cypress 10 migration (#777)

* cypress 10 migration

* fix lint

cypress/e2e/ui/clipboard.cy.js

@@ -0,0 +1,63 @@
+import {
+  visitAndApproveStorage
+} from '../../support/ui-test-helper.js'
+
+describe('UI - Clipboard', function () {
+  beforeEach(() => {
+    visitAndApproveStorage()
+  })
+
+  it('Editor - Copy and paste', () => {
+    cy.get('#tool_source').click()
+
+    cy.get('#svg_source_textarea')
+      .type('{selectall}', { force: true })
+      .type(`<svg width="640" height="480" xmlns="http://www.w3.org/2000/svg">
+   <g class="layer">
+    <title>Layer 1</title>
+    <circle cx="100" cy="100" r="50" fill="#FF0000" id="testCircle" stroke="#000000" stroke-width="5"/>
+   </g>
+  </svg>`, { force: true, parseSpecialCharSequences: false })
+    cy.get('#tool_source_save').click()
+    cy.get('#testCircle').should('exist')
+    cy.get('#svg_1').should('not.exist')
+    cy.get('#svg_2').should('not.exist')
+
+    // Copy.
+    cy.get('#testCircle').click().rightclick()
+    cy.get('#cmenu_canvas a[href="#copy"]').click({ force: true })
+
+    // Paste.
+    // Scrollbars fail to recenter in Cypress test.  Works fine in reality.
+    // Thus forcing click is needed since workspace is mostly offscreen.
+    cy.get('#svgroot').rightclick({ force: true })
+    cy.get('#cmenu_canvas a[href="#paste"]').click({ force: true })
+    cy.get('#testCircle').should('exist')
+    cy.get('#svg_1').should('exist')
+    cy.get('#svg_2').should('not.exist')
+
+    // Cut.
+    cy.get('#testCircle').click().rightclick()
+    cy.get('#cmenu_canvas a[href="#cut"]').click({ force: true })
+    cy.get('#testCircle').should('not.exist')
+    cy.get('#svg_1').should('exist')
+    cy.get('#svg_2').should('not.exist')
+
+    // Paste.
+    // Scrollbars fail to recenter in Cypress test.  Works fine in reality.
+    // Thus forcing click is needed since workspace is mostly offscreen.
+    cy.get('#svgroot').rightclick({ force: true })
+    cy.get('#cmenu_canvas a[href="#paste"]').click({ force: true })
+    cy.get('#testCircle').should('not.exist')
+    cy.get('#svg_1').should('exist')
+    cy.get('#svg_2').should('exist')
+
+    // Delete.
+    cy.get('#svg_2').click({ force: true }).rightclick()
+    cy.get('#cmenu_canvas a[href="#delete"]').click({ force: true })
+    cy.get('#svg_1').click().rightclick({ force: true })
+    cy.get('#cmenu_canvas a[href="#delete"]').click({ force: true })
+    cy.get('#svg_1').should('not.exist')
+    cy.get('#svg_2').should('not.exist')
+  })
+})