diff --git a/src/lib/withBaseURLNode.test.ts b/src/lib/withBaseURLNode.test.ts
new file mode 100644
index 000000000..8fd4a5a67
--- /dev/null
+++ b/src/lib/withBaseURLNode.test.ts
@@ -0,0 +1,30 @@
+import { withSiteBaseURLNode } from '@src/lib/withBaseURLNode'
+
+describe('withBaseURL', () => {
+  describe('withSiteBaseURL', () => {
+    it('should return base url', () => {
+      const expected = 'https://dev.zoo.dev'
+      const actual = withSiteBaseURLNode('')
+      expect(actual).toBe(expected)
+    })
+    it('should return base url with /docs', () => {
+      const expected = 'https://dev.zoo.dev/docs'
+      const actual = withSiteBaseURLNode('/docs')
+      expect(actual).toBe(expected)
+    })
+    it('should return a longer base base url with /docs/kcl-samples/car-wheel-assembly', () => {
+      const expected = 'https://dev.zoo.dev/docs/kcl-samples/car-wheel-assembly'
+      const actual = withSiteBaseURLNode('/docs/kcl-samples/car-wheel-assembly')
+      expect(actual).toBe(expected)
+    })
+    it('should ensure base url does not have ending slash', () => {
+      const expected = 'https://dev.zoo.dev'
+      const actual = withSiteBaseURLNode('')
+      expect(actual).toBe(expected)
+      const expectedEndsWith = expected[expected.length - 1]
+      const actualEndsWith = actual[actual.length - 1]
+      expect(actual).toBe(expected)
+      expect(actualEndsWith).toBe(expectedEndsWith)
+    })
+  })
+})