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test: fix redeclared test-util-* vars
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PR-URL: #4994
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Roman Klauke <romaaan.git@gmail.com>
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@Trott
Trott authored and Myles Borins committed Feb 18, 2016
1 parent a2e8ee7 commit a371981
Showing 1 changed file with 119 additions and 101 deletions.
220 changes: 119 additions & 101 deletions test/parallel/test-util-inspect.js
View file
Original file line number Diff line number Diff line change
Expand Up @@ -45,24 +45,26 @@ assert.equal(util.inspect(Object.create({},
// the following ways this hash is displayed.
// See http://codereview.chromium.org/9124004/

var out = util.inspect(Object.create({},
{visible: {value: 1, enumerable: true}, hidden: {value: 2}}), true);
if (out !== '{ [hidden]: 2, visible: 1 }' &&
out !== '{ visible: 1, [hidden]: 2 }') {
assert.ok(false);
{
const out = util.inspect(Object.create({},
{visible: {value: 1, enumerable: true}, hidden: {value: 2}}), true);
if (out !== '{ [hidden]: 2, visible: 1 }' &&
out !== '{ visible: 1, [hidden]: 2 }') {
assert.ok(false);
}
}


// Objects without prototype
var out = util.inspect(Object.create(null,
{ name: {value: 'Tim', enumerable: true},
hidden: {value: 'secret'}}), true);
if (out !== "{ [hidden]: 'secret', name: 'Tim' }" &&
out !== "{ name: 'Tim', [hidden]: 'secret' }") {
assert(false);
{
const out = util.inspect(Object.create(null,
{ name: {value: 'Tim', enumerable: true},
hidden: {value: 'secret'}}), true);
if (out !== "{ [hidden]: 'secret', name: 'Tim' }" &&
out !== "{ name: 'Tim', [hidden]: 'secret' }") {
assert(false);
}
}


assert.equal(
util.inspect(Object.create(null,
{name: {value: 'Tim', enumerable: true},
Expand Down Expand Up @@ -129,17 +131,19 @@ assert.equal(util.inspect(a, true), '[ \'foo\', , \'baz\', [length]: 3 ]');
assert.equal(util.inspect(new Array(5)), '[ , , , , ]');

// test for Array constructor in different context
const Debug = require('vm').runInDebugContext('Debug');
var map = new Map();
map.set(1, 2);
var mirror = Debug.MakeMirror(map.entries(), true);
var vals = mirror.preview();
var valsOutput = [];
for (const o of vals) {
valsOutput.push(o);
}
{
const Debug = require('vm').runInDebugContext('Debug');
const map = new Map();
map.set(1, 2);
const mirror = Debug.MakeMirror(map.entries(), true);
const vals = mirror.preview();
const valsOutput = [];
for (const o of vals) {
valsOutput.push(o);
}

assert.strictEqual(util.inspect(valsOutput), '[ [ 1, 2 ] ]');
assert.strictEqual(util.inspect(valsOutput), '[ [ 1, 2 ] ]');
}

// test for other constructors in different context
var obj = require('vm').runInNewContext('(function(){return {}})()', {});
Expand Down Expand Up @@ -212,8 +216,10 @@ assert.doesNotThrow(function() {
});

// GH-2225
var x = { inspect: util.inspect };
assert.ok(util.inspect(x).indexOf('inspect') != -1);
{
const x = { inspect: util.inspect };
assert.ok(util.inspect(x).indexOf('inspect') != -1);
}

// util.inspect should not display the escaped value of a key.
var w = {
Expand Down Expand Up @@ -261,39 +267,41 @@ assert.doesNotThrow(function() {
});

// new API, accepts an "options" object
var subject = { foo: 'bar', hello: 31, a: { b: { c: { d: 0 } } } };
Object.defineProperty(subject, 'hidden', { enumerable: false, value: null });

assert(util.inspect(subject, { showHidden: false }).indexOf('hidden') === -1);
assert(util.inspect(subject, { showHidden: true }).indexOf('hidden') !== -1);
assert(util.inspect(subject, { colors: false }).indexOf('\u001b[32m') === -1);
assert(util.inspect(subject, { colors: true }).indexOf('\u001b[32m') !== -1);
assert(util.inspect(subject, { depth: 2 }).indexOf('c: [Object]') !== -1);
assert(util.inspect(subject, { depth: 0 }).indexOf('a: [Object]') !== -1);
assert(util.inspect(subject, { depth: null }).indexOf('{ d: 0 }') !== -1);

// "customInspect" option can enable/disable calling inspect() on objects
subject = { inspect: function() { return 123; } };

assert(util.inspect(subject,
{ customInspect: true }).indexOf('123') !== -1);
assert(util.inspect(subject,
{ customInspect: true }).indexOf('inspect') === -1);
assert(util.inspect(subject,
{ customInspect: false }).indexOf('123') === -1);
assert(util.inspect(subject,
{ customInspect: false }).indexOf('inspect') !== -1);

// custom inspect() functions should be able to return other Objects
subject.inspect = function() { return { foo: 'bar' }; };

assert.equal(util.inspect(subject), '{ foo: \'bar\' }');

subject.inspect = function(depth, opts) {
assert.strictEqual(opts.customInspectOptions, true);
};
{
let subject = { foo: 'bar', hello: 31, a: { b: { c: { d: 0 } } } };
Object.defineProperty(subject, 'hidden', { enumerable: false, value: null });

assert(util.inspect(subject, { showHidden: false }).indexOf('hidden') === -1);
assert(util.inspect(subject, { showHidden: true }).indexOf('hidden') !== -1);
assert(util.inspect(subject, { colors: false }).indexOf('\u001b[32m') === -1);
assert(util.inspect(subject, { colors: true }).indexOf('\u001b[32m') !== -1);
assert(util.inspect(subject, { depth: 2 }).indexOf('c: [Object]') !== -1);
assert(util.inspect(subject, { depth: 0 }).indexOf('a: [Object]') !== -1);
assert(util.inspect(subject, { depth: null }).indexOf('{ d: 0 }') !== -1);

// "customInspect" option can enable/disable calling inspect() on objects
subject = { inspect: function() { return 123; } };

assert(util.inspect(subject,
{ customInspect: true }).indexOf('123') !== -1);
assert(util.inspect(subject,
{ customInspect: true }).indexOf('inspect') === -1);
assert(util.inspect(subject,
{ customInspect: false }).indexOf('123') === -1);
assert(util.inspect(subject,
{ customInspect: false }).indexOf('inspect') !== -1);

// custom inspect() functions should be able to return other Objects
subject.inspect = function() { return { foo: 'bar' }; };

assert.equal(util.inspect(subject), '{ foo: \'bar\' }');

subject.inspect = function(depth, opts) {
assert.strictEqual(opts.customInspectOptions, true);
};

util.inspect(subject, { customInspectOptions: true });
util.inspect(subject, { customInspectOptions: true });
}

// util.inspect with "colors" option should produce as many lines as without it
function test_lines(input) {
Expand Down Expand Up @@ -353,8 +361,8 @@ if (typeof Symbol !== 'undefined') {
assert.equal(util.inspect([Symbol()]), '[ Symbol() ]');
assert.equal(util.inspect({ foo: Symbol() }), '{ foo: Symbol() }');

var options = { showHidden: true };
var subject = {};
const options = { showHidden: true };
let subject = {};

subject[Symbol('symbol')] = 42;

Expand All @@ -367,7 +375,6 @@ if (typeof Symbol !== 'undefined') {
assert.equal(util.inspect(subject), '[ 1, 2, 3 ]');
assert.equal(util.inspect(subject, options),
'[ 1, 2, 3, [length]: 3, [Symbol(symbol)]: 42 ]');

}

// test Set
Expand All @@ -378,13 +385,15 @@ set.bar = 42;
assert.equal(util.inspect(set, true), 'Set { \'foo\', [size]: 1, bar: 42 }');

// test Map
assert.equal(util.inspect(new Map()), 'Map {}');
assert.equal(util.inspect(new Map([[1, 'a'], [2, 'b'], [3, 'c']])),
'Map { 1 => \'a\', 2 => \'b\', 3 => \'c\' }');
var map = new Map([['foo', null]]);
map.bar = 42;
assert.equal(util.inspect(map, true),
'Map { \'foo\' => null, [size]: 1, bar: 42 }');
{
assert.equal(util.inspect(new Map()), 'Map {}');
assert.equal(util.inspect(new Map([[1, 'a'], [2, 'b'], [3, 'c']])),
'Map { 1 => \'a\', 2 => \'b\', 3 => \'c\' }');
const map = new Map([['foo', null]]);
map.bar = 42;
assert.equal(util.inspect(map, true),
'Map { \'foo\' => null, [size]: 1, bar: 42 }');
}

// test Promise
assert.equal(util.inspect(Promise.resolve(3)), 'Promise { 3 }');
Expand Down Expand Up @@ -457,41 +466,50 @@ checkAlignment(new Map(big_array.map(function(y) { return [y, null]; })));


// Test display of constructors

class ObjectSubclass {}
class ArraySubclass extends Array {}
class SetSubclass extends Set {}
class MapSubclass extends Map {}
class PromiseSubclass extends Promise {}

var x = new ObjectSubclass();
x.foo = 42;
assert.equal(util.inspect(x),
'ObjectSubclass { foo: 42 }');
assert.equal(util.inspect(new ArraySubclass(1, 2, 3)),
'ArraySubclass [ 1, 2, 3 ]');
assert.equal(util.inspect(new SetSubclass([1, 2, 3])),
'SetSubclass { 1, 2, 3 }');
assert.equal(util.inspect(new MapSubclass([['foo', 42]])),
'MapSubclass { \'foo\' => 42 }');
assert.equal(util.inspect(new PromiseSubclass(function() {})),
'PromiseSubclass { <pending> }');
{
class ObjectSubclass {}
class ArraySubclass extends Array {}
class SetSubclass extends Set {}
class MapSubclass extends Map {}
class PromiseSubclass extends Promise {}

const x = new ObjectSubclass();
x.foo = 42;
assert.equal(util.inspect(x),
'ObjectSubclass { foo: 42 }');
assert.equal(util.inspect(new ArraySubclass(1, 2, 3)),
'ArraySubclass [ 1, 2, 3 ]');
assert.equal(util.inspect(new SetSubclass([1, 2, 3])),
'SetSubclass { 1, 2, 3 }');
assert.equal(util.inspect(new MapSubclass([['foo', 42]])),
'MapSubclass { \'foo\' => 42 }');
assert.equal(util.inspect(new PromiseSubclass(function() {})),
'PromiseSubclass { <pending> }');
}

// Corner cases.
var x = { constructor: 42 };
assert.equal(util.inspect(x), '{ constructor: 42 }');

var x = {};
Object.defineProperty(x, 'constructor', {
get: function() {
throw new Error('should not access constructor');
},
enumerable: true
});
assert.equal(util.inspect(x), '{ constructor: [Getter] }');
{
const x = { constructor: 42 };
assert.equal(util.inspect(x), '{ constructor: 42 }');
}

var x = new (function() {});
assert.equal(util.inspect(x), '{}');
{
const x = {};
Object.defineProperty(x, 'constructor', {
get: function() {
throw new Error('should not access constructor');
},
enumerable: true
});
assert.equal(util.inspect(x), '{ constructor: [Getter] }');
}

var x = Object.create(null);
assert.equal(util.inspect(x), '{}');
{
const x = new (function() {});
assert.equal(util.inspect(x), '{}');
}

{
const x = Object.create(null);
assert.equal(util.inspect(x), '{}');
}

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