mirror of
https://github.com/dankamongmen/notcurses.git
synced 2024-11-02 09:40:15 +00:00
c3508d524b
* The zoo demo made manifest that we had some serious problems handling sequences of longer lines in ncplane_puttext(). This remedies most of the problems, though it's not yet perfect. #871 * Guard notcurses* for NULL in log*() #878 #879 * Fix memory leak in ncdirect_dump_plane()
364 lines
13 KiB
C++
364 lines
13 KiB
C++
#include "main.h"
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#include "internal.h"
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TEST_CASE("TextLayout") {
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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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ncplane* ncp_ = notcurses_stdplane(nc_);
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REQUIRE(ncp_);
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const char str[] = "this is going to be broken up";
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SUBCASE("LayoutLeft") {
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auto sp = ncplane_new(nc_, 2, 20, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, str, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(str));
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char* line = ncplane_contents(sp, 0, 0, 2, 20);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "this is going to be broken up"));
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutRight") {
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auto sp = ncplane_new(nc_, 2, 20, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_RIGHT, str, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(str));
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char* line = ncplane_contents(sp, 0, 0, 2, 20);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "this is going to be broken up"));
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutCenter") {
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auto sp = ncplane_new(nc_, 2, 20, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, str, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(str));
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char* line = ncplane_contents(sp, 0, 0, 2, 20);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "this is going to be broken up"));
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free(line);
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ncplane_destroy(sp);
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}
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// lay out text where a word ends on the boundary
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SUBCASE("LayoutOnBoundary") {
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auto sp = ncplane_new(nc_, 2, 10, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "my nuclear arms";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "my nucleararms"));
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free(line);
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ncplane_destroy(sp);
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}
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// lay out text where a word crosses the boundary
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SUBCASE("LayoutCrossBoundary") {
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auto sp = ncplane_new(nc_, 3, 10, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "my grasping arms";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "mygraspingarms"));
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free(line);
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ncplane_destroy(sp);
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}
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// lay out text where a wide word crosses the boundary
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SUBCASE("LayoutCrossBoundaryWide") {
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if(enforce_utf8()){
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auto sp = ncplane_new(nc_, 2, 6, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "a 血的神";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "a血的神"));
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free(line);
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ncplane_destroy(sp);
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}
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}
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// a long word (one requiring a split no matter what) ought not force the
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// next line, but instead be printed where it starts
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SUBCASE("LayoutTransPlanar") {
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auto sp = ncplane_new(nc_, 3, 10, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "my thermonuclear arms";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "my thermonucleararms"));
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free(line);
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ncplane_destroy(sp);
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}
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// a long word (one requiring a split no matter what) ought not force the
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// next line, but instead be printed where it starts
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SUBCASE("LayoutTransPlanarWide") {
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if(enforce_utf8()){
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auto sp = ncplane_new(nc_, 2, 8, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "1 我能吞下玻璃";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "1 我能吞下玻璃"));
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free(line);
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ncplane_destroy(sp);
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}
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}
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SUBCASE("LayoutLeadingSpaces") {
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auto sp = ncplane_new(nc_, 3, 10, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = " \t\n my thermonuclear arms";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_CENTER, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "my thermonucleararms"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of a single row, and fill it exactly with one word
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SUBCASE("LayoutFills1DPlane") {
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auto sp = ncplane_new(nc_, 1, 14, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "quarkgluonfart";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "quarkgluonfart"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of a single row, and fill it exactly with words
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SUBCASE("LayoutFills1DPlaneWords") {
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auto sp = ncplane_new(nc_, 1, 16, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "quark gluon fart";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "quark gluon fart"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of two rows, and exactly fill the first line
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SUBCASE("LayoutFillsSingleLine") {
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auto sp = ncplane_new(nc_, 2, 13, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "quantum balls";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "quantum balls"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of two rows, and exactly fill both
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SUBCASE("LayoutFillsPlane") {
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auto sp = ncplane_new(nc_, 2, 13, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "quantum balls scratchy no?!";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "quantum ballsscratchy no?!"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of two rows, and exactly fill both, with no spaces
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SUBCASE("LayoutFillsPlaneNoSpaces") {
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auto sp = ncplane_new(nc_, 2, 6, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "0123456789AB";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "0123456789AB"));
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free(line);
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ncplane_destroy(sp);
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}
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// create a plane of two rows, and exactly fill both with wide chars
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SUBCASE("LayoutFillsPlaneWide") {
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if(enforce_utf8()){
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auto sp = ncplane_new(nc_, 2, 6, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "我能吞 下玻璃";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "我能吞下玻璃"));
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free(line);
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ncplane_destroy(sp);
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}
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}
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SUBCASE("LayoutLongNoScroll") {
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auto sp = ncplane_new(nc_, 2, 13, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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const char boundstr[] = "quantum balls scratchy no?! truly! arrrrp";
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int res = ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes);
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CHECK(0 > res);
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes < strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "quantum ballsscratchy no?!"));
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutLongScroll") {
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auto sp = ncplane_new(nc_, 2, 13, 0, 0, nullptr);
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REQUIRE(sp);
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ncplane_set_scrolling(sp, true);
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size_t bytes;
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const char boundstr[] = "quantum balls scratchy?! true! arrrrp";
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, boundstr, &bytes));
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CHECK(0 == notcurses_render(nc_));
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CHECK(bytes == strlen(boundstr));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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CHECK(0 == strcmp(line, "scratchy?!true! arrrrp"));
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutLongLines") {
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// straight from the zoo demo, which didn't work at first
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const int READER_COLS = 71; // equal to longest line
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const int READER_ROWS = 4;
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const char text[] =
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"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin ornare "
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"neque ac ipsum viverra, vestibulum hendrerit leo consequat. Integer "
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"velit, pharetra sed nisl quis, porttitor ornare purus. Cras ac "
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"sollicitudin dolor, eget elementum dolor. Quisque lobortis sagittis.";
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auto sp = ncplane_new(nc_, READER_ROWS, READER_COLS, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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ncplane_home(sp);
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, text, &bytes));
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CHECK(bytes == strlen(text));
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CHECK(0 == notcurses_render(nc_));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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// FIXME check line
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutZooText") {
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// straight from the zoo demo, which didn't work at first
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const int READER_COLS = 64;
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const int READER_ROWS = 8;
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const char text[] =
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"Notcurses provides several widgets to quickly build vivid TUIs.\n\n"
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"This NCReader widget facilitates free-form text entry complete with readline-style bindings. " "NCSelector allows a single option to be selected from a list. " "NCMultiselector allows 0..n options to be selected from a list of n items. "
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"NCFdplane streams a file descriptor, while NCSubproc spawns a subprocess and streams its output. "
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"A variety of plots are supported, and menus can be placed along the top and/or bottom of any plane.\n\n"
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"Widgets can be controlled with the keyboard and/or mouse. They are implemented atop ncplanes, and these planes can be manipulated like all others.";
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auto sp = ncplane_new(nc_, READER_ROWS, READER_COLS, 0, 0, nullptr);
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REQUIRE(sp);
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ncplane_set_scrolling(sp, true);
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size_t bytes;
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ncplane_home(sp);
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, text, &bytes));
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CHECK(bytes == strlen(text));
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CHECK(0 == notcurses_render(nc_));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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// FIXME check line
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free(line);
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ncplane_destroy(sp);
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}
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SUBCASE("LayoutZooTextNoScroll") {
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// straight from the zoo demo, which didn't work at first
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const int READER_COLS = 64;
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const int READER_ROWS = 15;
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const char text[] =
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"Notcurses provides several widgets to quickly build vivid TUIs.\n\n"
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"This NCReader widget facilitates free-form text entry complete with readline-style bindings. "
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"NCSelector allows a single option to be selected from a list. "
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"NCMultiselector allows 0..n options to be selected from a list of n items. "
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"NCFdplane streams a file descriptor, while NCSubproc spawns a subprocess and streams its output. "
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"A variety of plots are supported, and menus can be placed along the top and/or bottom of any plane.\n\n"
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"Widgets can be controlled with the keyboard and/or mouse. They are implemented atop ncplanes, and these planes can be manipulated like all others.";
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auto sp = ncplane_new(nc_, READER_ROWS, READER_COLS, 0, 0, nullptr);
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REQUIRE(sp);
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size_t bytes;
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ncplane_home(sp);
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CHECK(0 < ncplane_puttext(sp, 0, NCALIGN_LEFT, text, &bytes));
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CHECK(bytes == strlen(text));
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CHECK(0 == notcurses_render(nc_));
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char* line = ncplane_contents(sp, 0, 0, -1, -1);
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REQUIRE(line);
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// FIXME check line
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free(line);
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ncplane_destroy(sp);
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}
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CHECK(0 == notcurses_stop(nc_));
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}
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