14";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        res << words;
        ASSERT_EQ("[\"IBM\", \",\", \"3.14\"]", res);
    }
}
TEST(MixSegmentTest, UserDict2)
{
    MixSegment segment("../dict/extra_dict/jieba.dict.small.utf8", "../dict/hmm_model.utf8", "../test/testdata/userdict.utf8");
    {
        const char* str = "令狐冲是云计算方面的专家";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        ASSERT_EQ("[\"令狐冲\", \"是\", \"云计算\", \"方面\", \"的\", \"专家\"]", res << words);
    }
    {
        const char* str = "小明先就职于IBM,后在日本京都大学深造";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        res << words;
        ASSERT_EQ("[\"小明\", \"先\", \"就职\", \"于\", \"I\", \"B\", \"M\", \",\", \"后\", \"在\", \"日本\", \"京都大学\", \"深造\"]", res);
    }
    {
        const char* str = "IBM,3.14";
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        string res;
        res << words;
        ASSERT_EQ("[\"I\", \"B\", \"M\", \",\", \"3.14\"]", res);
    }
}

TEST(MPSegmentTest, Test1)
{
    MPSegment segment("../dict/jieba.dict.utf8");;
    const char* str = "我来自北京邮电大学。";
    const char* res[] = {"我", "来自", "北京邮电大学", "。"};
    vector<string> words;
    ASSERT_TRUE(segment.cut(str, words));
    ASSERT_EQ(words, vector<string>(res, res + sizeof(res)/sizeof(res[0])));

    {
        const char* str = "B超 T恤";
        const char * res[] = {"B超", " ", "T恤"};
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        ASSERT_EQ(words, vector<string>(res, res + sizeof(res)/sizeof(res[0])));
    }
}

TEST(MPSegmentTest, Test2)
{
    MPSegment segment("../dict/extra_dict/jieba.dict.small.utf8");
    string line;
    ifstream ifs("../test/testdata/review.100");
    vector<string> words;

    string eRes;
    {
        ifstream ifs("../test/testdata/review.100.res");
        ASSERT_TRUE(!!ifs);
        eRes << ifs;
    }
    string res;
    
    while(getline(ifs, line))
    {
        res += line;
        res += '\n';
        
        segment.cut(line, words);
        string s;
        s << words;
        res += s;
        res += '\n';
    }
    ofstream ofs("../test/testdata/review.100.res");
    ASSERT_TRUE(!!ofs);
    ofs << res;
    
}
TEST(HMMSegmentTest, Test1)
{
    HMMSegment segment("../dict/hmm_model.utf8");;
    {
        const char* str = "我来自北京邮电大学。。。学号123456";
        const char* res[] = {"我来", "自北京", "邮电大学", "。", "。", "。", "学号", "123456"};
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        ASSERT_EQ(words, vector<string>(res, res + sizeof(res)/sizeof(res[0])));
    }
    
    {
        const char* str = "IBM,1.2,123";
        const char* res[] = {"IBM", ",", "1.2", ",", "123"};
        vector<string> words;
        ASSERT_TRUE(segment.cut(str, words));
        ASSERT_EQ(words, vector<string>(res, res + sizeof(res)/sizeof(res[0])));
    }
}

TEST(FullSegment, Test1)
{
    FullSegment segment("../dict/extra_dict/jieba.dict.small.utf8");
    const char* str = "我来自北京邮电大学";
    vector<string> words;

    ASSERT_EQ(segment.cut(str, words), true);

    string s;
    s << words;
    ASSERT_EQ(s, "[\"我\", \"来自\", \"北京\", \"北京邮电大学\", \"邮电\", \"电大\", \"大学\"]");
}

TEST(QuerySegment, Test1)
{
    QuerySegment segment("../dict/extra_dict/jieba.dict.small.utf8", "../dict/hmm_model.utf8", 3);
    const char* str = "小明硕士毕业于中国科学院计算所，后在日本京都大学深造";
    vector<string> words;

    ASSERT_TRUE(segment.cut(str, words));

    string s1, s2;
    s1 << words;
    s2 = "[\"小明\", \"硕士\", \"毕业\", \"于\", \"中国\", \"中国科学院\", \"科学\", \"科学院\", \"学院\", \"计算所\", \"，\", \"后\", \"在\", \"日本\", \"京都\", \"京都大学\", \"大学\", \"深造\"]";
    ASSERT_EQ(s1, s2);

}