4 files changed, 0 insertions, 83 deletions
diff --git a/tests/integration/js_unit_tests.rs b/tests/integration/js_unit_tests.rs
index 9f1ee7394..0baa114b4 100644
--- a/tests/integration/js_unit_tests.rs
+++ b/tests/integration/js_unit_tests.rs
@@ -47,7 +47,6 @@ util::unit_test_factory!(
     image_data_test,
     internals_test,
     intl_test,
-    io_test,
     jupyter_test,
     kv_test,
     kv_queue_test_no_db_close,
diff --git a/tests/specs/future/runtime_api/main.js b/tests/specs/future/runtime_api/main.js
index a12b2f1fc..ab53a809b 100644
--- a/tests/specs/future/runtime_api/main.js
+++ b/tests/specs/future/runtime_api/main.js
@@ -1,6 +1,5 @@
 console.log("window is", globalThis.window);
 console.log("Deno.Buffer is", Deno.Buffer);
-console.log("Deno.copy is", Deno.copy);
 console.log("Deno.File is", Deno.File);
 console.log("Deno.fstat is", Deno.fstat);
 console.log("Deno.fstatSync is", Deno.fstatSync);
diff --git a/tests/specs/future/runtime_api/main.out b/tests/specs/future/runtime_api/main.out
index 398922749..08b62ea3a 100644
--- a/tests/specs/future/runtime_api/main.out
+++ b/tests/specs/future/runtime_api/main.out
@@ -1,6 +1,5 @@
 window is undefined
 Deno.Buffer is undefined
-Deno.copy is undefined
 Deno.File is undefined
 Deno.fstat is undefined
 Deno.fstatSync is undefined
diff --git a/tests/unit/io_test.ts b/tests/unit/io_test.ts
deleted file mode 100644
index 44a04698c..000000000
--- a/tests/unit/io_test.ts
+++ /dev/null
@@ -1,80 +0,0 @@
-// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
-import { assertEquals, DENO_FUTURE } from "./test_util.ts";
-import { Buffer } from "@std/io/buffer";
-
-const DEFAULT_BUF_SIZE = 32 * 1024;
-
-type Spy = { calls: number };
-
-function repeat(c: string, bytes: number): Uint8Array {
-  assertEquals(c.length, 1);
-  const ui8 = new Uint8Array(bytes);
-  ui8.fill(c.charCodeAt(0));
-  return ui8;
-}
-
-function spyRead(obj: Buffer): Spy {
-  const spy: Spy = {
-    calls: 0,
-  };
-
-  const orig = obj.read.bind(obj);
-
-  obj.read = (p: Uint8Array): Promise<number | null> => {
-    spy.calls++;
-    return orig(p);
-  };
-
-  return spy;
-}
-
-Deno.test({ ignore: DENO_FUTURE }, async function copyWithDefaultBufferSize() {
-  const xBytes = repeat("b", DEFAULT_BUF_SIZE);
-  const reader = new Buffer(xBytes.buffer as ArrayBuffer);
-  const write = new Buffer();
-
-  const readSpy = spyRead(reader);
-
-  // deno-lint-ignore no-deprecated-deno-api
-  const n = await Deno.copy(reader, write);
-
-  assertEquals(n, xBytes.length);
-  assertEquals(write.length, xBytes.length);
-  assertEquals(readSpy.calls, 2); // read with DEFAULT_BUF_SIZE bytes + read with 0 bytes
-});
-
-Deno.test({ ignore: DENO_FUTURE }, async function copyWithCustomBufferSize() {
-  const bufSize = 1024;
-  const xBytes = repeat("b", DEFAULT_BUF_SIZE);
-  const reader = new Buffer(xBytes.buffer as ArrayBuffer);
-  const write = new Buffer();
-
-  const readSpy = spyRead(reader);
-
-  // deno-lint-ignore no-deprecated-deno-api
-  const n = await Deno.copy(reader, write, { bufSize });
-
-  assertEquals(n, xBytes.length);
-  assertEquals(write.length, xBytes.length);
-  assertEquals(readSpy.calls, DEFAULT_BUF_SIZE / bufSize + 1);
-});
-
-Deno.test(
-  { ignore: DENO_FUTURE, permissions: { write: true } },
-  async function copyBufferToFile() {
-    const filePath = "test-file.txt";
-    // bigger than max File possible buffer 16kb
-    const bufSize = 32 * 1024;
-    const xBytes = repeat("b", bufSize);
-    const reader = new Buffer(xBytes.buffer as ArrayBuffer);
-    const write = await Deno.open(filePath, { write: true, create: true });
-
-    // deno-lint-ignore no-deprecated-deno-api
-    const n = await Deno.copy(reader, write, { bufSize });
-
-    assertEquals(n, xBytes.length);
-
-    write.close();
-    await Deno.remove(filePath);
-  },
-);