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-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js25
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T2.js18
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js20
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A2_T1.js17
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js24
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T2.js24
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js22
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-coercion-order.js43
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js27
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number.js77
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js35
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number.js79
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/browser.js0
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/name.js28
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/new-value-time-clip.js43
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/not-a-constructor.js35
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/shell.js0
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-invalid-date.js34
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-date.js45
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-object.js55
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-date.js55
-rw-r--r--js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-month.js55
22 files changed, 761 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js
new file mode 100644
index 0000000000..ac3d594ccb
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T1.js
@@ -0,0 +1,25 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The Date.prototype property "setMonth" has { DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking absence of ReadOnly attribute
+---*/
+
+var x = Date.prototype.setMonth;
+if (x === 1) {
+ Date.prototype.setMonth = 2;
+} else {
+ Date.prototype.setMonth = 1;
+}
+
+assert.notSameValue(
+ Date.prototype.setMonth,
+ x,
+ 'The value of Date.prototype.setMonth is expected to not equal the value of `x`'
+);
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T2.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T2.js
new file mode 100644
index 0000000000..492b1be5cd
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T2.js
@@ -0,0 +1,18 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The Date.prototype property "setMonth" has { DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking absence of DontDelete attribute
+---*/
+assert.notSameValue(delete Date.prototype.setMonth, false, 'The value of delete Date.prototype.setMonth is not false');
+
+assert(
+ !Date.prototype.hasOwnProperty('setMonth'),
+ 'The value of !Date.prototype.hasOwnProperty(\'setMonth\') is expected to be true'
+);
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js
new file mode 100644
index 0000000000..22d2585a7c
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A1_T3.js
@@ -0,0 +1,20 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The Date.prototype property "setMonth" has { DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking DontEnum attribute
+---*/
+assert(
+ !Date.prototype.propertyIsEnumerable('setMonth'),
+ 'The value of !Date.prototype.propertyIsEnumerable(\'setMonth\') is expected to be true'
+);
+
+for (var x in Date.prototype) {
+ assert.notSameValue(x, "setMonth", 'The value of x is not "setMonth"');
+}
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A2_T1.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A2_T1.js
new file mode 100644
index 0000000000..ed5846befa
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A2_T1.js
@@ -0,0 +1,17 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: The "length" property of the "setMonth" is 2
+esid: sec-date.prototype.setmonth
+description: The "length" property of the "setMonth" is 2
+---*/
+assert.sameValue(
+ Date.prototype.setMonth.hasOwnProperty("length"),
+ true,
+ 'Date.prototype.setMonth.hasOwnProperty("length") must return true'
+);
+
+assert.sameValue(Date.prototype.setMonth.length, 2, 'The value of Date.prototype.setMonth.length is expected to be 2');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js
new file mode 100644
index 0000000000..f6c45f61ef
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T1.js
@@ -0,0 +1,24 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+ The Date.prototype.setMonth property "length" has { ReadOnly, DontDelete,
+ DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking ReadOnly attribute
+includes: [propertyHelper.js]
+---*/
+
+var x = Date.prototype.setMonth.length;
+verifyNotWritable(Date.prototype.setMonth, "length", null, 1);
+
+assert.sameValue(
+ Date.prototype.setMonth.length,
+ x,
+ 'The value of Date.prototype.setMonth.length is expected to equal the value of x'
+);
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T2.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T2.js
new file mode 100644
index 0000000000..9238a8ed74
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T2.js
@@ -0,0 +1,24 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+ The Date.prototype.setMonth property "length" has { ReadOnly, !
+ DontDelete, DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking DontDelete attribute
+---*/
+assert.sameValue(
+ delete Date.prototype.setMonth.length,
+ true,
+ 'The value of `delete Date.prototype.setMonth.length` is expected to be true'
+);
+
+assert(
+ !Date.prototype.setMonth.hasOwnProperty('length'),
+ 'The value of !Date.prototype.setMonth.hasOwnProperty(\'length\') is expected to be true'
+);
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js
new file mode 100644
index 0000000000..23f1888331
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/S15.9.5.38_A3_T3.js
@@ -0,0 +1,22 @@
+// Copyright 2009 the Sputnik authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+ The Date.prototype.setMonth property "length" has { ReadOnly, DontDelete,
+ DontEnum } attributes
+esid: sec-date.prototype.setmonth
+description: Checking DontEnum attribute
+---*/
+assert(
+ !Date.prototype.setMonth.propertyIsEnumerable('length'),
+ 'The value of !Date.prototype.setMonth.propertyIsEnumerable(\'length\') is expected to be true'
+);
+
+for (var x in Date.prototype.setMonth) {
+ assert.notSameValue(x, "length", 'The value of x is not "length"');
+}
+
+// TODO: Convert to verifyProperty() format.
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-coercion-order.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-coercion-order.js
new file mode 100644
index 0000000000..a1bc3862af
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-coercion-order.js
@@ -0,0 +1,43 @@
+// Copyright (C) 2021 Kevin Gibbons. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Order of coercion of provided argument vs NaN check
+info: |
+ 1. Let t be ? thisTimeValue(this value).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is present, let dt be ? ToNumber(date).
+ 4. If t is NaN, return NaN.
+ 5. Set t to LocalTime(t).
+ 6. If date is not present, let dt be DateFromTime(t).
+ 7. Let newDate be MakeDate(MakeDay(YearFromTime(t), m, dt), TimeWithinDay(t)).
+ 8. Let u be TimeClip(UTC(newDate)).
+ 9. Set the [[DateValue]] internal slot of this Date object to u.
+ 10. Return u.
+includes: [compareArray.js]
+---*/
+
+var date = new Date(NaN);
+var effects = [];
+var argMonth = {
+ valueOf: function() {
+ effects.push('valueOf month');
+ return 0;
+ }
+};
+var argDate = {
+ valueOf: function() {
+ effects.push('valueOf date');
+ return 0;
+ }
+};
+
+var returnValue = date.setMonth(argMonth, argDate);
+
+var expectedEffects = ['valueOf month', 'valueOf date'];
+
+assert.compareArray(effects, expectedEffects);
+assert.sameValue(returnValue, NaN, 'argument is ignored when `this` is an invalid date');
+assert.sameValue(date.getTime(), NaN, 'argument is ignored when `this` is an invalid date');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js
new file mode 100644
index 0000000000..107b762d8e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number-err.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Abrupt completion during type coercion of provided "date"
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+---*/
+
+var date = new Date();
+var originalValue = date.getTime();
+var obj = {
+ valueOf: function() {
+ throw new Test262Error();
+ }
+};
+
+assert.throws(Test262Error, function() {
+ date.setMonth(0, obj);
+});
+
+assert.sameValue(date.getTime(), originalValue);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number.js
new file mode 100644
index 0000000000..46db557fa8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-date-to-number.js
@@ -0,0 +1,77 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Type coercion of provided "date"
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 4. Let newDate be MakeDate(MakeDay(YearFromTime(t), m, dt),
+ TimeWithinDay(t)).
+ 5. Let u be TimeClip(UTC(newDate)).
+ 6. Set the [[DateValue]] internal slot of this Date object to u.
+ 7. Return u.
+---*/
+
+var date = new Date(2016, 6, 7, 11, 36, 23, 2);
+var callCount = 0;
+var arg = {
+ valueOf: function() {
+ args = arguments;
+ thisValue = this;
+ callCount += 1;
+ return 2;
+ }
+};
+var args, thisValue, returnValue;
+
+returnValue = date.setMonth(6, arg);
+
+assert.sameValue(callCount, 1, 'invoked exactly once');
+assert.sameValue(args.length, 0, 'invoked without arguments');
+assert.sameValue(thisValue, arg, '"this" value');
+assert.sameValue(
+ returnValue,
+ new Date(2016, 6, 2, 11, 36, 23, 2).getTime(),
+ 'application of specified value'
+);
+
+returnValue = date.setMonth(6, null);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 6, 0, 11, 36, 23, 2).getTime(),
+ 'null'
+);
+
+returnValue = date.setMonth(6, true);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 6, 1, 11, 36, 23, 2).getTime(),
+ 'true'
+);
+
+returnValue = date.setMonth(6, false);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 6, 0, 11, 36, 23, 2).getTime(),
+ 'false'
+);
+
+returnValue = date.setMonth(6, ' +00200.000E-0002 ');
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 6, 2, 11, 36, 23, 2).getTime(),
+ 'string'
+);
+
+returnValue = date.setMonth(6, undefined);
+
+assert.sameValue(returnValue, NaN, 'undefined');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js
new file mode 100644
index 0000000000..e1ce3b4cc8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number-err.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Abrupt completion during type coercion of provided "month"
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. If t is NaN, let t be +0; otherwise, let t be LocalTime(t).
+ 3. Let y be ? ToNumber(year).
+ 4. If month is not specified, let m be MonthFromTime(t); otherwise, let m be
+ ? ToNumber(month).
+---*/
+
+var date = new Date();
+var callCount = 0;
+var originalValue = date.getTime();
+var obj = {
+ valueOf: function() {
+ throw new Test262Error();
+ }
+};
+var counter = {
+ valueOf: function() {
+ callCount += 1;
+ }
+};
+
+assert.throws(Test262Error, function() {
+ date.setMonth(obj, counter);
+});
+
+assert.sameValue(date.getTime(), originalValue);
+assert.sameValue(callCount, 0);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number.js
new file mode 100644
index 0000000000..f1af4d13c2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/arg-month-to-number.js
@@ -0,0 +1,79 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Type coercion of provided "month"
+info: |
+ 1. Let t be ? thisTimeValue(this value).
+ 2. If t is NaN, let t be +0; otherwise, let t be LocalTime(t).
+ 3. Let y be ? ToNumber(year).
+ 4. If month is not specified, let m be MonthFromTime(t); otherwise, let m be
+ ? ToNumber(month).
+ 5. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 6. Let newDate be MakeDate(MakeDay(y, m, dt), TimeWithinDay(t)).
+ 7. Let u be TimeClip(UTC(newDate)).
+ 8. Set the [[DateValue]] internal slot of this Date object to u.
+ 9. Return u.
+---*/
+
+var date = new Date(2016, 6, 7, 11, 36, 23, 2);
+var callCount = 0;
+var arg = {
+ valueOf: function() {
+ args = arguments;
+ thisValue = this;
+ callCount += 1;
+ return 2;
+ }
+};
+var args, thisValue, returnValue;
+
+returnValue = date.setMonth(arg);
+
+assert.sameValue(callCount, 1, 'invoked exactly once');
+assert.sameValue(args.length, 0, 'invoked without arguments');
+assert.sameValue(thisValue, arg, '"this" value');
+assert.sameValue(
+ returnValue,
+ new Date(2016, 2, 7, 11, 36, 23, 2).getTime(),
+ 'application of specified value'
+);
+
+returnValue = date.setMonth(null);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 0, 7, 11, 36, 23, 2).getTime(),
+ 'null'
+);
+
+returnValue = date.setMonth(true);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 1, 7, 11, 36, 23, 2).getTime(),
+ 'true'
+);
+
+returnValue = date.setMonth(false);
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 0, 7, 11, 36, 23, 2).getTime(),
+ 'false'
+);
+
+returnValue = date.setMonth(' +00200.000E-0002 ');
+
+assert.sameValue(
+ returnValue,
+ new Date(2016, 2, 7, 11, 36, 23, 2).getTime(),
+ 'string'
+);
+
+returnValue = date.setMonth(undefined);
+
+assert.sameValue(returnValue, NaN, 'undefined');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/browser.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/browser.js
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/name.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/name.js
new file mode 100644
index 0000000000..9e28f33557
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/name.js
@@ -0,0 +1,28 @@
+// Copyright (C) 2015 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-date.prototype.setmonth
+description: >
+ Date.prototype.setMonth.name is "setMonth".
+info: |
+ Date.prototype.setMonth ( month [ , date ] )
+
+ 17 ECMAScript Standard Built-in Objects:
+ Every built-in Function object, including constructors, that is not
+ identified as an anonymous function has a name property whose value
+ is a String.
+
+ Unless otherwise specified, the name property of a built-in Function
+ object, if it exists, has the attributes { [[Writable]]: false,
+ [[Enumerable]]: false, [[Configurable]]: true }.
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(Date.prototype.setMonth.name, "setMonth");
+
+verifyNotEnumerable(Date.prototype.setMonth, "name");
+verifyNotWritable(Date.prototype.setMonth, "name");
+verifyConfigurable(Date.prototype.setMonth, "name");
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/new-value-time-clip.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/new-value-time-clip.js
new file mode 100644
index 0000000000..311f7e4ce6
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/new-value-time-clip.js
@@ -0,0 +1,43 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Behavior when new value exceeds [[DateValue]] limits
+info: |
+ 1. Let t be ? thisTimeValue(this value).
+ 2. If t is NaN, let t be +0; otherwise, let t be LocalTime(t).
+ 3. Let y be ? ToNumber(year).
+ 4. If month is not specified, let m be MonthFromTime(t); otherwise, let m be
+ ? ToNumber(month).
+ 5. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 6. Let newDate be MakeDate(MakeDay(y, m, dt), TimeWithinDay(t)).
+ 7. Let u be TimeClip(UTC(newDate)).
+ 8. Set the [[DateValue]] internal slot of this Date object to u.
+ 9. Return u.
+
+ TimeClip (time)
+
+ 1. If time is not finite, return NaN.
+ 2. If abs(time) > 8.64 × 1015, return NaN.
+---*/
+
+var maxMs = 8.64e15;
+var maxDate = 12;
+var maxMonth = 8;
+var date = new Date(maxMs);
+var returnValue;
+
+assert.notSameValue(date.getTime(), NaN);
+
+returnValue = date.setMonth(maxMonth + 1);
+
+assert.sameValue(returnValue, NaN, 'overflow due to month');
+
+date = new Date(maxMs);
+
+returnValue = date.setMonth(maxMonth, maxDate + 2);
+
+assert.sameValue(returnValue, NaN, 'overflow due to date');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/not-a-constructor.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/not-a-constructor.js
new file mode 100644
index 0000000000..ce51b8a701
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/not-a-constructor.js
@@ -0,0 +1,35 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+ Date.prototype.setMonth does not implement [[Construct]], is not new-able
+info: |
+ ECMAScript Function Objects
+
+ Built-in function objects that are not identified as constructors do not
+ implement the [[Construct]] internal method unless otherwise specified in
+ the description of a particular function.
+
+ sec-evaluatenew
+
+ ...
+ 7. If IsConstructor(constructor) is false, throw a TypeError exception.
+ ...
+includes: [isConstructor.js]
+features: [Reflect.construct, arrow-function]
+---*/
+
+assert.sameValue(
+ isConstructor(Date.prototype.setMonth),
+ false,
+ 'isConstructor(Date.prototype.setMonth) must return false'
+);
+
+assert.throws(TypeError, () => {
+ let date = new Date(Date.now()); new date.setMonth();
+}, '`let date = new Date(Date.now()); new date.setMonth()` throws TypeError');
+
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/shell.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/shell.js
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-invalid-date.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-invalid-date.js
new file mode 100644
index 0000000000..d3e25b5e74
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-invalid-date.js
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: >
+ Behavior when the "this" value is a Date object describing an invald date
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 4. Let newDate be MakeDate(MakeDay(YearFromTime(t), m, dt),
+ TimeWithinDay(t)).
+ 5. Let u be TimeClip(UTC(newDate)).
+ 6. Set the [[DateValue]] internal slot of this Date object to u.
+ 7. Return u.
+---*/
+
+var date = new Date(NaN);
+var result;
+
+result = date.setMonth(6);
+
+assert.sameValue(result, NaN, 'return value (month)');
+assert.sameValue(date.getTime(), NaN, '[[DateValue]] internal slot (month)');
+
+date = new Date(NaN);
+
+result = date.setMonth(6, 7);
+
+assert.sameValue(result, NaN, 'return value (date)');
+assert.sameValue(date.getTime(), NaN, '[[DateValue]] internal slot (month)');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-date.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-date.js
new file mode 100644
index 0000000000..4b57615917
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-date.js
@@ -0,0 +1,45 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: >
+ Behavior when "this" value is an Object without a [[DateValue]] internal slot
+info: |
+ 1. Let t be ? thisTimeValue(this value).
+
+ The abstract operation thisTimeValue(value) performs the following steps:
+
+ 1. If Type(value) is Object and value has a [[DateValue]] internal slot, then
+ a. Return value.[[DateValue]].
+ 2. Throw a TypeError exception.
+---*/
+
+var setMonth = Date.prototype.setMonth;
+var callCount = 0;
+var arg = {
+ valueOf: function() {
+ callCount += 1;
+ return 1;
+ }
+};
+var args = (function() {
+ return arguments;
+}());
+
+assert.sameValue(typeof setMonth, 'function');
+
+assert.throws(TypeError, function() {
+ setMonth.call({}, arg);
+}, 'ordinary object');
+
+assert.throws(TypeError, function() {
+ setMonth.call([], arg);
+}, 'array exotic object');
+
+assert.throws(TypeError, function() {
+ setMonth.call(args, arg);
+}, 'arguments exotic object');
+
+assert.sameValue(callCount, 0, 'validation precedes input coercion');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-object.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-object.js
new file mode 100644
index 0000000000..c43b784447
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-non-object.js
@@ -0,0 +1,55 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Behavior when "this" value is not an Object
+info: |
+ 1. Let t be ? thisTimeValue(this value).
+
+ The abstract operation thisTimeValue(value) performs the following steps:
+
+ 1. If Type(value) is Object and value has a [[DateValue]] internal slot, then
+ a. Return value.[[DateValue]].
+ 2. Throw a TypeError exception.
+features: [Symbol]
+---*/
+
+var setMonth = Date.prototype.setMonth;
+var callCount = 0;
+var arg = {
+ valueOf: function() {
+ callCount += 1;
+ return 1;
+ }
+};
+var symbol = Symbol();
+
+assert.sameValue(typeof setMonth, 'function');
+
+assert.throws(TypeError, function() {
+ setMonth.call(0, arg);
+}, 'number');
+
+assert.throws(TypeError, function() {
+ setMonth.call(true, arg);
+}, 'boolean');
+
+assert.throws(TypeError, function() {
+ setMonth.call(null, arg);
+}, 'null');
+
+assert.throws(TypeError, function() {
+ setMonth.call(undefined, arg);
+}, 'undefined');
+
+assert.throws(TypeError, function() {
+ setMonth.call('', arg);
+}, 'string');
+
+assert.throws(TypeError, function() {
+ setMonth.call(symbol, arg);
+}, 'symbol');
+
+assert.sameValue(callCount, 0, 'validation precedes input coercion');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-date.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-date.js
new file mode 100644
index 0000000000..ed06da40c3
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-date.js
@@ -0,0 +1,55 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Return value for valid dates (setting date)
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 4. Let newDate be MakeDate(MakeDay(YearFromTime(t), m, dt),
+ TimeWithinDay(t)).
+ 5. Let u be TimeClip(UTC(newDate)).
+ 6. Set the [[DateValue]] internal slot of this Date object to u.
+ 7. Return u.
+---*/
+
+var date = new Date(2016, 6);
+var returnValue, expected;
+
+returnValue = date.setMonth(6, 6);
+
+expected = new Date(2016, 6, 6).getTime();
+assert.sameValue(
+ returnValue, expected, 'date within unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(), expected, 'date within unit boundary ([[DateValue]] slot)'
+);
+
+returnValue = date.setMonth(6, 0);
+
+expected = new Date(2016, 5, 30).getTime();
+assert.sameValue(
+ returnValue, expected, 'date before time unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(),
+ expected,
+ 'date before time unit boundary ([[DateValue]] slot)'
+);
+
+returnValue = date.setMonth(5, 31);
+
+expected = new Date(2016, 6, 1).getTime();
+assert.sameValue(
+ returnValue, expected, 'date after time unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(),
+ expected,
+ 'date after time unit boundary ([[DateValue]] slot)'
+);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-month.js b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-month.js
new file mode 100644
index 0000000000..f4ba0fc61d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Date/prototype/setMonth/this-value-valid-date-month.js
@@ -0,0 +1,55 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-date.prototype.setmonth
+description: Return value for valid dates (setting month)
+info: |
+ 1. Let t be LocalTime(? thisTimeValue(this value)).
+ 2. Let m be ? ToNumber(month).
+ 3. If date is not specified, let dt be DateFromTime(t); otherwise, let dt be
+ ? ToNumber(date).
+ 4. Let newDate be MakeDate(MakeDay(YearFromTime(t), m, dt),
+ TimeWithinDay(t)).
+ 5. Let u be TimeClip(UTC(newDate)).
+ 6. Set the [[DateValue]] internal slot of this Date object to u.
+ 7. Return u.
+---*/
+
+var date = new Date(2016, 6);
+var returnValue, expected;
+
+returnValue = date.setMonth(3);
+
+expected = new Date(2016, 3).getTime();
+assert.sameValue(
+ returnValue, expected, 'month within unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(), expected, 'month within unit boundary ([[DateValue]] slot)'
+);
+
+returnValue = date.setMonth(-1);
+
+expected = new Date(2015, 11).getTime();
+assert.sameValue(
+ returnValue, expected, 'month before time unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(),
+ expected,
+ 'month before time unit boundary ([[DateValue]] slot)'
+);
+
+returnValue = date.setMonth(12);
+
+expected = new Date(2016, 0).getTime();
+assert.sameValue(
+ returnValue, expected, 'month after time unit boundary (return value)'
+);
+assert.sameValue(
+ date.getTime(),
+ expected,
+ 'month after time unit boundary ([[DateValue]] slot)'
+);
+
+reportCompare(0, 0);