74 lines
1.8 KiB
JavaScript
74 lines
1.8 KiB
JavaScript
import {expect} from 'chai';
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import Middleware from '../src/middleware';
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describe('@latus/core', () => {
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describe('middleware', () => {
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it('should construct with middleware', (done) => {
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let called = false;
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const middleware = new Middleware([
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(next) => {
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called = true;
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next();
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},
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]);
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middleware.dispatch(() => {
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expect(called).to.equal(true);
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done();
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});
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});
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it('should pass args', (done) => {
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const middleware = new Middleware([
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(arg, next) => {
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expect(arg).to.equal(69);
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next();
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},
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]);
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middleware.dispatch(69, done);
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});
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describe('error handling', () => {
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it('should skip when necessary', (done) => {
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let progress = 0;
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const middleware = new Middleware([
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(next) => {
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progress += 1;
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next();
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},
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(error, next) => {
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throw new Error();
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},
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(next) => {
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progress += 1;
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next();
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},
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]);
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middleware.dispatch((error) => {
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expect(error).to.equal(undefined);
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expect(progress).to.equal(2);
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done();
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});
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});
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it('should use when necessary', (done) => {
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let progress = 0;
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const middleware = new Middleware([
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(next) => {
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progress += 1;
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next(new Error());
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},
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(error, next) => {
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next(error);
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},
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(next) => {
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progress += 1;
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next();
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},
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]);
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middleware.dispatch((error) => {
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expect(error).to.not.equal(undefined);
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expect(progress).to.equal(1);
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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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});
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