12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758 |
- 'use strict';
- var test = require('tape');
- var v = require('es-value-fixtures');
- var traverse = require('../');
- test('has', function (t) {
- var obj = { a: 2, b: [4, 5, { c: 6 }] };
- t.equal(traverse(obj).has(['b', 2, 'c']), true);
- t.equal(traverse(obj).has(['b', 2, 'c', 0]), false);
- t.equal(traverse(obj).has(['b', 2, 'd']), false);
- t.equal(traverse(obj).has([]), true);
- t.equal(traverse(obj).has(['a']), true);
- t.equal(traverse(obj).has(['a', 2]), false);
- // TODO: change this to `false`
- t.equal(traverse(undefined).has([]), true, 'traversing a non-object somehow returns true for no paths');
- t.equal(traverse(undefined).has(['my', 'path']), false, 'traversing a non-object does not have any paths');
- t.test('symbols', { skip: !v.hasSymbols }, function (st) {
- /* eslint no-restricted-properties: 1 */
- var globalSymbol = Symbol.for('d');
- var localSymbol = Symbol('e');
- obj[globalSymbol] = {};
- obj[globalSymbol][localSymbol] = 7;
- obj[localSymbol] = 8;
- st.equal(traverse(obj).has([globalSymbol]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol]), true);
- st.equal(traverse(obj).has([globalSymbol, globalSymbol]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol, globalSymbol]), false);
- st.equal(traverse(obj).has([globalSymbol, localSymbol]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([globalSymbol, localSymbol]), true);
- st.equal(traverse(obj).has([localSymbol]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([localSymbol]), true);
- st.equal(traverse(obj).has([Symbol('d')]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([Symbol('d')]), false);
- st.equal(traverse(obj).has([Symbol('e')]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([Symbol('e')]), false);
- st.equal(traverse(obj).has([Symbol.for('d')]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([Symbol.for('d')]), true);
- st.equal(traverse(obj).has([Symbol.for('e')]), false);
- st.equal(traverse(obj, { includeSymbols: true }).has([Symbol.for('e')]), false);
- st.end();
- });
- t.end();
- });
|