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setup-python/node_modules/jest-mock/build-es5/index.js

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2019-06-27 01:12:00 +00:00
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["jestMock"] = factory();
else
root["jestMock"] = factory();
})(window, function() {
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/***/ "./node_modules/webpack/buildin/global.js":
/*!***********************************!*\
!*** (webpack)/buildin/global.js ***!
\***********************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
var g; // This works in non-strict mode
g = function () {
return this;
}();
try {
// This works if eval is allowed (see CSP)
g = g || new Function("return this")();
} catch (e) {
// This works if the window reference is available
if ((typeof window === "undefined" ? "undefined" : _typeof(window)) === "object") g = window;
} // g can still be undefined, but nothing to do about it...
// We return undefined, instead of nothing here, so it's
// easier to handle this case. if(!global) { ...}
module.exports = g;
/***/ }),
/***/ "./packages/jest-mock/src/index.ts":
/*!*****************************************!*\
!*** ./packages/jest-mock/src/index.ts ***!
\*****************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/* WEBPACK VAR INJECTION */(function(global) {
function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
/**
* Possible types of a MockFunctionResult.
* 'return': The call completed by returning normally.
* 'throw': The call completed by throwing a value.
* 'incomplete': The call has not completed yet. This is possible if you read
* the mock function result from within the mock function itself
* (or a function called by the mock function).
*/
/**
* Represents the result of a single call to a mock function.
*/
// see https://github.com/Microsoft/TypeScript/issues/25215
var MOCK_CONSTRUCTOR_NAME = 'mockConstructor';
var FUNCTION_NAME_RESERVED_PATTERN = /[\s!-\/:-@\[-`{-~]/;
var FUNCTION_NAME_RESERVED_REPLACE = new RegExp(FUNCTION_NAME_RESERVED_PATTERN.source, 'g');
var RESERVED_KEYWORDS = new Set(['arguments', 'await', 'break', 'case', 'catch', 'class', 'const', 'continue', 'debugger', 'default', 'delete', 'do', 'else', 'enum', 'eval', 'export', 'extends', 'false', 'finally', 'for', 'function', 'if', 'implements', 'import', 'in', 'instanceof', 'interface', 'let', 'new', 'null', 'package', 'private', 'protected', 'public', 'return', 'static', 'super', 'switch', 'this', 'throw', 'true', 'try', 'typeof', 'var', 'void', 'while', 'with', 'yield']);
function matchArity(fn, length) {
var mockConstructor;
switch (length) {
case 1:
mockConstructor = function mockConstructor(_a) {
return fn.apply(this, arguments);
};
break;
case 2:
mockConstructor = function mockConstructor(_a, _b) {
return fn.apply(this, arguments);
};
break;
case 3:
mockConstructor = function mockConstructor(_a, _b, _c) {
return fn.apply(this, arguments);
};
break;
case 4:
mockConstructor = function mockConstructor(_a, _b, _c, _d) {
return fn.apply(this, arguments);
};
break;
case 5:
mockConstructor = function mockConstructor(_a, _b, _c, _d, _e) {
return fn.apply(this, arguments);
};
break;
case 6:
mockConstructor = function mockConstructor(_a, _b, _c, _d, _e, _f) {
return fn.apply(this, arguments);
};
break;
case 7:
mockConstructor = function mockConstructor(_a, _b, _c, _d, _e, _f, _g) {
return fn.apply(this, arguments);
};
break;
case 8:
mockConstructor = function mockConstructor(_a, _b, _c, _d, _e, _f, _g, _h) {
return fn.apply(this, arguments);
};
break;
case 9:
mockConstructor = function mockConstructor(_a, _b, _c, _d, _e, _f, _g, _h, _i) {
return fn.apply(this, arguments);
};
break;
default:
mockConstructor = function mockConstructor() {
return fn.apply(this, arguments);
};
break;
}
return mockConstructor;
}
function getObjectType(value) {
return Object.prototype.toString.apply(value).slice(8, -1);
}
function getType(ref) {
var typeName = getObjectType(ref);
if (typeName === 'Function' || typeName === 'AsyncFunction' || typeName === 'GeneratorFunction') {
return 'function';
} else if (Array.isArray(ref)) {
return 'array';
} else if (typeName === 'Object') {
return 'object';
} else if (typeName === 'Number' || typeName === 'String' || typeName === 'Boolean' || typeName === 'Symbol') {
return 'constant';
} else if (typeName === 'Map' || typeName === 'WeakMap' || typeName === 'Set') {
return 'collection';
} else if (typeName === 'RegExp') {
return 'regexp';
} else if (ref === undefined) {
return 'undefined';
} else if (ref === null) {
return 'null';
} else {
return null;
}
}
function isReadonlyProp(object, prop) {
if (prop === 'arguments' || prop === 'caller' || prop === 'callee' || prop === 'name' || prop === 'length') {
var typeName = getObjectType(object);
return typeName === 'Function' || typeName === 'AsyncFunction' || typeName === 'GeneratorFunction';
}
if (prop === 'source' || prop === 'global' || prop === 'ignoreCase' || prop === 'multiline') {
return getObjectType(object) === 'RegExp';
}
return false;
}
var ModuleMockerClass =
/*#__PURE__*/
function () {
/**
* @see README.md
* @param global Global object of the test environment, used to create
* mocks
*/
function ModuleMockerClass(global) {
_classCallCheck(this, ModuleMockerClass);
this._environmentGlobal = global;
this._mockState = new WeakMap();
this._mockConfigRegistry = new WeakMap();
this._spyState = new Set();
this.ModuleMocker = ModuleMockerClass;
this._invocationCallCounter = 1;
}
_createClass(ModuleMockerClass, [{
key: "_getSlots",
value: function _getSlots(object) {
if (!object) {
return [];
}
var slots = new Set();
var EnvObjectProto = this._environmentGlobal.Object.prototype;
var EnvFunctionProto = this._environmentGlobal.Function.prototype;
var EnvRegExpProto = this._environmentGlobal.RegExp.prototype; // Also check the builtins in the current context as they leak through
// core node modules.
var ObjectProto = Object.prototype;
var FunctionProto = Function.prototype;
var RegExpProto = RegExp.prototype; // Properties of Object.prototype, Function.prototype and RegExp.prototype
// are never reported as slots
while (object != null && object !== EnvObjectProto && object !== EnvFunctionProto && object !== EnvRegExpProto && object !== ObjectProto && object !== FunctionProto && object !== RegExpProto) {
var ownNames = Object.getOwnPropertyNames(object);
for (var i = 0; i < ownNames.length; i++) {
var prop = ownNames[i];
if (!isReadonlyProp(object, prop)) {
var propDesc = Object.getOwnPropertyDescriptor(object, prop); // @ts-ignore Object.__esModule
if (propDesc !== undefined && !propDesc.get || object.__esModule) {
slots.add(prop);
}
}
}
object = Object.getPrototypeOf(object);
}
return Array.from(slots);
}
}, {
key: "_ensureMockConfig",
value: function _ensureMockConfig(f) {
var config = this._mockConfigRegistry.get(f);
if (!config) {
config = this._defaultMockConfig();
this._mockConfigRegistry.set(f, config);
}
return config;
}
}, {
key: "_ensureMockState",
value: function _ensureMockState(f) {
var state = this._mockState.get(f);
if (!state) {
state = this._defaultMockState();
this._mockState.set(f, state);
}
return state;
}
}, {
key: "_defaultMockConfig",
value: function _defaultMockConfig() {
return {
defaultReturnValue: undefined,
isReturnValueLastSet: false,
mockImpl: undefined,
mockName: 'jest.fn()',
specificMockImpls: [],
specificReturnValues: []
};
}
}, {
key: "_defaultMockState",
value: function _defaultMockState() {
return {
calls: [],
instances: [],
invocationCallOrder: [],
results: []
};
}
}, {
key: "_makeComponent",
value: function _makeComponent(metadata, restore) {
var _this2 = this;
if (metadata.type === 'object') {
return new this._environmentGlobal.Object();
} else if (metadata.type === 'array') {
return new this._environmentGlobal.Array();
} else if (metadata.type === 'regexp') {
return new this._environmentGlobal.RegExp('');
} else if (metadata.type === 'constant' || metadata.type === 'collection' || metadata.type === 'null' || metadata.type === 'undefined') {
return metadata.value;
} else if (metadata.type === 'function') {
var prototype = metadata.members && metadata.members.prototype && metadata.members.prototype.members || {};
var prototypeSlots = this._getSlots(prototype);
var mocker = this;
var mockConstructor = matchArity(function () {
var _this = this,
_arguments = arguments;
for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
var mockState = mocker._ensureMockState(f);
var mockConfig = mocker._ensureMockConfig(f);
mockState.instances.push(this);
mockState.calls.push(args); // Create and record an "incomplete" mock result immediately upon
// calling rather than waiting for the mock to return. This avoids
// issues caused by recursion where results can be recorded in the
// wrong order.
var mockResult = {
type: 'incomplete',
value: undefined
};
mockState.results.push(mockResult);
mockState.invocationCallOrder.push(mocker._invocationCallCounter++); // Will be set to the return value of the mock if an error is not thrown
var finalReturnValue; // Will be set to the error that is thrown by the mock (if it throws)
var thrownError; // Will be set to true if the mock throws an error. The presence of a
// value in `thrownError` is not a 100% reliable indicator because a
// function could throw a value of undefined.
var callDidThrowError = false;
try {
// The bulk of the implementation is wrapped in an immediately
// executed arrow function so the return value of the mock function
// can be easily captured and recorded, despite the many separate
// return points within the logic.
finalReturnValue = function () {
if (_this instanceof f) {
// This is probably being called as a constructor
prototypeSlots.forEach(function (slot) {
// Copy prototype methods to the instance to make
// it easier to interact with mock instance call and
// return values
if (prototype[slot].type === 'function') {
// @ts-ignore no index signature
var protoImpl = _this[slot]; // @ts-ignore no index signature
_this[slot] = mocker.generateFromMetadata(prototype[slot]); // @ts-ignore no index signature
_this[slot]._protoImpl = protoImpl;
}
}); // Run the mock constructor implementation
var _mockImpl = mockConfig.specificMockImpls.length ? mockConfig.specificMockImpls.shift() : mockConfig.mockImpl;
return _mockImpl && _mockImpl.apply(_this, _arguments);
}
var returnValue = mockConfig.defaultReturnValue; // If return value is last set, either specific or default, i.e.
// mockReturnValueOnce()/mockReturnValue() is called and no
// mockImplementationOnce()/mockImplementation() is called after
// that.
// use the set return value.
if (mockConfig.specificReturnValues.length) {
return mockConfig.specificReturnValues.shift();
}
if (mockConfig.isReturnValueLastSet) {
return mockConfig.defaultReturnValue;
} // If mockImplementationOnce()/mockImplementation() is last set,
// or specific return values are used up, use the mock
// implementation.
var specificMockImpl;
if (returnValue === undefined) {
specificMockImpl = mockConfig.specificMockImpls.shift();
if (specificMockImpl === undefined) {
specificMockImpl = mockConfig.mockImpl;
}
if (specificMockImpl) {
return specificMockImpl.apply(_this, _arguments);
}
} // Otherwise use prototype implementation
if (returnValue === undefined && f._protoImpl) {
return f._protoImpl.apply(_this, _arguments);
}
return returnValue;
}();
} catch (error) {
// Store the thrown error so we can record it, then re-throw it.
thrownError = error;
callDidThrowError = true;
throw error;
} finally {
// Record the result of the function.
// NOTE: Intentionally NOT pushing/indexing into the array of mock
// results here to avoid corrupting results data if mockClear()
// is called during the execution of the mock.
mockResult.type = callDidThrowError ? 'throw' : 'return';
mockResult.value = callDidThrowError ? thrownError : finalReturnValue;
}
return finalReturnValue;
}, metadata.length || 0);
var f = this._createMockFunction(metadata, mockConstructor);
f._isMockFunction = true;
f.getMockImplementation = function () {
return _this2._ensureMockConfig(f).mockImpl;
};
if (typeof restore === 'function') {
this._spyState.add(restore);
}
this._mockState.set(f, this._defaultMockState());
this._mockConfigRegistry.set(f, this._defaultMockConfig());
Object.defineProperty(f, 'mock', {
configurable: false,
enumerable: true,
get: function get() {
return _this2._ensureMockState(f);
},
set: function set(val) {
return _this2._mockState.set(f, val);
}
});
f.mockClear = function () {
_this2._mockState.delete(f);
return f;
};
f.mockReset = function () {
f.mockClear();
_this2._mockConfigRegistry.delete(f);
return f;
};
f.mockRestore = function () {
f.mockReset();
return restore ? restore() : undefined;
};
f.mockReturnValueOnce = function (value) {
// next function call will return this value or default return value
var mockConfig = _this2._ensureMockConfig(f);
mockConfig.specificReturnValues.push(value);
return f;
};
f.mockResolvedValueOnce = function (value) {
return f.mockImplementationOnce(function () {
return Promise.resolve(value);
});
};
f.mockRejectedValueOnce = function (value) {
return f.mockImplementationOnce(function () {
return Promise.reject(value);
});
};
f.mockReturnValue = function (value) {
// next function call will return specified return value or this one
var mockConfig = _this2._ensureMockConfig(f);
mockConfig.isReturnValueLastSet = true;
mockConfig.defaultReturnValue = value;
return f;
};
f.mockResolvedValue = function (value) {
return f.mockImplementation(function () {
return Promise.resolve(value);
});
};
f.mockRejectedValue = function (value) {
return f.mockImplementation(function () {
return Promise.reject(value);
});
};
f.mockImplementationOnce = function (fn) {
// next function call will use this mock implementation return value
// or default mock implementation return value
var mockConfig = _this2._ensureMockConfig(f);
mockConfig.isReturnValueLastSet = false;
mockConfig.specificMockImpls.push(fn);
return f;
};
f.mockImplementation = function (fn) {
// next function call will use mock implementation return value
var mockConfig = _this2._ensureMockConfig(f);
mockConfig.isReturnValueLastSet = false;
mockConfig.defaultReturnValue = undefined;
mockConfig.mockImpl = fn;
return f;
};
f.mockReturnThis = function () {
return f.mockImplementation(function () {
return this;
});
};
f.mockName = function (name) {
if (name) {
var mockConfig = _this2._ensureMockConfig(f);
mockConfig.mockName = name;
}
return f;
};
f.getMockName = function () {
var mockConfig = _this2._ensureMockConfig(f);
return mockConfig.mockName || 'jest.fn()';
};
if (metadata.mockImpl) {
f.mockImplementation(metadata.mockImpl);
}
return f;
} else {
var unknownType = metadata.type || 'undefined type';
throw new Error('Unrecognized type ' + unknownType);
}
}
}, {
key: "_createMockFunction",
value: function _createMockFunction(metadata, mockConstructor) {
var name = metadata.name;
if (!name) {
return mockConstructor;
} // Preserve `name` property of mocked function.
var boundFunctionPrefix = 'bound ';
var bindCall = ''; // if-do-while for perf reasons. The common case is for the if to fail.
if (name && name.startsWith(boundFunctionPrefix)) {
do {
name = name.substring(boundFunctionPrefix.length); // Call bind() just to alter the function name.
bindCall = '.bind(null)';
} while (name && name.startsWith(boundFunctionPrefix));
} // Special case functions named `mockConstructor` to guard for infinite
// loops.
if (name === MOCK_CONSTRUCTOR_NAME) {
return mockConstructor;
}
if ( // It's a syntax error to define functions with a reserved keyword
// as name.
RESERVED_KEYWORDS.has(name) || // It's also a syntax error to define functions with a name that starts with a number
/^\d/.test(name)) {
name = '$' + name;
} // It's also a syntax error to define a function with a reserved character
// as part of it's name.
if (FUNCTION_NAME_RESERVED_PATTERN.test(name)) {
name = name.replace(FUNCTION_NAME_RESERVED_REPLACE, '$');
}
var body = 'return function ' + name + '() {' + 'return ' + MOCK_CONSTRUCTOR_NAME + '.apply(this,arguments);' + '}' + bindCall;
var createConstructor = new this._environmentGlobal.Function(MOCK_CONSTRUCTOR_NAME, body);
return createConstructor(mockConstructor);
}
}, {
key: "_generateMock",
value: function _generateMock(metadata, callbacks, refs) {
var _this3 = this;
// metadata not compatible but it's the same type, maybe problem with
// overloading of _makeComponent and not _generateMock?
// @ts-ignore
var mock = this._makeComponent(metadata);
if (metadata.refID != null) {
refs[metadata.refID] = mock;
}
this._getSlots(metadata.members).forEach(function (slot) {
var slotMetadata = metadata.members && metadata.members[slot] || {};
if (slotMetadata.ref != null) {
callbacks.push(function (ref) {
return function () {
return mock[slot] = refs[ref];
};
}(slotMetadata.ref));
} else {
mock[slot] = _this3._generateMock(slotMetadata, callbacks, refs);
}
});
if (metadata.type !== 'undefined' && metadata.type !== 'null' && mock.prototype && _typeof(mock.prototype) === 'object') {
mock.prototype.constructor = mock;
}
return mock;
}
/**
* @see README.md
* @param _metadata Metadata for the mock in the schema returned by the
* getMetadata method of this module.
*/
}, {
key: "generateFromMetadata",
value: function generateFromMetadata(_metadata) {
var callbacks = [];
var refs = {};
var mock = this._generateMock(_metadata, callbacks, refs);
callbacks.forEach(function (setter) {
return setter();
});
return mock;
}
/**
* @see README.md
* @param component The component for which to retrieve metadata.
*/
}, {
key: "getMetadata",
value: function getMetadata(component, _refs) {
var _this4 = this;
var refs = _refs || new Map();
var ref = refs.get(component);
if (ref != null) {
return {
ref: ref
};
}
var type = getType(component);
if (!type) {
return null;
}
var metadata = {
type: type
};
if (type === 'constant' || type === 'collection' || type === 'undefined' || type === 'null') {
metadata.value = component;
return metadata;
} else if (type === 'function') {
// @ts-ignore this is a function so it has a name
metadata.name = component.name; // @ts-ignore may be a mock
if (component._isMockFunction === true) {
// @ts-ignore may be a mock
metadata.mockImpl = component.getMockImplementation();
}
}
metadata.refID = refs.size;
refs.set(component, metadata.refID);
var members = null; // Leave arrays alone
if (type !== 'array') {
this._getSlots(component).forEach(function (slot) {
if (type === 'function' && // @ts-ignore may be a mock
component._isMockFunction === true && slot.match(/^mock/)) {
return;
} // @ts-ignore no index signature
var slotMetadata = _this4.getMetadata(component[slot], refs);
if (slotMetadata) {
if (!members) {
members = {};
}
members[slot] = slotMetadata;
}
});
}
if (members) {
metadata.members = members;
}
return metadata;
}
}, {
key: "isMockFunction",
value: function isMockFunction(fn) {
return !!fn && fn._isMockFunction === true;
}
}, {
key: "fn",
value: function fn(implementation) {
var length = implementation ? implementation.length : 0;
var fn = this._makeComponent({
length: length,
type: 'function'
});
if (implementation) {
fn.mockImplementation(implementation);
}
return fn;
}
}, {
key: "spyOn",
value: function spyOn(object, methodName, accessType) {
if (accessType) {
return this._spyOnProperty(object, methodName, accessType);
}
if (_typeof(object) !== 'object' && typeof object !== 'function') {
throw new Error('Cannot spyOn on a primitive value; ' + this._typeOf(object) + ' given');
}
var original = object[methodName];
if (!this.isMockFunction(original)) {
if (typeof original !== 'function') {
throw new Error('Cannot spy the ' + methodName + ' property because it is not a function; ' + this._typeOf(original) + ' given instead');
} // @ts-ignore overriding original method with a Mock
object[methodName] = this._makeComponent({
type: 'function'
}, function () {
object[methodName] = original;
}); // @ts-ignore original method is now a Mock
object[methodName].mockImplementation(function () {
return original.apply(this, arguments);
});
}
return object[methodName];
}
}, {
key: "_spyOnProperty",
value: function _spyOnProperty(obj, propertyName) {
var accessType = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 'get';
if (_typeof(obj) !== 'object' && typeof obj !== 'function') {
throw new Error('Cannot spyOn on a primitive value; ' + this._typeOf(obj) + ' given');
}
if (!obj) {
throw new Error('spyOn could not find an object to spy upon for ' + propertyName + '');
}
if (!propertyName) {
throw new Error('No property name supplied');
}
var descriptor = Object.getOwnPropertyDescriptor(obj, propertyName);
var proto = Object.getPrototypeOf(obj);
while (!descriptor && proto !== null) {
descriptor = Object.getOwnPropertyDescriptor(proto, propertyName);
proto = Object.getPrototypeOf(proto);
}
if (!descriptor) {
throw new Error(propertyName + ' property does not exist');
}
if (!descriptor.configurable) {
throw new Error(propertyName + ' is not declared configurable');
}
if (!descriptor[accessType]) {
throw new Error('Property ' + propertyName + ' does not have access type ' + accessType);
}
var original = descriptor[accessType];
if (!this.isMockFunction(original)) {
if (typeof original !== 'function') {
throw new Error('Cannot spy the ' + propertyName + ' property because it is not a function; ' + this._typeOf(original) + ' given instead');
}
descriptor[accessType] = this._makeComponent({
type: 'function'
}, function () {
descriptor[accessType] = original;
Object.defineProperty(obj, propertyName, descriptor);
});
descriptor[accessType].mockImplementation(function () {
// @ts-ignore
return original.apply(this, arguments);
});
}
Object.defineProperty(obj, propertyName, descriptor);
return descriptor[accessType];
}
}, {
key: "clearAllMocks",
value: function clearAllMocks() {
this._mockState = new WeakMap();
}
}, {
key: "resetAllMocks",
value: function resetAllMocks() {
this._mockConfigRegistry = new WeakMap();
this._mockState = new WeakMap();
}
}, {
key: "restoreAllMocks",
value: function restoreAllMocks() {
this._spyState.forEach(function (restore) {
return restore();
});
this._spyState = new Set();
}
}, {
key: "_typeOf",
value: function _typeOf(value) {
return value == null ? '' + value : _typeof(value);
}
}]);
return ModuleMockerClass;
}();
/* eslint-disable-next-line no-redeclare */
var JestMock = new ModuleMockerClass(global);
module.exports = JestMock;
/* WEBPACK VAR INJECTION */}.call(this, __webpack_require__(/*! ./../../../node_modules/webpack/buildin/global.js */ "./node_modules/webpack/buildin/global.js")))
/***/ })
/******/ });
});
//# sourceMappingURL=index.js.map
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