add test

packages/pluginkit/src/v4/utils/template.spec.ts

@@ -0,0 +1,81 @@
+import type { TemplateSummary } from '../interfaces';
+
+import { getLocalizedTemplate, extractSupportedLocales } from './template';
+
+describe('getLocalizedTemplate', () => {
+  it('should return undefined if templateSummary is undefined', () => {
+    expect(getLocalizedTemplate(undefined)).toBeUndefined();
+  });
+
+  it('should return the default template if locale is not provided', () => {
+    const templateSummary: TemplateSummary = {
+      default: {
+        id: 'templateId',
+        locale: 'en_US',
+        isValid: true,
+        isDefault: true,
+        title: 'Default Title',
+      },
+    };
+    expect(getLocalizedTemplate(templateSummary)).toEqual(templateSummary.default);
+  });
+
+  it('should return the localized template if locale is provided and exists in templateSummary', () => {
+    const templateSummary: TemplateSummary = {
+      default: {
+        id: 'templateId',
+        locale: 'en_US',
+        isValid: true,
+        isDefault: true,
+        title: 'Default Title',
+      },
+      ja_JP: {
+        id: 'templateId',
+        locale: 'ja_JP',
+        isValid: true,
+        isDefault: false,
+        title: 'Japanese Title',
+      },
+    };
+    expect(getLocalizedTemplate(templateSummary, 'ja_JP')).toEqual(templateSummary.ja_JP);
+  });
+
+  it('should return the default template if locale is provided but does not exist in templateSummary', () => {
+    const templateSummary: TemplateSummary = {
+      default: {
+        id: 'templateId',
+        locale: 'en_US',
+        isValid: true,
+        isDefault: true,
+        title: 'Default Title',
+      },
+    };
+    expect(getLocalizedTemplate(templateSummary, 'fr')).toEqual(templateSummary.default);
+  });
+});
+
+describe('extractSupportedLocales', () => {
+  it('should return undefined if templateSummary is undefined', () => {
+    expect(extractSupportedLocales(undefined)).toBeUndefined();
+  });
+
+  it('should return a set of locales from the templateSummary', () => {
+    const templateSummary: TemplateSummary = {
+      default: {
+        id: 'templateId',
+        locale: 'en_US',
+        isValid: true,
+        isDefault: true,
+        title: 'Default Title',
+      },
+      ja_JP: {
+        id: 'templateId',
+        locale: 'ja_JP',
+        isValid: true,
+        isDefault: false,
+        title: 'Japanese Title',
+      },
+    };
+    expect(extractSupportedLocales(templateSummary)).toEqual(new Set(['en_US', 'ja_JP']));
+  });
+});