tra-analysis/website/functions/node_modules/traverse/test/interface.js

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2019-01-06 19:14:45 +00:00
var test = require('tape');
var traverse = require('../');
test('interface map', function (t) {
var obj = { a : [ 5,6,7 ], b : { c : [8] } };
t.same(
traverse.paths(obj)
.sort()
.map(function (path) { return path.join('/') })
.slice(1)
.join(' ')
,
'a a/0 a/1 a/2 b b/c b/c/0'
);
t.same(
traverse.nodes(obj),
[
{ a: [ 5, 6, 7 ], b: { c: [ 8 ] } },
[ 5, 6, 7 ], 5, 6, 7,
{ c: [ 8 ] }, [ 8 ], 8
]
);
t.same(
traverse.map(obj, function (node) {
if (typeof node == 'number') {
return node + 1000;
}
else if (Array.isArray(node)) {
return node.join(' ');
}
}),
{ a: '5 6 7', b: { c: '8' } }
);
var nodes = 0;
traverse.forEach(obj, function (node) { nodes ++ });
t.same(nodes, 8);
t.end();
});