fix: fallback to default values when terminal rows/cols are 0 (#1552)

* fix: fallback to default values when terminal rows/cols = 0

* increase retry_pause for failing test

* e2e: load fixtures with cat

* use variable for fixture path

1 files changed, 15 insertions, 4 deletions

diff --git a/zellij-client/src/os_input_output.rs b/zellij-client/src/os_input_output.rs
index 2be1a90af..a344f940d 100644
--- a/zellij-client/src/os_input_output.rs
+++ b/zellij-client/src/os_input_output.rs
@@ -55,10 +55,21 @@ pub(crate) fn get_terminal_size_using_fd(fd: RawFd) -> Size {
     unsafe {
         ioctl(fd, TIOCGWINSZ.into(), &mut winsize)
     };
-    Size {
-        rows: winsize.ws_row as usize,
-        cols: winsize.ws_col as usize,
-    }
+
+    // fallback to default values when rows/cols == 0: https://github.com/zellij-org/zellij/issues/1551
+    let rows = if winsize.ws_row != 0 {
+        winsize.ws_row as usize
+    } else {
+        24
+    };
+
+    let cols = if winsize.ws_col != 0 {
+        winsize.ws_col as usize
+    } else {
+        80
+    };
+
+    Size { rows, cols }
 }
 
 #[derive(Clone)]