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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { xeval } from "../xeval.ts";
import { stringsReader } from "../../io/util.ts";
import { decode, encode } from "../../encoding/utf8.ts";
import {
assertEquals,
assertStrContains,
assert,
} from "../../testing/asserts.ts";
const { execPath, run } = Deno;
Deno.test(async function xevalSuccess(): Promise<void> {
const chunks: string[] = [];
await xeval(stringsReader("a\nb\nc"), ($): number => chunks.push($));
assertEquals(chunks, ["a", "b", "c"]);
});
Deno.test(async function xevalDelimiter(): Promise<void> {
const chunks: string[] = [];
await xeval(stringsReader("!MADMADAMADAM!"), ($): number => chunks.push($), {
delimiter: "MADAM",
});
assertEquals(chunks, ["!MAD", "ADAM!"]);
});
const xevalPath = "examples/xeval.ts";
Deno.test({
name: "xevalCliReplvar",
fn: async function (): Promise<void> {
const p = run({
cmd: [execPath(), xevalPath, "--replvar=abc", "console.log(abc)"],
stdin: "piped",
stdout: "piped",
stderr: "null",
});
assert(p.stdin != null);
await p.stdin.write(encode("hello"));
p.stdin.close();
assertEquals(await p.status(), { code: 0, success: true });
assertEquals(decode(await p.output()).trimEnd(), "hello");
p.close();
},
});
Deno.test(async function xevalCliSyntaxError(): Promise<void> {
const p = run({
cmd: [execPath(), xevalPath, "("],
stdin: "null",
stdout: "piped",
stderr: "piped",
});
assertEquals(await p.status(), { code: 1, success: false });
assertEquals(decode(await p.output()), "");
assertStrContains(decode(await p.stderrOutput()), "Uncaught SyntaxError");
p.close();
});
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