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-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/browser.js0
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/length.js24
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/name.js24
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/not-a-constructor.js35
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/prop-desc.js28
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/return-abrupt-from-this.js25
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/returns-well-formed-string.js58
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/shell.js0
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string-primitive.js35
-rw-r--r--js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string.js30
10 files changed, 259 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/browser.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/browser.js
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/length.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/length.js
new file mode 100644
index 0000000000..8da16feb4e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/length.js
@@ -0,0 +1,24 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ String.prototype.toWellFormed.length value and descriptor.
+info: |
+ String.prototype.toWellFormed( )
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+features: [String.prototype.toWellFormed]
+---*/
+
+verifyProperty(String.prototype.toWellFormed, 'length', {
+ configurable: true,
+ enumerable: false,
+ writable: false,
+ value: 0
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/name.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/name.js
new file mode 100644
index 0000000000..f1befc1eea
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/name.js
@@ -0,0 +1,24 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ String.prototype.toWellFormed.name value and descriptor.
+info: |
+ String.prototype.toWellFormed( )
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+features: [String.prototype.toWellFormed]
+---*/
+
+verifyProperty(String.prototype.toWellFormed, 'name', {
+ enumerable: false,
+ writable: false,
+ configurable: true,
+ value: 'toWellFormed'
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/not-a-constructor.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/not-a-constructor.js
new file mode 100644
index 0000000000..d8c64b85b8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/not-a-constructor.js
@@ -0,0 +1,35 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-ecmascript-standard-built-in-objects
+description: >
+ String.prototype.includes 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: [String.prototype.toWellFormed, Reflect.construct]
+---*/
+
+assert.sameValue(
+ isConstructor(String.prototype.toWellFormed),
+ false,
+ 'isConstructor(String.prototype.toWellFormed) must return false'
+);
+
+assert.throws(TypeError, function () {
+ new String.prototype.toWellFormed();
+}, '`new String.prototype.toWellFormed()` throws TypeError');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/prop-desc.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/prop-desc.js
new file mode 100644
index 0000000000..c0217bd63f
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/prop-desc.js
@@ -0,0 +1,28 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ Property type and descriptor.
+info: |
+ String.prototype.toWellFormed( )
+
+ 17 ECMAScript Standard Built-in Objects
+includes: [propertyHelper.js]
+features: [String.prototype.toWellFormed]
+---*/
+
+assert.sameValue(
+ typeof String.prototype.toWellFormed,
+ 'function',
+ 'The value of `typeof String.prototype.toWellFormed` is "function"'
+);
+
+verifyProperty(String.prototype, 'toWellFormed', {
+ enumerable: false,
+ writable: true,
+ configurable: true
+});
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/return-abrupt-from-this.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/return-abrupt-from-this.js
new file mode 100644
index 0000000000..7053c7cc42
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/return-abrupt-from-this.js
@@ -0,0 +1,25 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ Return abrupt from RequireObjectCoercible(this value).
+info: |
+ String.prototype.toWellFormed( )
+
+ 1. Let O be ? RequireObjectCoercible(this value).
+
+features: [String.prototype.toWellFormed]
+---*/
+assert.sameValue(typeof String.prototype.toWellFormed, 'function');
+
+assert.throws(TypeError, function () {
+ String.prototype.toWellFormed.call(undefined);
+}, '`String.prototype.toWellFormed.call(undefined)` throws TypeError');
+
+assert.throws(TypeError, function () {
+ String.prototype.toWellFormed.call(null);
+}, '`String.prototype.toWellFormed.call(null)` throws TypeError');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/returns-well-formed-string.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/returns-well-formed-string.js
new file mode 100644
index 0000000000..df77f0c598
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/returns-well-formed-string.js
@@ -0,0 +1,58 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ The method should return a well-formed string.
+info: |
+ String.prototype.toWellFormed ( )
+
+ 1. Let O be ? RequireObjectCoercible(this value).
+ 2. Let S be ? ToString(O).
+ 3. Let strLen be the length of S.
+ 4. Let k be 0.
+ 5. Let result be the empty String.
+ 6. Repeat, while k < strLen,
+ a. Let cp be CodePointAt(S, k).
+ b. If cp.[[IsUnpairedSurrogate]] is true, then
+ i. Set result to the string-concatenation of result and 0xFFFD (REPLACEMENT CHARACTER).
+ c. Else,
+ i. Set result to the string-concatenation of result and UTF16EncodeCodePoint(cp.[[CodePoint]]).
+ d. Set k to k + cp.[[CodeUnitCount]].
+ 7. Return result.
+
+features: [String.prototype.toWellFormed]
+---*/
+assert.sameValue(typeof String.prototype.toWellFormed, 'function');
+
+var replacementChar = '\uFFFD';
+var leadingPoo = '\uD83D';
+var trailingPoo = '\uDCA9';
+var wholePoo = leadingPoo + trailingPoo;
+
+assert.sameValue(
+ ('a' + leadingPoo + 'c' + leadingPoo + 'e').toWellFormed(),
+ 'a' + replacementChar + 'c' + replacementChar + 'e',
+ 'lone leading surrogates are replaced with the expected replacement character'
+);
+assert.sameValue(
+ ('a' + trailingPoo + 'c' + trailingPoo + 'e').toWellFormed(),
+ 'a' + replacementChar + 'c' + replacementChar + 'e',
+ 'lone trailing surrogates are replaced with the expected replacement character'
+);
+assert.sameValue(
+ ('a' + trailingPoo + leadingPoo + 'd').toWellFormed(),
+ 'a' + replacementChar + replacementChar + 'd',
+ 'a wrong-ordered surrogate pair is replaced with two replacement characters'
+)
+
+assert.sameValue('a💩c'.toWellFormed(), 'a💩c', 'a surrogate pair using a literal code point is already well-formed');
+assert.sameValue('a\uD83D\uDCA9c'.toWellFormed(), 'a\uD83D\uDCA9c', 'a surrogate pair formed by escape sequences is already well-formed');
+assert.sameValue(('a' + leadingPoo + trailingPoo + 'd').toWellFormed(), 'a' + wholePoo + 'd', 'a surrogate pair formed by concatenation is already well-formed');
+assert.sameValue(wholePoo.slice(0, 1).toWellFormed(), replacementChar, 'a surrogate pair sliced to the leading surrogate is replaced with the expected replacement character');
+assert.sameValue(wholePoo.slice(1).toWellFormed(), replacementChar, 'a surrogate pair sliced to the trailing surrogate is replaced with the expected replacement character');
+assert.sameValue('abc'.toWellFormed(), 'abc', 'a latin-1 string is already well-formed');
+assert.sameValue('a\u25A8c'.toWellFormed(), 'a\u25A8c', 'a string with a non-ASCII character is already well-formed');
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/shell.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/shell.js
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string-primitive.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string-primitive.js
new file mode 100644
index 0000000000..81584490b0
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string-primitive.js
@@ -0,0 +1,35 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ The method should coerce the receiver to a string.
+info: |
+ String.prototype.toWellFormed ( )
+
+ 2. Let S be ? ToString(O).
+ …
+
+features: [String.prototype.toWellFormed]
+---*/
+
+const tests = [
+ [true, "true", Boolean.prototype],
+ [1, "1", Number.prototype],
+ [1n, "1", BigInt.prototype],
+];
+
+for (const [v, expected, proto] of tests) {
+ proto.toString = function() {
+ throw new Test262Error(`should not call toString on the prototype for ${typeof v}`);
+ }
+ let result = String.prototype.toWellFormed.call(v);
+ delete proto.toString;
+ assert.sameValue(result, expected, `toWellFormed for ${typeof v}`);
+}
+
+Symbol.prototype.toString = function() { throw new TypeError("should not call toString on the prototype for Symbol"); }
+assert.throws(TypeError, () => String.prototype.toWellFormed.call(Symbol()), `Built-in result for Symbol`);
+
+reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string.js b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string.js
new file mode 100644
index 0000000000..200f9ccd16
--- /dev/null
+++ b/js/src/tests/test262/built-ins/String/prototype/toWellFormed/to-string.js
@@ -0,0 +1,30 @@
+// |reftest| shell-option(--enable-well-formed-unicode-strings) skip-if(!String.prototype.toWellFormed||!xulRuntime.shell) -- String.prototype.toWellFormed is not enabled unconditionally, requires shell-options
+// Copyright (C) 2022 Jordan Harband. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-string.prototype.towellformed
+description: >
+ The method should coerce the receiver to a string.
+info: |
+ String.prototype.toWellFormed ( )
+
+ 1. Let O be ? RequireObjectCoercible(this value).
+ 2. Let S be ? ToString(O).
+ …
+
+features: [String.prototype.toWellFormed]
+---*/
+
+var obj = {
+ toString: function () {
+ throw new Test262Error('calls ToString');
+ }
+};
+
+assert.throws(
+ Test262Error,
+ function () { String.prototype.toWellFormed.call(obj); },
+ 'coerces the receiver to a string'
+);
+
+reportCompare(0, 0);