fork from https://github.com/mozilla/pdf.js.git

test/add_test.mjs

@@ -0,0 +1,52 @@
+import { calculateMD5 } from "./downloadutils.mjs";
+import { execSync } from "child_process";
+import fs from "fs";
+
+const testManifest = "test/test_manifest.json";
+const pdfFolder = "test/pdfs/";
+const gitIgnore = "test/pdfs/.gitignore";
+
+if (process.argv.length < 3) {
+  console.log("\nUsage: node add_test.js FILE\n");
+  console.log(
+    `  Add a PDF as a reference test. FILE must be located in ${pdfFolder}`
+  );
+  process.exit(1);
+}
+
+const file = process.argv[2];
+if (!file.startsWith(pdfFolder)) {
+  throw new Error(`PDF file must be in '${pdfFolder}' directory.`);
+}
+if (!fs.existsSync(file)) {
+  throw new Error(`PDF file does not exist '${file}'.`);
+}
+
+function getRandomArbitrary(min, max) {
+  return Math.floor(Math.random() * (max - min) + min);
+}
+
+const md5 = await calculateMD5(file);
+
+let contents = fs.readFileSync(gitIgnore, "utf8").split("\n");
+const randomLine = getRandomArbitrary(10, contents.length - 2);
+contents.splice(randomLine, 0, "!" + file.substring(file.lastIndexOf("/") + 1));
+fs.writeFileSync("test/pdfs/.gitignore", contents.join("\n"));
+
+contents = fs.readFileSync(testManifest, "utf8");
+const pdf = file.substring(file.lastIndexOf("/") + 1, file.length - 4);
+const randomPoint = getRandomArbitrary(100, contents.length - 20);
+const bracket = contents.indexOf("},\n", randomPoint);
+const out =
+  contents.substring(0, bracket) +
+  "},\n" +
+  `    {  "id": "${pdf}",\n` +
+  `       "file": "pdfs/${pdf}.pdf",\n` +
+  `       "md5": "${md5}",\n` +
+  '       "rounds": 1,\n' +
+  '       "type": "eq"\n' +
+  "    " +
+  contents.substring(bracket);
+fs.writeFileSync("test/test_manifest.json", out);
+execSync(`git add ${testManifest} ${gitIgnore}`);
+execSync(`git add ${file}`);