install-nix-action/node_modules/jest-jasmine2/build/jasmineAsyncInstall.js
Domen Kožar 70742d22d9
v6
2019-11-19 17:50:30 +01:00

188 lines
5.5 KiB
JavaScript

'use strict';
Object.defineProperty(exports, '__esModule', {
value: true
});
exports.default = jasmineAsyncInstall;
var _co = _interopRequireDefault(require('co'));
var _isGeneratorFn = _interopRequireDefault(require('is-generator-fn'));
var _throat = _interopRequireDefault(require('throat'));
var _isError3 = _interopRequireDefault(require('./isError'));
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {default: obj};
}
var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
var Symbol = global['jest-symbol-do-not-touch'] || global.Symbol;
var Promise = global[Symbol.for('jest-native-promise')] || global.Promise;
function isPromise(obj) {
return obj && typeof obj.then === 'function';
}
function promisifyLifeCycleFunction(originalFn, env) {
return function(fn, timeout) {
if (!fn) {
return originalFn.call(env);
}
const hasDoneCallback = typeof fn === 'function' && fn.length > 0;
if (hasDoneCallback) {
// Jasmine will handle it
return originalFn.call(env, fn, timeout);
}
const extraError = new Error(); // Without this line v8 stores references to all closures
// in the stack in the Error object. This line stringifies the stack
// property to allow garbage-collecting objects on the stack
// https://crbug.com/v8/7142
extraError.stack = extraError.stack; // We make *all* functions async and run `done` right away if they
// didn't return a promise.
const asyncJestLifecycle = function asyncJestLifecycle(done) {
const wrappedFn = (0, _isGeneratorFn.default)(fn)
? _co.default.wrap(fn)
: fn;
const returnValue = wrappedFn.call({});
if (isPromise(returnValue)) {
returnValue.then(done.bind(null, null), error => {
const _isError = (0, _isError3.default)(error),
checkIsError = _isError.isError,
message = _isError.message;
if (message) {
extraError.message = message;
}
done.fail(checkIsError ? error : extraError);
});
} else {
done();
}
};
return originalFn.call(env, asyncJestLifecycle, timeout);
};
} // Similar to promisifyLifeCycleFunction but throws an error
// when the return value is neither a Promise nor `undefined`
function promisifyIt(originalFn, env, jasmine) {
return function(specName, fn, timeout) {
if (!fn) {
const spec = originalFn.call(env, specName);
spec.pend('not implemented');
return spec;
}
const hasDoneCallback = fn.length > 0;
if (hasDoneCallback) {
return originalFn.call(env, specName, fn, timeout);
}
const extraError = new Error(); // Without this line v8 stores references to all closures
// in the stack in the Error object. This line stringifies the stack
// property to allow garbage-collecting objects on the stack
// https://crbug.com/v8/7142
extraError.stack = extraError.stack;
const asyncJestTest = function asyncJestTest(done) {
const wrappedFn = (0, _isGeneratorFn.default)(fn)
? _co.default.wrap(fn)
: fn;
const returnValue = wrappedFn.call({});
if (isPromise(returnValue)) {
returnValue.then(done.bind(null, null), error => {
const _isError2 = (0, _isError3.default)(error),
checkIsError = _isError2.isError,
message = _isError2.message;
if (message) {
extraError.message = message;
}
if (jasmine.Spec.isPendingSpecException(error)) {
env.pending(message);
done();
} else {
done.fail(checkIsError ? error : extraError);
}
});
} else if (returnValue === undefined) {
done();
} else {
done.fail(
new Error(
'Jest: `it` and `test` must return either a Promise or undefined.'
)
);
}
};
return originalFn.call(env, specName, asyncJestTest, timeout);
};
}
function makeConcurrent(originalFn, env, mutex) {
return function(specName, fn, timeout) {
if (
env != null &&
!env.specFilter({
getFullName: () => specName || ''
})
) {
return originalFn.call(env, specName, () => Promise.resolve(), timeout);
}
let promise;
try {
promise = mutex(() => {
const promise = fn();
if (isPromise(promise)) {
return promise;
}
throw new Error(
`Jest: concurrent test "${specName}" must return a Promise.`
);
});
} catch (error) {
return originalFn.call(env, specName, () => Promise.reject(error));
}
return originalFn.call(env, specName, () => promise, timeout);
};
}
function jasmineAsyncInstall(globalConfig, global) {
const jasmine = global.jasmine;
const mutex = (0, _throat.default)(globalConfig.maxConcurrency);
const env = jasmine.getEnv();
env.it = promisifyIt(env.it, env, jasmine);
env.fit = promisifyIt(env.fit, env, jasmine);
global.it.concurrent = (env => {
const concurrent = makeConcurrent(env.it, env, mutex);
concurrent.only = makeConcurrent(env.fit, env, mutex);
concurrent.skip = makeConcurrent(env.xit, env, mutex);
return concurrent;
})(env);
global.fit.concurrent = makeConcurrent(env.fit, env, mutex);
env.afterAll = promisifyLifeCycleFunction(env.afterAll, env);
env.afterEach = promisifyLifeCycleFunction(env.afterEach, env);
env.beforeAll = promisifyLifeCycleFunction(env.beforeAll, env);
env.beforeEach = promisifyLifeCycleFunction(env.beforeEach, env);
}