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/*
*
* Copyright 2014, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
var assert = require('assert');
var grpc = require('bindings')('grpc.node');
/**
* 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();
}
};
}
describe('end-to-end', function() {
var server;
var channel;
before(function() {
server = new grpc.Server();
var port_num = server.addHttp2Port('0.0.0.0:0');
server.start();
channel = new grpc.Channel('localhost:' + port_num);
});
after(function() {
server.shutdown();
});
it('should start and end a request without error', function(complete) {
var done = multiDone(complete, 2);
var deadline = new Date();
deadline.setSeconds(deadline.getSeconds() + 3);
var status_text = 'xyz';
var call = new grpc.Call(channel,
'dummy_method',
Infinity);
var client_batch = {};
client_batch[grpc.opType.SEND_INITIAL_METADATA] = {};
client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true;
client_batch[grpc.opType.RECV_INITIAL_METADATA] = true;
client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true;
call.startBatch(client_batch, function(err, response) {
assert.ifError(err);
assert.deepEqual(response, {
'send metadata': true,
'client close': true,
'metadata': {},
'status': {
'code': grpc.status.OK,
'details': status_text,
'metadata': {}
}
});
done();
});
server.requestCall(function(err, call_details) {
var new_call = call_details['new call'];
assert.notEqual(new_call, null);
var server_call = new_call.call;
assert.notEqual(server_call, null);
var server_batch = {};
server_batch[grpc.opType.SEND_INITIAL_METADATA] = {};
server_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = {
'metadata': {},
'code': grpc.status.OK,
'details': status_text
};
server_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true;
server_call.startBatch(server_batch, function(err, response) {
assert.ifError(err);
assert.deepEqual(response, {
'send metadata': true,
'send status': true,
'cancelled': false
});
done();
});
});
});
it('should successfully send and receive metadata', function(complete) {
var done = multiDone(complete, 2);
var deadline = new Date();
deadline.setSeconds(deadline.getSeconds() + 3);
var status_text = 'xyz';
var call = new grpc.Call(channel,
'dummy_method',
Infinity);
var client_batch = {};
client_batch[grpc.opType.SEND_INITIAL_METADATA] = {
'client_key': ['client_value']
};
client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true;
client_batch[grpc.opType.RECV_INITIAL_METADATA] = true;
client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true;
call.startBatch(client_batch, function(err, response) {
assert.ifError(err);
assert(response['send metadata']);
assert(response['client close']);
assert(response.hasOwnProperty('metadata'));
assert.strictEqual(response.metadata.server_key[0].toString(),
'server_value');
assert.deepEqual(response.status, {'code': grpc.status.OK,
'details': status_text,
'metadata': {}});
done();
});
server.requestCall(function(err, call_details) {
var new_call = call_details['new call'];
assert.notEqual(new_call, null);
assert.strictEqual(new_call.metadata.client_key[0].toString(),
'client_value');
var server_call = new_call.call;
assert.notEqual(server_call, null);
var server_batch = {};
server_batch[grpc.opType.SEND_INITIAL_METADATA] = {
'server_key': ['server_value']
};
server_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = {
'metadata': {},
'code': grpc.status.OK,
'details': status_text
};
server_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true;
server_call.startBatch(server_batch, function(err, response) {
assert.ifError(err);
assert.deepEqual(response, {
'send metadata': true,
'send status': true,
'cancelled': false
});
done();
});
});
});
it('should send and receive data without error', function(complete) {
var req_text = 'client_request';
var reply_text = 'server_response';
var done = multiDone(complete, 2);
var deadline = new Date();
deadline.setSeconds(deadline.getSeconds() + 3);
var status_text = 'success';
var call = new grpc.Call(channel,
'dummy_method',
Infinity);
var client_batch = {};
client_batch[grpc.opType.SEND_INITIAL_METADATA] = {};
client_batch[grpc.opType.SEND_MESSAGE] = new Buffer(req_text);
client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true;
client_batch[grpc.opType.RECV_INITIAL_METADATA] = true;
client_batch[grpc.opType.RECV_MESSAGE] = true;
client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true;
call.startBatch(client_batch, function(err, response) {
assert.ifError(err);
assert(response['send metadata']);
assert(response['client close']);
assert.deepEqual(response.metadata, {});
assert(response['send message']);
assert.strictEqual(response.read.toString(), reply_text);
assert.deepEqual(response.status, {'code': grpc.status.OK,
'details': status_text,
'metadata': {}});
done();
});
server.requestCall(function(err, call_details) {
var new_call = call_details['new call'];
assert.notEqual(new_call, null);
var server_call = new_call.call;
assert.notEqual(server_call, null);
var server_batch = {};
server_batch[grpc.opType.SEND_INITIAL_METADATA] = {};
server_batch[grpc.opType.RECV_MESSAGE] = true;
server_call.startBatch(server_batch, function(err, response) {
assert.ifError(err);
assert(response['send metadata']);
assert.strictEqual(response.read.toString(), req_text);
var response_batch = {};
response_batch[grpc.opType.SEND_MESSAGE] = new Buffer(reply_text);
response_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = {
'metadata': {},
'code': grpc.status.OK,
'details': status_text
};
response_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true;
server_call.startBatch(response_batch, function(err, response) {
assert(response['send status']);
assert(!response['cancelled']);
done();
});
});
});
});
});
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