483 lines
13 KiB
JavaScript
483 lines
13 KiB
JavaScript
'use strict';
|
||
|
||
Object.defineProperty(exports, '__esModule', {
|
||
value: true
|
||
});
|
||
exports.emptyObject = emptyObject;
|
||
exports.isOneline = exports.isError = exports.partition = exports.sparseArrayEquality = exports.typeEquality = exports.subsetEquality = exports.iterableEquality = exports.getObjectSubset = exports.getPath = exports.hasOwnProperty = void 0;
|
||
|
||
var _jestGetType = require('jest-get-type');
|
||
|
||
var _jasmineUtils = require('./jasmineUtils');
|
||
|
||
var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
|
||
|
||
// Return whether object instance inherits getter from its class.
|
||
const hasGetterFromConstructor = (object, key) => {
|
||
const constructor = object.constructor;
|
||
|
||
if (constructor === Object) {
|
||
// A literal object has Object as constructor.
|
||
// Therefore, it cannot inherit application-specific getters.
|
||
// Furthermore, Object has __proto__ getter which is not relevant.
|
||
// Array, Boolean, Number, String constructors don’t have any getters.
|
||
return false;
|
||
}
|
||
|
||
if (typeof constructor !== 'function') {
|
||
// Object.create(null) constructs object with no constructor nor prototype.
|
||
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/create#Custom_and_Null_objects
|
||
return false;
|
||
}
|
||
|
||
const descriptor = Object.getOwnPropertyDescriptor(
|
||
constructor.prototype,
|
||
key
|
||
);
|
||
return descriptor !== undefined && typeof descriptor.get === 'function';
|
||
};
|
||
|
||
const hasOwnProperty = (object, key) =>
|
||
Object.prototype.hasOwnProperty.call(object, key) ||
|
||
hasGetterFromConstructor(object, key);
|
||
|
||
exports.hasOwnProperty = hasOwnProperty;
|
||
|
||
const getPath = (object, propertyPath) => {
|
||
if (!Array.isArray(propertyPath)) {
|
||
propertyPath = propertyPath.split('.');
|
||
}
|
||
|
||
if (propertyPath.length) {
|
||
const lastProp = propertyPath.length === 1;
|
||
const prop = propertyPath[0];
|
||
const newObject = object[prop];
|
||
|
||
if (!lastProp && (newObject === null || newObject === undefined)) {
|
||
// This is not the last prop in the chain. If we keep recursing it will
|
||
// hit a `can't access property X of undefined | null`. At this point we
|
||
// know that the chain has broken and we can return right away.
|
||
return {
|
||
hasEndProp: false,
|
||
lastTraversedObject: object,
|
||
traversedPath: []
|
||
};
|
||
}
|
||
|
||
const result = getPath(newObject, propertyPath.slice(1));
|
||
|
||
if (result.lastTraversedObject === null) {
|
||
result.lastTraversedObject = object;
|
||
}
|
||
|
||
result.traversedPath.unshift(prop);
|
||
|
||
if (lastProp) {
|
||
// Does object have the property with an undefined value?
|
||
// Although primitive values support bracket notation (above)
|
||
// they would throw TypeError for in operator (below).
|
||
result.hasEndProp =
|
||
newObject !== undefined ||
|
||
(!(0, _jestGetType.isPrimitive)(object) && prop in object);
|
||
|
||
if (!result.hasEndProp) {
|
||
result.traversedPath.shift();
|
||
}
|
||
}
|
||
|
||
return result;
|
||
}
|
||
|
||
return {
|
||
lastTraversedObject: null,
|
||
traversedPath: [],
|
||
value: object
|
||
};
|
||
}; // Strip properties from object that are not present in the subset. Useful for
|
||
// printing the diff for toMatchObject() without adding unrelated noise.
|
||
|
||
exports.getPath = getPath;
|
||
|
||
const getObjectSubset = (object, subset) => {
|
||
if (Array.isArray(object)) {
|
||
if (Array.isArray(subset) && subset.length === object.length) {
|
||
return subset.map((sub, i) => getObjectSubset(object[i], sub));
|
||
}
|
||
} else if (object instanceof Date) {
|
||
return object;
|
||
} else if (
|
||
typeof object === 'object' &&
|
||
object !== null &&
|
||
typeof subset === 'object' &&
|
||
subset !== null
|
||
) {
|
||
const trimmed = {};
|
||
Object.keys(subset)
|
||
.filter(key => hasOwnProperty(object, key))
|
||
.forEach(
|
||
key => (trimmed[key] = getObjectSubset(object[key], subset[key]))
|
||
);
|
||
|
||
if (Object.keys(trimmed).length > 0) {
|
||
return trimmed;
|
||
}
|
||
}
|
||
|
||
return object;
|
||
};
|
||
|
||
exports.getObjectSubset = getObjectSubset;
|
||
const IteratorSymbol = Symbol.iterator;
|
||
|
||
const hasIterator = object => !!(object != null && object[IteratorSymbol]);
|
||
|
||
const iterableEquality = (a, b, aStack = [], bStack = []) => {
|
||
if (
|
||
typeof a !== 'object' ||
|
||
typeof b !== 'object' ||
|
||
Array.isArray(a) ||
|
||
Array.isArray(b) ||
|
||
!hasIterator(a) ||
|
||
!hasIterator(b)
|
||
) {
|
||
return undefined;
|
||
}
|
||
|
||
if (a.constructor !== b.constructor) {
|
||
return false;
|
||
}
|
||
|
||
let length = aStack.length;
|
||
|
||
while (length--) {
|
||
// Linear search. Performance is inversely proportional to the number of
|
||
// unique nested structures.
|
||
// circular references at same depth are equal
|
||
// circular reference is not equal to non-circular one
|
||
if (aStack[length] === a) {
|
||
return bStack[length] === b;
|
||
}
|
||
}
|
||
|
||
aStack.push(a);
|
||
bStack.push(b);
|
||
|
||
const iterableEqualityWithStack = (a, b) =>
|
||
iterableEquality(a, b, [...aStack], [...bStack]);
|
||
|
||
if (a.size !== undefined) {
|
||
if (a.size !== b.size) {
|
||
return false;
|
||
} else if (
|
||
(0, _jasmineUtils.isA)('Set', a) ||
|
||
(0, _jasmineUtils.isImmutableUnorderedSet)(a)
|
||
) {
|
||
let allFound = true;
|
||
var _iteratorNormalCompletion = true;
|
||
var _didIteratorError = false;
|
||
var _iteratorError = undefined;
|
||
|
||
try {
|
||
for (
|
||
var _iterator = a[Symbol.iterator](), _step;
|
||
!(_iteratorNormalCompletion = (_step = _iterator.next()).done);
|
||
_iteratorNormalCompletion = true
|
||
) {
|
||
const aValue = _step.value;
|
||
|
||
if (!b.has(aValue)) {
|
||
let has = false;
|
||
var _iteratorNormalCompletion2 = true;
|
||
var _didIteratorError2 = false;
|
||
var _iteratorError2 = undefined;
|
||
|
||
try {
|
||
for (
|
||
var _iterator2 = b[Symbol.iterator](), _step2;
|
||
!(_iteratorNormalCompletion2 = (_step2 = _iterator2.next())
|
||
.done);
|
||
_iteratorNormalCompletion2 = true
|
||
) {
|
||
const bValue = _step2.value;
|
||
const isEqual = (0, _jasmineUtils.equals)(aValue, bValue, [
|
||
iterableEqualityWithStack
|
||
]);
|
||
|
||
if (isEqual === true) {
|
||
has = true;
|
||
}
|
||
}
|
||
} catch (err) {
|
||
_didIteratorError2 = true;
|
||
_iteratorError2 = err;
|
||
} finally {
|
||
try {
|
||
if (!_iteratorNormalCompletion2 && _iterator2.return != null) {
|
||
_iterator2.return();
|
||
}
|
||
} finally {
|
||
if (_didIteratorError2) {
|
||
throw _iteratorError2;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (has === false) {
|
||
allFound = false;
|
||
break;
|
||
}
|
||
}
|
||
} // Remove the first value from the stack of traversed values.
|
||
} catch (err) {
|
||
_didIteratorError = true;
|
||
_iteratorError = err;
|
||
} finally {
|
||
try {
|
||
if (!_iteratorNormalCompletion && _iterator.return != null) {
|
||
_iterator.return();
|
||
}
|
||
} finally {
|
||
if (_didIteratorError) {
|
||
throw _iteratorError;
|
||
}
|
||
}
|
||
}
|
||
|
||
aStack.pop();
|
||
bStack.pop();
|
||
return allFound;
|
||
} else if (
|
||
(0, _jasmineUtils.isA)('Map', a) ||
|
||
(0, _jasmineUtils.isImmutableUnorderedKeyed)(a)
|
||
) {
|
||
let allFound = true;
|
||
var _iteratorNormalCompletion3 = true;
|
||
var _didIteratorError3 = false;
|
||
var _iteratorError3 = undefined;
|
||
|
||
try {
|
||
for (
|
||
var _iterator3 = a[Symbol.iterator](), _step3;
|
||
!(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done);
|
||
_iteratorNormalCompletion3 = true
|
||
) {
|
||
const aEntry = _step3.value;
|
||
|
||
if (
|
||
!b.has(aEntry[0]) ||
|
||
!(0, _jasmineUtils.equals)(aEntry[1], b.get(aEntry[0]), [
|
||
iterableEqualityWithStack
|
||
])
|
||
) {
|
||
let has = false;
|
||
var _iteratorNormalCompletion4 = true;
|
||
var _didIteratorError4 = false;
|
||
var _iteratorError4 = undefined;
|
||
|
||
try {
|
||
for (
|
||
var _iterator4 = b[Symbol.iterator](), _step4;
|
||
!(_iteratorNormalCompletion4 = (_step4 = _iterator4.next())
|
||
.done);
|
||
_iteratorNormalCompletion4 = true
|
||
) {
|
||
const bEntry = _step4.value;
|
||
const matchedKey = (0, _jasmineUtils.equals)(
|
||
aEntry[0],
|
||
bEntry[0],
|
||
[iterableEqualityWithStack]
|
||
);
|
||
let matchedValue = false;
|
||
|
||
if (matchedKey === true) {
|
||
matchedValue = (0, _jasmineUtils.equals)(
|
||
aEntry[1],
|
||
bEntry[1],
|
||
[iterableEqualityWithStack]
|
||
);
|
||
}
|
||
|
||
if (matchedValue === true) {
|
||
has = true;
|
||
}
|
||
}
|
||
} catch (err) {
|
||
_didIteratorError4 = true;
|
||
_iteratorError4 = err;
|
||
} finally {
|
||
try {
|
||
if (!_iteratorNormalCompletion4 && _iterator4.return != null) {
|
||
_iterator4.return();
|
||
}
|
||
} finally {
|
||
if (_didIteratorError4) {
|
||
throw _iteratorError4;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (has === false) {
|
||
allFound = false;
|
||
break;
|
||
}
|
||
}
|
||
} // Remove the first value from the stack of traversed values.
|
||
} catch (err) {
|
||
_didIteratorError3 = true;
|
||
_iteratorError3 = err;
|
||
} finally {
|
||
try {
|
||
if (!_iteratorNormalCompletion3 && _iterator3.return != null) {
|
||
_iterator3.return();
|
||
}
|
||
} finally {
|
||
if (_didIteratorError3) {
|
||
throw _iteratorError3;
|
||
}
|
||
}
|
||
}
|
||
|
||
aStack.pop();
|
||
bStack.pop();
|
||
return allFound;
|
||
}
|
||
}
|
||
|
||
const bIterator = b[IteratorSymbol]();
|
||
var _iteratorNormalCompletion5 = true;
|
||
var _didIteratorError5 = false;
|
||
var _iteratorError5 = undefined;
|
||
|
||
try {
|
||
for (
|
||
var _iterator5 = a[Symbol.iterator](), _step5;
|
||
!(_iteratorNormalCompletion5 = (_step5 = _iterator5.next()).done);
|
||
_iteratorNormalCompletion5 = true
|
||
) {
|
||
const aValue = _step5.value;
|
||
const nextB = bIterator.next();
|
||
|
||
if (
|
||
nextB.done ||
|
||
!(0, _jasmineUtils.equals)(aValue, nextB.value, [
|
||
iterableEqualityWithStack
|
||
])
|
||
) {
|
||
return false;
|
||
}
|
||
}
|
||
} catch (err) {
|
||
_didIteratorError5 = true;
|
||
_iteratorError5 = err;
|
||
} finally {
|
||
try {
|
||
if (!_iteratorNormalCompletion5 && _iterator5.return != null) {
|
||
_iterator5.return();
|
||
}
|
||
} finally {
|
||
if (_didIteratorError5) {
|
||
throw _iteratorError5;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!bIterator.next().done) {
|
||
return false;
|
||
} // Remove the first value from the stack of traversed values.
|
||
|
||
aStack.pop();
|
||
bStack.pop();
|
||
return true;
|
||
};
|
||
|
||
exports.iterableEquality = iterableEquality;
|
||
|
||
const isObjectWithKeys = a =>
|
||
a !== null &&
|
||
typeof a === 'object' &&
|
||
!(a instanceof Error) &&
|
||
!(a instanceof Array) &&
|
||
!(a instanceof Date);
|
||
|
||
const subsetEquality = (object, subset) => {
|
||
if (!isObjectWithKeys(subset)) {
|
||
return undefined;
|
||
}
|
||
|
||
return Object.keys(subset).every(
|
||
key =>
|
||
object != null &&
|
||
hasOwnProperty(object, key) &&
|
||
(0, _jasmineUtils.equals)(object[key], subset[key], [
|
||
iterableEquality,
|
||
subsetEquality
|
||
])
|
||
);
|
||
};
|
||
|
||
exports.subsetEquality = subsetEquality;
|
||
|
||
const typeEquality = (a, b) => {
|
||
if (a == null || b == null || a.constructor === b.constructor) {
|
||
return undefined;
|
||
}
|
||
|
||
return false;
|
||
};
|
||
|
||
exports.typeEquality = typeEquality;
|
||
|
||
const sparseArrayEquality = (a, b) => {
|
||
if (!Array.isArray(a) || !Array.isArray(b)) {
|
||
return undefined;
|
||
} // A sparse array [, , 1] will have keys ["2"] whereas [undefined, undefined, 1] will have keys ["0", "1", "2"]
|
||
|
||
const aKeys = Object.keys(a);
|
||
const bKeys = Object.keys(b);
|
||
return (
|
||
(0, _jasmineUtils.equals)(a, b, [iterableEquality, typeEquality], true) &&
|
||
(0, _jasmineUtils.equals)(aKeys, bKeys)
|
||
);
|
||
};
|
||
|
||
exports.sparseArrayEquality = sparseArrayEquality;
|
||
|
||
const partition = (items, predicate) => {
|
||
const result = [[], []];
|
||
items.forEach(item => result[predicate(item) ? 0 : 1].push(item));
|
||
return result;
|
||
}; // Copied from https://github.com/graingert/angular.js/blob/a43574052e9775cbc1d7dd8a086752c979b0f020/src/Angular.js#L685-L693
|
||
|
||
exports.partition = partition;
|
||
|
||
const isError = value => {
|
||
switch (Object.prototype.toString.call(value)) {
|
||
case '[object Error]':
|
||
return true;
|
||
|
||
case '[object Exception]':
|
||
return true;
|
||
|
||
case '[object DOMException]':
|
||
return true;
|
||
|
||
default:
|
||
return value instanceof Error;
|
||
}
|
||
};
|
||
|
||
exports.isError = isError;
|
||
|
||
function emptyObject(obj) {
|
||
return obj && typeof obj === 'object' ? !Object.keys(obj).length : false;
|
||
}
|
||
|
||
const MULTILINE_REGEXP = /[\r\n]/;
|
||
|
||
const isOneline = (expected, received) =>
|
||
typeof expected === 'string' &&
|
||
typeof received === 'string' &&
|
||
(!MULTILINE_REGEXP.test(expected) || !MULTILINE_REGEXP.test(received));
|
||
|
||
exports.isOneline = isOneline;
|