Add abstract operation test for dateFromFields

test/built-ins/Temporal/Calendar/prototype/dateFromFields/throw-range-error-from-ISODateFromFields.js

@@ -0,0 +1,14 @@
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-temporal.calendar.prototype.datefromfields
+description: Temporal.Calendar.prototype.dateFromFields should throw Error from ISODateFromFields.
+info: |
+  6. Let result be ? ISODateFromFields(fields, options).
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601")
+
+assert.throws(RangeError, () => cal.dateFromFields({year: 2021, month: 7, day: 20},
+      {overflow: "invalid garbage"}),
+    "RangeError should be throw from ISODateFromFields");

test/built-ins/Temporal/Calendar/prototype/dateFromFields/throw-type-error-fields-is-not-object.js

@@ -0,0 +1,17 @@
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-temporal.calendar.prototype.datefromfields
+description: Temporal.Calendar.prototype.dateFromFields should throw TypeError while fields is not object.
+info: |
+  4. If Type(fields) is not Object, throw a TypeError exception.
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601")
+
+let notObjectList = [
+    null, undefined, "string", Symbol('efg'), true, false, Infinity, NaN, 123, 456n];
+notObjectList.forEach(function(fields) {
+  assert.throws(TypeError, () => cal.dateFromFields(fields),
+    "fields is not object");
+})

test/built-ins/Temporal/Calendar/prototype/dateFromFields/throw-type-error-from-GetOptionsObject.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-temporal.calendar.prototype.datefromfields
+description: Temporal.Calendar.prototype.dateFromFields should throw TypeError from GetOptionsObject.
+info: |
+  4. If Type(fields) is not Object, throw a TypeError exception.
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601")
+
+let fields = {year: 2021, month: 7, day: 20};
+let notObjectList = [
+    null, "string", Symbol('efg'), true, false, Infinity, NaN, 123, 456n];
+notObjectList.forEach(function(options) {
+  assert.throws(TypeError, () => cal.dateFromFields(fields, options),
+    "options is not object");
+})

test/built-ins/Temporal/Calendar/prototype/dateFromFields/throw-type-error-from-RequireInternalSlot.js

@@ -0,0 +1,15 @@
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-temporal.calendar.prototype.datefromfields
+description: Temporal.Calendar.prototype.dateFromFields should throw TypeError while calendar has no [[InitializedTemporalCalendar]]
+info: |
+  1. Let calendar be the this value.
+  2. Perform ? RequireInternalSlot(calendar, [[InitializedTemporalCalendar]]).
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601")
+let badCal = {dateFromFields: cal.dateFromFields};
+
+assert.throws(TypeError, () => badCal.dateFromFields({year: 2021, month: 3, day: 17}),
+    "calendar has no [[InitializedTemporalCalendar]]");