1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearMonthFromFields/fields-not-object.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearMonthFromFields/fields-not-object.js
new file mode 100644
index 0000000000..a8af3e6628
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearMonthFromFields/fields-not-object.js
@@ -0,0 +1,17 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.calendar.prototype.yearmonthfromfields
+description: Throw a TypeError if the fields is not an object
+features: [Symbol, Temporal]
+---*/
+
+const tests = [undefined, null, true, false, "string", Symbol("sym"), Math.PI, Infinity, NaN, 42n];
+const iso = Temporal.Calendar.from("iso8601");
+for (const fields of tests) {
+  assert.throws(TypeError, () => iso.yearMonthFromFields(fields, {}));
+}
+
+reportCompare(0, 0);