/
chain.test.js
148 lines (130 loc) · 3.21 KB
/
chain.test.js
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'use strict';
/* eslint-disable func-names */
var Chain = require('../lib/chain');
if (require.cache[__dirname + '/lib/helper.js']) {
delete require.cache[__dirname + '/lib/helper.js'];
}
var helper = require('./lib/helper.js');
///--- Globals
var test = helper.test;
test('calls all the handlers', function(t) {
var chain = new Chain();
var counter = 0;
chain.use(function(req, res, next) {
counter++;
next();
});
chain.use(function(req, res, next) {
counter++;
next();
});
chain.handle(
{
startHandlerTimer: function() {},
endHandlerTimer: function() {}
},
{},
function() {
t.equal(counter, 2);
t.done();
}
);
});
test('abort with Error in next', function(t) {
var chain = new Chain();
var counter = 0;
var myError = new Error('Foo');
chain.use(function(req, res, next) {
counter++;
next(myError);
});
chain.use(function(req, res, next) {
counter++;
next();
});
chain.handle(
{
startHandlerTimer: function() {},
endHandlerTimer: function() {}
},
{},
function(err) {
t.deepEqual(err, myError);
t.equal(counter, 1);
t.done();
}
);
});
test('abort with false in next', function(t) {
var chain = new Chain();
var counter = 0;
chain.use(function(req, res, next) {
counter++;
next(false);
});
chain.use(function(req, res, next) {
counter++;
next();
});
chain.handle(
{
startHandlerTimer: function() {},
endHandlerTimer: function() {}
},
{},
function(err) {
t.equal(err, false);
t.equal(counter, 1);
t.done();
}
);
});
test('calls req.startHandlerTimer', function(t) {
var chain = new Chain();
chain.use(function foo(req, res, next) {
next();
});
chain.handle(
{
startHandlerTimer: function(handleName) {
t.equal(handleName, 'foo');
t.done();
},
endHandlerTimer: function() {}
},
{},
function() {}
);
});
test('calls req.endHandlerTimer', function(t) {
var chain = new Chain();
chain.use(function foo(req, res, next) {
next();
});
chain.handle(
{
startHandlerTimer: function() {},
endHandlerTimer: function(handleName) {
t.equal(handleName, 'foo');
t.done();
}
},
{},
function() {}
);
});
test('count returns with the number of registered handlers', function(t) {
var chain = new Chain();
chain.use(function(req, res, next) {});
chain.use(function(req, res, next) {});
t.equal(chain.count(), 2);
t.end();
});
test('getHandlers returns with the array of handlers', function(t) {
var chain = new Chain();
var handlers = [function(req, res, next) {}, function(req, res, next) {}];
chain.use(handlers[0]);
chain.use(handlers[1]);
t.deepEqual(chain.getHandlers(), handlers);
t.end();
});