test: add custom format with no newlines

npm · Jun 25, 2021 · ae4a765 · ae4a765
1 parent 6e7c0ea
commit ae4a765
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diff --git a/tap-snapshots/test/index.js.test.cjs b/tap-snapshots/test/index.js.test.cjs
@@ -5,6 +5,10 @@
  * Make sure to inspect the output below.  Do not ignore changes!
  */
 'use strict'
+exports[`test/index.js TAP custom formatting > should save back custom format to package.json 1`] = `
+{"name":"foo","version":"1.0.1","description":"Lorem ipsum dolor"}
+`
+
 exports[`test/index.js TAP invalid package.json data > should save updated content to package.json and ignore invalid data 1`] = `
 this! is! not! json!
 `

diff --git a/test/index.js b/test/index.js
@@ -190,3 +190,24 @@ t.test('update package.json with invalid content', async t => {
     'should throw if trying to update an invalid manifest'
   )
 })
+
+t.test('custom formatting', async t => {
+  const path = t.testdir({
+    'package.json': JSON.stringify({
+      name: 'foo',
+      version: '1.0.0',
+    }, null, 0),
+  })
+
+  const pkgJson = await PackageJson.load(path)
+  pkgJson.update({
+    version: '1.0.1',
+    description: 'Lorem ipsum dolor',
+  })
+  await pkgJson.save()
+
+  t.matchSnapshot(
+    fs.readFileSync(resolve(path, 'package.json'), 'utf8'),
+    'should save back custom format to package.json'
+  )
+})