59 lines
1.8 KiB
C++
59 lines
1.8 KiB
C++
/* Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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// With PFS: get it from pfs_server_stubs.cc
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#ifdef WITH_PERFSCHEMA_STORAGE_ENGINE
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extern "C" CHARSET_INFO *system_charset_info;
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#else
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CHARSET_INFO *system_charset_info= NULL;
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#endif
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TEST(StringTest, EmptyString)
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{
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String s;
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const uint32 len= 0;
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EXPECT_EQ(len, s.length());
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EXPECT_EQ(len, s.alloced_length());
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}
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TEST(StringTest, ShrinkString)
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{
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const uint32 len= 3;
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char foo[len]= {'a', 'b', 0};
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String foos(foo, len, &my_charset_bin);
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foos.shrink(1);
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EXPECT_EQ(len, foos.length());
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EXPECT_STREQ("ab", foo);
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}
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TEST(StringDeathTest, AppendEmptyString)
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{
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::testing::FLAGS_gtest_death_test_style = "threadsafe";
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String tbl_name;
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const char db_name[]= "aaaaaaa";
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const char table_name[]= "";
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tbl_name.append(String(db_name, system_charset_info));
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tbl_name.append('.');
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tbl_name.append(String(table_name, system_charset_info));
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// We now have eight characters, c_ptr() is not safe.
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#ifndef DBUG_OFF
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EXPECT_DEATH_IF_SUPPORTED(tbl_name.c_ptr(), ".*m_alloced_length >= .*");
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#endif
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EXPECT_STREQ("aaaaaaa.", tbl_name.c_ptr_safe());
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}
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