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#include "main.h"
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#include <cerrno>
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#include <mutex>
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#include <cstring>
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#include <fcntl.h>
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#include <unistd.h>
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#include <condition_variable>
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std::mutex lock;
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std::condition_variable cond;
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bool inline_cancelled = false;
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bool outofline_cancelled = false;
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int testfdcb(struct ncfdplane* ncfd, const void* buf, size_t s, void* curry){
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struct ncplane* n = ncfdplane_plane(ncfd);
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lock.lock();
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if(ncplane_putstr(n, static_cast<const char*>(buf)) <= 0){
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lock.unlock();
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return -1;
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}
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lock.unlock();
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(void)curry;
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(void)s;
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return 0;
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}
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int testfdeof(struct ncfdplane* n, int fderrno, void* curry){
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lock.lock();
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outofline_cancelled = true;
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lock.unlock();
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cond.notify_one();
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(void)curry;
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(void)n;
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(void)fderrno;
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return 0;
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}
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int testfdeofdestroys(struct ncfdplane* n, int fderrno, void* curry){
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lock.lock();
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inline_cancelled = true;
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int ret = ncfdplane_destroy(n);
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lock.unlock();
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cond.notify_one();
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(void)curry;
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(void)fderrno;
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return ret;
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}
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// test ncfdplanes and ncsubprocs
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TEST_CASE("FdsAndSubprocs") {
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if(getenv("TERM") == nullptr){
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return;
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}
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notcurses_options nopts{};
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nopts.inhibit_alternate_screen = true;
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nopts.suppress_banner = true;
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FILE* outfp_ = fopen("/dev/tty", "wb");
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REQUIRE(outfp_);
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struct notcurses* nc_ = notcurses_init(&nopts, outfp_);
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REQUIRE(nc_);
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struct ncplane* n_ = notcurses_stdplane(nc_);
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REQUIRE(n_);
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REQUIRE(0 == ncplane_cursor_move_yx(n_, 0, 0));
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// destroy the ncfdplane outside of its own context
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SUBCASE("FdPlaneDestroyOffline") {
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outofline_cancelled = false;
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ncfdplane_options opts{};
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int fd = open("/etc/sysctl.conf", O_RDONLY|O_CLOEXEC);
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REQUIRE(0 <= fd);
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auto ncfdp = ncfdplane_create(n_, &opts, fd, testfdcb, testfdeof);
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REQUIRE(ncfdp);
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std::unique_lock<std::mutex> lck(lock);
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CHECK(0 == notcurses_render(nc_));
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while(!outofline_cancelled){
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cond.wait(lck);
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}
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CHECK(0 == ncfdplane_destroy(ncfdp));
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CHECK(0 == notcurses_render(nc_));
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lock.unlock();
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}
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// destroy the ncfdplane within its own context, i.e. from the eof callback
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SUBCASE("FdPlaneDestroyInline") {
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inline_cancelled = false;
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ncfdplane_options opts{};
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opts.curry = n_;
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int fd = open("/etc/sysctl.conf", O_RDONLY|O_CLOEXEC);
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REQUIRE(0 <= fd);
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auto ncfdp = ncfdplane_create(n_, &opts, fd, testfdcb, testfdeofdestroys);
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REQUIRE(ncfdp);
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std::unique_lock<std::mutex> lck(lock);
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CHECK(0 == notcurses_render(nc_));
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while(!inline_cancelled){
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cond.wait(lck);
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}
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CHECK(0 == notcurses_render(nc_));
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lock.unlock();
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}
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// FIXME SIGCHLD seems to blow up doctest...
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/*
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SUBCASE("SubprocDestroyOffline") {
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char * const argv[] = { strdup("/bin/cat"), strdup("/etc/sysctl.conf"), NULL, };
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outofline_cancelled = false;
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ncsubproc_options opts{};
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auto ncsubp = ncsubproc_createvp(n_, &opts, argv[0], argv, testfdcb, testfdeof);
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REQUIRE(ncsubp);
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std::unique_lock<std::mutex> lck(lock);
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CHECK(0 == notcurses_render(nc_));
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while(!outofline_cancelled){
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cond.wait(lck);
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}
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CHECK(0 == ncsubproc_destroy(ncsubp));
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CHECK(0 == notcurses_render(nc_));
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lock.unlock();
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}*/
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CHECK(0 == notcurses_stop(nc_));
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CHECK(0 == fclose(outfp_));
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}
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