migrate from perforce

node_modules/event-stream/test/pipeline.asynct.js

@@ -0,0 +1,52 @@
+var es = require('..')
+
+exports['do not duplicate errors'] = function (test) {
+
+  var errors = 0;
+  var pipe = es.pipeline(
+    es.through(function(data) {
+      return this.emit('data', data);
+    }),
+    es.through(function(data) {
+      return this.emit('error', new Error(data));
+    })
+  )
+
+  pipe.on('error', function(err) {
+    errors++
+    console.log('error count', errors)
+      process.nextTick(function () {
+        return test.done();
+      })
+  })
+
+  return pipe.write('meh');
+
+}
+
+exports['3 pipe do not duplicate errors'] = function (test) {
+
+  var errors = 0;
+  var pipe = es.pipeline(
+    es.through(function(data) {
+      return this.emit('data', data);
+    }),
+    es.through(function(data) {
+      return this.emit('error', new Error(data));
+    }),
+    es.through()
+  )
+
+  pipe.on('error', function(err) {
+    errors++
+    console.log('error count', errors)
+      process.nextTick(function () {
+        return test.done();
+      })
+  })
+
+  return pipe.write('meh');
+
+}
+
+require('./helper')(module)