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