test: add test for exception handlings in debugger

PR-URL: nodejs#42327
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: Rich Trott <[email protected]>
Reviewed-By: Daijiro Wachi <[email protected]>
Reviewed-By: Trivikram Kamat <[email protected]>

test/parallel/test-debugger-invalid-json.js

@@ -0,0 +1,42 @@
+'use strict';
+const common = require('../common');
+const startCLI = require('../common/debugger');
+
+common.skipIfInspectorDisabled();
+
+const assert = require('assert');
+const http = require('http');
+
+const host = '127.0.0.1';
+
+{
+  const server = http.createServer((req, res) => {
+    res.statusCode = 400;
+    res.end('Bad Request');
+  });
+  server.listen(0, common.mustCall(() => {
+    const port = server.address().port;
+    const cli = startCLI([`${host}:${port}`]);
+    cli.quit().then(common.mustCall((code) => {
+      assert.strictEqual(code, 1);
+    })).finally(() => {
+      server.close();
+    });
+  }));
+}
+
+{
+  const server = http.createServer((req, res) => {
+    res.statusCode = 200;
+    res.end('some data that is invalid json');
+  });
+  server.listen(0, host, common.mustCall(() => {
+    const port = server.address().port;
+    const cli = startCLI([`${host}:${port}`]);
+    cli.quit().then(common.mustCall((code) => {
+      assert.strictEqual(code, 1);
+    })).finally(() => {
+      server.close();
+    });
+  }));
+}