test: stricten readline keypress failure test condition

This verifies that the thrown error is the expected one. That was not tested before. PR-URL: #31300 Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Yongsheng Zhang <[email protected]> Reviewed-By: Rich Trott <[email protected]>
nodejs · Mar 17, 2020 · 20167fe · 20167fe
1 parent 20f857f
commit 20167fe
Showing 1 changed file with 9 additions and 4 deletions.
diff --git a/test/parallel/test-readline-interface.js b/test/parallel/test-readline-interface.js
@@ -501,15 +501,20 @@ function isWarned(emitter) {
       { input: fi, output: fi, terminal: true }
     );
     const keys = [];
+    const err = new Error('bad thing happened');
     fi.on('keypress', function(key) {
       keys.push(key);
       if (key === 'X') {
-        throw new Error('bad thing happened');
+        throw err;
       }
     });
-    try {
-      fi.emit('data', 'fooX');
-    } catch { }
+    assert.throws(
+      () => fi.emit('data', 'fooX'),
+      (e) => {
+        assert.strictEqual(e, err);
+        return true;
+      }
+    );
     fi.emit('data', 'bar');
     assert.strictEqual(keys.join(''), 'fooXbar');
     rli.close();