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node_modules/flush-write-stream/test.js

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+var tape = require('tape')
+var writer = require('./')
+
+tape('is a write stream', function (t) {
+  var expected = ['hello', 'world', 'verden']
+  var ws = writer.obj(write)
+
+  ws.write('hello')
+  ws.write('world')
+  ws.write('verden')
+  ws.end(function () {
+    t.same(expected.length, 0)
+    t.end()
+  })
+
+  function write (data, enc, cb) {
+    t.same(data, expected.shift())
+    cb()
+  }
+})
+
+tape('is flushable', function (t) {
+  var expected = ['hello', 'world', 'verden']
+  var flushed = false
+
+  var ws = writer.obj(write, flush)
+
+  ws.write('hello')
+  ws.write('world')
+  ws.write('verden')
+  ws.end(function () {
+    t.same(expected.length, 0)
+    t.ok(flushed, 'was flushed')
+    t.end()
+  })
+
+  function write (data, enc, cb) {
+    t.same(data, expected.shift())
+    cb()
+  }
+
+  function flush (cb) {
+    flushed = true
+    process.nextTick(cb)
+  }
+})
+
+tape('can pass options', function (t) {
+  var expected = ['hello', 'world', 'verden']
+  var flushed = false
+
+  var ws = writer({objectMode: true}, write, flush)
+
+  ws.write('hello')
+  ws.write('world')
+  ws.write('verden')
+  ws.end(function () {
+    t.same(expected.length, 0)
+    t.ok(flushed, 'was flushed')
+    t.end()
+  })
+
+  function write (data, enc, cb) {
+    t.same(data, expected.shift())
+    cb()
+  }
+
+  function flush (cb) {
+    flushed = true
+    process.nextTick(cb)
+  }
+})
+
+tape('emits error on destroy', function (t) {
+  var expected = new Error()
+
+  var ws = writer({objectMode: true}, function () {})
+
+  ws.on('error', function (err) {
+    t.equal(err, expected)
+  })
+  ws.on('close', t.end)
+
+  ws.destroy(expected)
+})