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Add connection timeout and max attempts tests

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Ruben Bridgewater
2015-09-10 18:08:07 +02:00
parent 0b8705abe9
commit 03e8c03503
1 changed files with 76 additions and 0 deletions
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test/connection.spec.js Normal file
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'use strict';
var assert = require("assert");
var config = require("./lib/config");
var helper = require('./helper');
var redis = config.redis;
describe("on lost connection", function () {
helper.allTests(function(parser, ip, args) {
describe("using " + parser + " and " + ip, function () {
it("emit an error after max retry attempts and do not try to reconnect afterwards", function (done) {
var max_attempts = 3;
var client = redis.createClient({
parser: parser,
max_attempts: max_attempts
});
var calls = 0;
client.once('ready', function() {
// Pretend that redis can't reconnect
client.on_connect = client.on_error;
client.stream.destroy();
});
client.on("reconnecting", function (params) {
calls++;
});
client.on('error', function(err) {
if (/Redis connection in broken state: maximum connection attempts.*?exceeded./.test(err.message)) {
setTimeout(function () {
assert.strictEqual(calls, max_attempts);
done();
}, 1500);
}
});
});
it("emit an error after max retry timeout and do not try to reconnect afterwards", function (done) {
var connect_timeout = 1000; // in ms
var client = redis.createClient({
parser: parser,
connect_timeout: connect_timeout
});
var time = 0;
var multiplier = 0;
client.once('ready', function() {
// Pretend that redis can't reconnect
client.on_connect = client.on_error;
client.stream.destroy();
});
client.on("reconnecting", function (params) {
if (time > 0 && multiplier === 0) {
multiplier = params.delay / time;
}
time += params.delay;
});
client.on('error', function(err) {
if (/Redis connection in broken state: connection timeout.*?exceeded./.test(err.message)) {
setTimeout(function () {
assert(time > connect_timeout);
assert(time / multiplier < connect_timeout);
done();
}, 1500);
}
});
});
});
});
});