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#include <library/cpp/testing/unittest/registar.h>
 
#include <library/cpp/getopt/small/wrap.h>
 
Y_UNIT_TEST_SUITE(Wrap) { 
    Y_UNIT_TEST(TestWrapping) { 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b c d eeffeff").Quote(), 
            TString("a b c\nd\neeffeff").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\nc d\neeffeff").Quote(), 
            TString("a b\nc d\neeffeff").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\n     c d\neeffeff").Quote(), 
            TString("a b\n     c\nd\neeffeff").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\nx     c d\neeffeff").Quote(), 
            TString("a b\nx\nc d\neeffeff").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\nx  \n   c d\neeffeff").Quote(), 
            TString("a b\nx\n   c\nd\neeffeff").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\nx      \n   c d\neeffeff").Quote(), 
            TString("a b\nx\n   c\nd\neeffeff").Quote() 
        ); 
    } 
 
    Y_UNIT_TEST(TestWrappingIndent) { 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b c d", "|>").Quote(), 
            TString("a b\n|>c d").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b\n\nc d", "|>").Quote(), 
            TString("a b\n|>\n|>c d").Quote() 
        ); 
    } 
 
    Y_UNIT_TEST(TestWrappingAnsi) { 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5m").Quote(), 
            TString("\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5mx\033[1;2;3;4;5m").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a \033[1;2;3;4;5mb c\033[1;2;3;4;5m \033[1;2;3;4;5md e f").Quote(), 
            TString("a \033[1;2;3;4;5mb c\033[1;2;3;4;5m\n\033[1;2;3;4;5md e f").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b  \033[1;2;3;4;5m  c d").Quote(), 
            TString("a b  \033[1;2;3;4;5m\nc d").Quote() 
        ); 
 
        UNIT_ASSERT_STRINGS_EQUAL( 
            NLastGetopt::Wrap(5, "a b       \033[1;2;3;4;5m  c d").Quote(), 
            TString("a b\n\033[1;2;3;4;5m  c d").Quote() 
        ); 
    } 
 
    Y_UNIT_TEST(TestTextInfo) { 
        size_t lastLineLen; 
        bool hasParagraphs; 
 
        NLastGetopt::Wrap(5, "a b c d e", "", &lastLineLen, &hasParagraphs); 
        UNIT_ASSERT_VALUES_EQUAL(lastLineLen, 3); 
        UNIT_ASSERT_VALUES_EQUAL(hasParagraphs, false); 
 
        NLastGetopt::Wrap(5, "a b c\n\nd e f h", "", &lastLineLen, &hasParagraphs); 
        UNIT_ASSERT_VALUES_EQUAL(lastLineLen, 1); 
        UNIT_ASSERT_VALUES_EQUAL(hasParagraphs, true); 
 
        NLastGetopt::Wrap(5, "a b c\n\n", "", &lastLineLen, &hasParagraphs); 
        UNIT_ASSERT_VALUES_EQUAL(lastLineLen, 0); 
        UNIT_ASSERT_VALUES_EQUAL(hasParagraphs, true); 
 
        NLastGetopt::Wrap(5, "\n \na b c", "", &lastLineLen, &hasParagraphs); 
        UNIT_ASSERT_VALUES_EQUAL(lastLineLen, 5); 
        UNIT_ASSERT_VALUES_EQUAL(hasParagraphs, true); 
 
        NLastGetopt::Wrap(5, "\nx\na b c", "", &lastLineLen, &hasParagraphs); 
        UNIT_ASSERT_VALUES_EQUAL(lastLineLen, 5); 
        UNIT_ASSERT_VALUES_EQUAL(hasParagraphs, false); 
    } 
}