lepu-test-platform-web/node_modules/duplexer/test/index.js

32 lines
525 B
JavaScript

var through = require("through")
var test = require("tape")
var duplex = require("../index")
var readable = through()
var writable = through(write)
var written = 0
var data = 0
var stream = duplex(writable, readable)
function write() {
written++
}
stream.on("data", ondata)
function ondata() {
data++
}
test("emit and write", function(t) {
t.plan(2)
stream.write()
readable.emit("data")
t.equal(written, 1, "should have written once")
t.equal(data, 1, "should have received once")
})