3 files changed, 6 insertions, 3 deletions
diff --git a/cli/tests/cat.ts b/cli/tests/cat.ts
index a5b38fccd..0cfd99d22 100644
--- a/cli/tests/cat.ts
+++ b/cli/tests/cat.ts
@@ -1,8 +1,9 @@
+import { copy } from "../../test_util/std/io/util.ts";
 async function main(): Promise<void> {
   for (let i = 1; i < Deno.args.length; i++) {
     const filename = Deno.args[i];
     const file = await Deno.open(filename);
-    await Deno.copy(file, Deno.stdout);
+    await copy(file, Deno.stdout);
   }
 }
 
diff --git a/cli/tests/echo_server.ts b/cli/tests/echo_server.ts
index fcb157fdb..7c8b0e42d 100644
--- a/cli/tests/echo_server.ts
+++ b/cli/tests/echo_server.ts
@@ -1,10 +1,11 @@
+import { copy } from "../../test_util/std/io/util.ts";
 const addr = Deno.args[0] || "0.0.0.0:4544";
 const [hostname, port] = addr.split(":");
 const listener = Deno.listen({ hostname, port: Number(port) });
 console.log("listening on", addr);
 listener.accept().then(
   async (conn): Promise<void> => {
-    console.log("received bytes:", await Deno.copy(conn, conn));
+    console.log("received bytes:", await copy(conn, conn));
     conn.close();
     listener.close();
   },
diff --git a/cli/tests/unit/files_test.ts b/cli/tests/unit/files_test.ts
index 51ca1c579..348d012b4 100644
--- a/cli/tests/unit/files_test.ts
+++ b/cli/tests/unit/files_test.ts
@@ -8,6 +8,7 @@ import {
   assertThrowsAsync,
   unitTest,
 } from "./test_util.ts";
+import { copy } from "../../../test_util/std/io/util.ts";
 
 unitTest(function filesStdioFileDescriptors(): void {
   assertEquals(Deno.stdin.rid, 0);
@@ -21,7 +22,7 @@ unitTest({ perms: { read: true } }, async function filesCopyToStdout(): Promise<
   const filename = "cli/tests/fixture.json";
   const file = await Deno.open(filename);
   assert(file.rid > 2);
-  const bytesWritten = await Deno.copy(file, Deno.stdout);
+  const bytesWritten = await copy(file, Deno.stdout);
   const fileSize = Deno.statSync(filename).size;
   assertEquals(bytesWritten, fileSize);
   file.close();