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website/functions/node_modules/traverse/testling/leaves.js

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+var traverse = require('./');
+var test = require('testling');
+
+test('leaves', function (t) {
+    var obj = {
+        a : [1,2,3],
+        b : 4,
+        c : [5,6],
+        d : { e : [7,8], f : 9 }
+    };
+    
+    var acc = [];
+    traverse(obj).forEach(function (x) {
+        if (this.isLeaf) acc.push(x);
+    });
+    
+    t.deepEqual(
+        acc, [ 1, 2, 3, 4, 5, 6, 7, 8, 9 ],
+        'traversal in the proper order'
+    );
+    t.end();
+});