1 files changed, 38 insertions, 0 deletions
diff --git a/spec/frontend/content_editor/services/build_serializer_config_spec.js b/spec/frontend/content_editor/services/build_serializer_config_spec.js
new file mode 100644
index 00000000000..532e0493830
--- /dev/null
+++ b/spec/frontend/content_editor/services/build_serializer_config_spec.js
@@ -0,0 +1,38 @@
+import * as Blockquote from '~/content_editor/extensions/blockquote';
+import * as Bold from '~/content_editor/extensions/bold';
+import * as Dropcursor from '~/content_editor/extensions/dropcursor';
+import * as Paragraph from '~/content_editor/extensions/paragraph';
+
+import buildSerializerConfig from '~/content_editor/services/build_serializer_config';
+
+describe('content_editor/services/build_serializer_config', () => {
+  describe('given one or more content editor extensions', () => {
+    it('creates a serializer config that collects all extension serializers by type', () => {
+      const extensions = [Bold, Blockquote, Paragraph];
+      const serializerConfig = buildSerializerConfig(extensions);
+
+      extensions.forEach(({ tiptapExtension, serializer }) => {
+        const { name, type } = tiptapExtension;
+        expect(serializerConfig[`${type}s`][name]).toBe(serializer);
+      });
+    });
+  });
+
+  describe('given an extension without serializer', () => {
+    it('does not include the extension in the serializer config', () => {
+      const serializerConfig = buildSerializerConfig([Dropcursor]);
+
+      expect(serializerConfig.marks[Dropcursor.tiptapExtension.name]).toBe(undefined);
+      expect(serializerConfig.nodes[Dropcursor.tiptapExtension.name]).toBe(undefined);
+    });
+  });
+
+  describe('given no extensions', () => {
+    it('creates an empty serializer config', () => {
+      expect(buildSerializerConfig()).toStrictEqual({
+        marks: {},
+        nodes: {},
+      });
+    });
+  });
+});