55 lines
1.9 KiB
JavaScript
55 lines
1.9 KiB
JavaScript
'use strict';
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var test = require('tape');
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var v = require('es-value-fixtures');
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var traverse = require('../');
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test('has', function (t) {
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var obj = { a: 2, b: [4, 5, { c: 6 }] };
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t.equal(traverse(obj).has(['b', 2, 'c']), true);
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t.equal(traverse(obj).has(['b', 2, 'c', 0]), false);
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t.equal(traverse(obj).has(['b', 2, 'd']), false);
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t.equal(traverse(obj).has([]), true);
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t.equal(traverse(obj).has(['a']), true);
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t.equal(traverse(obj).has(['a', 2]), false);
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t.test('symbols', { skip: !v.hasSymbols }, function (st) {
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/* eslint no-restricted-properties: 1 */
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var globalSymbol = Symbol.for('d');
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var localSymbol = Symbol('e');
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obj[globalSymbol] = {};
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obj[globalSymbol][localSymbol] = 7;
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obj[localSymbol] = 8;
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st.equal(traverse(obj).has([globalSymbol]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol]), true);
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st.equal(traverse(obj).has([globalSymbol, globalSymbol]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol, globalSymbol]), false);
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st.equal(traverse(obj).has([globalSymbol, localSymbol]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol, localSymbol]), true);
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st.equal(traverse(obj).has([localSymbol]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([localSymbol]), true);
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st.equal(traverse(obj).has([Symbol('d')]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([Symbol('d')]), false);
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st.equal(traverse(obj).has([Symbol('e')]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([Symbol('e')]), false);
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st.equal(traverse(obj).has([Symbol.for('d')]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([Symbol.for('d')]), true);
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st.equal(traverse(obj).has([Symbol.for('e')]), false);
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st.equal(traverse(obj, { includeSymbols: true }).has([Symbol.for('e')]), false);
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st.end();
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});
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t.end();
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});
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