node/test/parallel/test-permission-fs-internal...

39 lines
1.3 KiB
JavaScript

// Flags: --expose-internals --permission --allow-fs-read=test/common* --allow-fs-read=tools* --allow-fs-read=test/parallel* --allow-child-process --allow-natives-syntax
'use strict';
const common = require('../common');
const { isMainThread } = require('worker_threads');
const { strictEqual } = require('assert');
if (!isMainThread) {
common.skip('This test only works on a main thread');
}
if (!common.hasCrypto) {
common.skip('no crypto');
}
const { internalBinding } = require('internal/test/binding');
const fixtures = require('../common/fixtures');
const blockedFile = fixtures.path('permission', 'deny', 'protected-file.md');
const internalFsBinding = internalBinding('fs');
strictEqual(internalFsBinding.internalModuleStat(blockedFile), 0);
// Only javascript methods can be optimized through %OptimizeFunctionOnNextCall
// This is why we surround the C++ method we want to optimize with a JS function.
function testFastPaths(file) {
return internalFsBinding.internalModuleStat(file);
}
eval('%PrepareFunctionForOptimization(testFastPaths)');
testFastPaths(blockedFile);
eval('%OptimizeFunctionOnNextCall(testFastPaths)');
strictEqual(testFastPaths(blockedFile), 0);
if (common.isDebug) {
const { getV8FastApiCallCount } = internalBinding('debug');
strictEqual(getV8FastApiCallCount('fs.internalModuleStat'), 1);
}