010d787046
closes #10301 * Redirected to original image for gifs & svgs * Created canTransformFileExtension method * Updated image middlewares to use canTransformFileExtension
131 lines
4.5 KiB
JavaScript
131 lines
4.5 KiB
JavaScript
const should = require('should');
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const sinon = require('sinon');
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const fs = require('fs-extra');
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const common = require('../../../../server/lib/common');
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const manipulator = require('../../../../server/lib/image/manipulator');
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const testUtils = require('../../../utils');
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const sandbox = sinon.sandbox.create();
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describe('lib/image: manipulator', function () {
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afterEach(function () {
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sandbox.restore();
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testUtils.unmockNotExistingModule();
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});
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describe('canTransformFileExtension', function () {
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it('returns false for ".gif"', function () {
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should.equal(
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manipulator.canTransformFileExtension('.gif'),
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false
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);
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});
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it('returns false for ".svg"', function () {
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should.equal(
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manipulator.canTransformFileExtension('.svg'),
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false
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);
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});
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it('returns false for ".svgz"', function () {
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should.equal(
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manipulator.canTransformFileExtension('.svgz'),
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false
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);
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});
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});
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describe('cases', function () {
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let sharp, sharpInstance;
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beforeEach(function () {
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sandbox.stub(fs, 'readFile').resolves('original');
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sandbox.stub(fs, 'writeFile').resolves();
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sharpInstance = {
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resize: sandbox.stub().returnsThis(),
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rotate: sandbox.stub().returnsThis(),
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toBuffer: sandbox.stub(),
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};
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sharp = sandbox.stub().callsFake(() => {
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return sharpInstance;
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});
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testUtils.mockNotExistingModule('sharp', sharp);
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});
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it('resize image', function () {
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sharpInstance.toBuffer.resolves('manipulated');
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return manipulator.process({width: 1000})
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.then(() => {
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sharpInstance.resize.calledOnce.should.be.true();
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sharpInstance.rotate.calledOnce.should.be.true();
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fs.writeFile.calledOnce.should.be.true();
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fs.writeFile.calledWith('manipulated');
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});
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});
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it('skip resizing if image is too small', function () {
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sharpInstance.toBuffer.resolves('manipulated');
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return manipulator.process({width: 1000})
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.then(() => {
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sharpInstance.resize.calledOnce.should.be.true();
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should.deepEqual(sharpInstance.resize.args[0][2], {
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withoutEnlargement: true
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});
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fs.writeFile.calledOnce.should.be.true();
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fs.writeFile.calledWith('manipulated');
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});
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});
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it('uses original image as an output when the size (bytes) is bigger after manipulation', function () {
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sharpInstance.toBuffer.resolves('manipulated to a very very very very very very very large size');
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return manipulator.process({width: 1000})
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.then(() => {
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sharpInstance.resize.calledOnce.should.be.true();
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sharpInstance.rotate.calledOnce.should.be.true();
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sharpInstance.toBuffer.calledOnce.should.be.true();
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fs.writeFile.calledOnce.should.be.true();
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fs.writeFile.calledWith('original');
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});
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});
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it('sharp throws error during processing', function () {
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sharpInstance.toBuffer.resolves('manipulated');
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fs.writeFile.rejects(new Error('whoops'));
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return manipulator.process({width: 2000})
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.then(() => {
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'1'.should.eql(1, 'Expected to fail');
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})
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.catch((err) => {
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(err instanceof common.errors.InternalServerError).should.be.true;
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err.code.should.eql('IMAGE_PROCESSING');
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});
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});
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});
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describe('installation', function () {
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beforeEach(function () {
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testUtils.mockNotExistingModule('sharp', new Error(), true);
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});
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it('sharp was not installed', function () {
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return manipulator.process()
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.then(() => {
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'1'.should.eql(1, 'Expected to fail');
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})
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.catch((err) => {
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(err instanceof common.errors.InternalServerError).should.be.true();
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err.code.should.eql('SHARP_INSTALLATION');
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});
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});
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});
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});
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