398 lines
13 KiB
JavaScript
398 lines
13 KiB
JavaScript
|
'use strict';
|
||
|
|
|
||
|
|
Object.defineProperty(exports, '__esModule', {
|
||
|
|
value: true
|
||
|
|
});
|
||
|
|
Object.defineProperty(exports, 'AsymmetricMatcher', {
|
||
|
|
enumerable: true,
|
||
|
|
get: function () {
|
||
|
|
return _asymmetricMatchers.AsymmetricMatcher;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
exports.expect = exports.default = exports.JestAssertionError = void 0;
|
||
|
|
var _expectUtils = require('@jest/expect-utils');
|
||
|
|
var matcherUtils = _interopRequireWildcard(require('jest-matcher-utils'));
|
||
|
|
var _jestUtil = require('jest-util');
|
||
|
|
var _asymmetricMatchers = require('./asymmetricMatchers');
|
||
|
|
var _extractExpectedAssertionsErrors = _interopRequireDefault(
|
||
|
|
require('./extractExpectedAssertionsErrors')
|
||
|
|
);
|
||
|
|
var _jestMatchersObject = require('./jestMatchersObject');
|
||
|
|
var _matchers = _interopRequireDefault(require('./matchers'));
|
||
|
|
var _spyMatchers = _interopRequireDefault(require('./spyMatchers'));
|
||
|
|
var _toThrowMatchers = _interopRequireWildcard(require('./toThrowMatchers'));
|
||
|
|
function _interopRequireDefault(obj) {
|
||
|
|
return obj && obj.__esModule ? obj : {default: obj};
|
||
|
|
}
|
||
|
|
function _getRequireWildcardCache(nodeInterop) {
|
||
|
|
if (typeof WeakMap !== 'function') return null;
|
||
|
|
var cacheBabelInterop = new WeakMap();
|
||
|
|
var cacheNodeInterop = new WeakMap();
|
||
|
|
return (_getRequireWildcardCache = function (nodeInterop) {
|
||
|
|
return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
|
||
|
|
})(nodeInterop);
|
||
|
|
}
|
||
|
|
function _interopRequireWildcard(obj, nodeInterop) {
|
||
|
|
if (!nodeInterop && obj && obj.__esModule) {
|
||
|
|
return obj;
|
||
|
|
}
|
||
|
|
if (obj === null || (typeof obj !== 'object' && typeof obj !== 'function')) {
|
||
|
|
return {default: obj};
|
||
|
|
}
|
||
|
|
var cache = _getRequireWildcardCache(nodeInterop);
|
||
|
|
if (cache && cache.has(obj)) {
|
||
|
|
return cache.get(obj);
|
||
|
|
}
|
||
|
|
var newObj = {};
|
||
|
|
var hasPropertyDescriptor =
|
||
|
|
Object.defineProperty && Object.getOwnPropertyDescriptor;
|
||
|
|
for (var key in obj) {
|
||
|
|
if (key !== 'default' && Object.prototype.hasOwnProperty.call(obj, key)) {
|
||
|
|
var desc = hasPropertyDescriptor
|
||
|
|
? Object.getOwnPropertyDescriptor(obj, key)
|
||
|
|
: null;
|
||
|
|
if (desc && (desc.get || desc.set)) {
|
||
|
|
Object.defineProperty(newObj, key, desc);
|
||
|
|
} else {
|
||
|
|
newObj[key] = obj[key];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
newObj.default = obj;
|
||
|
|
if (cache) {
|
||
|
|
cache.set(obj, newObj);
|
||
|
|
}
|
||
|
|
return newObj;
|
||
|
|
}
|
||
|
|
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
|
||
|
|
var Symbol = globalThis['jest-symbol-do-not-touch'] || globalThis.Symbol;
|
||
|
|
var Promise =
|
||
|
|
globalThis[Symbol.for('jest-native-promise')] || globalThis.Promise;
|
||
|
|
class JestAssertionError extends Error {
|
||
|
|
matcherResult;
|
||
|
|
}
|
||
|
|
exports.JestAssertionError = JestAssertionError;
|
||
|
|
const createToThrowErrorMatchingSnapshotMatcher = function (matcher) {
|
||
|
|
return function (received, testNameOrInlineSnapshot) {
|
||
|
|
return matcher.apply(this, [received, testNameOrInlineSnapshot, true]);
|
||
|
|
};
|
||
|
|
};
|
||
|
|
const getPromiseMatcher = (name, matcher) => {
|
||
|
|
if (name === 'toThrow' || name === 'toThrowError') {
|
||
|
|
return (0, _toThrowMatchers.createMatcher)(name, true);
|
||
|
|
} else if (
|
||
|
|
name === 'toThrowErrorMatchingSnapshot' ||
|
||
|
|
name === 'toThrowErrorMatchingInlineSnapshot'
|
||
|
|
) {
|
||
|
|
return createToThrowErrorMatchingSnapshotMatcher(matcher);
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
};
|
||
|
|
const expect = (actual, ...rest) => {
|
||
|
|
if (rest.length !== 0) {
|
||
|
|
throw new Error('Expect takes at most one argument.');
|
||
|
|
}
|
||
|
|
const allMatchers = (0, _jestMatchersObject.getMatchers)();
|
||
|
|
const expectation = {
|
||
|
|
not: {},
|
||
|
|
rejects: {
|
||
|
|
not: {}
|
||
|
|
},
|
||
|
|
resolves: {
|
||
|
|
not: {}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
const err = new JestAssertionError();
|
||
|
|
Object.keys(allMatchers).forEach(name => {
|
||
|
|
const matcher = allMatchers[name];
|
||
|
|
const promiseMatcher = getPromiseMatcher(name, matcher) || matcher;
|
||
|
|
expectation[name] = makeThrowingMatcher(matcher, false, '', actual);
|
||
|
|
expectation.not[name] = makeThrowingMatcher(matcher, true, '', actual);
|
||
|
|
expectation.resolves[name] = makeResolveMatcher(
|
||
|
|
name,
|
||
|
|
promiseMatcher,
|
||
|
|
false,
|
||
|
|
actual,
|
||
|
|
err
|
||
|
|
);
|
||
|
|
expectation.resolves.not[name] = makeResolveMatcher(
|
||
|
|
name,
|
||
|
|
promiseMatcher,
|
||
|
|
true,
|
||
|
|
actual,
|
||
|
|
err
|
||
|
|
);
|
||
|
|
expectation.rejects[name] = makeRejectMatcher(
|
||
|
|
name,
|
||
|
|
promiseMatcher,
|
||
|
|
false,
|
||
|
|
actual,
|
||
|
|
err
|
||
|
|
);
|
||
|
|
expectation.rejects.not[name] = makeRejectMatcher(
|
||
|
|
name,
|
||
|
|
promiseMatcher,
|
||
|
|
true,
|
||
|
|
actual,
|
||
|
|
err
|
||
|
|
);
|
||
|
|
});
|
||
|
|
return expectation;
|
||
|
|
};
|
||
|
|
exports.expect = expect;
|
||
|
|
const getMessage = message =>
|
||
|
|
(message && message()) ||
|
||
|
|
matcherUtils.RECEIVED_COLOR('No message was specified for this matcher.');
|
||
|
|
const makeResolveMatcher =
|
||
|
|
(matcherName, matcher, isNot, actual, outerErr) =>
|
||
|
|
(...args) => {
|
||
|
|
const options = {
|
||
|
|
isNot,
|
||
|
|
promise: 'resolves'
|
||
|
|
};
|
||
|
|
if (!(0, _jestUtil.isPromise)(actual)) {
|
||
|
|
throw new JestAssertionError(
|
||
|
|
matcherUtils.matcherErrorMessage(
|
||
|
|
matcherUtils.matcherHint(matcherName, undefined, '', options),
|
||
|
|
`${matcherUtils.RECEIVED_COLOR('received')} value must be a promise`,
|
||
|
|
matcherUtils.printWithType(
|
||
|
|
'Received',
|
||
|
|
actual,
|
||
|
|
matcherUtils.printReceived
|
||
|
|
)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
const innerErr = new JestAssertionError();
|
||
|
|
return actual.then(
|
||
|
|
result =>
|
||
|
|
makeThrowingMatcher(matcher, isNot, 'resolves', result, innerErr).apply(
|
||
|
|
null,
|
||
|
|
args
|
||
|
|
),
|
||
|
|
reason => {
|
||
|
|
outerErr.message =
|
||
|
|
`${matcherUtils.matcherHint(
|
||
|
|
matcherName,
|
||
|
|
undefined,
|
||
|
|
'',
|
||
|
|
options
|
||
|
|
)}\n\n` +
|
||
|
|
'Received promise rejected instead of resolved\n' +
|
||
|
|
`Rejected to value: ${matcherUtils.printReceived(reason)}`;
|
||
|
|
return Promise.reject(outerErr);
|
||
|
|
}
|
||
|
|
);
|
||
|
|
};
|
||
|
|
const makeRejectMatcher =
|
||
|
|
(matcherName, matcher, isNot, actual, outerErr) =>
|
||
|
|
(...args) => {
|
||
|
|
const options = {
|
||
|
|
isNot,
|
||
|
|
promise: 'rejects'
|
||
|
|
};
|
||
|
|
const actualWrapper = typeof actual === 'function' ? actual() : actual;
|
||
|
|
if (!(0, _jestUtil.isPromise)(actualWrapper)) {
|
||
|
|
throw new JestAssertionError(
|
||
|
|
matcherUtils.matcherErrorMessage(
|
||
|
|
matcherUtils.matcherHint(matcherName, undefined, '', options),
|
||
|
|
`${matcherUtils.RECEIVED_COLOR(
|
||
|
|
'received'
|
||
|
|
)} value must be a promise or a function returning a promise`,
|
||
|
|
matcherUtils.printWithType(
|
||
|
|
'Received',
|
||
|
|
actual,
|
||
|
|
matcherUtils.printReceived
|
||
|
|
)
|
||
|
|
)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
const innerErr = new JestAssertionError();
|
||
|
|
return actualWrapper.then(
|
||
|
|
result => {
|
||
|
|
outerErr.message =
|
||
|
|
`${matcherUtils.matcherHint(
|
||
|
|
matcherName,
|
||
|
|
undefined,
|
||
|
|
'',
|
||
|
|
options
|
||
|
|
)}\n\n` +
|
||
|
|
'Received promise resolved instead of rejected\n' +
|
||
|
|
`Resolved to value: ${matcherUtils.printReceived(result)}`;
|
||
|
|
return Promise.reject(outerErr);
|
||
|
|
},
|
||
|
|
reason =>
|
||
|
|
makeThrowingMatcher(matcher, isNot, 'rejects', reason, innerErr).apply(
|
||
|
|
null,
|
||
|
|
args
|
||
|
|
)
|
||
|
|
);
|
||
|
|
};
|
||
|
|
const makeThrowingMatcher = (matcher, isNot, promise, actual, err) =>
|
||
|
|
function throwingMatcher(...args) {
|
||
|
|
let throws = true;
|
||
|
|
const utils = {
|
||
|
|
...matcherUtils,
|
||
|
|
iterableEquality: _expectUtils.iterableEquality,
|
||
|
|
subsetEquality: _expectUtils.subsetEquality
|
||
|
|
};
|
||
|
|
const matcherUtilsThing = {
|
||
|
|
// When throws is disabled, the matcher will not throw errors during test
|
||
|
|
// execution but instead add them to the global matcher state. If a
|
||
|
|
// matcher throws, test execution is normally stopped immediately. The
|
||
|
|
// snapshot matcher uses it because we want to log all snapshot
|
||
|
|
// failures in a test.
|
||
|
|
dontThrow: () => (throws = false),
|
||
|
|
equals: _expectUtils.equals,
|
||
|
|
utils
|
||
|
|
};
|
||
|
|
const matcherContext = {
|
||
|
|
...(0, _jestMatchersObject.getState)(),
|
||
|
|
...matcherUtilsThing,
|
||
|
|
error: err,
|
||
|
|
isNot,
|
||
|
|
promise
|
||
|
|
};
|
||
|
|
const processResult = (result, asyncError) => {
|
||
|
|
_validateResult(result);
|
||
|
|
(0, _jestMatchersObject.getState)().assertionCalls++;
|
||
|
|
if ((result.pass && isNot) || (!result.pass && !isNot)) {
|
||
|
|
// XOR
|
||
|
|
const message = getMessage(result.message);
|
||
|
|
let error;
|
||
|
|
if (err) {
|
||
|
|
error = err;
|
||
|
|
error.message = message;
|
||
|
|
} else if (asyncError) {
|
||
|
|
error = asyncError;
|
||
|
|
error.message = message;
|
||
|
|
} else {
|
||
|
|
error = new JestAssertionError(message);
|
||
|
|
|
||
|
|
// Try to remove this function from the stack trace frame.
|
||
|
|
// Guard for some environments (browsers) that do not support this feature.
|
||
|
|
if (Error.captureStackTrace) {
|
||
|
|
Error.captureStackTrace(error, throwingMatcher);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// Passing the result of the matcher with the error so that a custom
|
||
|
|
// reporter could access the actual and expected objects of the result
|
||
|
|
// for example in order to display a custom visual diff
|
||
|
|
error.matcherResult = {
|
||
|
|
...result,
|
||
|
|
message
|
||
|
|
};
|
||
|
|
if (throws) {
|
||
|
|
throw error;
|
||
|
|
} else {
|
||
|
|
(0, _jestMatchersObject.getState)().suppressedErrors.push(error);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
const handleError = error => {
|
||
|
|
if (
|
||
|
|
matcher[_jestMatchersObject.INTERNAL_MATCHER_FLAG] === true &&
|
||
|
|
!(error instanceof JestAssertionError) &&
|
||
|
|
error.name !== 'PrettyFormatPluginError' &&
|
||
|
|
// Guard for some environments (browsers) that do not support this feature.
|
||
|
|
Error.captureStackTrace
|
||
|
|
) {
|
||
|
|
// Try to remove this and deeper functions from the stack trace frame.
|
||
|
|
Error.captureStackTrace(error, throwingMatcher);
|
||
|
|
}
|
||
|
|
throw error;
|
||
|
|
};
|
||
|
|
let potentialResult;
|
||
|
|
try {
|
||
|
|
potentialResult =
|
||
|
|
matcher[_jestMatchersObject.INTERNAL_MATCHER_FLAG] === true
|
||
|
|
? matcher.call(matcherContext, actual, ...args)
|
||
|
|
: // It's a trap specifically for inline snapshot to capture this name
|
||
|
|
// in the stack trace, so that it can correctly get the custom matcher
|
||
|
|
// function call.
|
||
|
|
(function __EXTERNAL_MATCHER_TRAP__() {
|
||
|
|
return matcher.call(matcherContext, actual, ...args);
|
||
|
|
})();
|
||
|
|
if ((0, _jestUtil.isPromise)(potentialResult)) {
|
||
|
|
const asyncError = new JestAssertionError();
|
||
|
|
if (Error.captureStackTrace) {
|
||
|
|
Error.captureStackTrace(asyncError, throwingMatcher);
|
||
|
|
}
|
||
|
|
return potentialResult
|
||
|
|
.then(aResult => processResult(aResult, asyncError))
|
||
|
|
.catch(handleError);
|
||
|
|
} else {
|
||
|
|
return processResult(potentialResult);
|
||
|
|
}
|
||
|
|
} catch (error) {
|
||
|
|
return handleError(error);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
expect.extend = matchers =>
|
||
|
|
(0, _jestMatchersObject.setMatchers)(matchers, false, expect);
|
||
|
|
expect.anything = _asymmetricMatchers.anything;
|
||
|
|
expect.any = _asymmetricMatchers.any;
|
||
|
|
expect.not = {
|
||
|
|
arrayContaining: _asymmetricMatchers.arrayNotContaining,
|
||
|
|
closeTo: _asymmetricMatchers.notCloseTo,
|
||
|
|
objectContaining: _asymmetricMatchers.objectNotContaining,
|
||
|
|
stringContaining: _asymmetricMatchers.stringNotContaining,
|
||
|
|
stringMatching: _asymmetricMatchers.stringNotMatching
|
||
|
|
};
|
||
|
|
expect.arrayContaining = _asymmetricMatchers.arrayContaining;
|
||
|
|
expect.closeTo = _asymmetricMatchers.closeTo;
|
||
|
|
expect.objectContaining = _asymmetricMatchers.objectContaining;
|
||
|
|
expect.stringContaining = _asymmetricMatchers.stringContaining;
|
||
|
|
expect.stringMatching = _asymmetricMatchers.stringMatching;
|
||
|
|
const _validateResult = result => {
|
||
|
|
if (
|
||
|
|
typeof result !== 'object' ||
|
||
|
|
typeof result.pass !== 'boolean' ||
|
||
|
|
(result.message &&
|
||
|
|
typeof result.message !== 'string' &&
|
||
|
|
typeof result.message !== 'function')
|
||
|
|
) {
|
||
|
|
throw new Error(
|
||
|
|
'Unexpected return from a matcher function.\n' +
|
||
|
|
'Matcher functions should ' +
|
||
|
|
'return an object in the following format:\n' +
|
||
|
|
' {message?: string | function, pass: boolean}\n' +
|
||
|
|
`'${matcherUtils.stringify(result)}' was returned`
|
||
|
|
);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
function assertions(expected) {
|
||
|
|
const error = new Error();
|
||
|
|
if (Error.captureStackTrace) {
|
||
|
|
Error.captureStackTrace(error, assertions);
|
||
|
|
}
|
||
|
|
(0, _jestMatchersObject.setState)({
|
||
|
|
expectedAssertionsNumber: expected,
|
||
|
|
expectedAssertionsNumberError: error
|
||
|
|
});
|
||
|
|
}
|
||
|
|
function hasAssertions(...args) {
|
||
|
|
const error = new Error();
|
||
|
|
if (Error.captureStackTrace) {
|
||
|
|
Error.captureStackTrace(error, hasAssertions);
|
||
|
|
}
|
||
|
|
matcherUtils.ensureNoExpected(args[0], '.hasAssertions');
|
||
|
|
(0, _jestMatchersObject.setState)({
|
||
|
|
isExpectingAssertions: true,
|
||
|
|
isExpectingAssertionsError: error
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
// add default jest matchers
|
||
|
|
(0, _jestMatchersObject.setMatchers)(_matchers.default, true, expect);
|
||
|
|
(0, _jestMatchersObject.setMatchers)(_spyMatchers.default, true, expect);
|
||
|
|
(0, _jestMatchersObject.setMatchers)(_toThrowMatchers.default, true, expect);
|
||
|
|
expect.assertions = assertions;
|
||
|
|
expect.hasAssertions = hasAssertions;
|
||
|
|
expect.getState = _jestMatchersObject.getState;
|
||
|
|
expect.setState = _jestMatchersObject.setState;
|
||
|
|
expect.extractExpectedAssertionsErrors =
|
||
|
|
_extractExpectedAssertionsErrors.default;
|
||
|
|
var _default = expect;
|
||
|
|
exports.default = _default;
|