api

node_modules/needle/test/decoder_spec.js

@@ -0,0 +1,45 @@
+var should  = require('should'),
+    needle  = require('./../'),
+    Q       = require('q'),
+    chardet = require('jschardet');
+
+describe('character encoding', function() {
+
+  describe('when server send non-UTF8 data', function() {
+
+    it('client should convert this to UTF-8', function(done) {
+
+      // Our Needle wrapper that requests a chinese website.
+      var task    = Q.nbind(needle.get, needle, 'http://www.chinesetop100.com/');
+
+      // Different instantiations of this task
+      var tasks   = [Q.fcall(task, {decode: true}),
+                     Q.fcall(task, {decode: false})];
+
+      var results = tasks.map(function(task) {
+        return task.then(function(obj) {
+          return obj[0].body;
+        });
+      });
+
+      // Execute all requests concurrently
+      Q.all(results).done(function(bodies) {
+
+        var charsets = [
+          chardet.detect(bodies[0]).encoding,
+          chardet.detect(bodies[1]).encoding,
+        ]
+
+        // We wanted to decode our first stream.
+        charsets[0].should.equal('ascii');
+        bodies[0].indexOf('全球中文网站前二十强').should.not.equal(-1);
+
+        // But not our second stream.
+        charsets[1].should.equal('windows-1252');
+        bodies[1].indexOf('全球中文网站前二十强').should.equal(-1);
+
+        done();
+      });
+    })
+  })
+})