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Add experimental support for JPEG-XL, requires libvips with libjxl
The prebuilt binaries do not include support for this format.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| 'use strict'; | ||
|
|
||
| const assert = require('assert'); | ||
|
|
||
| const sharp = require('../../'); | ||
|
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| describe('JXL', () => { | ||
| it('called without options does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl(); | ||
| }); | ||
| }); | ||
| it('valid distance does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl({ distance: 2.3 }); | ||
| }); | ||
| }); | ||
| it('invalid distance should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ distance: 15.1 }); | ||
| }); | ||
| }); | ||
| it('non-numeric distance should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ distance: 'fail' }); | ||
| }); | ||
| }); | ||
| it('valid quality > 30 does not throw an error', () => { | ||
| const s = sharp(); | ||
| assert.doesNotThrow(() => { | ||
| s.jxl({ quality: 80 }); | ||
| }); | ||
| assert.strictEqual(s.options.jxlDistance, 1.9); | ||
| }); | ||
| it('valid quality < 30 does not throw an error', () => { | ||
| const s = sharp(); | ||
| assert.doesNotThrow(() => { | ||
| s.jxl({ quality: 20 }); | ||
| }); | ||
| assert.strictEqual(s.options.jxlDistance, 9.066666666666666); | ||
| }); | ||
| it('valid quality does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl({ quality: 80 }); | ||
| }); | ||
| }); | ||
| it('invalid quality should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ quality: 101 }); | ||
| }); | ||
| }); | ||
| it('non-numeric quality should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ quality: 'fail' }); | ||
| }); | ||
| }); | ||
| it('valid decodingTier does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl({ decodingTier: 2 }); | ||
| }); | ||
| }); | ||
| it('invalid decodingTier should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ decodingTier: 5 }); | ||
| }); | ||
| }); | ||
| it('non-numeric decodingTier should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ decodingTier: 'fail' }); | ||
| }); | ||
| }); | ||
| it('valid lossless does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl({ lossless: true }); | ||
| }); | ||
| }); | ||
| it('non-boolean lossless should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ lossless: 'fail' }); | ||
| }); | ||
| }); | ||
| it('valid effort does not throw an error', () => { | ||
| assert.doesNotThrow(() => { | ||
| sharp().jxl({ effort: 6 }); | ||
| }); | ||
| }); | ||
| it('out of range effort should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ effort: 10 }); | ||
| }); | ||
| }); | ||
| it('invalid effort should throw an error', () => { | ||
| assert.throws(() => { | ||
| sharp().jxl({ effort: 'fail' }); | ||
| }); | ||
| }); | ||
| }); |