#434

frontend/src/lib/counts.test.ts

@@ -0,0 +1,18 @@
+import { describe, expect, it } from 'vitest'
+
+import { columnsForCounts, countsCSV } from '@/lib/counts'
+
+
+describe ('counts exports', () => {
+  it ('escapes quotes, newlines and spreadsheet formulas in UTF-8 CSV', () => {
+    expect (countsCSV ([['日本語', 'a"b', 'a\nb', '=1+1']]))
+	.toBe ('\uFEFF"日本語","a""b","a\nb","\'=1+1"')
+  })
+
+  it ('keeps resource-specific columns out of the other resource', () => {
+    expect (columnsForCounts ('posts')).toContain ('added_tags')
+    expect (columnsForCounts ('posts')).not.toContain ('aliases')
+    expect (columnsForCounts ('tags')).toContain ('aliases')
+    expect (columnsForCounts ('tags')).not.toContain ('url')
+  })
+})