HyriseSQLParser/test/sql_parser.cpp

45 lines
1.2 KiB
C++

#include "thirdparty/microtest/microtest.h"
#include <iostream>
#include <map>
#include <string>
#include "sql_asserts.h"
#include "SQLParser.h"
#include "parser/bison_parser.h"
using namespace hsql;
void test_tokens(const std::string& query, const std::vector<int16_t>& expected_tokens) {
std::vector<int16_t> tokens;
ASSERT(SQLParser::tokenize(query, &tokens));
ASSERT_EQ(expected_tokens.size(), tokens.size());
for (unsigned i = 0; i < expected_tokens.size(); ++i) {
ASSERT_EQ(expected_tokens[i], tokens[i]);
}
}
TEST(SQLParserTokenizeTest) {
test_tokens("SELECT * FROM test;", { SQL_SELECT, '*', SQL_FROM, SQL_IDENTIFIER, ';' });
test_tokens("SELECT a, 'b' FROM test WITH HINT;", { SQL_SELECT, SQL_IDENTIFIER, ',', SQL_STRING, SQL_FROM, SQL_IDENTIFIER, SQL_WITH, SQL_HINT, ';' });
}
TEST(SQLParserTokenizeStringifyTest) {
const std::string query = "SELECT * FROM test;";
std::vector<int16_t> tokens;
ASSERT(SQLParser::tokenize(query, &tokens));
// Make u16string.
std::u16string token_string(tokens.cbegin(), tokens.cend());
// Check if u16 string is cacheable.
std::map<std::u16string, std::string> cache;
cache[token_string] = query;
ASSERT(query == cache[token_string]);
ASSERT(&query != &cache[token_string]);
}