+++ /dev/null
-'use strict';
-
-var GetIntrinsic = require('../');
-
-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('call-bind/callBound');
-var v = require('es-value-fixtures');
-var $gOPD = require('es-abstract/helpers/getOwnPropertyDescriptor');
-var defineProperty = require('es-abstract/test/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'
- );
-
- t['throws'](
- function () { GetIntrinsic('%String'); },
- SyntaxError,
- 'Leading % without trailing % throws a syntax error'
- );
-
- t['throws'](
- function () { GetIntrinsic('String%'); },
- SyntaxError,
- 'Trailing % without leading % throws a syntax error'
- );
-
- t['throws'](
- function () { GetIntrinsic("String['prototype]"); },
- SyntaxError,
- 'Dynamic property access is disallowed for intrinsics (unterminated string)'
- );
-
- t['throws'](
- function () { GetIntrinsic('%Proxy.prototype.undefined%'); },
- TypeError,
- "Throws when middle part doesn't exist (%Proxy.prototype.undefined%)"
- );
-
- 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 === 0 }, 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();
-});
-
-test('%ThrowTypeError%', function (t) {
- var $ThrowTypeError = GetIntrinsic('%ThrowTypeError%');
-
- t.equal(typeof $ThrowTypeError, 'function', 'is a function');
- t['throws'](
- $ThrowTypeError,
- TypeError,
- '%ThrowTypeError% throws a TypeError'
- );
-
- t.end();
-});
-
-test('allowMissing', { skip: asyncGenFns.length > 0 }, function (t) {
- t['throws'](
- function () { GetIntrinsic('%AsyncGeneratorPrototype%'); },
- TypeError,
- 'throws when missing'
- );
-
- t.equal(
- GetIntrinsic('%AsyncGeneratorPrototype%', true),
- undefined,
- 'does not throw when allowMissing'
- );
-
- t.end();
-});
projects / dotfiles / .git / blobdiff