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65 lines
2.0 KiB
JavaScript
65 lines
2.0 KiB
JavaScript
'use strict';
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const fs = require('fs');
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const assert = require('assert');
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const sharp = require('../../');
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const fixtures = require('../fixtures');
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describe('GIF input', () => {
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it('GIF Buffer to JPEG Buffer', () =>
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sharp(fs.readFileSync(fixtures.inputGif))
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.resize(8, 4)
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.jpeg()
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.toBuffer({ resolveWithObject: true })
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.then(({ data, info }) => {
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual(data.length, info.size);
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assert.strictEqual('jpeg', info.format);
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assert.strictEqual(8, info.width);
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assert.strictEqual(4, info.height);
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})
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);
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it('2 channel GIF file to PNG Buffer', () =>
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sharp(fixtures.inputGifGreyPlusAlpha)
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.resize(8, 4)
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.png()
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.toBuffer({ resolveWithObject: true })
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.then(({ data, info }) => {
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual(data.length, info.size);
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assert.strictEqual('png', info.format);
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assert.strictEqual(8, info.width);
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assert.strictEqual(4, info.height);
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assert.strictEqual(4, info.channels);
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})
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);
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it('Animated GIF first page to PNG', () =>
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sharp(fixtures.inputGifAnimated)
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.toBuffer({ resolveWithObject: true })
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.then(({ data, info }) => {
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual(data.length, info.size);
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assert.strictEqual('png', info.format);
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assert.strictEqual(80, info.width);
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assert.strictEqual(80, info.height);
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assert.strictEqual(4, info.channels);
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})
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);
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it('Animated GIF all pages to PNG "toilet roll"', () =>
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sharp(fixtures.inputGifAnimated, { pages: -1 })
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.toBuffer({ resolveWithObject: true })
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.then(({ data, info }) => {
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual(data.length, info.size);
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assert.strictEqual('png', info.format);
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assert.strictEqual(80, info.width);
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assert.strictEqual(2400, info.height);
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assert.strictEqual(4, info.channels);
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})
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);
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});
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