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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { assert, assertEquals, assertStringIncludes } from "../assert/mod.ts";import * as path from "../path/mod.ts";import { exists, existsSync } from "./exists.ts";
Deno.test("exists() returns false for a non-existent path", async function () {  const tempDirPath = await Deno.makeTempDir();  try {    assertEquals(await exists(path.join(tempDirPath, "not_exists")), false);  } finally {    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns false for a non-existent path", function () {  const tempDirPath = Deno.makeTempDirSync();  try {    assertEquals(existsSync(path.join(tempDirPath, "not_exists")), false);  } finally {    Deno.removeSync(tempDirPath, { recursive: true });  }});
Deno.test("exists() returns true for an existing file", async function () {  const tempDirPath = await Deno.makeTempDir();  const tempFilePath = path.join(tempDirPath, "0.ts");  using _tempFile = await Deno.create(tempFilePath);  try {    assertEquals(await exists(tempFilePath), true);    assertEquals(await exists(tempFilePath, {}), true);    assertEquals(      await exists(tempFilePath, {        isDirectory: true,      }),      false,    );    assertEquals(      await exists(tempFilePath, {        isFile: true,      }),      true,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      await Deno.chmod(tempFilePath, 0o000);      assertEquals(        await exists(tempFilePath, {          isReadable: true,        }),        false,      );    }  } finally {    if (Deno.build.os !== "windows") {      await Deno.chmod(tempFilePath, 0o644);    }    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("exists() returns true for an existing file symlink", async function () {  const tempDirPath = await Deno.makeTempDir();  const tempFilePath = path.join(tempDirPath, "0.ts");  const tempLinkFilePath = path.join(tempDirPath, "0-link.ts");  using _tempFile = await Deno.create(tempFilePath);  try {    await Deno.symlink(tempFilePath, tempLinkFilePath);    assertEquals(await exists(tempLinkFilePath), true);    assertEquals(await exists(tempLinkFilePath, {}), true);    assertEquals(      await exists(tempLinkFilePath, {        isDirectory: true,      }),      false,    );    assertEquals(      await exists(tempLinkFilePath, {        isFile: true,      }),      true,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      await Deno.chmod(tempFilePath, 0o000);      assertEquals(        await exists(tempLinkFilePath, {          isReadable: true,        }),        false,      );      // TODO(martin-braun): test unreadable link when Rust's nix::sys::stat::fchmodat has been implemented    }  } finally {    if (Deno.build.os !== "windows") {      await Deno.chmod(tempFilePath, 0o644);    }    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns true for an existing file", function () {  const tempDirPath = Deno.makeTempDirSync();  const tempFilePath = path.join(tempDirPath, "0.ts");  using _tempFile = Deno.createSync(tempFilePath);  try {    assertEquals(existsSync(tempFilePath), true);    assertEquals(existsSync(tempFilePath, {}), true);    assertEquals(      existsSync(tempFilePath, {        isDirectory: true,      }),      false,    );    assertEquals(      existsSync(tempFilePath, {        isFile: true,      }),      true,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      Deno.chmodSync(tempFilePath, 0o000);      assertEquals(        existsSync(tempFilePath, {          isReadable: true,        }),        false,      );    }  } finally {    if (Deno.build.os !== "windows") {      Deno.chmodSync(tempFilePath, 0o644);    }    Deno.removeSync(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns true for an existing file symlink", function () {  const tempDirPath = Deno.makeTempDirSync();  const tempFilePath = path.join(tempDirPath, "0.ts");  const tempLinkFilePath = path.join(tempDirPath, "0-link.ts");  using _tempFile = Deno.createSync(tempFilePath);  try {    Deno.symlinkSync(tempFilePath, tempLinkFilePath);    assertEquals(existsSync(tempLinkFilePath), true);    assertEquals(existsSync(tempLinkFilePath, {}), true);    assertEquals(      existsSync(tempLinkFilePath, {        isDirectory: true,      }),      false,    );    assertEquals(      existsSync(tempLinkFilePath, {        isFile: true,      }),      true,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      Deno.chmodSync(tempFilePath, 0o000);      assertEquals(        existsSync(tempLinkFilePath, {          isReadable: true,        }),        false,      );      // TODO(martin-braun): test unreadable link when Rust's nix::sys::stat::fchmodat has been implemented    }  } finally {    if (Deno.build.os !== "windows") {      Deno.chmodSync(tempFilePath, 0o644);    }    Deno.removeSync(tempDirPath, { recursive: true });  }});
Deno.test("exists() returns true for an existing dir", async function () {  const tempDirPath = await Deno.makeTempDir();  try {    assertEquals(await exists(tempDirPath), true);    assertEquals(await exists(tempDirPath, {}), true);    assertEquals(      await exists(tempDirPath, {        isDirectory: true,      }),      true,    );    assertEquals(      await exists(tempDirPath, {        isFile: true,      }),      false,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      await Deno.chmod(tempDirPath, 0o000);      assertEquals(        await exists(tempDirPath, {          isReadable: true,        }),        false,      );    }  } finally {    if (Deno.build.os !== "windows") {      await Deno.chmod(tempDirPath, 0o755);    }    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("exists() returns true for an existing dir symlink", async function () {  const tempDirPath = await Deno.makeTempDir();  const tempLinkDirPath = path.join(tempDirPath, "temp-link");  try {    await Deno.symlink(tempDirPath, tempLinkDirPath);    assertEquals(await exists(tempLinkDirPath), true);    assertEquals(await exists(tempLinkDirPath, {}), true);    assertEquals(      await exists(tempLinkDirPath, {        isDirectory: true,      }),      true,    );    assertEquals(      await exists(tempLinkDirPath, {        isFile: true,      }),      false,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      await Deno.chmod(tempDirPath, 0o000);      assertEquals(        await exists(tempLinkDirPath, {          isReadable: true,        }),        false,      );      // TODO(martin-braun): test unreadable link when Rust's nix::sys::stat::fchmodat has been implemented    }  } finally {    if (Deno.build.os !== "windows") {      await Deno.chmod(tempDirPath, 0o755);    }    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns true for an existing dir", function () {  const tempDirPath = Deno.makeTempDirSync();  try {    assertEquals(existsSync(tempDirPath), true);    assertEquals(existsSync(tempDirPath, {}), true);    assertEquals(      existsSync(tempDirPath, {        isDirectory: true,      }),      true,    );    assertEquals(      existsSync(tempDirPath, {        isFile: true,      }),      false,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      Deno.chmodSync(tempDirPath, 0o000);      assertEquals(        existsSync(tempDirPath, {          isReadable: true,        }),        false,      );    }  } finally {    if (Deno.build.os !== "windows") {      Deno.chmodSync(tempDirPath, 0o755);    }    Deno.removeSync(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns true for an existing dir symlink", function () {  const tempDirPath = Deno.makeTempDirSync();  const tempLinkDirPath = path.join(tempDirPath, "temp-link");  try {    Deno.symlinkSync(tempDirPath, tempLinkDirPath);    assertEquals(existsSync(tempLinkDirPath), true);    assertEquals(existsSync(tempLinkDirPath, {}), true);    assertEquals(      existsSync(tempLinkDirPath, {        isDirectory: true,      }),      true,    );    assertEquals(      existsSync(tempLinkDirPath, {        isFile: true,      }),      false,    );    if (Deno.build.os !== "windows") {      // TODO(martin-braun): include mode check for Windows tests when chmod is ported to NT      Deno.chmodSync(tempDirPath, 0o000);      assertEquals(        existsSync(tempLinkDirPath, {          isReadable: true,        }),        false,      );      // TODO(martin-braun): test unreadable link when Rust's nix::sys::stat::fchmodat has been implemented    }  } finally {    if (Deno.build.os !== "windows") {      Deno.chmodSync(tempDirPath, 0o755);    }    Deno.removeSync(tempDirPath, { recursive: true });  }});
Deno.test("exists() returns false when both isDirectory and isFile sets true", async function () {  const tempDirPath = await Deno.makeTempDir();  try {    assertEquals(      await exists(tempDirPath, {        isDirectory: true,        isFile: true,      }),      true,    );  } catch (error) {    assert(error instanceof TypeError);    assertStringIncludes(      error.message,      "ExistsOptions.options.isDirectory and ExistsOptions.options.isFile must not be true together.",    );  } finally {    await Deno.remove(tempDirPath, { recursive: true });  }});
Deno.test("existsSync() returns false when both isDirectory and isFile sets true", async function () {  const tempDirPath = await Deno.makeTempDir();  try {    assertEquals(      await existsSync(tempDirPath, {        isDirectory: true,        isFile: true,      }),      true,    );  } catch (error) {    assert(error instanceof TypeError);    assertStringIncludes(      error.message,      "ExistsOptions.options.isDirectory and ExistsOptions.options.isFile must not be true together.",    );  } finally {    await Deno.remove(tempDirPath, { recursive: true });  }});