update the history extension page, add a demo with tests

docs/src/demos/Extensions/History/index.spec.js

@@ -0,0 +1,71 @@
+context('/api/extensions/history', () => {
+  beforeEach(() => {
+    cy.visit('/api/extensions/history')
+
+    cy.get('.ProseMirror').window().then(window => {
+      const { editor } = window
+      editor.setContent('<p>Mistake</p>')
+    })
+  })
+
+  describe('undo', () => {
+    it('should make the last change undone', () => {
+      cy.get('.ProseMirror').window().then(window => {
+        const { editor } = window
+        cy.get('.ProseMirror').should('contain', 'Mistake')
+
+        cy.get('.demo__preview button:first').click({ force: true })
+        cy.get('.ProseMirror').should('not.contain', 'Mistake')
+      })
+    })
+  })
+
+  describe('redo', () => {
+    it('should apply the last undone change again', () => {
+      cy.get('.ProseMirror').window().then(window => {
+        const { editor } = window
+        cy.get('.ProseMirror').should('contain', 'Mistake')
+
+        cy.get('.demo__preview button:first').click({ force: true })
+        cy.get('.ProseMirror').should('not.contain', 'Mistake')
+        cy.get('.demo__preview button:nth-child(2)').click({ force: true })
+        cy.get('.ProseMirror').should('contain', 'Mistake')
+      })
+    })
+  })
+})
+
+
+// context('/api/extensions/history', () => {
+//   beforeEach(() => {
+//     cy.visit('/api/extensions/history')
+
+//     cy.get('.ProseMirror').window().then(window => {
+//       const { editor } = window
+//       editor.setContent('<p>as</p>')
+//     })
+//   })
+
+//   describe('history', () => {
+//     it('should make the selected text history', () => {
+//       cy.get('.ProseMirror').window().then(window => {
+//         const { editor } = window
+//         const html = editor.html()
+
+//         cy.get('.ProseMirror').type('Mistake', { force: true })
+//         // cy.get('.ProseMirror').should('contain', 'Mistake')
+//         // cy.get('.demo__preview button:first').click({ force: true })
+//         // cy.get('.ProseMirror').should('contain', 'Mistake')
+//       })
+//     })
+
+
+//       editor.insertText('Mistake')
+//       cy.get('.ProseMirror h2:first').should('contain', 'Mistake')
+
+//     // it('should toggle the selected text history', () => {
+//     //   cy.get('.demo__preview button:first').dblclick({ force: true })
+//     //   cy.get('.ProseMirror em').should('not.exist')
+//     // })
+//   })
+// })

docs/src/demos/Extensions/History/index.vue

@@ -0,0 +1,53 @@
+<template>
+  <div v-if="editor">
+    <button @click="editor.focus().undo()">
+      undo
+    </button>
+    <button @click="editor.focus().redo()">
+      redo
+    </button>
+
+    <editor-content :editor="editor" />
+  </div>
+</template>
+
+<script>
+import { Editor } from '@tiptap/core'
+import { EditorContent } from '@tiptap/vue'
+import Document from '@tiptap/extension-document'
+import Paragraph from '@tiptap/extension-paragraph'
+import Text from '@tiptap/extension-text'
+import History from '@tiptap/extension-history'
+
+export default {
+  components: {
+    EditorContent,
+  },
+
+  data() {
+    return {
+      editor: null,
+    }
+  },
+
+  mounted() {
+    this.editor = new Editor({
+      extensions: [
+        new Document(),
+        new Paragraph(),
+        new Text(),
+        new History(),
+      ],
+      content: `
+        <p>Edit this text and press undo to test this extension.</p>
+      `,
+    })
+
+    window.editor = this.editor
+  },
+
+  beforeDestroy() {
+    this.editor.destroy()
+  }
+}
+</script>