Improve tests and add useGitOps hook test

app/src/utils/fileHelpers.test.ts

@@ -157,8 +157,6 @@ describe('fileHelpers', () => {
     });
 
     it('uses the API base URL correctly', () => {
-      // Test that the function uses the expected API base URL
-      // Note: The API_BASE_URL is imported at module load time, so we test the expected behavior
       const url = getFileUrl('test', 'file.md');
       expect(url).toBe(
         'http://localhost:8080/api/v1/workspaces/test/files/file.md'

app/src/utils/remarkWikiLinks.test.ts

@@ -278,6 +278,7 @@ describe('remarkWikiLinks', () => {
 
       expect(result.toString()).toContain('Spaces');
       // Should not call API for empty/whitespace-only links
+      expect(fileApi.lookupFileByName).not.toHaveBeenCalled();
     });
 
     it('handles nested brackets', async () => {
@@ -319,19 +320,5 @@ describe('remarkWikiLinks', () => {
       // Should not call API when workspace is empty
       expect(fileApi.lookupFileByName).not.toHaveBeenCalled();
     });
-
-    it('does not process links when workspace is not provided', async () => {
-      const processor = unified()
-        .use(remarkParse)
-        .use(remarkWikiLinks, '')
-        .use(remarkStringify);
-
-      const markdown = '[[test]]';
-
-      const result = await processor.process(markdown);
-
-      expect(result.toString()).toContain('test');
-      expect(fileApi.lookupFileByName).not.toHaveBeenCalled();
-    });
   });
 });

app/src/utils/remarkWikiLinks.ts

@@ -233,6 +233,13 @@ export function remarkWikiLinks(workspaceName: string) {
         }
 
         try {
+          // Skip API call for empty or whitespace-only filenames
+          if (!match.fileName.trim()) {
+            newNodes.push(createTextNode(match.fullMatch));
+            lastIndex = match.index + match.fullMatch.length;
+            continue;
+          }
+
           const lookupFileName: string = match.isImage
             ? match.fileName
             : addMarkdownExtension(match.fileName);