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116 lines
3.6 KiB
116 lines
3.6 KiB
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var common = require('../common');
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var assert = require('assert');
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var util = require('util');
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// test the internal isDate implementation
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var Date2 = require('vm').runInNewContext('Date');
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var d = new Date2();
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var orig = util.inspect(d);
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Date2.prototype.foo = 'bar';
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var after = util.inspect(d);
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assert.equal(orig, after);
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// test for sparse array
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var a = ['foo', 'bar', 'baz'];
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assert.equal(util.inspect(a), '[ \'foo\', \'bar\', \'baz\' ]');
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delete a[1];
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assert.equal(util.inspect(a), '[ \'foo\', , \'baz\' ]');
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assert.equal(util.inspect(a, true), '[ \'foo\', , \'baz\', [length]: 3 ]');
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assert.equal(util.inspect(new Array(5)), '[ , , , , ]');
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// test for property descriptors
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var getter = Object.create(null, {
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a: {
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get: function() { return 'aaa'; }
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}
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});
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var setter = Object.create(null, {
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b: {
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set: function() {}
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}
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});
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var getterAndSetter = Object.create(null, {
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c: {
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get: function() { return 'ccc'; },
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set: function() {}
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}
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});
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assert.equal(util.inspect(getter, true), '{ [a]: [Getter] }');
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assert.equal(util.inspect(setter, true), '{ [b]: [Setter] }');
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assert.equal(util.inspect(getterAndSetter, true), '{ [c]: [Getter/Setter] }');
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// exceptions should print the error message, not '{}'
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assert.equal(util.inspect(new Error()), '[Error]');
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assert.equal(util.inspect(new Error('FAIL')), '[Error: FAIL]');
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assert.equal(util.inspect(new TypeError('FAIL')), '[TypeError: FAIL]');
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assert.equal(util.inspect(new SyntaxError('FAIL')), '[SyntaxError: FAIL]');
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try {
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undef();
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} catch (e) {
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assert.equal(util.inspect(e), '[ReferenceError: undef is not defined]');
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}
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var ex = util.inspect(new Error('FAIL'), true);
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assert.ok(ex.indexOf('[Error: FAIL]') != -1);
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assert.ok(ex.indexOf('[stack]') != -1);
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assert.ok(ex.indexOf('[message]') != -1);
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assert.ok(ex.indexOf('[arguments]') != -1);
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assert.ok(ex.indexOf('[type]') != -1);
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// GH-1941
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// should not throw:
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assert.equal(util.inspect(Object.create(Date.prototype)), '{}');
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// GH-1944
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assert.doesNotThrow(function() {
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var d = new Date();
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d.toUTCString = null;
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util.inspect(d);
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});
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assert.doesNotThrow(function() {
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var r = /regexp/;
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r.toString = null;
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util.inspect(r);
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});
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// bug with user-supplied inspect function returns non-string
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assert.doesNotThrow(function() {
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util.inspect([{
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inspect: function() { return 123; }
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}]);
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});
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// GH-2225
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var x = { inspect: util.inspect };
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assert.ok(util.inspect(x).indexOf('inspect') != -1);
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// an object with "hasOwnProperty" overwritten should not throw
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assert.doesNotThrow(function() {
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util.inspect({
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hasOwnProperty: null
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});
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});
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