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https://github.com/tstack/lnav
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e0ecbdff10
I think this covers the rest of the functionality that needs to deal with ansi escapes. Related to #1057
97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
/**
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* Copyright (c) 2013, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file test_ansi_scrubber.cc
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*
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* Test for the scrub_ansi_string function.
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*
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* TODO: Add a test for the ansi-colors.0.in file. It has a matrix of all the
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* color/style combinations.
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*/
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#include <assert.h>
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#include "base/ansi_scrubber.hh"
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#include "config.h"
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#include "view_curses.hh"
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using namespace std;
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int
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main(int argc, char* argv[])
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{
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{
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char input[] = "Hello, \x1b[33;mWorld\x1b[0;m!";
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auto new_len = erase_ansi_escapes(string_fragment::from_const(input));
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assert(new_len == 13);
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}
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{
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std::string boldish
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= "\u2022\b\u2022\u2023\b\u2023 h\bhe\bel\blo\bo _\ba_\bb_\bc a\b_ "
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"b";
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auto boldish2 = boldish;
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string_attrs_t sa;
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sa.clear();
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scrub_ansi_string(boldish, &sa);
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printf("boldish %s\n", boldish.c_str());
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assert(boldish == "\u2022\u2023 helo abc a b");
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auto new_len = erase_ansi_escapes(boldish2);
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boldish2.resize(new_len);
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printf("boldish2 %s\n", boldish2.c_str());
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assert(boldish2 == "\u2022\u2023 helo abc a b");
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for (const auto& attr : sa) {
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printf("attr %d:%d %s\n",
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attr.sa_range.lr_start,
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attr.sa_range.lr_end,
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attr.sa_type->sat_name);
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if (attr.sa_type == &SA_ORIGIN_OFFSET) {
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printf(" value: %d\n", attr.sa_value.get<int64_t>());
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}
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}
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}
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string_attrs_t sa;
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string str_cp;
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str_cp = "Hello, World!";
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scrub_ansi_string(str_cp, &sa);
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assert(str_cp == "Hello, World!");
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assert(sa.empty());
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str_cp = "Hello\x1b[44;m, \x1b[33;mWorld\x1b[0;m!";
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scrub_ansi_string(str_cp, &sa);
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assert(str_cp == "Hello, World!");
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}
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