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feat: ✨ Created a mini nodeJS server with NewMan for testing without PostMan GUI.

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This will mimic a run in a CD/CI environment or docker container.
This commit is contained in:
Simon Priet
2021-09-08 14:01:19 +02:00
parent 5fbd7c88fa
commit e69a613a37
5610 changed files with 740417 additions and 3 deletions
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node_modules/postman-runtime/lib/runner/extensions/event.command.js generated vendored Normal file
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var _ = require('lodash'),
uuid = require('uuid'),
async = require('async'),
util = require('../util'),
sdk = require('postman-collection'),
sandbox = require('postman-sandbox'),
serialisedError = require('serialised-error'),
ToughCookie = require('tough-cookie').Cookie,
createItemContext = require('../create-item-context'),
ASSERTION_FAILURE = 'AssertionFailure',
SAFE_CONTEXT_VARIABLES = ['_variables', 'environment', 'globals', 'collectionVariables', 'cookies', 'data',
'request', 'response'],
EXECUTION_REQUEST_EVENT_BASE = 'execution.request.',
EXECUTION_RESPONSE_EVENT_BASE = 'execution.response.',
EXECUTION_ASSERTION_EVENT_BASE = 'execution.assertion.',
EXECUTION_ERROR_EVENT_BASE = 'execution.error.',
EXECUTION_COOKIES_EVENT_BASE = 'execution.cookies.',
COOKIES_EVENT_STORE_ACTION = 'store',
COOKIE_STORE_PUT_METHOD = 'putCookie',
COOKIE_STORE_UPDATE_METHOD = 'updateCookie',
FILE = 'file',
REQUEST_BODY_MODE_FILE = 'file',
REQUEST_BODY_MODE_FORMDATA = 'formdata',
getCookieDomain, // fn
postProcessContext, // fn
sanitizeFiles; // fn
postProcessContext = function (execution, failures) { // function determines whether the event needs to abort
var error;
if (failures && failures.length) {
error = new Error(failures.join(', '));
error.name = ASSERTION_FAILURE;
}
return error ? serialisedError(error, true) : undefined;
};
/**
* Removes files in Request body if any.
*
* @private
*
* @param {Request~definition} request Request JSON representation to be sanitized
* @param {Function} callback function invoked with error, request and sanitisedFiles.
* sanitisedFiles is the list of files removed from request.
*
* @note this function mutates the request
* @todo remove files path from request.certificate
*/
sanitizeFiles = function (request, callback) {
if (!request) {
return callback(new Error('Could not complete pm.sendRequest. Request is empty.'));
}
var sanitisedFiles = [];
// do nothing if request body is empty
if (!request.body) {
// send request as such
return callback(null, request, sanitisedFiles);
}
// in case of request body mode is file, we strip it out
if (request.body.mode === REQUEST_BODY_MODE_FILE) {
sanitisedFiles.push(_.get(request, 'body.file.src'));
request.body = null; // mutate the request for body
}
// if body is form-data then we deep dive into the data items and remove the entries that have file data
else if (request.body.mode === REQUEST_BODY_MODE_FORMDATA) {
// eslint-disable-next-line lodash/prefer-immutable-method
_.remove(request.body.formdata, function (param) {
// blank param and non-file param is removed
if (!param || param.type !== FILE) { return false; }
// at this point the param needs to be removed
sanitisedFiles.push(param.src);
return true;
});
}
return callback(null, request, sanitisedFiles);
};
/**
* Fetch domain name from CookieStore event arguments.
*
* @private
* @param {String} fnName - CookieStore method name
* @param {Array} args - CookieStore method arguments
* @returns {String|Undefined} - Domain name
*/
getCookieDomain = function (fnName, args) {
if (!(fnName && args)) {
return;
}
var domain;
switch (fnName) {
case 'findCookie':
case 'findCookies':
case 'removeCookie':
case 'removeCookies':
domain = args[0];
break;
case 'putCookie':
case 'updateCookie':
domain = args[0] && args[0].domain;
break;
default:
return;
}
return domain;
};
/**
* Script execution extension of the runner.
* This module exposes processors for executing scripts before and after requests. Essentially, the processors are
* itself not aware of other processors and simply allow running of a script and then queue a procesor as defined in
* payload.
*
* Adds options
* - stopOnScriptError:Boolean [false]
* - host:Object [undefined]
*/
module.exports = {
init: function (done) {
var run = this;
// if this run object already has a host, we do not need to create one.
if (run.host) {
return done();
}
// @todo - remove this when chrome app and electron host creation is offloaded to runner
// @todo - can this be removed now in runtime v4?
if (run.options.host && run.options.host.external === true) {
run.host = run.options.host.instance;
return done();
}
sandbox.createContext(_.merge({
timeout: _(run.options.timeout).pick(['script', 'global']).values().min()
// debug: true
}, run.options.host), function (err, context) {
if (err) { return done(err); }
// store the host in run object for future use and move on
run.host = context;
context.on('console', function () {
run.triggers.console.apply(run.triggers, arguments);
});
context.on('error', function () {
run.triggers.error.apply(run.triggers, arguments);
});
context.on('execution.error', function () {
run.triggers.exception.apply(run.triggers, arguments);
});
context.on('execution.assertion', function () {
run.triggers.assertion.apply(run.triggers, arguments);
});
done();
});
},
/**
* This lists the name of the events that the script processors are likely to trigger
*
* @type {Array}
*/
triggers: ['beforeScript', 'script', 'assertion', 'exception', 'console'],
process: {
/**
* This processors job is to do the following:
* - trigger event by its name
* - execute all scripts that the event listens to and return execution results
*
* @param {Object} payload
* @param {String} payload.name
* @param {Item} payload.item
* @param {Object} [payload.context]
* @param {Cursor} [payload.coords]
* @param {Number} [payload.scriptTimeout] - The millisecond timeout for the current running script.
* @param {Array.<String>} [payload.trackContext]
* @param {Boolean} [payload.stopOnScriptError] - if set to true, then a synchronous error encountered during
* execution of a script will stop executing any further scripts
* @param {Boolean} [payload.abortOnFailure]
* @param {Boolean} [payload.stopOnFailure]
* @param {Function} next
*
* @note - in order to raise trigger for the entire event, ensure your extension has registered the triggers
*/
event: function (payload, next) {
var item = payload.item,
eventName = payload.name,
cursor = payload.coords,
// the payload can have a list of variables to track from the context post execution, ensure that
// those are accurately set
track = _.isArray(payload.trackContext) && _.isObject(payload.context) &&
// ensure that only those variables that are defined in the context are synced
payload.trackContext.filter(function (variable) {
return _.isObject(payload.context[variable]);
}),
stopOnScriptError = (_.has(payload, 'stopOnScriptError') ? payload.stopOnScriptError :
this.options.stopOnScriptError),
abortOnError = (_.has(payload, 'abortOnError') ? payload.abortOnError : this.options.abortOnError),
// @todo: find a better home for this option processing
abortOnFailure = payload.abortOnFailure,
stopOnFailure = payload.stopOnFailure,
events;
// @todo: find a better place to code this so that event is not aware of such options
if (abortOnFailure) {
abortOnError = true;
}
// validate the payload
if (!eventName) {
return next(new Error('runner.extension~events: event payload is missing the event name.'));
}
if (!item) {
return next(new Error('runner.extension~events: event payload is missing the triggered item.'));
}
// get the list of events to be executed
// includes events in parent as well
events = item.events.listeners(eventName, {excludeDisabled: true});
// call the "before" event trigger by its event name.
// at this point, the one who queued this event, must ensure that the trigger for it is defined in its
// 'trigger' interface
this.triggers[_.camelCase('before-' + eventName)](null, cursor, events, item);
// with all the event listeners in place, we now iterate on them and execute its scripts. post execution,
// we accumulate the results in order to be passed on to the event callback trigger.
async.mapSeries(events, function (event, next) {
// in case the event has no script we bail out early
if (!event.script) {
return next(null, {event: event});
}
// get access to the script from the event.
var script = event.script,
executionId = uuid(),
assertionFailed = [],
asyncScriptError,
// create copy of cursor so we don't leak script ids outside `event.command`
// and across scripts
scriptCursor = _.clone(cursor);
// store the execution id in script
script._lastExecutionId = executionId; // please don't use it anywhere else!
// if we can find an id on script or event we add them to the cursor
// so logs and errors can be traced back to the script they came from
event.id && (scriptCursor.eventId = event.id);
event.script.id && (scriptCursor.scriptId = event.script.id);
// trigger the "beforeScript" callback
this.triggers.beforeScript(null, scriptCursor, script, event, item);
// add event listener to trap all assertion events, but only if needed. to avoid needlessly accumulate
// stuff in memory.
(abortOnFailure || stopOnFailure) &&
this.host.on(EXECUTION_ASSERTION_EVENT_BASE + executionId, function (scriptCursor, assertions) {
_.forEach(assertions, function (assertion) {
assertion && !assertion.passed && assertionFailed.push(assertion.name);
});
});
// To store error event, but only if needed. Because error in callback of host.execute()
// don't show execution errors for async scripts
(abortOnError || stopOnScriptError) &&
// only store first async error in case of multiple errors
this.host.once(EXECUTION_ERROR_EVENT_BASE + executionId, function (scriptCursor, error) {
if (error && !(error instanceof Error)) {
error = new Error(error.message || error);
}
asyncScriptError = error;
// @todo: Figure out a way to abort the script execution here as soon as we get an error.
// We can send `execution.abort.` event to sandbox for this, but currently it silently
// terminates the script execution without triggering the callback.
});
this.host.on(EXECUTION_COOKIES_EVENT_BASE + executionId,
function (eventId, action, fnName, args) {
// only store action is supported, might need to support
// more cookie actions in next 2 years ¯\_(ツ)_/¯
if (action !== COOKIES_EVENT_STORE_ACTION) { return; }
var self = this,
dispatchEvent = EXECUTION_COOKIES_EVENT_BASE + executionId,
cookieJar = _.get(self, 'requester.options.cookieJar'),
cookieStore = cookieJar && cookieJar.store,
cookieDomain;
if (!cookieStore) {
return self.host.dispatch(dispatchEvent, eventId, 'CookieStore: no store found');
}
if (typeof cookieStore[fnName] !== 'function') {
return self.host.dispatch(dispatchEvent, eventId,
`CookieStore: invalid method name '${fnName}'`);
}
!Array.isArray(args) && (args = []);
// set expected args length to make sure callback is always called
args.length = cookieStore[fnName].length - 1;
// there's no way cookie store can identify the difference
// between regular and programmatic access. So, for now
// we check for programmatic access using the cookieJar
// helper method and emit the default empty value for that
// method.
// @note we don't emit access denied error here because
// that might blocks users use-case while accessing
// cookies for a sub-domain.
cookieDomain = getCookieDomain(fnName, args);
if (cookieJar && typeof cookieJar.allowProgrammaticAccess === 'function' &&
!cookieJar.allowProgrammaticAccess(cookieDomain)) {
return self.host.dispatch(dispatchEvent, eventId,
`CookieStore: programmatic access to "${cookieDomain}" is denied`);
}
// serialize cookie object
if (fnName === COOKIE_STORE_PUT_METHOD && args[0]) {
args[0] = ToughCookie.fromJSON(args[0]);
}
if (fnName === COOKIE_STORE_UPDATE_METHOD && args[0] && args[1]) {
args[0] = ToughCookie.fromJSON(args[0]);
args[1] = ToughCookie.fromJSON(args[1]);
}
// add store method's callback argument
args.push(function (err, res) {
// serialize error message
if (err && err instanceof Error) {
err = err.message || String(err);
}
self.host.dispatch(dispatchEvent, eventId, err, res);
});
try {
cookieStore[fnName].apply(cookieStore, args);
}
catch (error) {
self.host.dispatch(dispatchEvent, eventId,
`runtime~CookieStore: error executing "${fnName}"`);
}
}.bind(this));
this.host.on(EXECUTION_REQUEST_EVENT_BASE + executionId,
function (scriptCursor, id, requestId, request) {
// remove files in request body if any
sanitizeFiles(request, function (err, request, sanitisedFiles) {
if (err) {
return this.host.dispatch(EXECUTION_RESPONSE_EVENT_BASE + id, requestId, err);
}
var nextPayload;
// if request is sanitized send a warning
if (!_.isEmpty(sanitisedFiles)) {
this.triggers.console(scriptCursor, 'warn',
'uploading files from scripts is not allowed');
}
nextPayload = {
item: new sdk.Item({request: request}),
coords: scriptCursor,
// @todo - get script type from the sandbox
source: 'script',
// abortOnError makes sure request command bubbles errors
// so we can pass it on to the callback
abortOnError: true
};
// create context for executing this request
nextPayload.context = createItemContext(nextPayload);
this.immediate('httprequest', nextPayload).done(function (result) {
this.host.dispatch(
EXECUTION_RESPONSE_EVENT_BASE + id,
requestId,
null,
result && result.response,
// @todo get cookies from result.history or pass PostmanHistory
// instance once it is fully supported
result && {cookies: result.cookies}
);
}).catch(function (err) {
this.host.dispatch(EXECUTION_RESPONSE_EVENT_BASE + id, requestId, err);
});
}.bind(this));
}.bind(this));
// finally execute the script
this.host.execute(event, {
id: executionId,
// debug: true,
timeout: payload.scriptTimeout, // @todo: Expose this as a property in Collection SDK's Script
cursor: scriptCursor,
context: _.pick(payload.context, SAFE_CONTEXT_VARIABLES),
serializeLogs: _.get(this, 'options.script.serializeLogs'),
// legacy options
legacy: {
_itemId: item.id,
_itemName: item.name
}
}, function (err, result) {
this.host.removeAllListeners(EXECUTION_REQUEST_EVENT_BASE + executionId);
this.host.removeAllListeners(EXECUTION_ASSERTION_EVENT_BASE + executionId);
this.host.removeAllListeners(EXECUTION_RESPONSE_EVENT_BASE + executionId);
this.host.removeAllListeners(EXECUTION_COOKIES_EVENT_BASE + executionId);
this.host.removeAllListeners(EXECUTION_ERROR_EVENT_BASE + executionId);
// Handle async errors as well.
// If there was an error running the script itself, that takes precedence
if (!err && asyncScriptError) {
err = asyncScriptError;
}
// electron IPC does not bubble errors to the browser process, so we serialize it here.
err && (err = serialisedError(err, true));
// if it is defined that certain variables are to be synced back to result, we do the same
track && result && track.forEach(function (variable) {
if (!(_.isObject(result[variable]) && payload.context[variable])) { return; }
var contextVariable = payload.context[variable],
mutations = result[variable].mutations;
// bail out if there are no mutations
if (!mutations) {
return;
}
// ensure that variable scope is treated accordingly
if (_.isFunction(contextVariable.applyMutation)) {
mutations = new sdk.MutationTracker(result[variable].mutations);
mutations.applyOn(contextVariable);
}
// @todo: unify the non variable scope flows and consume diff always
// and drop sending the full variable scope from sandbox
else {
util.syncObject(contextVariable, result[variable]);
}
});
// Get the failures. If there was an error running the script itself, that takes precedence
if (!err && (abortOnFailure || stopOnFailure)) {
err = postProcessContext(result, assertionFailed); // also use async assertions
}
// Ensure that we have SDK instances, not serialized plain objects.
// @todo - should this be handled by the sandbox?
result && result._variables && (result._variables = new sdk.VariableScope(result._variables));
result && result.environment && (result.environment = new sdk.VariableScope(result.environment));
result && result.globals && (result.globals = new sdk.VariableScope(result.globals));
result && result.collectionVariables &&
(result.collectionVariables = new sdk.VariableScope(result.collectionVariables));
result && result.request && (result.request = new sdk.Request(result.request));
// @note Since postman-sandbox@3.5.2, response object is not included in the execution result.
// Refer: https://github.com/postmanlabs/postman-sandbox/pull/512
// Adding back here to avoid breaking change in `script` callback.
// @todo revisit script callback args in runtime v8.
result && payload.context && payload.context.response &&
(result.response = new sdk.Response(payload.context.response));
// persist the pm.variables for the next script
result && result._variables &&
(payload.context._variables = new sdk.VariableScope(result._variables));
// persist the pm.variables for the next request
result && result._variables && (this.state._variables = new sdk.VariableScope(result._variables));
// persist the mutated request in payload context,
// @note this will be used for the next prerequest script or
// upcoming commands(request, httprequest).
result && result.request && (payload.context.request = result.request);
// now that this script is done executing, we trigger the event and move to the next script
this.triggers.script(err || null, scriptCursor, result, script, event, item);
// move to next script and pass on the results for accumulation
next(((stopOnScriptError || abortOnError || stopOnFailure) && err) ? err : null, _.assign({
event: event,
script: script,
result: result
}, err && {error: err})); // we use assign here to avoid needless error property
}.bind(this));
}.bind(this), function (err, results) {
// trigger the event completion callback
this.triggers[eventName](null, cursor, results, item);
next((abortOnError && err) ? err : null, results, err);
}.bind(this));
}
}
};