Method TestWideString

util/charset/wide_ut.cpp:936–974

    }

    void TestWideString() {
        const TUtf16String original = UTF32ToWide(WideStringTestData[0], CaseTestDataSize);
        const TUtf16String lower = UTF32ToWide(WideStringTestData[1], CaseTestDataSize);
        const TUtf16String upper = UTF32ToWide(WideStringTestData[2], CaseTestDataSize);
        const TUtf16String title = UTF32ToWide(WideStringTestData[3], CaseTestDataSize);
        TUtf16String temp;

        temp = original;
        temp.to_lower();
        UNIT_ASSERT(temp == lower);

        temp = original;
        ToLower(temp.begin(), temp.size());
        UNIT_ASSERT(temp == lower);

        temp = original;
        temp.to_upper();
        UNIT_ASSERT(temp == upper);

        temp = original;
        ToUpper(temp.begin(), temp.size());
        UNIT_ASSERT(temp == upper);

        temp = original;
        temp.to_title();
        UNIT_ASSERT(temp == title);

        temp = original;
        ToTitle(temp.begin(), temp.size());
        UNIT_ASSERT(temp == title);

        TVector<wchar32> buffer(WideStringTestData[0], WideStringTestData[0] + CaseTestDataSize);
        std::reverse(buffer.begin(), buffer.end());
        const TUtf16String reversed = UTF32ToWide(buffer.data(), buffer.size());

        temp = original;
        ReverseInPlace(temp);
        UNIT_ASSERT(temp == reversed);
    }

    void TestCountWideChars() {
        UNIT_ASSERT_EQUAL(CountWideChars(UTF8ToWide("привет!")), 7);