Consolidate duplicate tests

There were a few tests already in the tree that overlapped ones that I
added in the previous commit. I've consolidated these and taken
information from the deleted ones where applicable, and improved on the
autogenerated assertion messages.

test/built-ins/Temporal/Calendar/prototype/dateAdd/overflow-invalid-string.js

@@ -11,10 +11,12 @@ info: |
       1. Return ? GetOption(_normalizedOptions_, *"overflow"*, « String », « *"constrain"*, *"reject"* », *"constrain"*).
     sec-temporal.calendar.prototype.dateadd step 7:
       7. Let _overflow_ be ? ToTemporalOverflow(_options_).
-features: [Temporal]
+features: [Temporal, arrow-function]
 ---*/
 
 const calendar = new Temporal.Calendar("iso8601");
 const date = new Temporal.PlainDate(2000, 5, 2, calendar);
 const duration = new Temporal.Duration(3, 3, 0, 3);
-assert.throws(RangeError, () => calendar.dateAdd(date, duration, { overflow: "other string" }));
+assert.throws(RangeError,
+    () => calendar.dateAdd(date, duration, { overflow: "other string" }),
+    "Value for overflow not one of the allowed string values");

test/built-ins/Temporal/Calendar/prototype/dateAdd/throw-range-error-from-ToTemporalOverflow.js

@@ -1,15 +0,0 @@
-// 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.dateadd
-description: Temporal.Calendar.prototype.dateAdd should throw from ToTemporalOverflow.
-info: |
-  7. Let overflow be ? ToTemporalOverflow(options).
-features: [Temporal, arrow-function]
----*/
-let cal = new Temporal.Calendar("iso8601");
-
-assert.throws(RangeError,
-    () => cal.dateAdd("2020-02-29", "PT1M", {overflow: "bad value"}),
-    'cal.dateAdd("2020-02-29", "PT1M", {overflow: "bad value"}) throws a RangeError exception');

test/built-ins/Temporal/Calendar/prototype/dateFromFields/fields-not-object.js

@@ -4,11 +4,17 @@
 /*---
 esid: sec-temporal.calendar.prototype.datefromfields
 description: Throw a TypeError if the fields is not an object
-features: [Symbol, Temporal]
+info: |
+  4. If Type(_fields_) is not Object, throw a *TypeError* exception.
+features: [BigInt, Symbol, Temporal, arrow-function]
 ---*/
 
-const tests = [undefined, null, false, "string", Symbol("sym"), Math.PI, 42n];
+const tests = [undefined, null, true, false, "string", Symbol("sym"), Infinity, NaN, Math.PI, 42n];
 const iso = Temporal.Calendar.from("iso8601");
 for (const fields of tests) {
-  assert.throws(TypeError, () => iso.dateFromFields(fields, {}));
+  assert.throws(
+    TypeError,
+    () => iso.dateFromFields(fields, {})
+    `dateFromFields(${typeof fields}) throws a TypeError exception`
+  );
 }

test/built-ins/Temporal/Calendar/prototype/dateFromFields/overflow-invalid-string.js

@@ -13,8 +13,10 @@ info: |
       2. Let _overflow_ be ? ToTemporalOverflow(_options_).
     sec-temporal.calendar.prototype.datefromfields step 6:
       6. Let _result_ be ? ISODateFromFields(_fields_, _options_).
-features: [Temporal]
+features: [Temporal, arrow-function]
 ---*/
 
 const calendar = new Temporal.Calendar("iso8601");
-assert.throws(RangeError, () => calendar.dateFromFields({ year: 2000, month: 5, day: 2 }, { overflow: "other string" }));
+assert.throws(RangeError, () => calendar.dateFromFields({ year: 2000, month: 5, day: 2 },
+      { overflow: "other string" }),
+    "Value for overflow not one of the allowed string values");

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

@@ -1,14 +0,0 @@
-// 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, arrow-function]
----*/
-let cal = new Temporal.Calendar("iso8601")
-
-assert.throws(RangeError, () => cal.dateFromFields({year: 2021, month: 7, day: 20},
-      {overflow: "invalid garbage"}),
-    'cal.dateFromFields({year: 2021, month: 7, day: 20}, {overflow: "invalid garbage"}) throws a RangeError exception');

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

@@ -1,19 +0,0 @@
-// 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: [BigInt, Symbol, Temporal, arrow-function]
----*/
-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),
-    'cal.dateFromFields(fields) throws a TypeError exception'
-  );
-});