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384f5d44a8
Some tests are assuming they will be run from a directory that do not contain any quote or special character in its path. That assumption is not necessary, using `JSON.stringify` or `pathToFileURL` ensures the test can be run whatever the path looks like. PR-URL: https://github.com/nodejs/node/pull/48958 Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Michaël Zasso <targos@protonmail.com>
83 lines
2.4 KiB
JavaScript
83 lines
2.4 KiB
JavaScript
// Flags: --expose-internals
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'use strict';
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require('../common');
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const fixtures = require('../common/fixtures');
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const assert = require('assert');
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const internalUtil = require('internal/util');
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const { internalBinding } = require('internal/test/binding');
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const {
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privateSymbols: {
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arrow_message_private_symbol,
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decorated_private_symbol,
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}
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} = internalBinding('util');
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const spawnSync = require('child_process').spawnSync;
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const decorateErrorStack = internalUtil.decorateErrorStack;
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// Verify that decorateErrorStack does not throw with non-objects.
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decorateErrorStack();
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decorateErrorStack(null);
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decorateErrorStack(1);
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decorateErrorStack(true);
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// Verify that a stack property is not added to non-Errors.
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const obj = {};
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decorateErrorStack(obj);
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assert.strictEqual(obj.stack, undefined);
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// Verify that the stack is decorated when possible.
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function checkStack(stack) {
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// Matching only on a minimal piece of the stack because the string will vary
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// greatly depending on the JavaScript engine. V8 includes `;` because it
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// displays the line of code (`var foo bar;`) that is causing a problem.
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// ChakraCore does not display the line of code but includes `;` in the phrase
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// `Expected ';' `.
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assert.match(stack, /;/g);
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// Test that it's a multiline string.
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assert.match(stack, /\n/g);
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}
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let err;
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const badSyntaxPath =
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fixtures.path('syntax', 'bad_syntax').replace(/\\/g, '\\\\');
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try {
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require(badSyntaxPath);
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} catch (e) {
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err = e;
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}
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assert(typeof err, 'object');
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checkStack(err.stack);
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// Verify that the stack is only decorated once.
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decorateErrorStack(err);
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decorateErrorStack(err);
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checkStack(err.stack);
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// Verify that the stack is only decorated once for uncaught exceptions.
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const args = [
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'-e',
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`require(${JSON.stringify(badSyntaxPath)})`,
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];
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const result = spawnSync(process.argv[0], args, { encoding: 'utf8' });
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checkStack(result.stderr);
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// Verify that the stack is unchanged when there is no arrow message.
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err = new Error('foo');
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let originalStack = err.stack;
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decorateErrorStack(err);
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assert.strictEqual(originalStack, err.stack);
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// Verify that the arrow message is added to the start of the stack when it
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// exists.
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const arrowMessage = 'arrow_message';
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err = new Error('foo');
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originalStack = err.stack;
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err[arrow_message_private_symbol] = arrowMessage;
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decorateErrorStack(err);
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assert.strictEqual(err.stack, `${arrowMessage}${originalStack}`);
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assert.strictEqual(err[decorated_private_symbol], true);
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