autocrop.test.js
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import { Jimp, mkJGD } from '@jimp/test-utils';
import configure from '@jimp/custom';
import crop from '../src';
const jimp = configure({ plugins: [crop] }, Jimp);
describe('Autocrop', () => {
it('image with transparent surround color', async () => {
const imgSrc = await jimp.read(
mkJGD(
' ',
' ◆◆ ',
' ◆▦▦◆ ',
' ◆▦▦▦▦◆ ',
' ◆▦▦◆ ',
' ◆◆ ',
' '
)
);
imgSrc
.autocrop()
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', '◆▦▦▦▦◆', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image with opaque surround color', async () => {
const imgSrc = await jimp.read(
mkJGD(
'▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥◆◆▥▥▥▥',
'▥▥▥◆▦▦◆▥▥▥',
'▥▥◆▦▦▦▦◆▥▥',
'▥▥▥◆▦▦◆▥▥▥',
'▥▥▥▥◆◆▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop()
.getJGDSync()
.should.be.sameJGD(
mkJGD('▥▥◆◆▥▥', '▥◆▦▦◆▥', '◆▦▦▦▦◆', '▥◆▦▦◆▥', '▥▥◆◆▥▥')
);
});
it('image with one color border', async () => {
const imgSrc = await jimp.read(
mkJGD(
'▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥ ◆◆ ▥▥',
'▥▥ ◆▦▦◆ ▥▥',
'▥▥ ◆▦▦▦▦◆ ▥▥',
'▥▥ ◆▦▦◆ ▥▥',
'▥▥ ◆◆ ▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop()
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', ' ◆▦▦▦▦◆ ', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image border with small variation', async () => {
const imgSrc = await jimp.read(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.clone()
.autocrop()
.getJGDSync()
.should.be.sameJGD(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.clone()
.autocrop(0.005)
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', ' ◆▦▦▦▦◆ ', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image border with small variation configured by options', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.clone()
.autocrop()
.getJGDSync()
.should.be.sameJGD(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.clone()
.autocrop({ tolerance: 0.005 })
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', ' ◆▦▦▦▦◆ ', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image without frame', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'▥▥ ◆◆ ',
'▥▥ ◆▦▦◆ ',
'▥▥ ◆▦▦▦▦◆ ',
'▥▥ ◆▦▦◆ ',
'▥▥ ◆◆ ',
'▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop(false)
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', ' ◆▦▦▦▦◆ ', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image without frame configured by options', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'▥▥ ◆◆ ',
'▥▥ ◆▦▦◆ ',
'▥▥ ◆▦▦▦▦◆ ',
'▥▥ ◆▦▦◆ ',
'▥▥ ◆◆ ',
'▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop({ cropOnlyFrames: false })
.getJGDSync()
.should.be.sameJGD(
mkJGD(' ◆◆ ', ' ◆▦▦◆ ', ' ◆▦▦▦▦◆ ', ' ◆▦▦◆ ', ' ◆◆ ')
);
});
it('image with symmetric border configured by options', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'▥▥▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥ ◆◆ ▥▥▥▥',
'▥▥ ◆▦▦◆ ▥▥▥▥',
'▥▥ ◆▦▦▦▦◆ ▥▥▥▥',
'▥▥ ◆▦▦◆ ▥▥▥▥',
'▥▥ ◆◆ ▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop({ cropSymmetric: true })
.getJGDSync()
.should.be.sameJGD(
mkJGD(
' ◆◆ ▥▥',
' ◆▦▦◆ ▥▥',
' ◆▦▦▦▦◆ ▥▥',
' ◆▦▦◆ ▥▥',
' ◆◆ ▥▥',
'▥▥▥▥▥▥▥▥▥▥'
)
);
});
it('image without frame and with symmetric border configured by options', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'▥▥ ◆◆ ▥▥▥▥',
'▥▥ ◆▦▦◆ ▥▥▥▥',
'▥▥ ◆▦▦▦▦◆ ▥▥▥▥',
'▥▥ ◆▦▦◆ ▥▥▥▥',
'▥▥ ◆◆ ▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop({ cropSymmetric: true, cropOnlyFrames: false })
.getJGDSync()
.should.be.sameJGD(
mkJGD(
' ◆◆ ▥▥',
' ◆▦▦◆ ▥▥',
' ◆▦▦▦▦◆ ▥▥',
' ◆▦▦◆ ▥▥',
' ◆◆ ▥▥',
'▥▥▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥▥▥'
)
);
});
it('image without frame and with some border left', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.autocrop({
tolerance: 0.005,
leaveBorder: 1
})
.getJGDSync()
.should.be.sameJGD(
mkJGD(
'3232323232',
'2 ◆◆ 3',
'3 ◆▦▦◆ 2',
'2 ◆▦▦▦▦◆ 3',
'3 ◆▦▦◆ 2',
'2 ◆◆ 3',
'3232323232'
)
);
});
it('image not cropped given an out of bounds "leaveBorder" value ', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
imgSrc
.autocrop({
tolerance: 0.005,
leaveBorder: 100
})
.getJGDSync()
.should.be.sameJGD(
mkJGD(
'323232323232',
'232323232323',
'32 ◆◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆▦▦▦▦◆ 32',
'23 ◆▦▦◆ 23',
'32 ◆◆ 32',
'232323232323',
'323232323232'
)
);
});
it('image with top and bottom frame and leaveBorder', async () => {
const imgSrc = await Jimp.read(
mkJGD(
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥',
' ◆◆ ',
' ◆▦▦◆ ',
' ◆▦▦▦▦◆ ',
' ◆▦▦◆ ',
' ◆◆ ',
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥'
)
);
imgSrc
.autocrop({ cropSymmetric: true, cropOnlyFrames: false, leaveBorder: 2 })
.getJGDSync()
.should.be.sameJGD(
mkJGD(
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥',
' ◆◆ ',
' ◆▦▦◆ ',
' ◆▦▦▦▦◆ ',
' ◆▦▦◆ ',
' ◆◆ ',
'▥▥▥▥▥▥▥▥',
'▥▥▥▥▥▥▥▥'
)
);
});
});