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Diffstat (limited to '')
| -rw-r--r-- | src/libmime/mime_string.cxx | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/libmime/mime_string.cxx b/src/libmime/mime_string.cxx new file mode 100644 index 0000000..e818e64 --- /dev/null +++ b/src/libmime/mime_string.cxx @@ -0,0 +1,167 @@ +/*- + * Copyright 2021 Vsevolod Stakhov + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define DOCTEST_CONFIG_IMPLEMENTATION_IN_DLL +#include "doctest/doctest.h" +#include "mime_string.hxx" +#include "unicode/uchar.h" + +TEST_SUITE("mime_string") +{ + using namespace rspamd::mime; + TEST_CASE("mime_string unfiltered ctors") + { + SUBCASE("empty") + { + mime_string st; + CHECK(st.size() == 0); + CHECK(st == ""); + } + SUBCASE("unfiltered valid") + { + mime_string st{std::string_view("abcd")}; + CHECK(st == "abcd"); + } + SUBCASE("unfiltered zero character") + { + mime_string st{"abc\0d", 5}; + CHECK(st.has_zeroes()); + CHECK(st == "abcd"); + } + SUBCASE("unfiltered invalid character - middle") + { + mime_string st{std::string("abc\234d")}; + CHECK(st.has_invalid()); + CHECK(st == "abc\uFFFDd"); + } + SUBCASE("unfiltered invalid character - end") + { + mime_string st{std::string("abc\234")}; + CHECK(st.has_invalid()); + CHECK(st == "abc\uFFFD"); + } + SUBCASE("unfiltered invalid character - start") + { + mime_string st{std::string("\234abc")}; + CHECK(st.has_invalid()); + CHECK(st == "\uFFFDabc"); + } + } + + TEST_CASE("mime_string filtered ctors") + { + auto print_filter = [](UChar32 inp) -> UChar32 { + if (!u_isprint(inp)) { + return 0; + } + + return inp; + }; + + auto tolower_filter = [](UChar32 inp) -> UChar32 { + return u_tolower(inp); + }; + + SUBCASE("empty") + { + mime_string st{std::string_view(""), tolower_filter}; + CHECK(st.size() == 0); + CHECK(st == ""); + } + SUBCASE("filtered valid") + { + mime_string st{std::string("AbCdУ"), tolower_filter}; + CHECK(st == "abcdу"); + } + SUBCASE("filtered invalid + filtered") + { + mime_string st{std::string("abcd\234\1"), print_filter}; + CHECK(st == "abcd\uFFFD"); + } + } + TEST_CASE("mime_string assign") + { + SUBCASE("assign from valid") + { + mime_string st; + + CHECK(st.assign_if_valid(std::string("test"))); + CHECK(st == "test"); + } + SUBCASE("assign from invalid") + { + mime_string st; + + CHECK(!st.assign_if_valid(std::string("test\234t"))); + CHECK(st == ""); + } + } + + TEST_CASE("mime_string iterators") + { + + SUBCASE("unfiltered iterator ascii") + { + auto in = std::string("abcd"); + mime_string st{in}; + CHECK(st == "abcd"); + + int i = 0; + for (auto &&c: st) { + CHECK(c == in[i++]); + } + } + + SUBCASE("unfiltered iterator utf8") + { + auto in = std::string("тест"); + UChar32 ucs[4] = {1090, 1077, 1089, 1090}; + mime_string st{in}; + CHECK(st == "тест"); + + int i = 0; + for (auto &&c: st) { + CHECK(c == ucs[i++]); + } + CHECK(i == sizeof(ucs) / sizeof(ucs[0])); + } + + SUBCASE("unfiltered raw iterator ascii") + { + auto in = std::string("abcd"); + mime_string st{in}; + CHECK(st == "abcd"); + + int i = 0; + for (auto it = st.raw_begin(); it != st.raw_end(); ++it) { + CHECK(*it == in[i++]); + } + } + + SUBCASE("unfiltered raw iterator utf8") + { + auto in = std::string("тест"); + mime_string st{in}; + CHECK(st == "тест"); + + int i = 0; + for (auto it = st.raw_begin(); it != st.raw_end(); ++it) { + CHECK(*it == in[i++]); + } + CHECK(i == in.size()); + } + } +}
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