biobulkbende.org/node_modules/object-inspect/test/inspect.js

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2020-09-16 12:23:28 +00:00
var test = require('tape');
var hasSymbols = require('has-symbols')();
var utilInspect = require('../util.inspect');
var repeat = require('string.prototype.repeat');
var inspect = require('..');
test('inspect', function (t) {
t.plan(3);
var obj = [{ inspect: function xyzInspect() { return '!XYZ¡'; } }, []];
t.equal(inspect(obj), '[ !XYZ¡, [] ]');
t.equal(inspect(obj, { customInspect: true }), '[ !XYZ¡, [] ]');
t.equal(inspect(obj, { customInspect: false }), '[ { inspect: [Function: xyzInspect] }, [] ]');
});
test('inspect custom symbol', { skip: !hasSymbols || !utilInspect || !utilInspect.custom }, function (t) {
t.plan(3);
var obj = { inspect: function stringInspect() { return 'string'; } };
obj[utilInspect.custom] = function custom() { return 'symbol'; };
t.equal(inspect([obj, []]), '[ ' + (utilInspect.custom ? 'symbol' : 'string') + ', [] ]');
t.equal(inspect([obj, []], { customInspect: true }), '[ ' + (utilInspect.custom ? 'symbol' : 'string') + ', [] ]');
t.equal(inspect([obj, []], { customInspect: false }), '[ { inspect: [Function: stringInspect] }, [] ]');
});
test('maxStringLength', function (t) {
t.equal(
inspect([repeat('a', 1e8)], { maxStringLength: 10 }),
'[ \'aaaaaaaaaa\'... 99999990 more characters ]',
'maxStringLength option limits output'
);
t.end();
});