diff --git a/.github/workflows/testing.yml b/.github/workflows/testing.yml
index eafe631f7dfe..60cf0ee24652 100644
--- a/.github/workflows/testing.yml
+++ b/.github/workflows/testing.yml
@@ -4,6 +4,25 @@ on:
   pull_request:
 
 jobs:
+  unitTest:
+    name: Unit Test
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        node-version: [16.x]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: yarn
+
+      - run: yarn --frozen-lockfile
+      - run: yarn jest
+
   lint:
     name: Lint
     strategy:
diff --git a/src/remark-plugins/remark-cleanup-readme/__snapshots__/index.test.mjs.snap b/src/remark-plugins/remark-cleanup-readme/__snapshots__/index.test.mjs.snap
index 69aa6a9a301e..4605a1309324 100644
--- a/src/remark-plugins/remark-cleanup-readme/__snapshots__/index.test.mjs.snap
+++ b/src/remark-plugins/remark-cleanup-readme/__snapshots__/index.test.mjs.snap
@@ -4,9 +4,9 @@ exports[`cleanup readme should clean up div[align="center"] block with paragraph
 "/* @jsxRuntime classic */
 /* @jsx mdx */
 /* @jsxFrag mdx.Fragment */
-const MDXLayout = \\"wrapper\\";
+const MDXLayout = "wrapper";
 function MDXContent({components, ...props}) {
-  return <MDXLayout components={components} {...props}><div align=\\"center\\"><p parentName=\\"div\\"><h1 parentName=\\"p\\">{\\"Imagemin Webpack\\"}</h1></p><p parentName=\\"div\\"><p parentName=\\"p\\">{\\"Plugin and Loader for \\"}<a href=\\"http://webpack.js.org/\\" parentName=\\"p\\">{\\"webpack\\"}</a>{\\" to optimize (compress) all images using \\"}<a href=\\"https://github.com/imagemin/imagemin\\" parentName=\\"p\\">{\\"imagemin\\"}</a>{\\".\\\\nDo not worry about size of images, now they are always optimized/compressed.\\"}</p></p></div></MDXLayout>;
+  return <MDXLayout components={components} {...props}><div align="center"><p parentName="div"><h1 parentName="p">{"Imagemin Webpack"}</h1></p><p parentName="div"><p parentName="p">{"Plugin and Loader for "}<a href="http://webpack.js.org/" parentName="p">{"webpack"}</a>{" to optimize (compress) all images using "}<a href="https://github.com/imagemin/imagemin" parentName="p">{"imagemin"}</a>{".\\nDo not worry about size of images, now they are always optimized/compressed."}</p></p></div></MDXLayout>;
 }
 MDXContent.isMDXComponent = true;
 export default MDXContent;
@@ -17,9 +17,9 @@ exports[`cleanup readme should clean up div[align="center"] block without paragr
 "/* @jsxRuntime classic */
 /* @jsx mdx */
 /* @jsxFrag mdx.Fragment */
-const MDXLayout = \\"wrapper\\";
+const MDXLayout = "wrapper";
 function MDXContent({components, ...props}) {
-  return <MDXLayout components={components} {...props}><div align=\\"center\\" /></MDXLayout>;
+  return <MDXLayout components={components} {...props}><div align="center" /></MDXLayout>;
 }
 MDXContent.isMDXComponent = true;
 export default MDXContent;
@@ -30,9 +30,9 @@ exports[`cleanup readme should clean up nested div[align="center"] block  1`] =
 "/* @jsxRuntime classic */
 /* @jsx mdx */
 /* @jsxFrag mdx.Fragment */
-const MDXLayout = \\"wrapper\\";
+const MDXLayout = "wrapper";
 function MDXContent({components, ...props}) {
-  return <MDXLayout components={components} {...props}><div align=\\"center\\" /></MDXLayout>;
+  return <MDXLayout components={components} {...props}><div align="center" /></MDXLayout>;
 }
 MDXContent.isMDXComponent = true;
 export default MDXContent;
diff --git a/src/remark-plugins/remark-custom-asides/__snapshots__/index.test.mjs.snap b/src/remark-plugins/remark-custom-asides/__snapshots__/index.test.mjs.snap
index edb6f5982712..fb58948b5761 100644
--- a/src/remark-plugins/remark-custom-asides/__snapshots__/index.test.mjs.snap
+++ b/src/remark-plugins/remark-custom-asides/__snapshots__/index.test.mjs.snap
@@ -1,6 +1,6 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`customize blockquote should transform W> into aside of warning 1`] = `
-"<aside class=\\"warning\\"><h6 class=\\"warning__prefix\\">warning</h6><p>hello world</p></aside>
+"<aside class="warning"><h6 class="warning__prefix">warning</h6><p>hello world</p></aside>
 "
 `;
diff --git a/src/remark-plugins/remark-custom-asides/index.test.mjs b/src/remark-plugins/remark-custom-asides/index.test.mjs
index 1f11784464ad..b36bd82a12fb 100644
--- a/src/remark-plugins/remark-custom-asides/index.test.mjs
+++ b/src/remark-plugins/remark-custom-asides/index.test.mjs
@@ -9,7 +9,9 @@ describe('customize blockquote', () => {
           'W>': 'warning',
         },
       })
-      .use(remarkHtml)
+      .use(remarkHtml, {
+        sanitize: false
+      })
       .process(
         `
 W> hello world
diff --git a/src/remark-plugins/remark-remove-heading-id/__snapshots__/index.test.mjs.snap b/src/remark-plugins/remark-remove-heading-id/__snapshots__/index.test.mjs.snap
index 02e066d7ceb0..f7d4dfeb7050 100644
--- a/src/remark-plugins/remark-remove-heading-id/__snapshots__/index.test.mjs.snap
+++ b/src/remark-plugins/remark-remove-heading-id/__snapshots__/index.test.mjs.snap
@@ -1,7 +1,7 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`customize blockquote should add id 1`] = `
-"<h2><span id=\\"user-content-hello-world\\"></span>hello world</h2>
+"<h2><span id="user-content-hello-world"></span>hello world</h2>
 <p>this is me.</p>
 "
 `;
diff --git a/src/remark-plugins/remark-responsive-table/__snapshots__/remark-responsive-table.test.mjs.snap b/src/remark-plugins/remark-responsive-table/__snapshots__/remark-responsive-table.test.mjs.snap
index 991fef038c46..a57126cc1b38 100644
--- a/src/remark-plugins/remark-responsive-table/__snapshots__/remark-responsive-table.test.mjs.snap
+++ b/src/remark-plugins/remark-responsive-table/__snapshots__/remark-responsive-table.test.mjs.snap
@@ -10,12 +10,12 @@ exports[`responsive table should add data-th 1`] = `
 </thead>
 <tbody>
 <tr>
-<td data-th=\\"foo\\"><span>baz</span></td>
-<td data-th=\\"bar\\"><span>-</span></td>
+<td data-th="foo"><span>baz</span></td>
+<td data-th="bar"><span>-</span></td>
 </tr>
 <tr>
-<td data-th=\\"foo\\"><span>sam</span></td>
-<td data-th=\\"bar\\"><span>chen</span></td>
+<td data-th="foo"><span>sam</span></td>
+<td data-th="bar"><span>chen</span></td>
 </tr>
 </tbody>
 </table>
@@ -32,12 +32,12 @@ exports[`responsive table should handle empty thead 1`] = `
 </thead>
 <tbody>
 <tr>
-<td data-th=\\"\\"><span>baz</span></td>
-<td data-th=\\"bar\\"><span>-</span></td>
+<td data-th=""><span>baz</span></td>
+<td data-th="bar"><span>-</span></td>
 </tr>
 <tr>
-<td data-th=\\"\\"><span>sam</span></td>
-<td data-th=\\"bar\\"><span>chen</span></td>
+<td data-th=""><span>sam</span></td>
+<td data-th="bar"><span>chen</span></td>
 </tr>
 </tbody>
 </table>
diff --git a/src/remark-plugins/remark-responsive-table/remark-responsive-table.test.mjs b/src/remark-plugins/remark-responsive-table/remark-responsive-table.test.mjs
index 7729c785faa7..8180ca918a0f 100644
--- a/src/remark-plugins/remark-responsive-table/remark-responsive-table.test.mjs
+++ b/src/remark-plugins/remark-responsive-table/remark-responsive-table.test.mjs
@@ -8,7 +8,9 @@ describe('responsive table', () => {
   const processor = remark()
     .use(remarkGfm)
     .use(remarkResponsiveTable)
-    .use(remarkHtml);
+    .use(remarkHtml, {
+      sanitize: false,
+    });
   it('should add data-th', () => {
     processor.process(
       `
diff --git a/src/remark-plugins/remark-slug/__snapshots__/index.test.mjs.snap b/src/remark-plugins/remark-slug/__snapshots__/index.test.mjs.snap
index 16c03e73a1c9..ce0762cc6060 100644
--- a/src/remark-plugins/remark-slug/__snapshots__/index.test.mjs.snap
+++ b/src/remark-plugins/remark-slug/__snapshots__/index.test.mjs.snap
@@ -1,7 +1,7 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
 exports[`remark slug should add id 1`] = `
-"<h2 id=\\"user-content-hello-world\\"><span id=\\"user-content-hello-world\\"></span>hello world</h2>
+"<h2 id="user-content-hello-world"><span id="user-content-hello-world"></span>hello world</h2>
 <p>this is me.</p>
 "
 `;
diff --git a/yarn.lock b/yarn.lock
index 2bb6f93e5920..3ed2dbfaa71b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11846,7 +11846,7 @@ unist-util-visit-parents@^4.0.0:
     "@types/unist" "^2.0.0"
     unist-util-is "^5.0.0"
 
-unist-util-visit-parents@^5.1.1:
+unist-util-visit-parents@^5.0.0, unist-util-visit-parents@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/unist-util-visit-parents/-/unist-util-visit-parents-5.1.1.tgz#868f353e6fce6bf8fa875b251b0f4fec3be709bb"
   integrity sha512-gks4baapT/kNRaWxuGkl5BIhoanZo7sC/cUT/JToSRNL1dYoXRFl75d++NkjYk4TAu2uv2Px+l8guMajogeuiw==