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// Flags: --expose-internals
'use strict';
const common = require('../common');
common.skipIfInspectorDisabled();
common.skipIf32Bits();
const assert = require('assert');
const { internalBinding } = require('internal/test/binding');
const { async_hook_fields, constants } = internalBinding('async_wrap');
const { kTotals } = constants;
const inspector = require('inspector');
const setDepth = 'Debugger.setAsyncCallStackDepth';
function verifyAsyncHookDisabled(message) {
assert.strictEqual(async_hook_fields[kTotals], 0,
`${async_hook_fields[kTotals]} !== 0: ${message}`);
}
function verifyAsyncHookEnabled(message) {
assert.strictEqual(async_hook_fields[kTotals], 4,
`${async_hook_fields[kTotals]} !== 4: ${message}`);
}
// By default inspector async hooks should not have been installed.
verifyAsyncHookDisabled('inspector async hook should be disabled at startup');
const session = new inspector.Session();
verifyAsyncHookDisabled('creating a session should not enable async hooks');
session.connect();
verifyAsyncHookDisabled('connecting a session should not enable async hooks');
session.post('Debugger.enable', () => {
verifyAsyncHookDisabled('enabling debugger should not enable async hooks');
session.post(setDepth, { invalid: 'message' }, () => {
verifyAsyncHookDisabled('invalid message should not enable async hooks');
session.post(setDepth, { maxDepth: 'five' }, () => {
verifyAsyncHookDisabled('invalid maxDepth (string) should not enable ' +
'async hooks');
session.post(setDepth, { maxDepth: NaN }, () => {
verifyAsyncHookDisabled('invalid maxDepth (NaN) should not enable ' +
'async hooks');
session.post(setDepth, { maxDepth: 10 }, () => {
verifyAsyncHookEnabled('valid message should enable async hooks');
session.post(setDepth, { maxDepth: 0 }, () => {
verifyAsyncHookDisabled('Setting maxDepth to 0 should disable ' +
'async hooks');
runTestSet2(session);
});
});
});
});
});
});
function runTestSet2(session) {
session.post(setDepth, { maxDepth: 32 }, () => {
verifyAsyncHookEnabled('valid message should enable async hooks');
session.post('Debugger.disable', () => {
verifyAsyncHookDisabled('Debugger.disable should disable async hooks');
session.post('Debugger.enable', () => {
verifyAsyncHookDisabled('Enabling debugger should not enable hooks');
session.post(setDepth, { maxDepth: 64 }, () => {
verifyAsyncHookEnabled('valid message should enable async hooks');
session.disconnect();
verifyAsyncHookDisabled('Disconnecting session should disable ' +
'async hooks');
});
});
});
});
}
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