1 files changed, 29 insertions, 2 deletions
diff --git a/cli/tests/integration_tests.rs b/cli/tests/integration_tests.rs
index 6d5182a29..cd90315b3 100644
--- a/cli/tests/integration_tests.rs
+++ b/cli/tests/integration_tests.rs
@@ -1844,13 +1844,40 @@ mod integration {
       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"Deno.internal\t\n").unwrap();
+        master.write_all(b"Symbol.it\t\n").unwrap();
         master.write_all(b"close();\n").unwrap();
 
         let mut output = String::new();
         master.read_to_string(&mut output).unwrap();
 
-        assert!(output.contains("Symbol(Deno.internal)"));
+        assert!(output.contains("Symbol(Symbol.iterator)"));
+
+        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!()
+      }
+    }
+
+    #[cfg(unix)]
+    #[test]
+    fn pty_ignore_symbols() {
+      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"Array.Symbol\t\n").unwrap();
+        master.write_all(b"close();\n").unwrap();
+
+        let mut output = String::new();
+        master.read_to_string(&mut output).unwrap();
+
+        assert!(output.contains("undefined"));
+        assert!(!output
+          .contains("Uncaught TypeError: Array.Symbol is not a function"));
 
         fork.wait().unwrap();
       } else {