mirror of
https://github.com/dankamongmen/notcurses.git
synced 2024-11-02 09:40:15 +00:00
263 lines
9.7 KiB
C++
263 lines
9.7 KiB
C++
#include "main.h"
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#include "egcpool.h"
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TEST_CASE("Cell") {
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if(!enforce_utf8()){
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return;
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}
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auto nc_ = testing_notcurses();
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if(!nc_){
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return;
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}
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struct ncplane* n_ = notcurses_stdplane(nc_);
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REQUIRE(nullptr != n_);
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SUBCASE("LoadSimple") {
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cell c = CELL_TRIVIAL_INITIALIZER;
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REQUIRE(1 == cell_load(n_, &c, " "));
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CHECK(cell_simple_p(&c));
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cell_release(n_, &c);
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}
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SUBCASE("MultibyteWidth") {
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CHECK(0 == mbswidth("")); // zero bytes, zero columns
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CHECK(-1 == mbswidth("\x7")); // single byte, non-printable
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CHECK(1 == mbswidth(" ")); // single byte, one column
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CHECK(5 == mbswidth("abcde")); // single byte, one column
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CHECK(1 == mbswidth("µ")); // two bytes, one column
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CHECK(1 <= mbswidth("\xf0\x9f\xa6\xb2")); // four bytes, two columns
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CHECK(3 <= mbswidth("平仮名")); // nine bytes, six columns
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CHECK(1 == mbswidth("\ufdfd")); // three bytes, ? columns, wcwidth() returns 1
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}
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SUBCASE("SetItalic") {
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cell c = CELL_TRIVIAL_INITIALIZER;
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int dimy, dimx;
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notcurses_term_dim_yx(nc_, &dimy, &dimx);
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cell_styles_set(&c, NCSTYLE_ITALIC);
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REQUIRE(1 == cell_load(n_, &c, "i"));
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cell_set_fg_rgb(&c, 255, 255, 255);
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ncplane_set_base_cell(n_, &c);
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cell_release(n_, &c);
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CHECK(0 == notcurses_render(nc_));
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cell_styles_off(&c, NCSTYLE_ITALIC);
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}
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SUBCASE("SetBold") {
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cell c = CELL_TRIVIAL_INITIALIZER;
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int dimy, dimx;
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notcurses_term_dim_yx(nc_, &dimy, &dimx);
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cell_styles_set(&c, NCSTYLE_BOLD);
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REQUIRE(1 == cell_load(n_, &c, "b"));
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cell_set_fg_rgb(&c, 255, 255, 255);
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ncplane_set_base_cell(n_, &c);
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cell_release(n_, &c);
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CHECK(0 == notcurses_render(nc_));
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cell_styles_off(&c, NCSTYLE_BOLD);
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}
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SUBCASE("SetUnderline") {
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cell c = CELL_TRIVIAL_INITIALIZER;
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int dimy, dimx;
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notcurses_term_dim_yx(nc_, &dimy, &dimx);
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cell_styles_set(&c, NCSTYLE_UNDERLINE);
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REQUIRE(1 == cell_load(n_, &c, "u"));
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cell_set_fg_rgb(&c, 255, 255, 255);
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ncplane_set_base_cell(n_, &c);
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cell_release(n_, &c);
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CHECK(0 == notcurses_render(nc_));
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cell_styles_off(&c, NCSTYLE_UNDERLINE);
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}
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/* SUBCASE("CellLoadTamil") {
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const char zerodeg[] = "\u0bb8\u0bc0\u0bb0\u0bc7\u0bb3\u0b95\u0bbf\u0b95\u0bbf\u0bb0\u0bbf";
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cell c = CELL_TRIVIAL_INITIALIZER;
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size_t ulen = cell_load(n_, &c, zerodeg);
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// First have U+0BB8 TAMIL LETTER SA U+0BC0 TAMIL VOWEL SIGN II
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// // e0 ae b8 e0 af 80
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REQUIRE(6 == ulen);
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ulen = cell_load(n_, &c, zerodeg + ulen);
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// U+0BB0 TAMIL LETTER RA U+0BCB TAMIL VOWEL SIGN OO
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// e0 ae b0 e0 af 8b
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REQUIRE(6 == ulen);
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// FIXME
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}*/
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SUBCASE("CellSetFGAlpha"){
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cell c = CELL_TRIVIAL_INITIALIZER;
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CHECK(0 > cell_set_fg_alpha(&c, -1));
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CHECK(0 > cell_set_fg_alpha(&c, 4));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(cell_fg_default_p(&c));
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CHECK(cell_bg_default_p(&c));
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CHECK(CELL_ALPHA_OPAQUE == cell_fg_alpha(&c));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(CELL_ALPHA_HIGHCONTRAST == cell_fg_alpha(&c));
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CHECK(!cell_fg_default_p(&c));
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CHECK(cell_bg_default_p(&c));
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}
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SUBCASE("CellSetBGAlpha"){
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cell c = CELL_TRIVIAL_INITIALIZER;
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CHECK(0 > cell_set_bg_alpha(&c, -1));
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CHECK(0 > cell_set_bg_alpha(&c, 4));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(CELL_ALPHA_OPAQUE == cell_bg_alpha(&c));
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CHECK(0 != cell_set_bg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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CHECK(CELL_ALPHA_TRANSPARENT == cell_bg_alpha(&c));
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CHECK(cell_fg_default_p(&c));
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CHECK(!cell_bg_default_p(&c));
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}
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// white on a black background ought be unmolested for highcontrast
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SUBCASE("HighContrastWhiteOnBlackBackground"){
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cell c = CELL_SIMPLE_INITIALIZER('+');
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CHECK(0 == cell_set_fg_rgb(&c, 0xff, 0xff, 0xff));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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auto np = ncplane_new(nc_, 1, 1, 0, 0, nullptr);
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REQUIRE(nullptr != np);
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CHECK(1 == ncplane_putc(np, &c));
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cell_load_simple(np, &c, '*');
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CHECK(0 == cell_set_bg_rgb(&c, 0x0, 0x0, 0x0));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(1 == ncplane_putc(n_, &c));
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CHECK(0 == notcurses_render(nc_));
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uint64_t channels, underchannels, overchannels;
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auto egc = notcurses_at_yx(nc_, 0, 0, nullptr, &channels);
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REQUIRE(nullptr != egc);
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auto negc = ncplane_at_yx(n_, 0, 0, nullptr, &underchannels);
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REQUIRE(nullptr != negc);
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auto topegc = ncplane_at_yx(np, 0, 0, nullptr, &overchannels);
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REQUIRE(nullptr != topegc);
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CHECK(channels_bg(channels) == channels_bg(underchannels));
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CHECK(channels_fg(channels) == channels_fg(overchannels));
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ncplane_destroy(np);
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free(topegc);
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free(negc);
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free(egc);
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}
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// white on a white background ought be changed for highcontrast
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SUBCASE("HighContrastWhiteOnWhiteBackground"){
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cell c = CELL_SIMPLE_INITIALIZER('+');
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CHECK(0 == cell_set_fg_rgb(&c, 0xff, 0xff, 0xff));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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auto np = ncplane_new(nc_, 1, 1, 0, 0, nullptr);
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REQUIRE(nullptr != np);
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CHECK(1 == ncplane_putc(np, &c));
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cell_load_simple(np, &c, '*');
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CHECK(0 == cell_set_bg_rgb(&c, 0xff, 0xff, 0xff));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(1 == ncplane_putc(n_, &c));
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CHECK(0 == notcurses_render(nc_));
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uint64_t channels, underchannels, overchannels;
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auto egc = notcurses_at_yx(nc_, 0, 0, nullptr, &channels);
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REQUIRE(nullptr != egc);
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auto negc = ncplane_at_yx(n_, 0, 0, nullptr, &underchannels);
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REQUIRE(nullptr != negc);
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auto topegc = ncplane_at_yx(np, 0, 0, nullptr, &overchannels);
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REQUIRE(nullptr != topegc);
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CHECK(channels_bg(channels) == channels_bg(underchannels));
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CHECK(channels_fg(channels) < channels_fg(overchannels));
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ncplane_destroy(np);
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free(topegc);
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free(negc);
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free(egc);
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}
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// black on a black background must be changed for highcontrast
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SUBCASE("HighContrastBlackOnBlackBackground"){
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cell c = CELL_SIMPLE_INITIALIZER('+');
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CHECK(0 == cell_set_fg_rgb(&c, 0x0, 0x0, 0x0));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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auto np = ncplane_new(nc_, 1, 1, 0, 0, nullptr);
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REQUIRE(nullptr != np);
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CHECK(1 == ncplane_putc(np, &c));
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cell_load_simple(np, &c, '*');
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CHECK(0 == cell_set_bg_rgb(&c, 0x0, 0x0, 0x0));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(1 == ncplane_putc(n_, &c));
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CHECK(0 == notcurses_render(nc_));
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uint64_t channels, underchannels, overchannels;
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auto egc = notcurses_at_yx(nc_, 0, 0, nullptr, &channels);
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REQUIRE(nullptr != egc);
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auto negc = ncplane_at_yx(n_, 0, 0, nullptr, &underchannels);
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REQUIRE(nullptr != negc);
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auto topegc = ncplane_at_yx(np, 0, 0, nullptr, &overchannels);
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REQUIRE(nullptr != topegc);
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CHECK(channels_bg(channels) == channels_bg(underchannels));
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CHECK(channels_fg(channels) > channels_fg(overchannels));
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ncplane_destroy(np);
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free(topegc);
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free(negc);
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free(egc);
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}
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// black on a white background ought be unmolested for highcontrast
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SUBCASE("HighContrastBlackOnWhiteBackground"){
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cell c = CELL_SIMPLE_INITIALIZER('+');
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CHECK(0 == cell_set_fg_rgb(&c, 0x0, 0x0, 0x0));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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auto np = ncplane_new(nc_, 1, 1, 0, 0, nullptr);
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REQUIRE(nullptr != np);
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CHECK(1 == ncplane_putc(np, &c));
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cell_load_simple(np, &c, '*');
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CHECK(0 == cell_set_bg_rgb(&c, 0xff, 0xff, 0xff));
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CHECK(0 == cell_set_bg_alpha(&c, CELL_ALPHA_OPAQUE));
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CHECK(1 == ncplane_putc(n_, &c));
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CHECK(0 == notcurses_render(nc_));
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uint64_t channels, underchannels, overchannels;
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auto egc = notcurses_at_yx(nc_, 0, 0, nullptr, &channels);
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REQUIRE(nullptr != egc);
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auto negc = ncplane_at_yx(n_, 0, 0, nullptr, &underchannels);
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REQUIRE(nullptr != negc);
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auto topegc = ncplane_at_yx(np, 0, 0, nullptr, &overchannels);
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REQUIRE(nullptr != topegc);
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CHECK(channels_bg(channels) == channels_bg(underchannels));
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CHECK(channels_fg(channels) == channels_fg(overchannels));
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ncplane_destroy(np);
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free(topegc);
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free(negc);
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free(egc);
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}
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// high contrast ought only be activated relevant to the background equal to
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// or below them, not above.
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SUBCASE("HighContrastBelowOnly"){
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cell c = CELL_TRIVIAL_INITIALIZER;
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// top has a background of white
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CHECK(0 == cell_set_bg_rgb(&c, 0xff, 0xff, 0xff));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_TRANSPARENT));
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auto np = ncplane_new(nc_, 1, 1, 0, 0, nullptr);
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REQUIRE(nullptr != np);
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CHECK(1 == ncplane_putc(np, &c));
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cell_load_simple(n_, &c, '*');
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// bottom has white foreground + HIGHCONTRAST, should remain white
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CHECK(0 == cell_set_fg_rgb(&c, 0xff, 0x0, 0xff));
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CHECK(0 == cell_set_fg_alpha(&c, CELL_ALPHA_HIGHCONTRAST));
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cell_set_bg_default(&c);
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CHECK(1 == ncplane_putc(n_, &c));
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CHECK(0 == notcurses_render(nc_));
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uint64_t channels, underchannels, overchannels;
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auto egc = notcurses_at_yx(nc_, 0, 0, nullptr, &channels);
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REQUIRE(nullptr != egc);
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auto negc = ncplane_at_yx(n_, 0, 0, nullptr, &underchannels);
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REQUIRE(nullptr != negc);
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auto topegc = ncplane_at_yx(np, 0, 0, nullptr, &overchannels);
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REQUIRE(nullptr != topegc);
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CHECK(channels_bg(channels) == channels_bg(overchannels));
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CHECK(channels_fg(channels) < channels_fg(underchannels));
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free(topegc);
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free(negc);
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free(egc);
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}
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// common teardown
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CHECK(0 == notcurses_stop(nc_));
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}
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