add unit test for thought trim

src/e2e/puppeteer/__tests__/thought-trim.ts

@@ -0,0 +1,30 @@
+import click from '../helpers/click'
+import clickThought from '../helpers/clickThought'
+import getEditingText from '../helpers/getEditingText'
+import paste from '../helpers/paste'
+
+vi.setConfig({ testTimeout: 20000, hookTimeout: 20000 })
+
+it('when cursor is null, thought will be trimmed.', async () => {
+  const importText = `
+    -        Don't stay awake for too long.      `
+
+  await paste(importText)
+
+  await click('#content')
+  const editingText = await getEditingText()
+  expect(editingText).toBe(`Don't stay awake for too long.`)
+})
+
+it('when click the next thought, prev thought will be trimmed.', async () => {
+  const importText = `
+    -        Don't stay awake for too long.      
+    -    I don't wanna fall asleep   `
+
+  await paste(importText)
+
+  await clickThought(`I don't wanna fall asleep`)
+  await clickThought(`Don't stay awake for too long.`)
+  const editingText = await getEditingText()
+  expect(editingText).toBe(`Don't stay awake for too long.`)
+})