polardbxengine/unittest/gunit/xplugin/xpl/query_string_builder_t.cc

296 lines
11 KiB
C++

/*
* Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0,
* as published by the Free Software Foundation.
*
* This program is also distributed with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an additional
* permission to link the program and your derivative works with the
* separately licensed software that they have included with MySQL.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <gtest/gtest.h>
#include <list>
#include <stdexcept>
#include "plugin/x/ngs/include/ngs/error_code.h"
#include "plugin/x/src/query_string_builder.h"
namespace xpl {
namespace test {
namespace {
class Assign_list {
public:
typedef std::string Value_type;
typedef std::list<Value_type> Container_type;
Assign_list(const Value_type &value) { (*this)(value); }
Assign_list &operator()(const Value_type &value) {
m_values.push_back(value);
return *this;
}
operator Container_type() { return m_values; }
private:
Container_type m_values;
};
} // namespace
class Query_string_builder_testsuite : public ::testing::Test {
public:
Query_string_builder query;
};
TEST_F(Query_string_builder_testsuite,
format_doesNothing_whenEmptyStringAndNoArgsPushed) {
query.format();
ASSERT_STREQ("", query.get().c_str());
}
TEST_F(Query_string_builder_testsuite,
format_doesThrowsException_whenEmptyFormat) {
ASSERT_THROW(query.format() % "Test", ngs::Error_code);
ASSERT_STREQ("", query.get().c_str());
}
TEST_F(Query_string_builder_testsuite,
format_doesThrowsException_whenNoTagFormat) {
const char *format_query = "QUERY WITHOUT TAG";
query.put(format_query);
ASSERT_THROW(query.format() % "Test", ngs::Error_code);
ASSERT_STREQ(format_query, query.get().c_str());
}
TEST_F(Query_string_builder_testsuite,
format_doesThrowsException_whenAfterFillingFirstTag) {
query.put("SELECT ? FROM table").format() % "test";
ASSERT_THROW(query.format() % "test1", ngs::Error_code);
ASSERT_THROW(query.format() % "test2", ngs::Error_code);
ASSERT_STREQ("SELECT 'test' FROM table", query.get().c_str());
}
TEST_F(Query_string_builder_testsuite,
format_fillsTwoTagsInQueryAndSkipsTagInValue_whenTwoTagValue) {
query.put("SELECT ? FROM ?");
query.format() % "?" % "test";
ASSERT_STREQ("SELECT '?' FROM 'test'", query.get().c_str());
}
TEST_F(Query_string_builder_testsuite, format_fillNumericValues) {
query.put("SELECT *,? FROM t WHERE x=?").format() % 1 % 1.1;
ASSERT_STREQ("SELECT *,1 FROM t WHERE x=1.1", query.get().c_str());
}
struct Query_and_expected {
Query_and_expected(std::string query, std::string expected, std::string value)
: m_query(query), m_expected(expected), m_value(value) {}
std::string m_query;
std::string m_expected;
std::string m_value;
};
::std::ostream &operator<<(::std::ostream &os,
const Query_and_expected &query_and_expected) {
return os << "Query:" << query_and_expected.m_query
<< " expected:" << query_and_expected.m_expected
<< " value:" << query_and_expected.m_value << std::endl;
}
class Query_string_builder_param_testsuite
: public Query_string_builder_testsuite,
public ::testing::WithParamInterface<Query_and_expected> {
public:
};
TEST_P(Query_string_builder_param_testsuite,
format_putStringValueInsideQuery_whenOneTagInFormat) {
const char *value = GetParam().m_value.c_str();
const char *format_query = GetParam().m_query.c_str();
const char *expected_query = GetParam().m_expected.c_str();
query.put(format_query).format() % value;
ASSERT_STREQ(expected_query, query.get().c_str());
}
INSTANTIATE_TEST_CASE_P(
InstantiationPositiveTest, Query_string_builder_param_testsuite,
::testing::Values(
Query_and_expected("SELECT ? FROM", "SELECT 'Test' FROM", "Test"),
Query_and_expected("SELECT Next,?", "SELECT Next,'FROM'", "FROM"),
Query_and_expected("?,Back,FROM", "'Select',Back,FROM", "Select"),
Query_and_expected("SELECT Next ?", "SELECT Next ''", ""),
Query_and_expected("SELECT ? From", "SELECT '' From", ""),
Query_and_expected("? From", "'' From", ""),
Query_and_expected("? From",
"'\\'first-word\\' ; \\\"second-word\\\"' From",
"'first-word' ; \"second-word\"")));
struct Query_and_expected_values {
Query_and_expected_values(std::string query, std::string expected,
std::list<std::string> values)
: m_query(query), m_expected(expected), m_values(values) {}
std::string m_query;
std::string m_expected;
std::list<std::string> m_values;
};
::std::ostream &operator<<(
::std::ostream &os, const Query_and_expected_values &query_and_expected) {
os << "Query:" << query_and_expected.m_query
<< " expected:" << query_and_expected.m_expected << std::endl
<< " [";
std::ostream_iterator<std::string> out_it(os, ", ");
std::copy(query_and_expected.m_values.begin(),
query_and_expected.m_values.end(), out_it);
return os << "]" << std::endl;
}
class Query_string_builder_multiple_tags_param_testsuite
: public Query_string_builder_testsuite,
public ::testing::WithParamInterface<Query_and_expected_values> {
public:
void SetUp() {
values = GetParam().m_values;
expected_query = &GetParam().m_expected[0];
query.put(GetParam().m_query.c_str());
}
std::list<std::string> values;
std::string expected_query;
};
TEST_P(Query_string_builder_multiple_tags_param_testsuite,
format_putStringValueInsideQuery_whenMultipleTagsInFormat) {
std::list<std::string>::const_iterator i = values.begin();
// In each iteration format creates new object without previous state
// Thus similar test are needed with one call/multiple args
for (; i != values.end(); ++i) query.format() % *i;
ASSERT_STREQ(expected_query.c_str(), query.get().c_str());
}
INSTANTIATE_TEST_CASE_P(
InstantiationPositiveTests,
Query_string_builder_multiple_tags_param_testsuite,
::testing::Values(
Query_and_expected_values("SELECT ?,?,? FROM",
"SELECT 'First','Second','Third' FROM",
Assign_list("First")("Second")("Third")),
Query_and_expected_values("SELECT ?,? FROM",
"SELECT 'First','Second' FROM",
Assign_list("First")("Second")),
Query_and_expected_values("SELECT ? FROM ?",
"SELECT 'Second' FROM 'First'",
Assign_list("Second")("First")),
Query_and_expected_values("SELECT ?? FROM t",
"SELECT 'Second''First' FROM t",
Assign_list("Second")("First")),
Query_and_expected_values("SELECT ? FROM ?", "SELECT '?' FROM 'First'",
Assign_list("?")("First"))));
INSTANTIATE_TEST_CASE_P(
InstantiationPositiveTestsQueryOrValuesWithEscapedChars,
Query_string_builder_multiple_tags_param_testsuite,
::testing::Values(
Query_and_expected_values("SELECT ?/*,?*/ FROM t WHERE ?",
"SELECT '\\\"'/*,?*/ FROM t WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values("SELECT ?,? FROM t",
"SELECT '\\'','First' FROM t",
Assign_list("'")("First")),
Query_and_expected_values("SELECT ?,? FROM t",
"SELECT '\\\"','First' FROM t",
Assign_list("\"")("First")),
Query_and_expected_values("SELECT \"?\'?'?\",?,? FROM t",
"SELECT \"?\'?'?\",'','First' FROM t",
Assign_list("")("First"))));
INSTANTIATE_TEST_CASE_P(
InstantiationPositiveTestsQueryWithComment,
Query_string_builder_multiple_tags_param_testsuite,
::testing::Values(
Query_and_expected_values("SELECT ?/*,?*/ FROM t WHERE ?",
"SELECT '\\\"'/*,?*/ FROM t WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values("SELECT ?#,?*\n FROM t WHERE ?",
"SELECT '\\\"'#,?*\n FROM t WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values("SELECT ?-- ,?*\n FROM t WHERE ?",
"SELECT '\\\"'-- ,?*\n FROM t WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values(
"SELECT ?-- ,?*\n FROM -- ?\nt WHERE ?",
"SELECT '\\\"'-- ,?*\n FROM -- ?\nt WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values(
"SELECT ?-- ,?*\n FROM # ?\nt WHERE ?",
"SELECT '\\\"'-- ,?*\n FROM # ?\nt WHERE 'First'",
Assign_list("\"")("First")),
Query_and_expected_values(
"SELECT ?-- ,?*\n FROM /* ?*/t WHERE ?",
"SELECT '\\\"'-- ,?*\n FROM /* ?*/t WHERE 'First'",
Assign_list("\"")("First"))));
class Query_string_builder_multiple_too_many_tags_param_testsuite
: public Query_string_builder_multiple_tags_param_testsuite {};
TEST_P(Query_string_builder_multiple_too_many_tags_param_testsuite,
format_putStringValueInsideQuery_whenMultipleTagsInFormat) {
std::list<std::string>::const_iterator i = values.begin();
ASSERT_LT(0u, values.size());
// In each iteration format creates new object without previous state
// Thus similar test are needed with one call/multiple args
for (; &*i != &values.back(); ++i) query.format() % *i;
ASSERT_THROW(query.format() % values.back(), ngs::Error_code);
}
INSTANTIATE_TEST_CASE_P(
InstantiationNegativeTest,
Query_string_builder_multiple_too_many_tags_param_testsuite,
::testing::Values(
Query_and_expected_values("SELECT ?,? FROM", "",
Assign_list("First")("Second")("Third")),
Query_and_expected_values("SELECT ? FROM", "",
Assign_list("First")("Second"))));
} // namespace test
} // namespace xpl