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/*
Copyright (c) 2013, 2025, Oracle and/or its affiliates.
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 designed to work 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 either included with
the program or referenced in the documentation.
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
*/
/** Unit test case for the function explain_filename(). */
#include "my_config.h"
#include <gtest/gtest.h>
#include "mysqld_error.h"
#include "sql/derror.h"
#include "sql/sql_class.h"
#include "sql/sql_locale.h"
#include "sql/sql_table.h"
namespace explain_filename_unittest {
const int BUFLEN = 1000;
char to[BUFLEN];
char from[BUFLEN];
class PartitionTest : public ::testing::Test {
protected:
void SetUp() override {
// Save global settings.
m_charset = system_charset_info;
m_locale = my_default_lc_messages;
system_charset_info = &my_charset_utf8mb3_bin;
my_default_lc_messages = &my_locale_en_US;
/* Populate the necessary error messages */
MY_LOCALE_ERRMSGS *errmsgs = my_default_lc_messages->errmsgs;
EXPECT_FALSE(errmsgs->replace_msg(ER_DATABASE_NAME, "Database"));
EXPECT_FALSE(errmsgs->replace_msg(ER_TABLE_NAME, "Table"));
EXPECT_FALSE(errmsgs->replace_msg(ER_PARTITION_NAME, "Partition"));
EXPECT_FALSE(errmsgs->replace_msg(ER_SUBPARTITION_NAME, "Subpartition"));
EXPECT_FALSE(errmsgs->replace_msg(ER_TEMPORARY_NAME, "Temporary"));
EXPECT_FALSE(errmsgs->replace_msg(ER_RENAMED_NAME, "Renamed"));
}
void TearDown() override {
// Restore global settings.
system_charset_info = m_charset;
my_default_lc_messages = m_locale;
}
private:
CHARSET_INFO *m_charset;
MY_LOCALE *m_locale;
};
void test_1(const char *in, const char *exp, enum_explain_filename_mode mode) {
char out[BUFLEN];
size_t len1 = explain_filename(nullptr, in, out, BUFLEN, mode);
/* expected output and actual output must be same */
bool pass = (strcmp(exp, out) == 0);
/* length returned by explain_filename is fine */
bool length = (len1 == strlen(exp));
EXPECT_EQ((pass && length), true);
if (pass && length) {
// pass
} else {
ADD_FAILURE() << "input file name: '" << in << "' explain output: '" << out
<< "'" << std::endl;
}
}
TEST_F(PartitionTest, ExplainFilename) {
test_1("test/t1.ibd", "Database `test`, Table `t1.ibd`", EXPLAIN_ALL_VERBOSE);
test_1("test/t1.ibd", "`test`.`t1.ibd`", EXPLAIN_PARTITIONS_VERBOSE);
test_1("test/t1.ibd", "`test`.`t1.ibd`", EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#TMP#", "Database `test`, Table `t1#TMP#`",
EXPLAIN_ALL_VERBOSE);
test_1("test/#sql-2882.ibd", "Database `test`, Table `#sql-2882.ibd`",
EXPLAIN_ALL_VERBOSE);
test_1("test/t1#REN#", "Database `test`, Table `t1#REN#`",
EXPLAIN_ALL_VERBOSE);
test_1("test/t1@0023REN@0023", "Database `test`, Table `t1#REN#`",
EXPLAIN_ALL_VERBOSE);
test_1("test/t1#p#p1", "Database `test`, Table `t1`, Partition `p1`",
EXPLAIN_ALL_VERBOSE);
test_1("test/t1#P#p1", "`test`.`t1` /* Partition `p1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#P#p1@00231", "`test`.`t1` /* Partition `p1#1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#P#p1#SP#sp1",
"`test`.`t1` /* Partition `p1`, Subpartition `sp1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#p1#SP#sp1", "`test`.`t1#p1#SP#sp1`",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#p#p1@00232#SP#sp1@00231#REN#",
"`test`.`t1` /* Renamed Partition `p1#2`, Subpartition `sp1#1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t1#p#p1#SP#sp1#TMP#",
"`test`.`t1` /* Temporary Partition `p1`, Subpartition `sp1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/#sql-t1#P#p1#SP#sp1#TMP#",
"`test`.`#sql-t1#P#p1#SP#sp1#TMP#` /* Temporary Partition `p1`, "
"Subpartition `sp1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1(
"test/#sql-t1#P#p1#SP#sp1",
"`test`.`#sql-t1#P#p1#SP#sp1` /* Partition `p1`, Subpartition `sp1` */",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/#sqlx-33", "`test`.`#sqlx-33`", EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/#mysql50#t", "`test`.`#mysql50#t`",
EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("#mysql50#t", "`#mysql50#t`", EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("@0023t", "`#t`", EXPLAIN_PARTITIONS_AS_COMMENT);
test_1("test/t@0023", "`test`.`t#`", EXPLAIN_PARTITIONS_AS_COMMENT);
/*
If a character not allowed in my_charset_filename is encountered,
then it will not be converted to system_charset_info!
*/
test_1("test/t@0023#", "`test`.`t@0023#`", EXPLAIN_PARTITIONS_AS_COMMENT);
}
} // namespace explain_filename_unittest
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