diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index f5218ba..c86187a 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -3,17 +3,17 @@ name: "publish npm"
 on: push
 
 jobs:
-    publish:
-        runs-on: ubuntu-latest
-        steps:
-            - name: checkout
-              uses: actions/checkout@v2
-            - name: node
-              uses: actions/setup-node@v2
-              with:
-                  node-version: 12
-                  registry-url: https://registry.npmjs.org
-            - name: publish
-              run: npm publish --access public
-              env:
-                  NODE_AUTH_TOKEN: ${{secrets.npm_token}}
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+      - name: node
+        uses: actions/setup-node@v2
+        with:
+          node-version: 12
+          registry-url: https://registry.npmjs.org
+      - name: publish
+        run: npm publish --access public
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.npm_token}}
diff --git a/index.js b/index.js
index 50fee57..dc284f1 100644
--- a/index.js
+++ b/index.js
@@ -6,30 +6,6 @@ const { PDFDocument } = require('pdf-lib');
 const sharp = require('sharp');
 const ProgressBar = require('progress');
 
-const pdftobuffer = async (pdf, page, progress = false) => {
-    const pdfcount = await pdftocount(pdf);
-
-    assert(Buffer.isBuffer(pdf) || isstream.readable(pdf), 'The pdf must be either a readable stream or a buffer');
-
-    if (page !== "all" && !Array.isArray(page)) {
-        assert((pdfcount - 1) >= page, 'the page does not exist please try again');
-        assert(typeof page === 'number', `page should be one number, given ${page}`);
-        assert(Number.isInteger(page), `page should be an integer, given ${page}`);
-        assert(page >= 0, `the page must be equal to or greater than 0 in the case of ${page}`);
-    } else if(Array.isArray(page)) {
-        Array.from(page, (_) => assert((pdfcount - 1) >= _, 'the page does not exist please try again'));
-    }
-
-    const bar = progress ? new ProgressBar('Processing [:bar] :percent :etas', { complete: '=', incomplete: ' ', width: 30, total: page === "all" ? pdfcount : 1 }) : null;
-
-    if (page === "all" || Array.isArray(page)) {
-        const promises = Array.from(Array.isArray(page) ? page : { length: pdfcount }, (_, index) => imagemagickconverter(pdf, Array.isArray(page) ? _ : index, progress ? bar : null));
-        return Promise.all(promises);
-    } else {
-        return [await imagemagickconverter(pdf, page, progress ? bar : null)];
-    }
-}
-
 const imagemagickconverter = async (pdf, page, bar) => {
     const imagemagickstream = imagemagick()
         .set('density', 200)
@@ -69,6 +45,30 @@ const imagemagickconverter = async (pdf, page, bar) => {
     return resultBuffer;
 }
 
+const pdftobuffer = async (pdf, page, progress = false) => {
+    const pdfcount = await pdftocount(pdf);
+
+    assert(Buffer.isBuffer(pdf) || isstream.readable(pdf), 'The pdf must be either a readable stream or a buffer');
+
+    if (page !== "all" && !Array.isArray(page)) {
+        assert((pdfcount - 1) >= page, 'the page does not exist please try again');
+        assert(typeof page === 'number', `page should be one number, given ${page}`);
+        assert(Number.isInteger(page), `page should be an integer, given ${page}`);
+        assert(page >= 0, `the page must be equal to or greater than 0 in the case of ${page}`);
+    } else if(Array.isArray(page)) {
+        Array.from(page, (_) => assert((pdfcount - 1) >= _, 'the page does not exist please try again'));
+    }
+
+    const bar = progress ? new ProgressBar('Processing [:bar] :percent :etas', { complete: '=', incomplete: ' ', width: 30, total: page === "all" ? pdfcount : 1 }) : null;
+
+    if (page === "all" || Array.isArray(page)) {
+        const promises = Array.from(Array.isArray(page) ? page : { length: pdfcount }, (_, index) => imagemagickconverter(pdf, Array.isArray(page) ? _ : index, progress ? bar : null));
+        return Promise.all(promises);
+    } else {
+        return [await imagemagickconverter(pdf, page, progress ? bar : null)];
+    }
+}
+
 const pdftocount = async (pdf) => {
     const pdfDoc = await PDFDocument.load(pdf);
     return pdfDoc.getPageCount();
diff --git a/index.test.js b/index.test.js
index 1b3d29b..d10b620 100644
--- a/index.test.js
+++ b/index.test.js
@@ -1,24 +1,6 @@
-const exp = require("constants");
 const pdftopic = require("./");
-const fs = require("fs");
 
-/*test('converting pdftopic@0.1.3 (single file)', async () => {
-    const pdf = fs.readFileSync('./pdf_files/ilyes.pdf');
-    const result = await pdftobuffer(pdf, 0);
-    expect(result).not.toBeNull();
-});
-
-test('converting pdftopic@0.1.3 (multiple file)', async () => {
-    const pdf = fs.readFileSync('./pdf_files/curriculum_vitae.pdf');
-    var results = [];
-    for (let index = 0; index < 4; index++) {
-        const result = await pdftobuffer(pdf, index);
-        results.push(result);
-    }
-    expect(results).not.toBeNull();
-});*/
-
-/*test('converting pdftopic@1.0.0 (single file)', async () => {
+test('converting pdftopic@1.0.0 (single file)', async () => {
     const pdf = fs.readFileSync('./pdf_files/ilyes.pdf');
     const result = await pdftopic.pdftobuffer(pdf, 0);
     expect(result).not.toBeNull();
@@ -34,7 +16,7 @@ test('converting pdftopic@1.0.0 (multiple file)', async () => {
     const pdf = fs.readFileSync('./pdf_files/curriculum_vitae.pdf');
     const result = await pdftopic.pdftobuffer(pdf, "all");
     expect(result).not.toBeNull();
-});*/
+});
 
 test('converting pdftopic@1.0.0 (all images in one image)', async () => {
     const file1 = fs.readFileSync('./curriculum_vitae-converted/curriculum_vitae-0.png');
diff --git a/package.json b/package.json
index a7212dd..6bc49d1 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,12 @@
 {
     "name": "pdftopic",
-    "version": "1.0.0-alpha",
+    "version": "1.0.1-alpha",
     "description": "Built for Node.js, this package empowers users to effortlessly convert PDF files into images of exceptional quality, supporting multiple formats including PNG, JPG, GIF, and others. Its streamlined functionality ensures a smooth and reliable conversion process, providing users with the flexibility to obtain top-notch images from their PDF documents",
     "main": "index.js",
+    "funding":{
+        "type": "paypal",
+        "url": "https://www.paypal.me/IlyesElMajouti"
+    },
     "scripts": {
         "test": "jest"
     },
@@ -48,7 +52,7 @@
         "graphics",
         "file conversion"
     ],
-    "author": "Ilyes-El-Majouti",
+    "author": "Ilyes-El-Majouti <ilyes.elmajouti@gmail.com>",
     "license": "ISC",
     "bugs": {
         "url": "https://github.com/Ilyes-El-Majouti/pdftopic/issues"
@@ -61,7 +65,6 @@
         "pdf-lib": "^1.17.1",
         "progress": "^2.0.3",
         "sharp": "^0.32.6",
-        "stream": "^0.0.2",
         "stream-to-array": "^2.3.0"
     },
     "devDependencies": {