update tests to verify that --types works

Author: RobinMalfait

integrations/tailwindcss-cli/tests/cli.test.js

@@ -319,6 +319,46 @@ describe('Init command', () => {
     // multiple keys in `theme` exists. However it loads `tailwindcss/colors`
     // which doesn't exists in this context.
     expect((await readOutputFile('../full.config.js')).split('\n').length).toBeGreaterThan(50)
+
+    expect(await readOutputFile('../full.config.js')).not.toContain(
+      `/** @type {import('tailwindcss/types').Config} */`
+    )
+  })
+
+  test('--types', async () => {
+    cleanupFile('simple.config.js')
+
+    let { combined } = await $(`${EXECUTABLE} init simple.config.js --types`)
+
+    expect(combined).toMatchInlineSnapshot(`
+      "
+      Created Tailwind CSS config file: simple.config.js
+      "
+    `)
+
+    expect(await readOutputFile('../simple.config.js')).toContain(
+      `/** @type {import('tailwindcss/types').Config} */`
+    )
+  })
+
+  test('--full --types', async () => {
+    cleanupFile('full.config.js')
+
+    let { combined } = await $(`${EXECUTABLE} init full.config.js --full --types`)
+
+    expect(combined).toMatchInlineSnapshot(`
+      "
+      Created Tailwind CSS config file: full.config.js
+      "
+    `)
+
+    // Not a clean way to test this. We could require the file and verify that
+    // multiple keys in `theme` exists. However it loads `tailwindcss/colors`
+    // which doesn't exists in this context.
+    expect((await readOutputFile('../full.config.js')).split('\n').length).toBeGreaterThan(50)
+    expect(await readOutputFile('../full.config.js')).toContain(
+      `/** @type {import('tailwindcss/types').Config} */`
+    )
   })
 
   test('--postcss', async () => {
@@ -351,6 +391,7 @@ describe('Init command', () => {
         Options:
            -f, --full               Initialize a full \`tailwind.config.js\` file
            -p, --postcss            Initialize a \`postcss.config.js\` file
+               --types              Add TypeScript types for the \`tailwind.config.js\` file
            -h, --help               Display usage information
       `)
     )