New: Migration Scripts (fixes #57)

migrations/v4.js

@@ -0,0 +1,30 @@
+import { describe, whereContent, whereFromPlugin, mutateContent, checkContent, updatePlugin } from 'adapt-migrations';
+
+describe('adapt-contrib-blank - v2.0.0 > v4.1.3', async () => {
+  let blanks;
+
+  whereFromPlugin('adapt-contrib-blank - from v2.0.0', { name: 'adapt-contrib-blank', version: '<=4.1.3' });
+
+  whereContent('adapt-contrib-blank - where blank', async content => {
+    blanks = content.filter(({ _component }) => _component === 'blank');
+    if (blanks) return true;
+  });
+
+  /**
+   * * Add JSON field to component and set attribute.
+   */
+  mutateContent('adapt-contrib-blank - add blank._isOptional', async () => {
+    blanks.forEach(blank => {
+      blank._isOptional = true;
+    });
+    return true;
+  });
+
+  checkContent('adapt-contrib-blank - check blank._isOptional atrribute', async () => {
+    const isValid = blanks.every(({ _isOptional }) => _isOptional === true);
+    if (!isValid) throw new Error('adapt-contrib-blank - _isOptional not added to every instance of blank');
+    return true;
+  });
+
+  updatePlugin('adapt-contrib-blank - update to v4.1.3', { name: 'adapt-contrib-blank', version: '4.1.3', framework: '>=4' });
+});