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import { read_image, read_text, write_image, write_text } from "./mod.ts";import { clipboard as fallback } from "./platform/mod.ts";import { assertEquals, path, readAll } from "./deps.ts";
function assertImage(data: Uint8Array) {  const header = data.slice(0, 8);  const pngHeader = new Uint8Array([    0x89,    0x50,    0x4e,    0x47,    0x0d,    0x0a,    0x1a,    0x0a,  ]);  assertEquals(header, pngHeader);}
Deno.test("image: write to/read from clipboard", async (t) => {  await t.step("write", async () => {    const file = path.join("testdata", "out.png");    const f = await Deno.open(file);    await write_image(f);    f.close();  });
  await t.step("read", async () => {    const got = await readAll(await read_image());    assertImage(got);  });});
Deno.test("text: write to/read from clipboard", async (t) => {  const text = "hello world";  await t.step("write", async () => {    await write_text(text);  });  await t.step("read", async () => {    const got = await read_text();    assertEquals(got, text);  });});
Deno.test("check compatibility between fallback functions and dylib functions", async (t) => {  await t.step({    name: "text: write: fallback, read: dylib",    ignore: Deno.build.os == "linux",    fn: async () => {      const text = "hello clippy";      await fallback.write_text(text);      const got = await read_text();      assertEquals(got, text);    },  });
  await t.step({    name: "text: write: dylib, read: fallback",    ignore: Deno.build.os == "linux",    fn: async () => {      const text = "hello clippy";      await write_text(text);      const got = await fallback.read_text();      assertEquals(got, text);    },  });
  await t.step({    name: "iamge: write: fallback, read: dylib",    ignore: Deno.build.os == "linux",    fn: async () => {      const file = path.join("testdata", "out.png");      const f = await Deno.open(file);      await fallback.write_image(await readAll(f));      f.close();      const got = await readAll(await read_image());      assertImage(got);    },  });
  await t.step({    name: "image write: dylib, read: fallback",    ignore: Deno.build.os == "linux",    fn: async () => {      const file = path.join("testdata", "out.png");      const f = await Deno.open(file);      await write_image(f);      f.close();      const got = await readAll(await fallback.read_image());      assertImage(got);    },  });});