feat(inputs): ✨ Add Set variable step

apps/builder/cypress/tests/logic.ts

@@ -0,0 +1,45 @@
+import { preventUserFromRefreshing } from 'cypress/plugins/utils'
+import { getIframeBody } from 'cypress/support'
+
+describe('Set variables', () => {
+  beforeEach(() => {
+    cy.task('seed')
+    cy.signOut()
+  })
+
+  afterEach(() => {
+    cy.window().then((win) => {
+      win.removeEventListener('beforeunload', preventUserFromRefreshing)
+    })
+  })
+
+  it('options should work', () => {
+    cy.loadTypebotFixtureInDatabase('typebots/logic/setVariable.json')
+    cy.signIn('test2@gmail.com')
+    cy.visit('/typebots/typebot4/edit')
+    cy.findByTestId('step-number-step').click()
+    createNewVar('Num')
+    cy.findByTestId('step-set-var-1').click()
+    createNewVar('Total')
+    cy.findByRole('textbox', { name: 'Value / Expression:' }).type(
+      '1000 * {{Num}}',
+      { parseSpecialCharSequences: false }
+    )
+    cy.findByTestId('step-set-var-2').click()
+    createNewVar('Custom var')
+    cy.findByRole('textbox', { name: 'Value / Expression:' }).type(
+      'Custom value'
+    )
+    cy.findByRole('button', { name: 'Preview' }).click()
+    getIframeBody()
+      .findByPlaceholderText('Type your answer...')
+      .type('365{enter}')
+    getIframeBody().findByText('Total: 365000').should('exist')
+    getIframeBody().findByText('Custom var: Custom value')
+  })
+})
+
+const createNewVar = (name: string) => {
+  cy.findByTestId('variables-input').type(name)
+  cy.findByRole('menuitem', { name: `Create "${name}"` }).click()
+}