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9029aec834
This implements --trace-env, --trace-env-js-stack and --trace-env-native-stack CLI options which can be used to find out what environment variables are accessed and where they are accessed. PR-URL: https://github.com/nodejs/node/pull/55604 Reviewed-By: Chengzhong Wu <legendecas@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
100 lines
3.5 KiB
JavaScript
100 lines
3.5 KiB
JavaScript
'use strict';
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// This tests that --trace-env works.
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const common = require('../common');
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const { spawnSyncAndAssert } = require('../common/child_process');
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const assert = require('assert');
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const fixtures = require('../common/fixtures');
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// Check reads from the Node.js internals.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('empty.js')], {
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stderr(output) {
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// This is a non-exhaustive list of the environment variables checked
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// during startup of an empty script at the time this test was written.
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// If the internals remove any one of them, the checks here can be updated
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// accordingly.
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if (common.hasIntl) {
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assert.match(output, /get environment variable "NODE_ICU_DATA"/);
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}
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if (common.hasCrypto) {
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assert.match(output, /get environment variable "NODE_EXTRA_CA_CERTS"/);
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}
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if (common.hasOpenSSL3) {
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assert.match(output, /get environment variable "OPENSSL_CONF"/);
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}
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assert.match(output, /get environment variable "NODE_DEBUG_NATIVE"/);
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assert.match(output, /get environment variable "NODE_COMPILE_CACHE"/);
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assert.match(output, /get environment variable "NODE_NO_WARNINGS"/);
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assert.match(output, /get environment variable "NODE_V8_COVERAGE"/);
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assert.match(output, /get environment variable "NODE_DEBUG"/);
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assert.match(output, /get environment variable "NODE_CHANNEL_FD"/);
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assert.match(output, /get environment variable "NODE_UNIQUE_ID"/);
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if (common.isWindows) {
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assert.match(output, /get environment variable "USERPROFILE"/);
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} else {
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assert.match(output, /get environment variable "HOME"/);
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}
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assert.match(output, /get environment variable "NODE_PATH"/);
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assert.match(output, /get environment variable "WATCH_REPORT_DEPENDENCIES"/);
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}
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});
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// Check get from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'get.js') ], {
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env: {
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...process.env,
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FOO: 'FOO',
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BAR: undefined,
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}
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}, {
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stderr(output) {
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assert.match(output, /get environment variable "FOO"/);
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assert.match(output, /get environment variable "BAR"/);
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}
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});
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// Check set from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'set.js') ], {
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stderr(output) {
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assert.match(output, /set environment variable "FOO"/);
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}
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});
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// Check define from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'define.js') ], {
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stderr(output) {
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assert.match(output, /set environment variable "FOO"/);
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}
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});
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// Check query from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'query.js') ], {
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env: {
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...process.env,
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FOO: 'FOO',
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BAR: undefined,
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BAZ: undefined,
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}
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}, {
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stderr(output) {
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assert.match(output, /query environment variable "FOO": is set/);
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assert.match(output, /query environment variable "BAR": is not set/);
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assert.match(output, /query environment variable "BAZ": is not set/);
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}
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});
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// Check delete from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'delete.js') ], {
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stderr(output) {
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assert.match(output, /delete environment variable "FOO"/);
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}
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});
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// Check enumeration from user land.
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spawnSyncAndAssert(process.execPath, ['--trace-env', fixtures.path('process-env', 'enumerate.js') ], {
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stderr(output) {
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const matches = output.match(/enumerate environment variables/g);
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assert.strictEqual(matches.length, 2);
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}
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});
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