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Update test.js to process all test images

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ColonelParrot 2025-01-27 16:00:10 -05:00
parent eff1b752fe
commit b6ba8178fc
2 changed files with 56 additions and 39 deletions
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2
package.json
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@ -7,7 +7,7 @@
"doc": "docs"
},
"scripts": {
"test": "mocha"
"test": "mocha --trace-uncaught"
},
"repository": {
"type": "git",

91
test/tests.js
View File

@ -6,71 +6,75 @@ console.log("RUNNING JSCANIFY TESTS");
console.log("Warning: This may take a bit");
const { loadImage, createCanvas } = require("canvas");
const { mkdirSync, writeFileSync, unlinkSync, existsSync } = require("fs");
const { mkdirSync, writeFileSync, unlinkSync, existsSync, readdirSync } = require("fs");
const assert = require("assert");
const jscanify = require("../src/jscanify-node");
const path = require("path");
const outputPaths = {
highlight: __dirname + "/output/highlighted.jpg",
extracted: __dirname + "/output/extracted.jpg",
cornerPoints: __dirname + "/output/corner_points.jpg",
};
const baseFolder = __dirname.replaceAll("\\", "/") + "/output/";
const OUTPUT_FOLDER = __dirname.replaceAll("\\", "/") + "/output/";
const TEST_IMAGE_PATH = path.join(
const TEST_IMAGE_DIRECTORY = path.join(
__dirname,
"..",
"docs",
"images",
"test",
"test.png"
"test"
);
/**
* delete previously generated output images
*/
function setup() {
console.log("=== setting up tests ===");
console.log("Deleting previously generated images");
Object.values(outputPaths).forEach((path) => {
if (existsSync(path)) {
unlinkSync(path);
}
});
if (!existsSync(baseFolder)) {
mkdirSync(baseFolder);
if (!existsSync(OUTPUT_FOLDER)) {
mkdirSync(OUTPUT_FOLDER);
}
readdirSync(OUTPUT_FOLDER).forEach((file) => {
unlinkSync(path.join(OUTPUT_FOLDER, file));
})
}
function test() {
const scanner = new jscanify();
console.log("=== beginning tests ===");
console.log("loading OpenCV.js...");
console.log("=== beginning tests ===");
console.log("loading OpenCV.js...");
scanner.loadOpenCV(function (cv) {
console.log("Finished loading OpenCV.js");
console.log("Writing test images to: " + baseFolder);
describe("feature tests", function () {
const scanner = new jscanify();
scanner.loadOpenCV(function (cv) {
console.log("Finished loading OpenCV.js");
console.log("Writing test images to: " + OUTPUT_FOLDER);
/**
* tests an individual image
*/
function test(testImage, imageCount) {
describe("image #" + imageCount, function () {
it("should highlight paper", function (done) {
const highlighted = scanner.highlightPaper(testImage);
const higlightedOutputPath = OUTPUT_FOLDER + "highlighted-" + imageCount + ".jpg";
writeFileSync(
outputPaths.highlight,
higlightedOutputPath,
highlighted.toBuffer("image/jpeg")
);
assert.ok(existsSync(outputPaths.highlight));
assert.ok(existsSync(higlightedOutputPath));
done();
});
it("should extract paper", function (done) {
const extracted = scanner.extractPaper(testImage, 386, 500);
const extractedOutputPath = OUTPUT_FOLDER + "extracted-" + imageCount + ".jpg";
writeFileSync(
outputPaths.extracted,
extractedOutputPath,
extracted.toBuffer("image/jpeg")
);
assert.ok(existsSync(outputPaths.extracted));
assert.ok(existsSync(extractedOutputPath));
done();
});
@ -103,18 +107,31 @@ function test() {
ctx.fill();
});
writeFileSync(outputPaths.cornerPoints, canvas.toBuffer("image/jpeg"));
const cornerPointsOutputPath = OUTPUT_FOLDER + "corner_points-" + imageCount + ".jpg";
writeFileSync(cornerPointsOutputPath, canvas.toBuffer("image/jpeg"));
assert.ok(existsSync(outputPaths.cornerPoints));
assert.ok(existsSync(cornerPointsOutputPath));
done();
});
});
});
}
}
let testImage;
loadImage(TEST_IMAGE_PATH).then(function (image) {
testImage = image;
setup();
test();
let imageCount = 1;
/*
* go through all images in test image directory
*/
readdirSync(TEST_IMAGE_DIRECTORY).forEach((file) => {
const TEST_IMAGE_PATH = path.join(TEST_IMAGE_DIRECTORY, file);
if(!file.endsWith("-sized.png")){ // these images are for the website, not testing
let tempCount = imageCount++;
loadImage(TEST_IMAGE_PATH).then(function (image) {
test(image, tempCount);
});
}
})
});