The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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201 lines
7.8 KiB
201 lines
7.8 KiB
/* |
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* |
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* Copyright 2014, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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var assert = require('assert'); |
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var grpc = require('bindings')('grpc.node'); |
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var port_picker = require('../port_picker'); |
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/** |
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* This is used for testing functions with multiple asynchronous calls that |
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* can happen in different orders. This should be passed the number of async |
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* function invocations that can occur last, and each of those should call this |
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* function's return value |
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* @param {function()} done The function that should be called when a test is |
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* complete. |
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* @param {number} count The number of calls to the resulting function if the |
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* test passes. |
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* @return {function()} The function that should be called at the end of each |
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* sequence of asynchronous functions. |
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*/ |
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function multiDone(done, count) { |
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return function() { |
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count -= 1; |
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if (count <= 0) { |
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done(); |
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} |
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}; |
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} |
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describe('end-to-end', function() { |
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it('should start and end a request without error', function(complete) { |
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port_picker.nextAvailablePort(function(port) { |
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var server = new grpc.Server(); |
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var done = multiDone(function() { |
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complete(); |
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server.shutdown(); |
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}, 2); |
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server.addHttp2Port(port); |
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var channel = new grpc.Channel(port); |
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var deadline = new Date(); |
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deadline.setSeconds(deadline.getSeconds() + 3); |
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var status_text = 'xyz'; |
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var call = new grpc.Call(channel, |
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'dummy_method', |
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deadline); |
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call.startInvoke(function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.INVOKE_ACCEPTED); |
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call.writesDone(function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.FINISH_ACCEPTED); |
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assert.strictEqual(event.data, grpc.opError.OK); |
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}); |
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},function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.CLIENT_METADATA_READ); |
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},function(event) { |
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assert.strictEqual(event.type, grpc.completionType.FINISHED); |
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var status = event.data; |
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assert.strictEqual(status.code, grpc.status.OK); |
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assert.strictEqual(status.details, status_text); |
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done(); |
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}, 0); |
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server.start(); |
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server.requestCall(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.SERVER_RPC_NEW); |
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var server_call = event.call; |
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assert.notEqual(server_call, null); |
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server_call.serverAccept(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.FINISHED); |
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}, 0); |
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server_call.serverEndInitialMetadata(0); |
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server_call.startWriteStatus( |
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grpc.status.OK, |
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status_text, |
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function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.FINISH_ACCEPTED); |
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assert.strictEqual(event.data, grpc.opError.OK); |
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done(); |
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}); |
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}); |
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}); |
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}); |
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it('should send and receive data without error', function(complete) { |
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port_picker.nextAvailablePort(function(port) { |
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var req_text = 'client_request'; |
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var reply_text = 'server_response'; |
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var server = new grpc.Server(); |
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var done = multiDone(function() { |
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complete(); |
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server.shutdown(); |
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}, 6); |
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server.addHttp2Port(port); |
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var channel = new grpc.Channel(port); |
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var deadline = new Date(); |
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deadline.setSeconds(deadline.getSeconds() + 3); |
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var status_text = 'success'; |
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var call = new grpc.Call(channel, |
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'dummy_method', |
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deadline); |
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call.startInvoke(function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.INVOKE_ACCEPTED); |
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call.startWrite( |
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new Buffer(req_text), |
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function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.WRITE_ACCEPTED); |
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assert.strictEqual(event.data, grpc.opError.OK); |
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call.writesDone(function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.FINISH_ACCEPTED); |
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assert.strictEqual(event.data, grpc.opError.OK); |
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done(); |
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}); |
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}, 0); |
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call.startRead(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.READ); |
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assert.strictEqual(event.data.toString(), reply_text); |
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done(); |
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}); |
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},function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.CLIENT_METADATA_READ); |
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done(); |
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},function(event) { |
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assert.strictEqual(event.type, grpc.completionType.FINISHED); |
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var status = event.data; |
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assert.strictEqual(status.code, grpc.status.OK); |
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assert.strictEqual(status.details, status_text); |
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done(); |
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}, 0); |
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server.start(); |
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server.requestCall(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.SERVER_RPC_NEW); |
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var server_call = event.call; |
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assert.notEqual(server_call, null); |
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server_call.serverAccept(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.FINISHED); |
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done(); |
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}); |
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server_call.serverEndInitialMetadata(0); |
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server_call.startRead(function(event) { |
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assert.strictEqual(event.type, grpc.completionType.READ); |
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assert.strictEqual(event.data.toString(), req_text); |
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server_call.startWrite( |
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new Buffer(reply_text), |
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function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.WRITE_ACCEPTED); |
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assert.strictEqual(event.data, |
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grpc.opError.OK); |
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server_call.startWriteStatus( |
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grpc.status.OK, |
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status_text, |
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function(event) { |
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assert.strictEqual(event.type, |
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grpc.completionType.FINISH_ACCEPTED); |
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assert.strictEqual(event.data, grpc.opError.OK); |
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done(); |
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}); |
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}, 0); |
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}); |
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}); |
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}); |
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}); |
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});
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