diff --git a/archive/tar_test.ts b/archive/tar_test.ts
index da2ae9992ac8..3c746cc4e6cd 100644
--- a/archive/tar_test.ts
+++ b/archive/tar_test.ts
@@ -43,7 +43,7 @@ Deno.test("createTarArchive", async function () {
   assertEquals(wrote, 3072);
 });
 
-Deno.test("deflateTarArchive", async function () {
+Deno.test("Tar() deflates tar archive", async function () {
   const fileName = "output.txt";
   const text = "hello tar world!";
 
@@ -67,7 +67,7 @@ Deno.test("deflateTarArchive", async function () {
   assertEquals(untarText, text);
 });
 
-Deno.test("appendFileWithLongNameToTarArchive", async function (): Promise<
+Deno.test("Tar() appends file with long name to tar archive", async function (): Promise<
   void
 > {
   // 9 * 15 + 13 = 148 bytes
@@ -95,7 +95,7 @@ Deno.test("appendFileWithLongNameToTarArchive", async function (): Promise<
   assertEquals(untarText, text);
 });
 
-Deno.test("directoryEntryType", async function () {
+Deno.test("Tar() checks directory entry type", async function () {
   const tar = new Tar();
 
   tar.append("directory/", {
diff --git a/archive/untar_test.ts b/archive/untar_test.ts
index 5e65e5b7b21c..d0ee505c532d 100644
--- a/archive/untar_test.ts
+++ b/archive/untar_test.ts
@@ -40,7 +40,7 @@ async function createTar(entries: TestEntry[]): Promise<Tar> {
   return tar;
 }
 
-Deno.test("untarAsyncIterator", async function () {
+Deno.test("Untar() works as an async iterator", async () => {
   const entries: TestEntry[] = [
     {
       name: "output.txt",
@@ -77,9 +77,7 @@ Deno.test("untarAsyncIterator", async function () {
   assertEquals(entries.length, 0);
 });
 
-Deno.test("untarAsyncIteratorWithoutReadingBody", async function (): Promise<
-  void
-> {
+Deno.test("Untar() reads without body", async () => {
   const entries: TestEntry[] = [
     {
       name: "output.txt",
@@ -106,8 +104,8 @@ Deno.test("untarAsyncIteratorWithoutReadingBody", async function (): Promise<
 });
 
 Deno.test(
-  "untarAsyncIteratorWithoutReadingBodyFromFileReader",
-  async function () {
+  "Untar() reads without body from FileReader",
+  async () => {
     const entries: TestEntry[] = [
       {
         name: "output.txt",
@@ -142,7 +140,7 @@ Deno.test(
   },
 );
 
-Deno.test("untarAsyncIteratorFromFileReader", async function () {
+Deno.test("Untar() reads from FileReader", async () => {
   const entries: TestEntry[] = [
     {
       name: "output.txt",
@@ -184,8 +182,8 @@ Deno.test("untarAsyncIteratorFromFileReader", async function () {
 });
 
 Deno.test(
-  "untarAsyncIteratorReadingLessThanRecordSize",
-  async function () {
+  "Untar() reads less than record size",
+  async () => {
     // record size is 512
     const bufSizes = [1, 53, 256, 511];
 
@@ -229,7 +227,7 @@ Deno.test(
   },
 );
 
-Deno.test("untarLinuxGeneratedTar", async function () {
+Deno.test("Untar() works with Linux generated tar", async () => {
   const filePath = resolve(testdataDir, "deno.tar");
   const file = await Deno.open(filePath, { read: true });
 
@@ -326,7 +324,7 @@ Deno.test("untarLinuxGeneratedTar", async function () {
 });
 
 Deno.test({
-  name: "test TarEntry",
+  name: "TarEntry() handles meta",
   // only: true,
   fn() {
     // test TarEntry class
@@ -354,7 +352,7 @@ Deno.test({
   },
 });
 
-Deno.test("untarArchiveWithLink", async function () {
+Deno.test("Untar() handles archive with link", async function () {
   const filePath = resolve(testdataDir, "with_link.tar");
   const file = await Deno.open(filePath, { read: true });