first commit
This commit is contained in:
Jose Caban
870
extern/stdcxx/4.2.1/tests/strings/21.string.assign.cpp
vendored
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870
extern/stdcxx/4.2.1/tests/strings/21.string.assign.cpp
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/***************************************************************************
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*
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* 21.string.assign.cpp - test exercising [lib.string.assign]
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*
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* $Id: 21.string.assign.cpp 424860 2006-07-23 23:50:25Z sebor $
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*
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***************************************************************************
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* permissions and limitations under the License.
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*
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**************************************************************************/
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#include <string> // for string
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#include <cstddef> // for size_t
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#include <stdexcept> // for out_of_range, length_error
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#include <21.strings.h> // for StringMembers
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#include <alg_test.h> // for InputIter
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#include <driver.h> // for rw_test()
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#include <rw_allocator.h> // for UserAlloc
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#include <rw_char.h> // for rw_expand()
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#include <rw_new.h> // for bad_alloc, replacement operator new
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/**************************************************************************/
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// for convenience and brevity
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#define Assign(sig) StringIds::assign_ ## sig
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static const char* const exceptions[] = {
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"unknown exception", "out_of_range", "length_error",
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"bad_alloc", "exception"
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};
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/**************************************************************************/
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// used to exercise:
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// assign (const value_type*)
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static const StringTestCase
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cptr_test_cases [] = {
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#undef TEST
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#define TEST(str, arg, res, bthrow) { \
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__LINE__, -1, -1, -1, -1, -1, \
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str, sizeof str - 1, \
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arg, sizeof arg - 1, res, sizeof res - 1, bthrow \
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}
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// +------------------------------------------ controlled sequence
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// | +------------------------ sequence to be assigned
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// | | +---------- expected result sequence
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// | | | +- exception info
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// | | | | 0 - no exception
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// | | | | 1 - out_of_range
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// | | | | 2 - length_error
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// | | | | -1 - exc. safety
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// | | | |
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// | | | +-------+
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// V V V V
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TEST ("ab", "c", "c", 0),
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TEST ("", "", "", 0),
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TEST ("", "<U0>", "", 0),
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TEST ("", "abc", "abc", 0),
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TEST ("abc", "", "", 0),
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TEST ("<U0>", "", "", 0),
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TEST ("<U0>", "a", "a", 0),
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TEST ("<U0>", "<U0>@2", "", 0),
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TEST ("<U0>@2ab", "cdefghij", "cdefghij", 0),
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TEST ("a<U0>@2b", "cdefghij", "cdefghij", 0),
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TEST ("ab<U0>@2", "cdefghij", "cdefghij", 0),
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TEST ("a<U0>b<U0>@2c", "e<U0>", "e", 0),
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TEST ("<U0>ab<U0>@2c", "e<U0>", "e", 0),
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TEST ("", "x@4096", "x@4096", 0),
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TEST ("x@4096", "", "", 0),
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TEST ("a@4096", "b@4096", "b@4096", 0),
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TEST ("", "x@207", "x@207", 0),
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TEST ("x@128", "x@207", "x@207", 0),
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TEST ("x@540", "x@207", "x@207", 0),
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TEST ("", "x@1412", "x@1412", 0),
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TEST ("x@128", "x@1412", "x@1412", 0),
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TEST ("x@3695", "x@1412", "x@1412", 0),
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TEST ("x@872", "x@873", "x@873", 0),
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TEST ("x@873", "x@3695", "x@3695", 0),
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TEST ("", 0, "", 0),
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TEST ("abc", 0, "abc", 0),
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TEST ("a<U0>@2bc", 0, "a", 0),
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TEST ("<U0>@2abc", 0, "", 0),
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TEST ("abc<U0>@2", 0, "abc", 0),
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TEST ("x@4096", 0, "x@4096", 0),
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TEST ("last", "test", "test", 0)
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};
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/**************************************************************************/
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// used to exercise:
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// assign (const basic_string&)
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static const StringTestCase
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cstr_test_cases [] = {
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#undef TEST
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#define TEST(s, arg, res, bthrow) { \
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__LINE__, -1, -1, -1, -1, -1, \
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s, sizeof s - 1, \
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arg, sizeof arg - 1, res, sizeof res - 1, bthrow \
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}
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// +------------------------------------------ controlled sequence
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// | +------------------------ sequence to be assigned
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// | | +---------- expected result sequence
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// | | | +- exception info:
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// | | | | 0 - no exception
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// | | | | 1 - out_of_range
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// | | | | 2 - length_error
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// | | | | -1 - exc. safety
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// | | | |
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// | | | +-----+
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// | | | |
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// V V V V
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TEST ("ab", "c", "c", 0),
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TEST ("", "", "", 0),
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TEST ("", "<U0>", "<U0>", 0),
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TEST ("", "abc", "abc", 0),
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TEST ("abc", "", "", 0),
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TEST ("<U0>", "", "", 0),
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TEST ("<U0>", "a", "a", 0),
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TEST ("<U0>", "<U0>@2", "<U0>@2", 0),
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TEST ("ab", "c<U0>e", "c<U0>e", 0),
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TEST ("<U0>@2ab", "cdefghij", "cdefghij", 0),
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TEST ("a<U0>@2b", "cdefghij", "cdefghij", 0),
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TEST ("ab<U0>@2", "cdefghij", "cdefghij", 0),
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TEST ("a<U0>b<U0>@2c", "e<U0>", "e<U0>", 0),
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TEST ("<U0>ab<U0>@2c", "e<U0>", "e<U0>", 0),
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TEST ("ab<U0>@2c<U0>", "<U0>e", "<U0>e", 0),
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TEST ("e<U0>", "a<U0>b<U0>@2c", "a<U0>b<U0>@2c", 0),
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TEST ("e<U0>@2", "<U0>ab<U0>@2c", "<U0>ab<U0>@2c", 0),
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TEST ("<U0>e", "ab<U0>@2c<U0>", "ab<U0>@2c<U0>", 0),
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TEST ("", "x@4096", "x@4096", 0),
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TEST ("x@4096", "", "", 0),
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TEST ("a@4096", "b@4096", "b@4096", 0),
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TEST ("", "x@207", "x@207", 0),
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TEST ("x@128", "x@207", "x@207", 0),
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TEST ("x@540", "x@207", "x@207", 0),
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TEST ("", "x@1412", "x@1412", 0),
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TEST ("x@128", "x@1412", "x@1412", 0),
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TEST ("x@3695", "x@1412", "x@1412", 0),
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TEST ("x@872", "x@873", "x@873", 0),
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TEST ("x@873", "x@3695", "x@3695", 0),
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TEST ("", 0, "", 0),
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TEST ("abc", 0, "abc", 0),
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TEST ("a<U0>@2bc", 0, "a<U0>@2bc", 0),
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TEST ("<U0>@2abc", 0, "<U0>@2abc", 0),
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TEST ("abc<U0>@2", 0, "abc<U0>@2", 0),
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TEST ("x@4096", 0, "x@4096", 0),
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TEST ("last", "test", "test", 0)
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};
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/**************************************************************************/
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// used to exercise:
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// assign (const value_type*, size_type)
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static const StringTestCase
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cptr_size_test_cases [] = {
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#undef TEST
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#define TEST(str, arg, size, res, bthrow) { \
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__LINE__, -1, size, -1, -1, -1, \
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str, sizeof str - 1, \
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arg, sizeof arg - 1, res, sizeof res - 1, bthrow \
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}
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// +------------------------------------------ controlled sequence
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// | +------------------------- sequence to be assigned
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// | | +------------ assign() n argument
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// | | | +-------- expected result sequence
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// | | | | +-- exception info
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// | | | | | 0 - no exception
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// | | | | | 1 - out_of_range
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// | | | | | 2 - length_error
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// | | | | | -1 - exc. safety
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// | | | | |
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// | | | | +----------+
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// V V V V V
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TEST ("ab", "c", 1, "c", 0),
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TEST ("", "", 0, "", 0),
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TEST ("", "abc", 1, "a", 0),
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TEST ("", "<U0>", 1, "<U0>", 0),
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TEST ("<U0>", "", 0, "", 0),
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TEST ("<U0>", "a", 0, "", 0),
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TEST ("<U0>", "a", 1, "a", 0),
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TEST ("<U0>", "<U0>@2", 1, "<U0>", 0),
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TEST ("<U0>", "<U0>@2", 2, "<U0>@2", 0),
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TEST ("cde", "ab", 2, "ab", 0),
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TEST ("cde", "ab", 1, "a", 0),
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TEST ("<U0>e<U0>", "a<U0>b<U0>@2c", 0, "", 0),
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TEST ("<U0>e<U0>", "<U0>ab<U0>@2c", 3, "<U0>ab", 0),
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TEST ("<U0>e<U0>", "a<U0>b<U0>@2c", 6, "a<U0>b<U0>@2c", 0),
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TEST ("a<U0>b<U0>@2c", "<U0>e<U0>", 3, "<U0>e<U0>", 0),
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TEST ("a<U0>b<U0>@2c", "<U0>@2e<U0>", 2, "<U0>@2", 0),
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TEST ("<U0>ab<U0>@2c", "<U0>e<U0>", 1, "<U0>", 0),
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TEST ("a<U0>bc<U0>@2", "<U0>e", 2, "<U0>e", 0),
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TEST ("", 0, 0, "", 0),
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TEST ("abc", 0, 0, "", 0),
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TEST ("abc", 0, 1, "a", 0),
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TEST ("abc", 0, 2, "ab", 0),
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TEST ("a<U0>bc", 0, 2, "a<U0>", 0),
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TEST ("<U0>abc<U0>@2", 0, 1, "<U0>", 0),
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TEST ("a<U0>bc<U0>@2", 0, 3, "a<U0>b", 0),
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TEST ("a<U0>bc<U0>@2", 0, 6, "a<U0>bc<U0>@2", 0),
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TEST ("x@4096", 0, 2048, "x@2048", 0),
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TEST ("", "x@4096", 4096, "x@4096", 0),
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TEST ("abcd", "x@4096", 0, "", 0),
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TEST ("x@4096", "x@4096", 0, "", 0),
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TEST ("x@4096", "x@4096", 1, "x", 0),
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TEST ("x@4096", "", 0, "", 0),
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TEST ("a@4096", "b@4096", 2048, "b@2048", 0),
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TEST ("", "x@207", 207, "x@207", 0),
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TEST ("x@128", "x@334", 207, "x@207", 0),
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TEST ("x@540", "x@207", 128, "x@128", 0),
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TEST ("", "x@1412", 873, "x@873", 0),
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TEST ("x@128", "x@1412", 1412, "x@1412", 0),
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TEST ("x@3695", "x@1412", 540, "x@540", 0),
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TEST ("x@872", "x@873", 873, "x@873", 0),
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TEST ("x@873", "x@3695", 2284, "x@2284", 0),
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TEST ("", "", -1, "", 2),
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TEST ("last", "test", 4, "test", 0)
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};
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/**************************************************************************/
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// used to exercise:
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// assign (const basic_string&, size_type, size_type)
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// assign (InputIterator, InputIterator)
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static const StringTestCase
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range_test_cases [] = {
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// range_test_cases serves a double duty
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#define cstr_size_size_test_cases range_test_cases
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#undef TEST
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#define TEST(str, arg, off, size, res, bthrow) { \
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__LINE__, -1, -1, off, size, -1, \
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str, sizeof str - 1, \
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arg, sizeof arg - 1, res, sizeof res - 1, bthrow \
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}
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// +------------------------------------------ controlled sequence
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// | +------------------------- sequence to be inserted
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// | | +------------ assign() pos argument
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// | | | +--------- assign() n argument
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// | | | | +------ expected result sequence
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// | | | | | +--- exception info
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// | | | | | | 0 - no exception
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// | | | | | | 1 - out_of_range
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// | | | | | | 2 - length_error
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// | | | | | | -1 - exc. safety
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// | | | | | |
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// | | | | | +---------------+
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// V V V V V V
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TEST ("ab", "c", 0, 1, "c", 0),
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TEST ("", "", 0, 0, "", 0),
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TEST ("", "abc", 1, 1, "b", 0),
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TEST ("", "<U0>", 0, 1, "<U0>", 0),
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TEST ("<U0>", "", 0, 0, "", 0),
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TEST ("abc", "", 0, 0, "", 0),
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TEST ("<U0>", "a", 0, 1, "a", 0),
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TEST ("<U0>", "<U0>@2", 1, 1, "<U0>", 0),
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TEST ("<U0>", "<U0>@2", 0, 2, "<U0>@2", 0),
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TEST ("<U0>", "<U0>@2", 1, 5, "<U0>", 0),
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TEST ("cde", "ab", 0, 2, "ab", 0),
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TEST ("cde", "ab", 0, 1, "a", 0),
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TEST ("cde", "ab", 1, 5, "b", 0),
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TEST ("ab", "c<U0>e", 0, 3, "c<U0>e", 0),
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TEST ("ab", "c<U0>e", 1, 2, "<U0>e", 0),
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TEST ("ab", "c<U0>e", 0, 2, "c<U0>", 0),
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TEST ("<U0>e<U0>", "<U0>ab<U0>@2c", 0, 9, "<U0>ab<U0>@2c", 0),
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TEST ("<U0>e<U0>", "<U0>ab<U0>@2c", 0, 3, "<U0>ab", 0),
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TEST ("a<U0>b<U0>@2c", "<U0>e<U0>", 0, 3, "<U0>e<U0>", 0),
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TEST ("a<U0>b<U0>@2c", "<U0>@2e<U0>", 0, 2, "<U0>@2", 0),
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TEST ("<U0>ab<U0>@2c", "<U0>e<U0>", 2, 1, "<U0>", 0),
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TEST ("<U0>ab<U0>@2c", "<U0>e<U0>", 2, 9, "<U0>", 0),
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TEST ("a<U0>bc<U0>@2", "<U0>e", 0, 2, "<U0>e", 0),
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TEST ("", 0, 0, 0, "", 0),
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TEST ("abc", 0, 1, 0, "", 0),
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TEST ("abc", 0, 1, 1, "b", 0),
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TEST ("abc", 0, 0, 2, "ab", 0),
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TEST ("a<U0>bc<U0>@2", 0, 4, 2, "<U0>@2", 0),
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TEST ("a<U0>bc<U0>@2", 0, 1, 3, "<U0>bc", 0),
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TEST ("a<U0>bc<U0>@2", 0, 0, 9, "a<U0>bc<U0>@2", 0),
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TEST ("abcdef", 0, 1, 2, "bc", 0),
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TEST ("x@4096", 0, 1, 2, "xx", 0),
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TEST ("x@4096", "", 0, 0, "", 0),
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TEST ("", "x@4096", 9, 2, "xx", 0),
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TEST ("", "x@4096", 9, 0, "", 0),
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TEST ("abc", "x@4096", 2, 1, "x", 0),
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TEST ("x@4096", "x@4096", 2, 3, "xxx", 0),
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TEST ("", "x@4096", 0, 4096, "x@4096", 0),
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TEST ("", "x@4096", 100, 2000, "x@2000", 0),
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TEST ("", "x@207", 0, 207, "x@207", 0),
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TEST ("x@128", "x@334", 10, 207, "x@207", 0),
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TEST ("x@540", "x@207", 50, 128, "x@128", 0),
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TEST ("", "x@1412", 128, 873, "x@873", 0),
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TEST ("x@128", "x@1412", 0, 1412, "x@1412", 0),
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TEST ("x@3695", "x@1412", 207, 540, "x@540", 0),
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TEST ("x@872", "x@874", 1, 873, "x@873", 0),
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TEST ("x@873", "x@3695", 10, 2284, "x@2284", 0),
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TEST ("", "<U0>", 2, 0, "", 1),
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TEST ("", "a", 2, 0, "", 1),
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TEST ("", "x@4096", 4106, 0, "", 1),
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||||
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||||
TEST ("last", "test", 0, 4, "test", 0)
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||||
};
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||||
|
||||
/**************************************************************************/
|
||||
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||||
// used to exercise:
|
||||
// assign (size_type, value_type)
|
||||
static const StringTestCase
|
||||
size_val_test_cases [] = {
|
||||
|
||||
#undef TEST
|
||||
#define TEST(str, size, val, res, bthrow) { \
|
||||
__LINE__, -1, size, -1, -1, val, \
|
||||
str, sizeof str - 1, \
|
||||
0, 0, res, sizeof res - 1, bthrow \
|
||||
}
|
||||
|
||||
// +----------------------------------------- controlled sequence
|
||||
// | +------------------------ assign() count argument
|
||||
// | | +-------------------- character to be assigned
|
||||
// | | | +---------------- expected result sequence
|
||||
// | | | | +-------- exception info
|
||||
// | | | | | 0 - no exception
|
||||
// | | | | | 1 - out_of_range
|
||||
// | | | | | 2 - length_error
|
||||
// | | | | | -1 - exc. safety
|
||||
// | | | | |
|
||||
// | | | | +--------+
|
||||
// V V V V V
|
||||
TEST ("ab", 1, 'c', "c", 0),
|
||||
|
||||
TEST ("", 0, ' ', "", 0),
|
||||
TEST ("", 1, 'b', "b", 0),
|
||||
TEST ("", 3, 'b', "bbb", 0),
|
||||
|
||||
TEST ("<U0>", 0, ' ', "", 0),
|
||||
TEST ("", 2, '\0', "<U0>@2", 0),
|
||||
|
||||
TEST ("<U0>", 1, 'a', "a", 0),
|
||||
TEST ("<U0>", 1, '\0', "<U0>", 0),
|
||||
TEST ("<U0>", 2, '\0', "<U0>@2", 0),
|
||||
TEST ("<U0>", 0, '\0', "", 0),
|
||||
|
||||
TEST ("cde", 3, 'a', "aaa", 0),
|
||||
TEST ("ab", 2, '\0', "<U0>@2", 0),
|
||||
TEST ("ab", 1, '\0', "<U0>", 0),
|
||||
|
||||
TEST ("a<U0>b<U0>@2c", 2, '\0', "<U0>@2", 0),
|
||||
TEST ("a<U0>b<U0>@2c", 1, '\0', "<U0>", 0),
|
||||
TEST ("<U0>ab<U0>@2c", 3, '\0', "<U0>@3", 0),
|
||||
TEST ("a<U0>bc<U0>@2", 2, 'a', "aa", 0),
|
||||
|
||||
TEST ("", 4096, 'x', "x@4096", 0),
|
||||
TEST ("x@4096", 0, 'x', "", 0),
|
||||
|
||||
TEST ("x@127", 128, 'x', "x@128", 0),
|
||||
TEST ("x@200", 207, 'x', "x@207", 0),
|
||||
TEST ("x@334", 128, 'x', "x@128", 0),
|
||||
TEST ("", 540, 'x', "x@540", 0),
|
||||
TEST ("xx", 873, 'x', "x@873", 0),
|
||||
TEST ("x@873", 1412, 'x', "x@1412", 0),
|
||||
TEST ("x@3695", 207, 'x', "x@207", 0),
|
||||
TEST ("x@540", 3695, 'x', "x@3695", 0),
|
||||
|
||||
TEST ("", -1, 'x', "", 2),
|
||||
|
||||
TEST ("last", 4, 't', "tttt", 0)
|
||||
};
|
||||
|
||||
/**************************************************************************/
|
||||
|
||||
// invokes specializations of the member function template
|
||||
// on the required iterator categories
|
||||
template <class String, class Iterator>
|
||||
struct AssignRange: RangeBase<String> {
|
||||
|
||||
typedef typename String::iterator StringIter;
|
||||
typedef typename String::value_type StringChar;
|
||||
|
||||
AssignRange () { }
|
||||
|
||||
virtual String&
|
||||
operator() (String &str,
|
||||
const StringTestCaseData<StringChar>& tdata) const {
|
||||
|
||||
const StringTestCase &tcase = tdata.tcase_;
|
||||
|
||||
const String &cstr = str;
|
||||
|
||||
// when (0 == tcase.arg) exercise self-referential modification
|
||||
// (i.e., replacing a range of elements with a subrange of its
|
||||
// own elements)
|
||||
const StringChar* const beg =
|
||||
(tcase.arg ? tdata.arg_ : cstr.data ()) + tdata.off2_;
|
||||
|
||||
const StringChar* const end = beg + tdata.ext2_;
|
||||
|
||||
const Iterator first (beg, beg, end);
|
||||
const Iterator last (end, beg, end);
|
||||
|
||||
return str.assign (first, last);
|
||||
}
|
||||
};
|
||||
|
||||
/**************************************************************************/
|
||||
|
||||
// invokes possible overloads of the member function template
|
||||
// on common RandomAccessIterator types
|
||||
template <class String, class Iterator>
|
||||
struct AssignRangeOverload: RangeBase<String>
|
||||
{
|
||||
typedef typename String::iterator StringIter;
|
||||
typedef typename String::value_type StringChar;
|
||||
|
||||
AssignRangeOverload () { }
|
||||
|
||||
virtual String&
|
||||
operator() (String &str,
|
||||
const StringTestCaseData<StringChar>& tdata) const {
|
||||
|
||||
const StringTestCase &tcase = tdata.tcase_;
|
||||
|
||||
bool reverse_iter = StringIds::ReverseIterator == tdata.func_.iter_id_
|
||||
|| StringIds::ConstReverseIterator == tdata.func_.iter_id_;
|
||||
|
||||
const std::size_t srclen_ = tcase.arg ? tdata.arglen_ : str.size ();
|
||||
|
||||
const std::size_t off =
|
||||
reverse_iter ? srclen_ - tdata.off2_ - tdata.ext2_ : tdata.off2_;
|
||||
const std::size_t ext = tdata.ext2_;
|
||||
|
||||
if (0 == tcase.arg) {
|
||||
// exercise self-referential modification (i.e., replacing
|
||||
// a range of elements with a subrange of its own elements)
|
||||
|
||||
const Iterator first (this->begin (str, (Iterator*)0) + off);
|
||||
const Iterator last (first + ext);
|
||||
|
||||
return str.assign (first, last);
|
||||
}
|
||||
|
||||
String str_arg (tdata.arg_, tdata.arglen_);
|
||||
|
||||
const Iterator first (this->begin (str_arg, (Iterator*)0) + off);
|
||||
const Iterator last (first + ext);
|
||||
|
||||
return str.assign (first, last);
|
||||
}
|
||||
};
|
||||
|
||||
/**************************************************************************/
|
||||
|
||||
template <class charT, class Traits, class Allocator>
|
||||
void test_assign (charT*, Traits*, Allocator*, const RangeBase<
|
||||
std::basic_string <charT, Traits, Allocator> > &rng,
|
||||
const StringTestCaseData<charT> &tdata)
|
||||
{
|
||||
typedef std::basic_string <charT, Traits, Allocator> String;
|
||||
typedef typename String::iterator StringIter;
|
||||
typedef typename UserTraits<charT>::MemFun TraitsFunc;
|
||||
|
||||
const StringFunc &func = tdata.func_;
|
||||
const StringTestCase &tcase = tdata.tcase_;
|
||||
|
||||
// construct the string object to be modified
|
||||
// and the (possibly unused) argument string
|
||||
/* const */ String str (tdata.str_, tdata.strlen_);
|
||||
const String arg (tdata.arg_, tdata.arglen_);
|
||||
|
||||
std::size_t size = tcase.size >= 0 ? tcase.size : str.max_size () + 1;
|
||||
std::size_t size2 = tcase.size2 >= 0 ? tcase.size2 : str.max_size () + 1;
|
||||
|
||||
// save the state of the string object before the call
|
||||
// to detect wxception safety violations (changes to
|
||||
// the state of the object after an exception)
|
||||
const StringState str_state (rw_get_string_state (str));
|
||||
|
||||
// first function argument
|
||||
const charT* const arg_ptr = tcase.arg ? arg.c_str () : str.c_str ();
|
||||
const String& arg_str = tcase.arg ? arg : str;
|
||||
|
||||
std::size_t total_length_calls = 0;
|
||||
std::size_t n_length_calls = 0;
|
||||
std::size_t* const rg_calls = rw_get_call_counters ((Traits*)0, (charT*)0);
|
||||
|
||||
if (rg_calls)
|
||||
total_length_calls = rg_calls [TraitsFunc::length];
|
||||
|
||||
rwt_free_store* const pst = rwt_get_free_store (0);
|
||||
SharedAlloc* const pal = SharedAlloc::instance ();
|
||||
|
||||
// iterate for`throw_after' starting at the next call to operator new,
|
||||
// forcing each call to throw an exception, until the function finally
|
||||
// succeeds (i.e, no exception is thrown)
|
||||
std::size_t throw_count;
|
||||
for (throw_count = 0; ; ++throw_count) {
|
||||
|
||||
// (name of) expected and caught exception
|
||||
const char* expected = 0;
|
||||
const char* caught = 0;
|
||||
|
||||
#ifndef _RWSTD_NO_EXCEPTIONS
|
||||
|
||||
if (1 == tcase.bthrow && Assign (cstr_size_size) == func.which_)
|
||||
expected = exceptions [1]; // out_of_range
|
||||
else if (2 == tcase.bthrow)
|
||||
expected = exceptions [2]; // length_error
|
||||
else if (0 == tcase.bthrow) {
|
||||
// by default excercise the exception safety of the function
|
||||
// by iteratively inducing an exception at each call to operator
|
||||
// new or Allocator::allocate() until the call succeeds
|
||||
expected = exceptions [3]; // bad_alloc
|
||||
*pst->throw_at_calls_ [0] = pst->new_calls_ [0] + throw_count + 1;
|
||||
pal->throw_at_calls_ [pal->m_allocate] =
|
||||
pal->throw_at_calls_ [pal->m_allocate] + throw_count + 1;
|
||||
}
|
||||
else {
|
||||
// exceptions disabled for this test case
|
||||
}
|
||||
|
||||
#else // if defined (_RWSTD_NO_EXCEPTIONS)
|
||||
|
||||
if (tcase.bthrow)
|
||||
return;
|
||||
|
||||
#endif // _RWSTD_NO_EXCEPTIONS
|
||||
|
||||
// pointer to the returned reference
|
||||
const String* ret_ptr = 0;
|
||||
|
||||
// start checking for memory leaks
|
||||
rw_check_leaks (str.get_allocator ());
|
||||
|
||||
try {
|
||||
switch (func.which_) {
|
||||
|
||||
case Assign (cptr):
|
||||
ret_ptr = &str.assign (arg_ptr);
|
||||
if (rg_calls)
|
||||
n_length_calls = rg_calls [TraitsFunc::length];
|
||||
break;
|
||||
|
||||
case Assign (cstr):
|
||||
ret_ptr = &str.assign (arg_str);
|
||||
break;
|
||||
|
||||
case Assign (cptr_size):
|
||||
ret_ptr = &str.assign (arg_ptr, size);
|
||||
break;
|
||||
|
||||
case Assign (cstr_size_size):
|
||||
ret_ptr = &str.assign (arg_str, tcase.off2, size2);
|
||||
break;
|
||||
|
||||
case Assign (size_val): {
|
||||
const charT val = make_char (char (tcase.val), (charT*)0);
|
||||
ret_ptr = &str.assign (size, val);
|
||||
break;
|
||||
}
|
||||
|
||||
case Assign (range):
|
||||
ret_ptr = &rng (str, tdata);
|
||||
break;
|
||||
|
||||
default:
|
||||
RW_ASSERT (!"test logic error: unknown assign overload");
|
||||
}
|
||||
|
||||
// verify that the reference returned from the function
|
||||
// refers to the modified string object (i.e., *this
|
||||
// within the function)
|
||||
const std::ptrdiff_t ret_off = ret_ptr - &str;
|
||||
|
||||
// verify the returned value
|
||||
rw_assert (0 == ret_off, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} returned invalid reference, "
|
||||
"offset is %td", __LINE__, ret_off);
|
||||
|
||||
// for convenience
|
||||
static const int cwidth = sizeof (charT);
|
||||
|
||||
// verfiy that strings length are equal
|
||||
rw_assert (tdata.reslen_ == str.size (), 0, tcase.line,
|
||||
"line %d. %{$FUNCALL}: expected %{/*.*Gs} with length "
|
||||
"%zu, got %{/*.*Gs} with length %zu", __LINE__,
|
||||
cwidth, int (tdata.reslen_), tdata.res_, tdata.reslen_,
|
||||
cwidth, int (str.size ()), str.c_str (), str.size ());
|
||||
|
||||
if (tdata.reslen_ == str.size ()) {
|
||||
// if the result length matches the expected length
|
||||
// (and only then), also verify that the modified
|
||||
// string matches the expected result
|
||||
const std::size_t match =
|
||||
rw_match (tcase.res, str.c_str(), str.size ());
|
||||
|
||||
rw_assert (match == tdata.reslen_, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL}: expected %{/*.*Gs}, "
|
||||
"got %{/*.*Gs}, difference at off %zu",
|
||||
__LINE__, cwidth, int (tdata.reslen_), tdata.res_,
|
||||
cwidth, int (str.size ()), str.c_str (), match);
|
||||
}
|
||||
|
||||
// verify that Traits::length was used
|
||||
if (Assign (cptr) == func.which_ && rg_calls) {
|
||||
rw_assert (n_length_calls - total_length_calls > 0,
|
||||
0, tcase.line, "line %d. %{$FUNCALL} doesn't "
|
||||
"use traits::length()", __LINE__);
|
||||
}
|
||||
}
|
||||
|
||||
#ifndef _RWSTD_NO_EXCEPTIONS
|
||||
|
||||
catch (const std::out_of_range &ex) {
|
||||
caught = exceptions [1];
|
||||
rw_assert (caught == expected, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s,%{:}"
|
||||
"unexpectedly%{;} caught std::%s(%#s)",
|
||||
__LINE__, 0 != expected, expected, caught, ex.what ());
|
||||
}
|
||||
catch (const std::length_error &ex) {
|
||||
caught = exceptions [2];
|
||||
rw_assert (caught == expected, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s,%{:}"
|
||||
"unexpectedly%{;} caught std::%s(%#s)",
|
||||
__LINE__, 0 != expected, expected, caught, ex.what ());
|
||||
}
|
||||
catch (const std::bad_alloc &ex) {
|
||||
caught = exceptions [3];
|
||||
rw_assert (0 == tcase.bthrow, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s,%{:}"
|
||||
"unexpectedly%{;} caught std::%s(%#s)",
|
||||
__LINE__, 0 != expected, expected, caught, ex.what ());
|
||||
}
|
||||
catch (const std::exception &ex) {
|
||||
caught = exceptions [4];
|
||||
rw_assert (0, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s,%{:}"
|
||||
"unexpectedly%{;} caught std::%s(%#s)",
|
||||
__LINE__, 0 != expected, expected, caught, ex.what ());
|
||||
}
|
||||
catch (...) {
|
||||
caught = exceptions [0];
|
||||
rw_assert (0, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s,%{:}"
|
||||
"unexpectedly%{;} caught %s",
|
||||
__LINE__, 0 != expected, expected, caught);
|
||||
}
|
||||
|
||||
#endif // _RWSTD_NO_EXCEPTIONS
|
||||
|
||||
// FIXME: verify the number of blocks the function call
|
||||
// is expected to allocate and detect any memory leaks
|
||||
rw_check_leaks (str.get_allocator (), tcase.line,
|
||||
std::size_t (-1), std::size_t (-1));
|
||||
|
||||
if (caught) {
|
||||
// verify that an exception thrown during allocation
|
||||
// didn't cause a change in the state of the object
|
||||
str_state.assert_equal (rw_get_string_state (str),
|
||||
__LINE__, tcase.line, caught);
|
||||
|
||||
if (0 == tcase.bthrow) {
|
||||
// allow this call to operator new to succeed and try
|
||||
// to make the next one to fail during the next call
|
||||
// to the same function again
|
||||
continue;
|
||||
}
|
||||
}
|
||||
else if (0 < tcase.bthrow) {
|
||||
rw_assert (caught == expected, 0, tcase.line,
|
||||
"line %d. %{$FUNCALL} %{?}expected %s, caught %s"
|
||||
"%{:}unexpectedly caught %s%{;}",
|
||||
__LINE__, 0 != expected, expected, caught, caught);
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
std::size_t expect_throws = 0;
|
||||
|
||||
#ifndef _RWSTD_NO_STRING_REF_COUNT
|
||||
if (Assign (cstr) != func.which_) {
|
||||
#endif
|
||||
|
||||
#ifndef _RWSTD_NO_REPLACEABLE_NEW_DELETE
|
||||
|
||||
// verify that if exceptions are enabled and when capacity changes
|
||||
// at least one exception is thrown
|
||||
expect_throws = str_state.capacity_ < str.capacity ();
|
||||
|
||||
#else // if defined (_RWSTD_NO_REPLACEABLE_NEW_DELETE)
|
||||
|
||||
expect_throws = (StringIds::UserAlloc == func.alloc_id_)
|
||||
? str_state.capacity_ < str.capacity (): 0;
|
||||
|
||||
#endif // _RWSTD_NO_REPLACEABLE_NEW_DELETE
|
||||
|
||||
#ifndef _RWSTD_NO_STRING_REF_COUNT
|
||||
}
|
||||
#endif
|
||||
|
||||
// verify number of exceptions thrown
|
||||
// for range version the allocation may take place several times
|
||||
if (Assign (range) != func.which_)
|
||||
rw_assert (expect_throws == throw_count, 0, tcase.line,
|
||||
"line %d: %{$FUNCALL}: expected exactly 1 %s exception "
|
||||
"while changing capacity from %zu to %zu, got %zu",
|
||||
__LINE__, exceptions [3],
|
||||
str_state.capacity_, str.capacity (), throw_count);
|
||||
else
|
||||
rw_assert (expect_throws <= throw_count, 0, tcase.line,
|
||||
"line %d: %{$FUNCALL}: expected at least 1 %s exception "
|
||||
"while changing capacity from %zu to %zu, got %zu",
|
||||
__LINE__, exceptions [3],
|
||||
str_state.capacity_, str.capacity (), throw_count);
|
||||
|
||||
// disable bad_alloc exceptions
|
||||
*pst->throw_at_calls_ [0] = 0;
|
||||
pal->throw_at_calls_ [pal->m_allocate] = 0;
|
||||
}
|
||||
|
||||
/**************************************************************************/
|
||||
|
||||
template <class charT, class Traits, class Allocator>
|
||||
void test_assign (charT*, Traits*, Allocator*,
|
||||
const StringTestCaseData<charT> &tdata)
|
||||
{
|
||||
typedef std::basic_string<charT, Traits, Allocator> String;
|
||||
|
||||
if (tdata.func_.which_ == Assign (range)) {
|
||||
|
||||
switch (tdata.func_.iter_id_) {
|
||||
|
||||
// exercise possible overloads of the member function template
|
||||
// on common RandomAccessIterator types
|
||||
#undef TEST
|
||||
#define TEST(Iterator) do { \
|
||||
typedef typename String::Iterator Iter; \
|
||||
static const \
|
||||
AssignRangeOverload<String, Iter> rng; \
|
||||
test_assign ((charT*)0, (Traits*)0, (Allocator*)0, rng, tdata); \
|
||||
} while (0)
|
||||
|
||||
case StringIds::Pointer: TEST (pointer); break;
|
||||
case StringIds::ConstPointer: TEST (const_pointer); break;
|
||||
case StringIds::Iterator: TEST (iterator); break;
|
||||
case StringIds::ConstIterator: TEST (const_iterator); break;
|
||||
|
||||
case StringIds::ReverseIterator: TEST (reverse_iterator); break;
|
||||
case StringIds::ConstReverseIterator: TEST (const_reverse_iterator);
|
||||
break;
|
||||
|
||||
// exercise specializations of the member function template
|
||||
// on the required iterator categories
|
||||
|
||||
#undef TEST
|
||||
#define TEST(Iterator) do { \
|
||||
typedef Iterator<charT> Iter; \
|
||||
static const \
|
||||
AssignRange<String, Iter> rng; \
|
||||
test_assign ((charT*)0, (Traits*)0, (Allocator*)0, rng, tdata); \
|
||||
} while (0)
|
||||
|
||||
case StringIds::Input: TEST (InputIter); break;
|
||||
case StringIds::Forward: TEST (ConstFwdIter); break;
|
||||
case StringIds::Bidir: TEST (ConstBidirIter); break;
|
||||
case StringIds::Random: TEST (ConstRandomAccessIter); break;
|
||||
|
||||
default:
|
||||
rw_error (0, 0, __LINE__, "bad iterator id");
|
||||
}
|
||||
}
|
||||
else {
|
||||
// exercise ordinary overloads of the member function
|
||||
static const RangeBase<String> rng;
|
||||
test_assign ((charT*)0, (Traits*)0, (Allocator*)0, rng, tdata);
|
||||
}
|
||||
}
|
||||
|
||||
/**************************************************************************/
|
||||
|
||||
DEFINE_STRING_TEST_FUNCTIONS (test_assign);
|
||||
|
||||
int main (int argc, char** argv)
|
||||
{
|
||||
static const StringTest
|
||||
tests [] = {
|
||||
|
||||
#undef TEST
|
||||
#define TEST(sig) { \
|
||||
Assign (sig), sig ## _test_cases, \
|
||||
sizeof sig ## _test_cases / sizeof *sig ## _test_cases \
|
||||
}
|
||||
|
||||
TEST (cptr),
|
||||
TEST (cstr),
|
||||
TEST (cptr_size),
|
||||
TEST (cstr_size_size),
|
||||
TEST (size_val),
|
||||
TEST (range)
|
||||
};
|
||||
|
||||
const std::size_t test_count = sizeof tests / sizeof *tests;
|
||||
|
||||
const int status =
|
||||
rw_run_string_test (argc, argv, __FILE__,
|
||||
"lib.string.assign",
|
||||
test_assign_func_array, tests, test_count);
|
||||
|
||||
return status;
|
||||
}
|
||||
Reference in New Issue
Block a user