diff --git a/test/intl402/DisplayNames/options-getoptionsobject.js b/test/intl402/DisplayNames/options-getoptionsobject.js
new file mode 100644
index 0000000000..174416b4f1
--- /dev/null
+++ b/test/intl402/DisplayNames/options-getoptionsobject.js
@@ -0,0 +1,24 @@
+// Copyright 2021 Google Inc.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.DisplayNames
+description: Checks handling of non-object option arguments to the DisplayNames constructor.
+info: |
+    Intl.DisplayNames ( locales, options )
+features: [Intl.DisplayNames,BigInt]
+---*/
+
+const optionsArguments = [
+  null,
+  true,
+  false,
+  "test",
+  7,
+  Symbol(),
+  123456789n,
+];
+
+for (const options of optionsArguments) {
+  assert.throws(TypeError, function() { new Intl.DisplayNames([], options) })
+}
diff --git a/test/intl402/ListFormat/constructor/constructor/options-toobject.js b/test/intl402/ListFormat/constructor/constructor/options-getoptionsobject.js
similarity index 51%
rename from test/intl402/ListFormat/constructor/constructor/options-toobject.js
rename to test/intl402/ListFormat/constructor/constructor/options-getoptionsobject.js
index 74e8603309..4886b85944 100644
--- a/test/intl402/ListFormat/constructor/constructor/options-toobject.js
+++ b/test/intl402/ListFormat/constructor/constructor/options-getoptionsobject.js
@@ -6,21 +6,19 @@ esid: sec-Intl.ListFormat
 description: Checks handling of non-object option arguments to the ListFormat constructor.
 info: |
     InitializeListFormat (listFormat, locales, options)
-features: [Intl.ListFormat]
+features: [Intl.ListFormat,BigInt]
 ---*/
 
 const optionsArguments = [
+  null,
   true,
+  false,
   "test",
   7,
   Symbol(),
+  123456789n,
 ];
 
 for (const options of optionsArguments) {
-  const lf = new Intl.ListFormat([], options);
-  const resolvedOptions = lf.resolvedOptions();
-  assert.sameValue(resolvedOptions.type, "conjunction",
-    `options argument ${String(options)} should yield the correct value for "type"`);
-  assert.sameValue(resolvedOptions.style, "long",
-    `options argument ${String(options)} should yield the correct value for "style"`);
+  assert.throws(TypeError, function() { new Intl.ListFormat([], options) })
 }
diff --git a/test/intl402/ListFormat/constructor/constructor/options-toobject-prototype.js b/test/intl402/ListFormat/constructor/constructor/options-toobject-prototype.js
deleted file mode 100644
index da0667aad6..0000000000
--- a/test/intl402/ListFormat/constructor/constructor/options-toobject-prototype.js
+++ /dev/null
@@ -1,35 +0,0 @@
-// Copyright 2018 Igalia, S.L. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-esid: sec-Intl.ListFormat
-description: Checks handling of non-object option arguments to the ListFormat constructor.
-info: |
-    InitializeListFormat (listFormat, locales, options)
-features: [Intl.ListFormat]
----*/
-
-Object.defineProperties(Object.prototype, {
-  "type": {
-    value: "unit",
-  },
-  "style": {
-    value: "short",
-  },
-})
-
-const optionsArguments = [
-  true,
-  "test",
-  7,
-  Symbol(),
-];
-
-for (const options of optionsArguments) {
-  const lf = new Intl.ListFormat([], options);
-  const resolvedOptions = lf.resolvedOptions();
-  assert.sameValue(resolvedOptions.type, "unit",
-    `options argument ${String(options)} should yield the correct value for "type"`);
-  assert.sameValue(resolvedOptions.style, "short",
-    `options argument ${String(options)} should yield the correct value for "style"`);
-}
diff --git a/test/intl402/Segmenter/constructor/constructor/options-getoptionsobject.js b/test/intl402/Segmenter/constructor/constructor/options-getoptionsobject.js
new file mode 100644
index 0000000000..39128e3cf3
--- /dev/null
+++ b/test/intl402/Segmenter/constructor/constructor/options-getoptionsobject.js
@@ -0,0 +1,25 @@
+// Copyright 2018 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.Segmenter
+description: Checks handling of non-object option arguments to the Segmenter constructor.
+info: |
+    Intl.Segmenter ([ locales [ , options ]])
+
+features: [Intl.Segmenter,BigInt]
+---*/
+
+const optionsArguments = [
+  null,
+  true,
+  false,
+  "test",
+  7,
+  Symbol(),
+  123456789n,
+];
+
+for (const options of optionsArguments) {
+  assert.throws(TypeError, function() { new Intl.Segment([], options) })
+}
diff --git a/test/intl402/Segmenter/constructor/constructor/options-toobject-prototype.js b/test/intl402/Segmenter/constructor/constructor/options-toobject-prototype.js
deleted file mode 100644
index 891b0778e0..0000000000
--- a/test/intl402/Segmenter/constructor/constructor/options-toobject-prototype.js
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright 2018 Igalia, S.L. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-esid: sec-Intl.Segmenter
-description: Checks handling of non-object option arguments to the Segmenter constructor.
-info: |
-    Intl.Segmenter ([ locales [ , options ]])
-
-    5. Else
-        a. Let options be ? ToObject(options).
-features: [Intl.Segmenter]
----*/
-
-Object.defineProperties(Object.prototype, {
-  "granularity": {
-    value: "word",
-  },
-})
-
-const optionsArguments = [
-  true,
-  "test",
-  7,
-  Symbol(),
-  {},
-];
-
-for (const options of optionsArguments) {
-  const segmenter = new Intl.Segmenter([], options);
-  const resolvedOptions = segmenter.resolvedOptions();
-  assert.sameValue(resolvedOptions.granularity, "word",
-    `options argument ${String(options)} should yield the correct value for "granularity"`);
-}
diff --git a/test/intl402/Segmenter/constructor/constructor/options-toobject.js b/test/intl402/Segmenter/constructor/constructor/options-toobject.js
deleted file mode 100644
index ab3b6230c8..0000000000
--- a/test/intl402/Segmenter/constructor/constructor/options-toobject.js
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright 2018 Igalia, S.L. All rights reserved.
-// This code is governed by the BSD license found in the LICENSE file.
-
-/*---
-esid: sec-Intl.Segmenter
-description: Checks handling of non-object option arguments to the Segmenter constructor.
-info: |
-    Intl.Segmenter ([ locales [ , options ]])
-
-    5. Else
-        a. Let options be ? ToObject(options).
-features: [Intl.Segmenter]
----*/
-
-const optionsArguments = [
-  true,
-  "test",
-  7,
-  Symbol(),
-  {},
-];
-
-for (const options of optionsArguments) {
-  const segmenter = new Intl.Segmenter([], options);
-  const resolvedOptions = segmenter.resolvedOptions();
-  assert.sameValue(resolvedOptions.granularity, "grapheme",
-    `options argument ${String(options)} should yield the correct value for "granularity"`);
-  assert.sameValue(resolvedOptions.lineBreakStyle, undefined,
-    `options argument ${String(options)} should yield the correct value for "lineBreakStyle"`);
-}