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Diffstat (limited to 'tests.zig')
| -rw-r--r-- | tests.zig | 22 |
1 files changed, 22 insertions, 0 deletions
@@ -589,4 +589,26 @@ pub fn main(init: std.process.Init) !void { return error.ColumnCollapseReflow; } } + + // 18. DEVICE-QUERY REPLIES: full-screen apps (nushell/reedline, helix, fzf — all + // crossterm) send a DSR cursor-position report (ESC[6n) at startup and BLOCK + // until the terminal answers. pardes must reply into the pty; without the + // write_pty effect the reply is dropped and the app spins forever ("nushell + // never opens"). Mode-independent. Run a command that (in raw mode, like a + // real app) emits ESC[6n and only echoes its marker AFTER it reads the reply + // — the marker appears only if pardes answered the query. + { + var hs8 = try Harness.init(gpa, exe.ptr, 24, 80); + defer hs8.deinit(); + try hs8.expectWaitFor("build.zig", 8000, "fresh terminal never auto-ls'd"); + try hs8.send("\x02"); // normal -> tty + try hs8.pump(600); + // -icanon so the reply's bytes reach `read` without a newline; read until the + // reply terminator 'R' (ESC[<row>;<col>R) with a timeout, and print the marker + // ONLY if the read SUCCEEDS (a reply arrived). The marker is split with '' + // so it appears solely in the command's OUTPUT, never in the echoed command + // line — otherwise the on-screen command text would false-match it. + try hs8.send("stty -icanon -echo min 1 time 0; printf '\\033[6n'; read -r -d R -t 3 _c && printf 'ZZCPR''OK\\n'; stty sane\r"); + try hs8.expectWaitFor("ZZCPROK", 8000, "app blocked on its ESC[6n query — pardes dropped the reply (device queries not answered)"); + } } |