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🎥 Command line media player
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C
at release/0.40
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889/* * This file is part of mpv. * * mpv is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * mpv is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with mpv. If not, see <http://www.gnu.org/licenses/>. */
#include "test_utils.h"
#include <limits.h>
#include "misc/codepoint_width.h"
#define W(s) term_disp_width((bstr)bstr0_lit(s), INT_MAX, &(const unsigned char *){NULL})
int main(void) { assert_int_equal(W("A"), 1); // Single ASCII character assert_int_equal(W("ABC"), 3); // Multiple ASCII characters
assert_int_equal(W("\u3042"), 2); // Full-width Japanese Hiragana 'あ' (U+3042) assert_int_equal(W("\u4F60"), 2); // Full-width Chinese character '你' (U+4F60) assert_int_equal(W("\u4F60\u597D"), 4); // Two full-width Chinese characters '你好' (U+4F60 U+597D)
assert_int_equal(W("a\u0301"), 1); // 'a' + combining acute accent '́' (U+0301) assert_int_equal(W("e\u0301"), 1); // 'e' + combining acute accent '́' (U+0301) assert_int_equal(W("a\u0308"), 1); // 'a' + combining diaeresis '̈' (U+0308)
// Family emoji: 👩❤️👩 (Woman + ZWJ + Heart + ZWJ + Woman; // Code points: U+1F469 U+200D U+2764 U+FE0F U+200D U+1F469) assert_int_equal(W("\U0001F469\u200D\u2764\uFE0F\u200D\U0001F469"), 2); // Man emoji with skin tone modifier assert_int_equal(W("\U0001F468\U0001F3FE"), 2); // Person Shrugging + skin tone modifier + ZWJ + woman sign + variant selector assert_int_equal(W("\U0001F937\U0001F3FE\u200D\U00002640\U0000FE0F"), 2); // Regional indicator symbols forming the flag of Poland assert_int_equal(W("\U0001F1F5\U0001F1F1"), 2);
assert_int_equal(W("\n"), 0); // Newline (should not take up any visual space) assert_int_equal(W("\t"), 8); // Tab (tabstop assumed to be 8) assert_int_equal(W("\0"), 0); // Null character (non-visible)
assert_int_equal(W("A\u3042"), 3); // ASCII 'A' + full-width Japanese Hiragana 'あ' (U+3042) assert_int_equal(W("a\u0301A"), 2); // Combining character 'á' (a + U+0301) and ASCII 'A'
// Grapheme cluster + ASCII 'A' + full-width Japanese Hiragana 'あ' (U+3042) assert_int_equal(W("\U0001F469\u200D\u2764\uFE0F\u200D\U0001F469A\u3042"), 5);
assert_int_equal(W("A\nB"), 2); // ASCII characters with newline (newline should not affect width) assert_int_equal(W("ABC\tDEF"), 11); // Tab inside a string
// ASCII characters with color assert_int_equal(W("\033[31mABC\033[0m\033[32mDEF\033[0m"), 6);
// ASCII characters with color and a newline assert_int_equal(W("\033[31mABC\033[0m\033[32mDEF\033[0m\n"), 6);
// ASCII characters with carriage return assert_int_equal(W("ABC\rDEF"), 3);
bstr str = bstr0("ABCDEF"); const unsigned char *cut_pos;
cut_pos = NULL; assert_int_equal(term_disp_width(str, 3, &cut_pos), 3); assert_int_equal(cut_pos - str.start, 3);
cut_pos = NULL; assert_int_equal(term_disp_width(str, -2, &cut_pos), 0); assert_int_equal(cut_pos - str.start, 0);
cut_pos = NULL; assert_int_equal(term_disp_width(str, str.len, &cut_pos), 6); if (cut_pos) { printf("%s:%d: cut_pos != NULL\n", __FILE__, __LINE__); fflush(stdout); abort(); }}