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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.import { assertEquals } from "../testing/asserts.ts";import { copy } from "../fs/mod.ts";import * as path from "../path/mod.ts";
const tests = [  "testdata/std_env_args_none.wasm",  "testdata/std_env_args_some.wasm",  "testdata/std_env_vars_none.wasm",  "testdata/std_env_vars_some.wasm",  "testdata/std_fs_create_dir_absolute.wasm",  "testdata/std_fs_create_dir_relative.wasm",  "testdata/std_fs_file_create_absolute.wasm",  "testdata/std_fs_file_create_relative.wasm",  "testdata/std_fs_file_metadata_absolute.wasm",  "testdata/std_fs_file_metadata_relative.wasm",  "testdata/std_fs_file_seek_absolute.wasm",  "testdata/std_fs_file_seek_relative.wasm",  "testdata/std_fs_file_set_len_absolute.wasm",  "testdata/std_fs_file_set_len_relative.wasm",  "testdata/std_fs_file_sync_all_absolute.wasm",  "testdata/std_fs_file_sync_all_relative.wasm",  "testdata/std_fs_file_sync_data_absolute.wasm",  "testdata/std_fs_file_sync_data_relative.wasm",  "testdata/std_fs_hard_link_absolute.wasm",  "testdata/std_fs_hard_link_relative.wasm",  "testdata/std_fs_metadata_absolute.wasm",  "testdata/std_fs_metadata_relative.wasm",  "testdata/std_fs_read_absolute.wasm",  "testdata/std_fs_read_dir_absolute.wasm",  "testdata/std_fs_read_dir_relative.wasm",  "testdata/std_fs_read_relative.wasm",  "testdata/std_fs_remove_dir_all_absolute.wasm",  "testdata/std_fs_remove_dir_all_relative.wasm",  "testdata/std_fs_rename_absolute.wasm",  "testdata/std_fs_rename_relative.wasm",  "testdata/std_fs_symlink_metadata_absolute.wasm",  "testdata/std_fs_symlink_metadata_relative.wasm",  "testdata/std_fs_write_absolute.wasm",  "testdata/std_fs_write_relative.wasm",  "testdata/std_io_stderr.wasm",  "testdata/std_io_stdin.wasm",  "testdata/std_io_stdout.wasm",  "testdata/std_process_exit.wasm",  "testdata/wasi_clock_res_get_monotonic.wasm",  "testdata/wasi_clock_res_get_process.wasm",  "testdata/wasi_clock_res_get_realtime.wasm",  "testdata/wasi_clock_res_get_thread.wasm",  "testdata/wasi_clock_time_get_monotonic.wasm",  "testdata/wasi_clock_time_get_process.wasm",  "testdata/wasi_clock_time_get_realtime.wasm",  "testdata/wasi_clock_time_get_thread.wasm",  "testdata/wasi_fd_fdstat_get_stderr.wasm",  "testdata/wasi_fd_fdstat_get_stdin.wasm",  "testdata/wasi_fd_fdstat_get_stdout.wasm",  "testdata/wasi_fd_renumber.wasm",  "testdata/wasi_fd_tell_file.wasm",  "testdata/wasi_fd_write_file.wasm",  "testdata/wasi_fd_write_stderr.wasm",  "testdata/wasi_fd_write_stdout.wasm",  "testdata/wasi_proc_exit_one.wasm",  "testdata/wasi_proc_exit_zero.wasm",  "testdata/wasi_random_get.wasm",  "testdata/wasi_sched_yield.wasm",];
const ignore = [  "testdata/wasi_clock_time_get_realtime.wasm",];
// TODO(caspervonb) investigate why these tests are failing on windows and fix// them.if (Deno.build.os == "windows") {  ignore.push("testdata/std_fs_metadata_absolute.wasm");  ignore.push("testdata/std_fs_metadata_relative.wasm");  ignore.push("testdata/std_fs_read_dir_absolute.wasm");  ignore.push("testdata/std_fs_read_dir_relative.wasm");}
const rootdir = path.dirname(path.fromFileUrl(import.meta.url));const testdir = path.join(rootdir, "testdata");
for (const pathname of tests) {  Deno.test({    name: path.basename(pathname),    ignore: ignore.includes(pathname),    fn: async function () {      const prelude = await Deno.readTextFile(        path.resolve(rootdir, pathname.replace(/\.wasm$/, ".json")),      );      const options = JSON.parse(prelude);
      const workdir = await Deno.makeTempDir();      await copy(        path.join(testdir, "fixtures"),        path.join(workdir, "fixtures"),      );
      try {        const process = await Deno.run({          cwd: workdir,          cmd: [            `${Deno.execPath()}`,            "run",            "--quiet",            "--unstable",            "--allow-all",            path.resolve(rootdir, "snapshot_preview1_test_runner.ts"),            prelude,            path.resolve(rootdir, pathname),          ],          stdin: "piped",          stdout: "piped",          stderr: "piped",        });
        if (options.stdin) {          const stdin = new TextEncoder().encode(options.stdin);          await Deno.writeAll(process.stdin, stdin);        }
        process.stdin.close();
        const stdout = await Deno.readAll(process.stdout);
        if (options.stdout) {          assertEquals(new TextDecoder().decode(stdout), options.stdout);        } else {          await Deno.writeAll(Deno.stdout, stdout);        }
        process.stdout.close();
        const stderr = await Deno.readAll(process.stderr);
        if (options.stderr) {          assertEquals(new TextDecoder().decode(stderr), options.stderr);        } else {          await Deno.writeAll(Deno.stderr, stderr);        }
        process.stderr.close();
        const status = await process.status();        assertEquals(status.code, options.exitCode ? +options.exitCode : 0);
        process.close();      } catch (err) {        throw err;      } finally {        await Deno.remove(workdir, { recursive: true });      }    },  });}