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washeet.softurecs.com
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@jimp
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plugin-crop
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src
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Filename :
autocrop.test.ts
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import { expect, test, describe } from "vitest"; import { methods } from "./index.js"; import { createJimp } from "@jimp/core"; import { makeTestImage } from "@jimp/test-utils"; const jimp = createJimp({ plugins: [methods] }); describe("Autocrop", () => { test("image with transparent surround color", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( " ", " ◆◆ ", " ◆▦▦◆ ", " ◆▦▦▦▦◆ ", " ◆▦▦◆ ", " ◆◆ ", " ", ), ); expect(imgSrc.autocrop()).toMatchSnapshot(); }); test("image with opaque surround color", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥◆◆▥▥▥▥", "▥▥▥◆▦▦◆▥▥▥", "▥▥◆▦▦▦▦◆▥▥", "▥▥▥◆▦▦◆▥▥▥", "▥▥▥▥◆◆▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥", ), ); expect(imgSrc.autocrop()).toMatchSnapshot(); }); test("image with one color border", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥ ◆◆ ▥▥", "▥▥ ◆▦▦◆ ▥▥", "▥▥ ◆▦▦▦▦◆ ▥▥", "▥▥ ◆▦▦◆ ▥▥", "▥▥ ◆◆ ▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥", ), ); expect(imgSrc.autocrop()).toMatchSnapshot(); }); test("image border with small variation", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "323232323232", "232323232323", "32 ◆◆ 32", "23 ◆▦▦◆ 23", "32 ◆▦▦▦▦◆ 32", "23 ◆▦▦◆ 23", "32 ◆◆ 32", "232323232323", "323232323232", ), ); expect(imgSrc.clone().autocrop()).toMatchSnapshot(); expect(imgSrc.clone().autocrop(0.005)).toMatchSnapshot(); }); test("image border with small variation configured by options", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "323232323232", "232323232323", "32 ◆◆ 32", "23 ◆▦▦◆ 23", "32 ◆▦▦▦▦◆ 32", "23 ◆▦▦◆ 23", "32 ◆◆ 32", "232323232323", "323232323232", ), ); expect(imgSrc.clone().autocrop()).toMatchSnapshot(); expect(imgSrc.clone().autocrop({ tolerance: 0.005 })).toMatchSnapshot(); }); test("image without frame", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥ ◆◆ ", "▥▥ ◆▦▦◆ ", "▥▥ ◆▦▦▦▦◆ ", "▥▥ ◆▦▦◆ ", "▥▥ ◆◆ ", "▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥", ), ); expect(imgSrc.autocrop({ cropOnlyFrames: false })).toMatchSnapshot(); }); test("image without frame configured by options", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥ ◆◆ ", "▥▥ ◆▦▦◆ ", "▥▥ ◆▦▦▦▦◆ ", "▥▥ ◆▦▦◆ ", "▥▥ ◆◆ ", "▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥", ), ); expect(imgSrc.autocrop({ cropOnlyFrames: false })).toMatchSnapshot(); }); test("image with symmetric border configured by options", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥ ◆◆ ▥▥▥▥", "▥▥ ◆▦▦◆ ▥▥▥▥", "▥▥ ◆▦▦▦▦◆ ▥▥▥▥", "▥▥ ◆▦▦◆ ▥▥▥▥", "▥▥ ◆◆ ▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥▥▥", ), ); expect(imgSrc.autocrop({ cropSymmetric: true })).toMatchSnapshot(); }); test("image without frame and with symmetric border configured by options", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥ ◆◆ ▥▥▥▥", "▥▥ ◆▦▦◆ ▥▥▥▥", "▥▥ ◆▦▦▦▦◆ ▥▥▥▥", "▥▥ ◆▦▦◆ ▥▥▥▥", "▥▥ ◆◆ ▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥▥▥▥▥▥▥", ), ); expect( imgSrc.autocrop({ cropSymmetric: true, cropOnlyFrames: false }), ).toMatchSnapshot(); }); test("image without frame and with some border left", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "323232323232", "232323232323", "32 ◆◆ 32", "23 ◆▦▦◆ 23", "32 ◆▦▦▦▦◆ 32", "23 ◆▦▦◆ 23", "32 ◆◆ 32", "232323232323", "323232323232", ), ); expect( imgSrc.autocrop({ tolerance: 0.005, leaveBorder: 1, }), ).toMatchSnapshot(); }); test('image not cropped given an out of bounds "leaveBorder" value ', async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "323232323232", "232323232323", "32 ◆◆ 32", "23 ◆▦▦◆ 23", "32 ◆▦▦▦▦◆ 32", "23 ◆▦▦◆ 23", "32 ◆◆ 32", "232323232323", "323232323232", ), ); expect( imgSrc.autocrop({ tolerance: 0.005, leaveBorder: 100, }), ).toMatchSnapshot(); }); test("image with top and bottom frame and leaveBorder", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( "▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥", " ◆◆ ", " ◆▦▦◆ ", " ◆▦▦▦▦◆ ", " ◆▦▦◆ ", " ◆◆ ", "▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥", "▥▥▥▥▥▥▥▥", ), ); expect( imgSrc.autocrop({ cropSymmetric: true, cropOnlyFrames: false, leaveBorder: 2, }), ).toMatchSnapshot(); }); test("ignore sides north", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( " ", " ◆◆ ", " ◆▦▦◆ ", " ◆▦▦▦▦◆ ", " ◆▦▦◆ ", " ◆◆ ", " ", ), ); expect( imgSrc.autocrop({ cropOnlyFrames: false, ignoreSides: { north: true } }), ).toMatchSnapshot(); }); test("ignore sides south and west", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( " ", " ◆◆ ", " ◆▦▦◆ ", " ◆▦▦▦▦◆ ", " ◆▦▦◆ ", " ◆◆ ", " ", ), ); expect( imgSrc.autocrop({ cropOnlyFrames: false, ignoreSides: { west: true, south: true }, }), ).toMatchSnapshot(); }); test("ignore sides east", async () => { const imgSrc = jimp.fromBitmap( makeTestImage( " ", " ◆◆ ", " ◆▦▦◆ ", " ◆▦▦▦▦◆ ", " ◆▦▦◆ ", " ◆◆ ", " ", ), ); expect( imgSrc.autocrop({ cropOnlyFrames: false, ignoreSides: { east: true } }), ).toMatchSnapshot(); }); });