Current Dev State

static/js/ketcher2/node_modules/map-limit/test.js

@@ -0,0 +1,39 @@
+var test = require('tape')
+var mapl = require('./')
+
+test('basic', function(t) {
+  var items = [1, 2, 3, 4, 5]
+  var goals = [2, 4, 6, 8,10]
+
+  t.plan(2)
+
+  mapl(items, 5, function(item, next) {
+    next(null, item * 2)
+  }, function(err, results) {
+    t.ifError(err)
+    t.deepEqual(results, goals)
+  })
+})
+
+test('stalled', function(t) {
+  var items = [1, 2, 3, 4, 5, 6, 7, 8]
+  var goals = [2, 4, 6, 8,10,12,14,16]
+  var n = 0
+
+  t.plan(6)
+
+  mapl(items, 2, function(item, next) {
+    setTimeout(function() {
+      n += 1
+      next(null, item * 2)
+    }, 150)
+  }, function(err, results) {
+    t.ifError(err)
+    t.deepEqual(results, goals)
+  })
+
+  setTimeout(function() { t.equal(n, 2) }, 225)
+  setTimeout(function() { t.equal(n, 4) }, 350)
+  setTimeout(function() { t.equal(n, 6) }, 475)
+  setTimeout(function() { t.equal(n, 8) }, 625)
+})