1 files changed, 61 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_objectgrips-08.js b/devtools/server/tests/xpcshell/test_objectgrips-08.js
new file mode 100644
index 0000000000..1a37f19fb8
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_objectgrips-08.js
@@ -0,0 +1,61 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+Services.prefs.setBoolPref("security.allow_eval_with_system_principal", true);
+registerCleanupFunction(() => {
+  Services.prefs.clearUserPref("security.allow_eval_with_system_principal");
+});
+
+add_task(
+  threadFrontTest(async ({ threadFront, debuggee }) => {
+    const packet = await executeOnNextTickAndWaitForPause(
+      () => evalCode(debuggee),
+      threadFront
+    );
+
+    const args = packet.frame.arguments;
+
+    Assert.equal(args[0].class, "Object");
+
+    const objClient = threadFront.pauseGrip(args[0]);
+    const response = await objClient.getPrototypeAndProperties();
+    const { a, b, c, d, e, f, g } = response.ownProperties;
+    testPropertyType(a, "Infinity");
+    testPropertyType(b, "-Infinity");
+    testPropertyType(c, "NaN");
+    testPropertyType(d, "-0");
+    testPropertyType(e, "BigInt");
+    testPropertyType(f, "BigInt");
+    testPropertyType(g, "BigInt");
+
+    await threadFront.resume();
+  })
+);
+
+function evalCode(debuggee) {
+  debuggee.eval(
+    function stopMe(arg1) {
+      debugger;
+    }.toString()
+  );
+  debuggee.eval(
+    `stopMe({
+      a: Infinity,
+      b: -Infinity,
+      c: NaN,
+      d: -0,
+      e: 1n,
+      f: -2n,
+      g: 0n,
+    })`
+  );
+}
+
+function testPropertyType(prop, expectedType) {
+  Assert.equal(prop.configurable, true);
+  Assert.equal(prop.enumerable, true);
+  Assert.equal(prop.writable, true);
+  Assert.equal(prop.value.type, expectedType);
+}