diff options
Diffstat (limited to 'libcxx/test/std/strings/basic.string/string.modifiers/string_insert')
3 files changed, 49 insertions, 0 deletions
diff --git a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp index bbae39419da..1b5baf4f4c4 100644 --- a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp +++ b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/iter_iter_iter.pass.cpp @@ -169,4 +169,21 @@ int main() assert(false); } #endif + + { // test inserting into self + typedef std::string S; + S s_short = "123/"; + S s_long = "Lorem ipsum dolor sit amet, consectetur/"; + + s_short.insert(s_short.begin(), s_short.begin(), s_short.end()); + assert(s_short == "123/123/"); + s_short.insert(s_short.begin(), s_short.begin(), s_short.end()); + assert(s_short == "123/123/123/123/"); + s_short.insert(s_short.begin(), s_short.begin(), s_short.end()); + assert(s_short == "123/123/123/123/123/123/123/123/"); + + s_long.insert(s_long.begin(), s_long.begin(), s_long.end()); + assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/"); + } + } diff --git a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp index faab5bd9267..3b1c2cbd727 100644 --- a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp +++ b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer.pass.cpp @@ -210,4 +210,20 @@ int main() test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", S("can't happen")); } #endif + + { // test inserting into self + typedef std::string S; + S s_short = "123/"; + S s_long = "Lorem ipsum dolor sit amet, consectetur/"; + + s_short.insert(0, s_short.c_str()); + assert(s_short == "123/123/"); + s_short.insert(0, s_short.c_str()); + assert(s_short == "123/123/123/123/"); + s_short.insert(0, s_short.c_str()); + assert(s_short == "123/123/123/123/123/123/123/123/"); + + s_long.insert(0, s_long.c_str()); + assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/"); + } } diff --git a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp index 30d3df9f259..554b93cdce1 100644 --- a/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp +++ b/libcxx/test/std/strings/basic.string/string.modifiers/string_insert/size_pointer_size.pass.cpp @@ -691,4 +691,20 @@ int main() test(S("abcdefghijklmnopqrst"), 21, "12345678901234567890", 20, S("can't happen")); } #endif + + { // test inserting into self + typedef std::string S; + S s_short = "123/"; + S s_long = "Lorem ipsum dolor sit amet, consectetur/"; + + s_short.insert(0, s_short.data(), s_short.size()); + assert(s_short == "123/123/"); + s_short.insert(0, s_short.data(), s_short.size()); + assert(s_short == "123/123/123/123/"); + s_short.insert(0, s_short.data(), s_short.size()); + assert(s_short == "123/123/123/123/123/123/123/123/"); + + s_long.insert(0, s_long.data(), s_long.size()); + assert(s_long == "Lorem ipsum dolor sit amet, consectetur/Lorem ipsum dolor sit amet, consectetur/"); + } } |