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/*
*
* Copyright 2015, 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.
*
*/
'use strict';
var assert = require('assert');
var surface_client = require('../src/client.js');
var ProtoBuf = require('protobufjs');
var grpc = require('..');
var math_proto = ProtoBuf.loadProtoFile(__dirname + '/../examples/math.proto');
var mathService = math_proto.lookup('math.Math');
var capitalize = require('underscore.string/capitalize');
describe('Surface server constructor', function() {
it('Should fail with conflicting method names', function() {
assert.throws(function() {
grpc.buildServer([mathService, mathService]);
});
});
it('Should succeed with a single service', function() {
assert.doesNotThrow(function() {
grpc.buildServer([mathService]);
});
});
it('Should fail with missing handlers', function() {
var Server = grpc.buildServer([mathService]);
assert.throws(function() {
new Server({
'math.Math': {
'div': function() {},
'divMany': function() {},
'fib': function() {}
}
});
}, /math.Math.Sum/);
});
it('Should fail with no handlers for the service', function() {
var Server = grpc.buildServer([mathService]);
assert.throws(function() {
new Server({});
}, /math.Math/);
});
});
describe('Generic client and server', function() {
function toString(val) {
return val.toString();
}
function toBuffer(str) {
return new Buffer(str);
}
var string_service_attrs = {
'capitalize' : {
path: '/string/capitalize',
requestStream: false,
responseStream: false,
requestSerialize: toBuffer,
requestDeserialize: toString,
responseSerialize: toBuffer,
responseDeserialize: toString
}
};
describe('String client and server', function() {
var client;
var server;
before(function() {
var Server = grpc.makeGenericServerConstructor({
string: string_service_attrs
});
server = new Server({
string: {
capitalize: function(call, callback) {
callback(null, capitalize(call.request));
}
}
});
var port = server.bind('localhost:0');
server.listen();
var Client = grpc.makeGenericClientConstructor(string_service_attrs);
client = new Client('localhost:' + port);
});
after(function() {
server.shutdown();
});
it('Should respond with a capitalized string', function(done) {
client.capitalize('abc', function(err, response) {
assert.ifError(err);
assert.strictEqual(response, 'Abc');
done();
});
});
});
});
describe('Cancelling surface client', function() {
var client;
var server;
before(function() {
var Server = grpc.buildServer([mathService]);
server = new Server({
'math.Math': {
'div': function(stream) {},
'divMany': function(stream) {},
'fib': function(stream) {},
'sum': function(stream) {}
}
});
var port = server.bind('localhost:0');
var Client = surface_client.makeProtobufClientConstructor(mathService);
client = new Client('localhost:' + port);
});
after(function() {
server.shutdown();
});
it('Should correctly cancel a unary call', function(done) {
var call = client.div({'divisor': 0, 'dividend': 0}, function(err, resp) {
assert.strictEqual(err.code, surface_client.status.CANCELLED);
done();
});
call.cancel();
});
it('Should correctly cancel a client stream call', function(done) {
var call = client.sum(function(err, resp) {
assert.strictEqual(err.code, surface_client.status.CANCELLED);
done();
});
call.cancel();
});
it('Should correctly cancel a server stream call', function(done) {
var call = client.fib({'limit': 5});
call.on('status', function(status) {
assert.strictEqual(status.code, surface_client.status.CANCELLED);
done();
});
call.cancel();
});
it('Should correctly cancel a bidi stream call', function(done) {
var call = client.divMany();
call.on('status', function(status) {
assert.strictEqual(status.code, surface_client.status.CANCELLED);
done();
});
call.cancel();
});
});
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