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117 lines
3.0 KiB
117 lines
3.0 KiB
'use strict';
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require('../support/test-helper');
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var fs = require('fs');
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var assert = require('../support/assert');
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const createServer = require('../../lib/server');
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var serverOptions = require('../../lib/server-options');
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describe('health checks', function () {
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function enableHealthConfig () {
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global.environment.health = {
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enabled: true
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};
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}
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function disableHealthConfig () {
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global.environment.health = {
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enabled: false
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};
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}
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var healthCheckRequest = {
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url: '/health',
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method: 'GET',
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headers: {
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host: 'localhost'
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}
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};
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beforeEach(enableHealthConfig);
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afterEach(disableHealthConfig);
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var RESPONSE_OK = {
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status: 200
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};
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var RESPONSE_FAIL = {
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status: 503
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};
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it('returns 200 and ok=true with enabled configuration', function (done) {
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var server = createServer(serverOptions);
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assert.response(server, healthCheckRequest, RESPONSE_OK, function (res, err) {
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assert.ok(!err);
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var parsed = JSON.parse(res.body);
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assert.ok(parsed.enabled);
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assert.ok(parsed.ok);
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done();
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});
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});
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it('error if disabled file exists', function (done) {
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var errorMessage = 'Maintenance';
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var readFileFn = fs.readFile;
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fs.readFile = function (filename, callback) {
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callback(null, errorMessage);
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};
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var server = createServer(serverOptions);
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assert.response(server, healthCheckRequest, RESPONSE_FAIL, function (res, err) {
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fs.readFile = readFileFn;
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assert.ok(!err);
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var parsed = JSON.parse(res.body);
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assert.ok(parsed.enabled);
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assert.ok(!parsed.ok);
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assert.strictEqual(parsed.err, errorMessage);
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done();
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});
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});
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it('error if disabled file exists but has no content', function (done) {
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var readFileFn = fs.readFile;
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fs.readFile = function (filename, callback) {
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callback(null, '');
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};
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var server = createServer(serverOptions);
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assert.response(server, healthCheckRequest, RESPONSE_FAIL, function (res, err) {
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fs.readFile = readFileFn;
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assert.ok(!err);
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var parsed = JSON.parse(res.body);
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assert.ok(parsed.enabled);
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assert.ok(!parsed.ok);
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assert.strictEqual(parsed.err, 'Unknown error');
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done();
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});
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});
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it('not err if disabled file does not exist', function (done) {
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global.environment.disabled_file = '/tmp/ftreftrgtrccre';
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var server = createServer(serverOptions);
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assert.response(server, healthCheckRequest, RESPONSE_OK, function (res, err) {
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assert.ok(!err);
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var parsed = JSON.parse(res.body);
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assert.strictEqual(parsed.enabled, true);
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assert.strictEqual(parsed.ok, true);
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done();
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});
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});
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});
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