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-rw-r--r--backend/node_modules/object-inspect/test/inspect.js139
1 files changed, 139 insertions, 0 deletions
diff --git a/backend/node_modules/object-inspect/test/inspect.js b/backend/node_modules/object-inspect/test/inspect.js
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+++ b/backend/node_modules/object-inspect/test/inspect.js
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+var test = require('tape');
+var hasSymbols = require('has-symbols/shams')();
+var utilInspect = require('../util.inspect');
+var repeat = require('string.prototype.repeat');
+
+var inspect = require('..');
+
+test('inspect', function (t) {
+ t.plan(5);
+
+ var obj = [{ inspect: function xyzInspect() { return '!XYZ¡'; } }, []];
+ var stringResult = '[ !XYZ¡, [] ]';
+ var falseResult = '[ { inspect: [Function: xyzInspect] }, [] ]';
+
+ t.equal(inspect(obj), stringResult);
+ t.equal(inspect(obj, { customInspect: true }), stringResult);
+ t.equal(inspect(obj, { customInspect: 'symbol' }), falseResult);
+ t.equal(inspect(obj, { customInspect: false }), falseResult);
+ t['throws'](
+ function () { inspect(obj, { customInspect: 'not a boolean or "symbol"' }); },
+ TypeError,
+ '`customInspect` must be a boolean or the string "symbol"'
+ );
+});
+
+test('inspect custom symbol', { skip: !hasSymbols || !utilInspect || !utilInspect.custom }, function (t) {
+ t.plan(4);
+
+ var obj = { inspect: function stringInspect() { return 'string'; } };
+ obj[utilInspect.custom] = function custom() { return 'symbol'; };
+
+ var symbolResult = '[ symbol, [] ]';
+ var stringResult = '[ string, [] ]';
+ var falseResult = '[ { inspect: [Function: stringInspect]' + (utilInspect.custom ? ', [' + inspect(utilInspect.custom) + ']: [Function: custom]' : '') + ' }, [] ]';
+
+ var symbolStringFallback = utilInspect.custom ? symbolResult : stringResult;
+ var symbolFalseFallback = utilInspect.custom ? symbolResult : falseResult;
+
+ t.equal(inspect([obj, []]), symbolStringFallback);
+ t.equal(inspect([obj, []], { customInspect: true }), symbolStringFallback);
+ t.equal(inspect([obj, []], { customInspect: 'symbol' }), symbolFalseFallback);
+ t.equal(inspect([obj, []], { customInspect: false }), falseResult);
+});
+
+test('symbols', { skip: !hasSymbols }, function (t) {
+ t.plan(2);
+
+ var obj = { a: 1 };
+ obj[Symbol('test')] = 2;
+ obj[Symbol.iterator] = 3;
+ Object.defineProperty(obj, Symbol('non-enum'), {
+ enumerable: false,
+ value: 4
+ });
+
+ if (typeof Symbol.iterator === 'symbol') {
+ t.equal(inspect(obj), '{ a: 1, [Symbol(test)]: 2, [Symbol(Symbol.iterator)]: 3 }', 'object with symbols');
+ t.equal(inspect([obj, []]), '[ { a: 1, [Symbol(test)]: 2, [Symbol(Symbol.iterator)]: 3 }, [] ]', 'object with symbols in array');
+ } else {
+ // symbol sham key ordering is unreliable
+ t.match(
+ inspect(obj),
+ /^(?:{ a: 1, \[Symbol\(test\)\]: 2, \[Symbol\(Symbol.iterator\)\]: 3 }|{ a: 1, \[Symbol\(Symbol.iterator\)\]: 3, \[Symbol\(test\)\]: 2 })$/,
+ 'object with symbols (nondeterministic symbol sham key ordering)'
+ );
+ t.match(
+ inspect([obj, []]),
+ /^\[ (?:{ a: 1, \[Symbol\(test\)\]: 2, \[Symbol\(Symbol.iterator\)\]: 3 }|{ a: 1, \[Symbol\(Symbol.iterator\)\]: 3, \[Symbol\(test\)\]: 2 }), \[\] \]$/,
+ 'object with symbols in array (nondeterministic symbol sham key ordering)'
+ );
+ }
+});
+
+test('maxStringLength', function (t) {
+ t['throws'](
+ function () { inspect('', { maxStringLength: -1 }); },
+ TypeError,
+ 'maxStringLength must be >= 0, or Infinity, not negative'
+ );
+
+ var str = repeat('a', 1e8);
+
+ t.equal(
+ inspect([str], { maxStringLength: 10 }),
+ '[ \'aaaaaaaaaa\'... 99999990 more characters ]',
+ 'maxStringLength option limits output'
+ );
+
+ t.equal(
+ inspect(['f'], { maxStringLength: null }),
+ '[ \'\'... 1 more character ]',
+ 'maxStringLength option accepts `null`'
+ );
+
+ t.equal(
+ inspect([str], { maxStringLength: Infinity }),
+ '[ \'' + str + '\' ]',
+ 'maxStringLength option accepts ∞'
+ );
+
+ t.end();
+});
+
+test('inspect options', { skip: !utilInspect.custom }, function (t) {
+ var obj = {};
+ obj[utilInspect.custom] = function () {
+ return JSON.stringify(arguments);
+ };
+ t.equal(
+ inspect(obj),
+ utilInspect(obj, { depth: 5 }),
+ 'custom symbols will use node\'s inspect'
+ );
+ t.equal(
+ inspect(obj, { depth: 2 }),
+ utilInspect(obj, { depth: 2 }),
+ 'a reduced depth will be passed to node\'s inspect'
+ );
+ t.equal(
+ inspect({ d1: obj }, { depth: 3 }),
+ '{ d1: ' + utilInspect(obj, { depth: 2 }) + ' }',
+ 'deep objects will receive a reduced depth'
+ );
+ t.equal(
+ inspect({ d1: obj }, { depth: 1 }),
+ '{ d1: [Object] }',
+ 'unlike nodejs inspect, customInspect will not be used once the depth is exceeded.'
+ );
+ t.end();
+});
+
+test('inspect URL', { skip: typeof URL === 'undefined' }, function (t) {
+ t.match(
+ inspect(new URL('https://nodejs.org')),
+ /nodejs\.org/, // Different environments stringify it differently
+ 'url can be inspected'
+ );
+ t.end();
+});