refactor: change separate tools by category

core/stdlib/src/text/template/index.test.ts

@@ -0,0 +1,48 @@
+import { describe, expect, it } from 'vitest';
+import { templateObject } from '.';
+
+describe.todo('templateObject', () => {
+  it('replace template placeholders with corresponding values from args', () => {
+    const template = 'Hello, {names.0}!';
+    const args = { names: ['John'] };
+    const result = templateObject(template, args);
+    expect(result).toBe('Hello, John!');
+  });
+
+  it('replace template placeholders with corresponding values from args', () => {
+    const template = 'Hello, {name}!';
+    const args = { name: 'John' };
+    const result = templateObject(template, args);
+    expect(result).toBe('Hello, John!');
+  });
+
+  it('replace template placeholders with fallback value if corresponding value is undefined', () => {
+    const template = 'Hello, {name}!';
+    const args = { age: 25 };
+    const fallback = 'Guest';
+    const result = templateObject(template, args, fallback);
+    expect(result).toBe('Hello, Guest!');
+  });
+
+  it(' replace template placeholders with fallback value returned by fallback function if corresponding value is undefined', () => {
+    const template = 'Hello, {name}!';
+    const args = { age: 25 };
+    const fallback = (key: string) => `Unknown ${key}`;
+    const result = templateObject(template, args, fallback);
+    expect(result).toBe('Hello, Unknown name!');
+  });
+
+  it('replace template placeholders with nested values from args', () => {
+      const result = templateObject('Hello {{user.name}, your address {user.addresses.0.street}', {
+        user: {
+         name: 'John Doe',
+         addresses: [
+           { street: '123 Main St', city: 'Springfield'},
+           { street: '456 Elm St', city: 'Shelbyville'}
+         ]
+       }
+     });
+
+      expect(result).toBe('Hello {John Doe, your address 123 Main St');
+  });
+});