diff --git a/_all-pages/hljsCoverage.test.ts b/_all-pages/hljsCoverage.test.ts
index e050b3b..e68a826 100644
--- a/_all-pages/hljsCoverage.test.ts
+++ b/_all-pages/hljsCoverage.test.ts
@@ -1,5 +1,5 @@
 import { assertArrayIncludes } from "assert";
-import { siteFiles } from "./siteFiles.ts";
+import { siteFiles } from "./testing.ts";
 
 const hljsClassesIn = (path: string): IterableIterator<RegExpExecArray> =>
     Deno.readTextFileSync(path).matchAll(/hljs-\w+/g);
diff --git a/_all-pages/hljsWorkaround.test.ts b/_all-pages/hljsWorkaround.test.ts
index 3d4c7a5..7ef6b66 100644
--- a/_all-pages/hljsWorkaround.test.ts
+++ b/_all-pages/hljsWorkaround.test.ts
@@ -1,8 +1,8 @@
 /* cSpell:words hljs */
 
 import { assertEquals } from "assert";
-import { documentFromHtml, documentToHtml } from "testDom";
 import { hljsWorkaround } from "./hljsWorkaround.ts";
+import { documentFromHtml, documentToHtml } from "./testing.ts";
 
 Deno.test("It removes all .hljs-number elements within a .language-dockerfile", () => {
     const originalHtml = [
diff --git a/_all-pages/siteFiles.ts b/_all-pages/siteFiles.ts
deleted file mode 100644
index 0096cfe..0000000
--- a/_all-pages/siteFiles.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import { type FileInfo, default as getFiles } from "getFiles";
-
-export const siteFiles = (extension: string): Array<string> =>
-    getFiles({ "root": "./_site" })
-        .filter((file: FileInfo): boolean => file.ext == extension)
-        .map((file: FileInfo): string => file.path);
diff --git a/_all-pages/stripWhitespace.test.ts b/_all-pages/stripWhitespace.test.ts
index 59de86a..1057122 100644
--- a/_all-pages/stripWhitespace.test.ts
+++ b/_all-pages/stripWhitespace.test.ts
@@ -1,6 +1,6 @@
 import { assertEquals } from "assert";
-import { documentFromHtml, documentToHtml } from "testDom";
 import { stripWhitespace } from "./stripWhitespace.ts";
+import { documentFromHtml, documentToHtml } from "./testing.ts";
 
 Deno.test("It removes all whitespace", () => {
     const document = documentFromHtml([
diff --git a/_all-pages/testDom.ts b/_all-pages/testing.ts
similarity index 59%
rename from _all-pages/testDom.ts
rename to _all-pages/testing.ts
index 44034c8..3820db3 100644
--- a/_all-pages/testDom.ts
+++ b/_all-pages/testing.ts
@@ -1,3 +1,4 @@
+import { type FileInfo, default as getFiles } from "getFiles";
 import { DOMParser } from "lume/deps/dom.ts";
 
 export const documentFromHtml = (html: string | Array<string>): Document => {
@@ -10,3 +11,8 @@ export const documentFromHtml = (html: string | Array<string>): Document => {
 
 export const documentToHtml = (document: Document): string =>
     document.documentElement.outerHTML;
+
+export const siteFiles = (extension: string): Array<string> =>
+    getFiles({ "root": "./_site" })
+        .filter((file: FileInfo): boolean => file.ext == extension)
+        .map((file: FileInfo): string => file.path);
diff --git a/_all-pages/validHtml.test.ts b/_all-pages/validHtml.test.ts
index 26c6859..caf6c19 100644
--- a/_all-pages/validHtml.test.ts
+++ b/_all-pages/validHtml.test.ts
@@ -1,6 +1,6 @@
 import { assert } from "assert";
 import { HtmlValidate, formatterFactory } from "htmlValidate";
-import { siteFiles } from "./siteFiles.ts";
+import { siteFiles } from "./testing.ts";
 
 Deno.test("Output HTML files are valid", async () => {
     const htmlValidate = new HtmlValidate();