mirror of https://github.com/grpc/grpc-node.git
104 lines
3.6 KiB
JavaScript
104 lines
3.6 KiB
JavaScript
/*
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*
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* Copyright 2015 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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'use strict';
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var assert = require('assert');
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var health = require('../health');
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var health_messages = require('../v1/health_pb');
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var ServingStatus = health_messages.HealthCheckResponse.ServingStatus;
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var grpc = require('grpc');
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describe('Health Checking', function() {
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var statusMap = {
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'': ServingStatus.SERVING,
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'grpc.test.TestServiceNotServing': ServingStatus.NOT_SERVING,
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'grpc.test.TestServiceServing': ServingStatus.SERVING
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};
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var healthServer;
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var healthImpl;
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var healthClient;
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before(function() {
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healthServer = new grpc.Server();
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healthImpl = new health.Implementation(statusMap);
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healthServer.addService(health.service, healthImpl);
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var port_num = healthServer.bind('0.0.0.0:0',
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grpc.ServerCredentials.createInsecure());
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healthServer.start();
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healthClient = new health.Client('localhost:' + port_num,
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grpc.credentials.createInsecure());
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});
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after(function() {
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healthServer.forceShutdown();
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});
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it('should say an enabled service is SERVING', function(done) {
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var request = new health_messages.HealthCheckRequest();
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request.setService('');
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healthClient.check(request, function(err, response) {
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assert.ifError(err);
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assert.strictEqual(response.getStatus(), ServingStatus.SERVING);
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done();
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});
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});
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it('should say that a disabled service is NOT_SERVING', function(done) {
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var request = new health_messages.HealthCheckRequest();
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request.setService('grpc.test.TestServiceNotServing');
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healthClient.check(request, function(err, response) {
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assert.ifError(err);
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assert.strictEqual(response.getStatus(), ServingStatus.NOT_SERVING);
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done();
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});
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});
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it('should say that an enabled service is SERVING', function(done) {
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var request = new health_messages.HealthCheckRequest();
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request.setService('grpc.test.TestServiceServing');
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healthClient.check(request, function(err, response) {
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assert.ifError(err);
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assert.strictEqual(response.getStatus(), ServingStatus.SERVING);
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done();
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});
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});
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it('should get NOT_FOUND if the service is not registered', function(done) {
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var request = new health_messages.HealthCheckRequest();
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request.setService('not_registered');
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healthClient.check(request, function(err, response) {
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assert(err);
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assert.strictEqual(err.code, grpc.status.NOT_FOUND);
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done();
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});
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});
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it('should get a different response if the status changes', function(done) {
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var request = new health_messages.HealthCheckRequest();
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request.setService('transient');
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healthClient.check(request, function(err, response) {
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assert(err);
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assert.strictEqual(err.code, grpc.status.NOT_FOUND);
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healthImpl.setStatus('transient', ServingStatus.SERVING);
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healthClient.check(request, function(err, response) {
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assert.ifError(err);
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assert.strictEqual(response.getStatus(), ServingStatus.SERVING);
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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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