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b36237ddcb
Uses the recommended rules apart from complexity/useArrowFunction, which would affect about 1700 lines of code with little benefit right now. This is something that can be addressed over time.
106 lines
3.4 KiB
JavaScript
106 lines
3.4 KiB
JavaScript
// Copyright 2013 Lovell Fuller and others.
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// SPDX-License-Identifier: Apache-2.0
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const assert = require('node:assert');
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const fs = require('node:fs');
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const sharp = require('../../lib');
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const fixtures = require('../fixtures');
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describe('failOn', () => {
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it('handles truncated JPEG', function (done) {
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sharp(fixtures.inputJpgTruncated, { failOn: 'none' })
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.resize(32, 24)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual('jpeg', info.format);
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assert.strictEqual(32, info.width);
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assert.strictEqual(24, info.height);
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fixtures.assertSimilar(fixtures.expected('truncated.jpg'), data, done);
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});
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});
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it('handles truncated PNG, emits warnings', function (done) {
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let isWarningEmitted = false;
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sharp(fixtures.inputPngTruncated, { failOn: 'none' })
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.on('warning', function (warning) {
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assert.ok(
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['read gave 2 warnings', 'not enough data', 'end of stream']
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.some(m => warning.includes(m)));
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isWarningEmitted = true;
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})
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.resize(32, 24)
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.toBuffer(function (err, _data, info) {
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if (err) throw err;
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assert.strictEqual(true, isWarningEmitted);
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assert.strictEqual('png', info.format);
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assert.strictEqual(32, info.width);
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assert.strictEqual(24, info.height);
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done();
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});
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});
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it('throws for invalid options', () => {
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assert.throws(
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() => sharp({ failOn: 'zoinks' }),
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/Expected one of: none, truncated, error, warning for failOn but received zoinks of type string/
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);
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assert.throws(
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() => sharp({ failOn: 1 }),
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/Expected one of: none, truncated, error, warning for failOn but received 1 of type number/
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);
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});
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it('deprecated failOnError', () => {
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assert.doesNotThrow(
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() => sharp({ failOnError: true })
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);
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assert.doesNotThrow(
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() => sharp({ failOnError: false })
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);
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assert.throws(
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() => sharp({ failOnError: 'zoinks' }),
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/Expected boolean for failOnError but received zoinks of type string/
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);
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assert.throws(
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() => sharp({ failOnError: 1 }),
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/Expected boolean for failOnError but received 1 of type number/
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);
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});
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it('returns errors to callback for truncated JPEG', function (done) {
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sharp(fixtures.inputJpgTruncated, { failOn: 'truncated' }).toBuffer(function (err, data, info) {
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assert.ok(err.message.includes('VipsJpeg: premature end of'), err);
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assert.strictEqual(data, undefined);
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assert.strictEqual(info, undefined);
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done();
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});
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});
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it('returns errors to callback for truncated PNG', function (done) {
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sharp(fixtures.inputPngTruncated, { failOn: 'truncated' }).toBuffer(function (err, data, info) {
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assert.ok(err.message.includes('read error'), err);
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assert.strictEqual(data, undefined);
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assert.strictEqual(info, undefined);
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done();
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});
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});
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it('rejects promises for truncated JPEG', function (done) {
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sharp(fixtures.inputJpgTruncated, { failOn: 'error' })
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.toBuffer()
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.then(() => {
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throw new Error('Expected rejection');
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})
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.catch(err => {
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done(err.message.includes('VipsJpeg: premature end of') ? undefined : err);
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});
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});
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it('handles stream-based input', async () => {
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const writable = sharp({ failOn: 'none' }).resize(32, 24);
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fs.createReadStream(fixtures.inputJpgTruncated).pipe(writable);
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return writable.toBuffer();
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});
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});
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