From 46e43f4bde4a35785b4997b81e86cd19f046b69b Mon Sep 17 00:00:00 2001 From: Minteck Date: Tue, 21 Dec 2021 16:52:28 +0100 Subject: Commit --- src/node_modules/es-abstract/test/GetIntrinsic.js | 207 ++++++++++++++++++++++ 1 file changed, 207 insertions(+) create mode 100644 src/node_modules/es-abstract/test/GetIntrinsic.js (limited to 'src/node_modules/es-abstract/test/GetIntrinsic.js') diff --git a/src/node_modules/es-abstract/test/GetIntrinsic.js b/src/node_modules/es-abstract/test/GetIntrinsic.js new file mode 100644 index 0000000..5d9966c --- /dev/null +++ b/src/node_modules/es-abstract/test/GetIntrinsic.js @@ -0,0 +1,207 @@ +'use strict'; + +var GetIntrinsic = require('../GetIntrinsic'); + +var test = require('tape'); +var forEach = require('foreach'); +var debug = require('object-inspect'); +var generatorFns = require('make-generator-function')(); +var asyncFns = require('make-async-function').list(); +var asyncGenFns = require('make-async-generator-function')(); + +var callBound = require('../helpers/callBound'); +var v = require('./helpers/values'); +var $gOPD = require('../helpers/getOwnPropertyDescriptor'); +var defineProperty = require('./helpers/defineProperty'); + +var $isProto = callBound('%Object.prototype.isPrototypeOf%'); + +test('export', function (t) { + t.equal(typeof GetIntrinsic, 'function', 'it is a function'); + t.equal(GetIntrinsic.length, 2, 'function has length of 2'); + + t.end(); +}); + +test('throws', function (t) { + t['throws']( + function () { GetIntrinsic('not an intrinsic'); }, + SyntaxError, + 'nonexistent intrinsic throws a syntax error' + ); + + t['throws']( + function () { GetIntrinsic(''); }, + TypeError, + 'empty string intrinsic throws a type error' + ); + + t['throws']( + function () { GetIntrinsic('.'); }, + SyntaxError, + '"just a dot" intrinsic throws a syntax error' + ); + + forEach(v.nonStrings, function (nonString) { + t['throws']( + function () { GetIntrinsic(nonString); }, + TypeError, + debug(nonString) + ' is not a String' + ); + }); + + forEach(v.nonBooleans, function (nonBoolean) { + t['throws']( + function () { GetIntrinsic('%', nonBoolean); }, + TypeError, + debug(nonBoolean) + ' is not a Boolean' + ); + }); + + forEach([ + 'toString', + 'propertyIsEnumerable', + 'hasOwnProperty' + ], function (objectProtoMember) { + t['throws']( + function () { GetIntrinsic(objectProtoMember); }, + SyntaxError, + debug(objectProtoMember) + ' is not an intrinsic' + ); + }); + + t.end(); +}); + +test('base intrinsics', function (t) { + t.equal(GetIntrinsic('%Object%'), Object, '%Object% yields Object'); + t.equal(GetIntrinsic('Object'), Object, 'Object yields Object'); + t.equal(GetIntrinsic('%Array%'), Array, '%Array% yields Array'); + t.equal(GetIntrinsic('Array'), Array, 'Array yields Array'); + + t.end(); +}); + +test('dotted paths', function (t) { + t.equal(GetIntrinsic('%Object.prototype.toString%'), Object.prototype.toString, '%Object.prototype.toString% yields Object.prototype.toString'); + t.equal(GetIntrinsic('Object.prototype.toString'), Object.prototype.toString, 'Object.prototype.toString yields Object.prototype.toString'); + t.equal(GetIntrinsic('%Array.prototype.push%'), Array.prototype.push, '%Array.prototype.push% yields Array.prototype.push'); + t.equal(GetIntrinsic('Array.prototype.push'), Array.prototype.push, 'Array.prototype.push yields Array.prototype.push'); + + test('underscore paths are aliases for dotted paths', { skip: !Object.isFrozen || Object.isFrozen(Object.prototype) }, function (st) { + var original = GetIntrinsic('%ObjProto_toString%'); + + forEach([ + '%Object.prototype.toString%', + 'Object.prototype.toString', + '%ObjectPrototype.toString%', + 'ObjectPrototype.toString', + '%ObjProto_toString%', + 'ObjProto_toString' + ], function (name) { + defineProperty(Object.prototype, 'toString', { + value: function toString() { + return original.apply(this, arguments); + } + }); + st.equal(GetIntrinsic(name), original, name + ' yields original Object.prototype.toString'); + }); + + defineProperty(Object.prototype, 'toString', { value: original }); + st.end(); + }); + + test('dotted paths cache', { skip: !Object.isFrozen || Object.isFrozen(Object.prototype) }, function (st) { + var original = GetIntrinsic('%Object.prototype.propertyIsEnumerable%'); + + forEach([ + '%Object.prototype.propertyIsEnumerable%', + 'Object.prototype.propertyIsEnumerable', + '%ObjectPrototype.propertyIsEnumerable%', + 'ObjectPrototype.propertyIsEnumerable' + ], function (name) { + // eslint-disable-next-line no-extend-native + Object.prototype.propertyIsEnumerable = function propertyIsEnumerable() { + return original.apply(this, arguments); + }; + st.equal(GetIntrinsic(name), original, name + ' yields cached Object.prototype.propertyIsEnumerable'); + }); + + // eslint-disable-next-line no-extend-native + Object.prototype.propertyIsEnumerable = original; + st.end(); + }); + + test('dotted path reports correct error', function (st) { + st['throws'](function () { + GetIntrinsic('%NonExistentIntrinsic.prototype.property%'); + }, /%NonExistentIntrinsic%/, 'The base intrinsic of %NonExistentIntrinsic.prototype.property% is %NonExistentIntrinsic%'); + + st['throws'](function () { + GetIntrinsic('%NonExistentIntrinsicPrototype.property%'); + }, /%NonExistentIntrinsicPrototype%/, 'The base intrinsic of %NonExistentIntrinsicPrototype.property% is %NonExistentIntrinsicPrototype%'); + + st.end(); + }); + + t.end(); +}); + +test('accessors', { skip: !$gOPD || typeof Map !== 'function' }, function (t) { + var actual = $gOPD(Map.prototype, 'size'); + t.ok(actual, 'Map.prototype.size has a descriptor'); + t.equal(typeof actual.get, 'function', 'Map.prototype.size has a getter function'); + t.equal(GetIntrinsic('%Map.prototype.size%'), actual.get, '%Map.prototype.size% yields the getter for it'); + t.equal(GetIntrinsic('Map.prototype.size'), actual.get, 'Map.prototype.size yields the getter for it'); + + t.end(); +}); + +test('generator functions', { skip: !generatorFns.length }, function (t) { + var $GeneratorFunction = GetIntrinsic('%GeneratorFunction%'); + var $GeneratorFunctionPrototype = GetIntrinsic('%Generator%'); + var $GeneratorPrototype = GetIntrinsic('%GeneratorPrototype%'); + + forEach(generatorFns, function (genFn) { + var fnName = genFn.name; + fnName = fnName ? "'" + fnName + "'" : 'genFn'; + + t.ok(genFn instanceof $GeneratorFunction, fnName + ' instanceof %GeneratorFunction%'); + t.ok($isProto($GeneratorFunctionPrototype, genFn), '%Generator% is prototype of ' + fnName); + t.ok($isProto($GeneratorPrototype, genFn.prototype), '%GeneratorPrototype% is prototype of ' + fnName + '.prototype'); + }); + + t.end(); +}); + +test('async functions', { skip: !asyncFns.length }, function (t) { + var $AsyncFunction = GetIntrinsic('%AsyncFunction%'); + var $AsyncFunctionPrototype = GetIntrinsic('%AsyncFunctionPrototype%'); + + forEach(asyncFns, function (asyncFn) { + var fnName = asyncFn.name; + fnName = fnName ? "'" + fnName + "'" : 'asyncFn'; + + t.ok(asyncFn instanceof $AsyncFunction, fnName + ' instanceof %AsyncFunction%'); + t.ok($isProto($AsyncFunctionPrototype, asyncFn), '%AsyncFunctionPrototype% is prototype of ' + fnName); + }); + + t.end(); +}); + +test('async generator functions', { skip: !asyncGenFns.length }, function (t) { + var $AsyncGeneratorFunction = GetIntrinsic('%AsyncGeneratorFunction%'); + var $AsyncGeneratorFunctionPrototype = GetIntrinsic('%AsyncGenerator%'); + var $AsyncGeneratorPrototype = GetIntrinsic('%AsyncGeneratorPrototype%'); + + forEach(asyncGenFns, function (asyncGenFn) { + var fnName = asyncGenFn.name; + fnName = fnName ? "'" + fnName + "'" : 'asyncGenFn'; + + t.ok(asyncGenFn instanceof $AsyncGeneratorFunction, fnName + ' instanceof %AsyncGeneratorFunction%'); + t.ok($isProto($AsyncGeneratorFunctionPrototype, asyncGenFn), '%AsyncGenerator% is prototype of ' + fnName); + t.ok($isProto($AsyncGeneratorPrototype, asyncGenFn.prototype), '%AsyncGeneratorPrototype% is prototype of ' + fnName + '.prototype'); + }); + + t.end(); +}); -- cgit