added doiuse plugin for postcss

1 files changed, 48 insertions, 0 deletions

diff --git a/node_modules/stream-shift/test.js b/node_modules/stream-shift/test.js
new file mode 100644
index 00000000..c0222c37
--- /dev/null
+++ b/node_modules/stream-shift/test.js
@@ -0,0 +1,48 @@
+var tape = require('tape')
+var through = require('through2')
+var stream = require('stream')
+var shift = require('./')
+
+tape('shifts next', function (t) {
+  var passthrough = through()
+
+  passthrough.write('hello')
+  passthrough.write('world')
+
+  t.same(shift(passthrough), Buffer('hello'))
+  t.same(shift(passthrough), Buffer('world'))
+  t.end()
+})
+
+tape('shifts next with core', function (t) {
+  var passthrough = stream.PassThrough()
+
+  passthrough.write('hello')
+  passthrough.write('world')
+
+  t.same(shift(passthrough), Buffer('hello'))
+  t.same(shift(passthrough), Buffer('world'))
+  t.end()
+})
+
+tape('shifts next with object mode', function (t) {
+  var passthrough = through({objectMode: true})
+
+  passthrough.write({hello: 1})
+  passthrough.write({world: 1})
+
+  t.same(shift(passthrough), {hello: 1})
+  t.same(shift(passthrough), {world: 1})
+  t.end()
+})
+
+tape('shifts next with object mode with core', function (t) {
+  var passthrough = stream.PassThrough({objectMode: true})
+
+  passthrough.write({hello: 1})
+  passthrough.write({world: 1})
+
+  t.same(shift(passthrough), {hello: 1})
+  t.same(shift(passthrough), {world: 1})
+  t.end()
+})