fix(repl): recover from invalid input (#8759)

1 files changed, 25 insertions, 0 deletions

diff --git a/cli/tests/integration_tests.rs b/cli/tests/integration_tests.rs
index cb6dfad6d..e4de423ee 100644
--- a/cli/tests/integration_tests.rs
+++ b/cli/tests/integration_tests.rs
@@ -1656,6 +1656,31 @@ fn repl_test_pty_unpaired_braces() {
   }
 }
 
+#[cfg(unix)]
+#[test]
+fn repl_test_pty_bad_input() {
+  use std::io::Read;
+  use util::pty::fork::*;
+  let deno_exe = util::deno_exe_path();
+  let fork = Fork::from_ptmx().unwrap();
+  if let Ok(mut master) = fork.is_parent() {
+    master.write_all(b"'\\u{1f3b5}'[0]\n").unwrap();
+    master.write_all(b"close();\n").unwrap();
+
+    let mut output = String::new();
+    master.read_to_string(&mut output).unwrap();
+
+    assert!(output.contains("Unterminated string literal"));
+
+    fork.wait().unwrap();
+  } else {
+    std::env::set_var("NO_COLOR", "1");
+    let err = exec::Command::new(deno_exe).arg("repl").exec();
+    println!("err {}", err);
+    unreachable!()
+  }
+}
+
 #[test]
 #[ignore]
 fn run_watch_with_importmap_and_relative_paths() {