Create channels/parse.test.js

tests/__data__/expected/sites/parse-channels.channels.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<site site="parse-channels.com">
+  <channels>
+    <channel lang="en" xmltv_id="CNNInternational.us" site_id="140">CNN International</channel>
+  </channels>
+</site>

tests/__data__/input/sites/parse-channels.config.js

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+module.exports = {
+  site: 'parse-channels.com',
+  url() {
+    return `https://parse-channels.com`
+  },
+  parser() {
+    return []
+  },
+  channels() {
+    return [
+      {
+        lang: 'en',
+        xmltv_id: 'CNNInternational.us',
+        site_id: 140,
+        name: 'CNN International'
+      }
+    ]
+  }
+}

tests/commands/channels/parse.test.js

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+const { execSync } = require('child_process')
+const fs = require('fs-extra')
+const path = require('path')
+
+beforeEach(() => {
+  fs.emptyDirSync('tests/__data__/output')
+
+  const stdout = execSync(
+    'npm run channels:parse -- --config=tests/__data__/input/sites/parse-channels.config.js --output=tests/__data__/output/channels.xml',
+    { encoding: 'utf8' }
+  )
+})
+
+it('can parse channels', () => {
+  expect(content('tests/__data__/output/channels.xml')).toEqual(
+    content('tests/__data__/expected/sites/parse-channels.channels.xml')
+  )
+})
+
+function content(filepath) {
+  return fs.readFileSync(path.resolve(filepath), {
+    encoding: 'utf8'
+  })
+}