Clean commit of Node.js library source

1 files changed, 88 insertions, 0 deletions

diff --git a/src/node/test/server_test.js b/src/node/test/server_test.js
new file mode 100644
index 0000000000..4dd972c3ff
--- /dev/null
+++ b/src/node/test/server_test.js
@@ -0,0 +1,88 @@
+var assert = require('assert');
+var grpc = require('bindings')('grpc.node');
+var Server = require('../server');
+var port_picker = require('../port_picker');
+
+/**
+ * This is used for testing functions with multiple asynchronous calls that
+ * can happen in different orders. This should be passed the number of async
+ * function invocations that can occur last, and each of those should call this
+ * function's return value
+ * @param {function()} done The function that should be called when a test is
+ *     complete.
+ * @param {number} count The number of calls to the resulting function if the
+ *     test passes.
+ * @return {function()} The function that should be called at the end of each
+ *     sequence of asynchronous functions.
+ */
+function multiDone(done, count) {
+  return function() {
+    count -= 1;
+    if (count <= 0) {
+      done();
+    }
+  };
+}
+
+/**
+ * Responds to every request with the same data as a response
+ * @param {Stream} stream
+ */
+function echoHandler(stream) {
+  stream.pipe(stream);
+}
+
+describe('echo server', function() {
+  it('should echo inputs as responses', function(done) {
+    done = multiDone(done, 4);
+    port_picker.nextAvailablePort(function(port) {
+      var server = new Server();
+      server.bind(port);
+      server.register('echo', echoHandler);
+      server.start();
+
+      var req_text = 'echo test string';
+      var status_text = 'OK';
+
+      var channel = new grpc.Channel(port);
+      var deadline = new Date();
+      deadline.setSeconds(deadline.getSeconds() + 3);
+      var call = new grpc.Call(channel,
+                               'echo',
+                               deadline);
+      call.startInvoke(function(event) {
+        assert.strictEqual(event.type,
+                           grpc.completionType.INVOKE_ACCEPTED);
+        call.startWrite(
+            new Buffer(req_text),
+            function(event) {
+              assert.strictEqual(event.type,
+                                 grpc.completionType.WRITE_ACCEPTED);
+              assert.strictEqual(event.data, grpc.opError.OK);
+              call.writesDone(function(event) {
+                assert.strictEqual(event.type,
+                                   grpc.completionType.FINISH_ACCEPTED);
+                assert.strictEqual(event.data, grpc.opError.OK);
+                done();
+              });
+            }, 0);
+        call.startRead(function(event) {
+          assert.strictEqual(event.type, grpc.completionType.READ);
+          assert.strictEqual(event.data.toString(), req_text);
+          done();
+        });
+      },function(event) {
+        assert.strictEqual(event.type,
+                           grpc.completionType.CLIENT_METADATA_READ);
+        done();
+      },function(event) {
+        assert.strictEqual(event.type, grpc.completionType.FINISHED);
+        var status = event.data;
+        assert.strictEqual(status.code, grpc.status.OK);
+        assert.strictEqual(status.details, status_text);
+        server.shutdown();
+        done();
+      }, 0);
+    });
+  });
+});