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var chai = require('chai');
var expect = chai.expect;
var request = require('supertest');
var app;
var errorMessage = 'Parameter is not an integer';
function validation(req, res) {
req.assert({
'optional_param': {
optional: true,
isInt: {
errorMessage: errorMessage
}
}
});
req.assert({
'optional_falsy_param': {
optional: {
options: [{ checkFalsy: true }]
},
isInt: {
errorMessage: errorMessage
}
}
});
var errors = req.validationErrors();
if (errors) {
return res.send(errors);
}
res.send({ result: 'OK' });
}
function fail(body) {
expect(body).to.have.length(1);
expect(body[0]).to.have.property('msg', errorMessage);
}
function pass(body) {
expect(body).to.have.property('result', 'OK');
}
function testRoute(path, test, done) {
request(app)
.get(path)
.end(function(err, res) {
test(res.body);
done();
});
}
// This before() is required in each set of tests in
// order to use a new validation function in each file
before(function() {
delete require.cache[require.resolve('./helpers/app')];
app = require('./helpers/app')(validation);
});
// TODO: Don't know if all of these are necessary, but we do need to test body and header
describe('#optionalSchema()', function() {
it('should return a success when there is an empty route', function(done) {
testRoute('/', pass, done);
});
it('should return a success when there are no params on a route', function(done) {
testRoute('/path', pass, done);
});
it('should return a success when the non-optional param is present', function(done) {
testRoute('/path?other_param=test', pass, done);
});
it('should return an error when param is provided, but empty', function(done) {
testRoute('/path?optional_param', fail, done);
});
it('should return an error when param is provided with equals sign, but empty', function(done) {
testRoute('/path?optional_param=', fail, done);
});
it('should return an error when param is provided, but fails validation', function(done) {
testRoute('/path?optional_param=test', fail, done);
});
it('should return a success when param is provided and validated', function(done) {
testRoute('/path?optional_param=123', pass, done);
});
it('should return a success when the optional falsy param is present, but false', function(done) {
testRoute('/path?optional_falsy_param=', pass, done);
});
it('should return an error when the optional falsy param is present, but does not pass', function(done) {
testRoute('/path?optional_falsy_param=hello', fail, done);
});
});
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