mirror of https://github.com/nodejs/node.git
110 lines
2.8 KiB
JavaScript
110 lines
2.8 KiB
JavaScript
// Flags: --experimental-modules
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/* eslint-disable required-modules */
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import assert from 'assert';
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let knownGlobals = [
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Buffer,
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clearImmediate,
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clearInterval,
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clearTimeout,
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console,
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constructor, // Enumerable in V8 3.21.
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global,
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process,
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setImmediate,
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setInterval,
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setTimeout
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];
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if (process.env.NODE_TEST_KNOWN_GLOBALS) {
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const knownFromEnv = process.env.NODE_TEST_KNOWN_GLOBALS.split(',');
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allowGlobals(...knownFromEnv);
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}
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export function allowGlobals(...whitelist) {
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knownGlobals = knownGlobals.concat(whitelist);
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}
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export function leakedGlobals() {
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//add possible expected globals
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if (global.gc) {
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knownGlobals.push(global.gc);
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}
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if (global.DTRACE_HTTP_SERVER_RESPONSE) {
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knownGlobals.push(DTRACE_HTTP_SERVER_RESPONSE);
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knownGlobals.push(DTRACE_HTTP_SERVER_REQUEST);
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knownGlobals.push(DTRACE_HTTP_CLIENT_RESPONSE);
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knownGlobals.push(DTRACE_HTTP_CLIENT_REQUEST);
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knownGlobals.push(DTRACE_NET_STREAM_END);
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knownGlobals.push(DTRACE_NET_SERVER_CONNECTION);
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}
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if (global.COUNTER_NET_SERVER_CONNECTION) {
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knownGlobals.push(COUNTER_NET_SERVER_CONNECTION);
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knownGlobals.push(COUNTER_NET_SERVER_CONNECTION_CLOSE);
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knownGlobals.push(COUNTER_HTTP_SERVER_REQUEST);
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knownGlobals.push(COUNTER_HTTP_SERVER_RESPONSE);
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knownGlobals.push(COUNTER_HTTP_CLIENT_REQUEST);
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knownGlobals.push(COUNTER_HTTP_CLIENT_RESPONSE);
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}
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if (global.LTTNG_HTTP_SERVER_RESPONSE) {
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knownGlobals.push(LTTNG_HTTP_SERVER_RESPONSE);
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knownGlobals.push(LTTNG_HTTP_SERVER_REQUEST);
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knownGlobals.push(LTTNG_HTTP_CLIENT_RESPONSE);
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knownGlobals.push(LTTNG_HTTP_CLIENT_REQUEST);
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knownGlobals.push(LTTNG_NET_STREAM_END);
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knownGlobals.push(LTTNG_NET_SERVER_CONNECTION);
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}
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if (global.ArrayBuffer) {
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knownGlobals.push(ArrayBuffer);
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knownGlobals.push(Int8Array);
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knownGlobals.push(Uint8Array);
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knownGlobals.push(Uint8ClampedArray);
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knownGlobals.push(Int16Array);
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knownGlobals.push(Uint16Array);
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knownGlobals.push(Int32Array);
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knownGlobals.push(Uint32Array);
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knownGlobals.push(Float32Array);
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knownGlobals.push(Float64Array);
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knownGlobals.push(DataView);
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}
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// Harmony features.
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if (global.Proxy) {
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knownGlobals.push(Proxy);
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}
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if (global.Symbol) {
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knownGlobals.push(Symbol);
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}
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const leaked = [];
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for (const val in global) {
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if (!knownGlobals.includes(global[val])) {
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leaked.push(val);
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}
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}
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if (global.__coverage__) {
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return leaked.filter((varname) => !/^(?:cov_|__cov)/.test(varname));
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} else {
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return leaked;
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}
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}
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// Turn this off if the test should not check for global leaks.
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export let globalCheck = true; // eslint-disable-line
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process.on('exit', function() {
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if (!globalCheck) return;
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const leaked = leakedGlobals();
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if (leaked.length > 0) {
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assert.fail(`Unexpected global(s) found: ${leaked.join(', ')}`);
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}
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});
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