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15 lines
494 B
TypeScript
15 lines
494 B
TypeScript
const { copy } = Deno;
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import { test } from "../testing/mod.ts";
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import { assertEq } from "../testing/asserts.ts";
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import { StringWriter } from "./writers.ts";
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import { StringReader } from "./readers.ts";
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import { copyN } from "./ioutil.ts";
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test(async function ioStringWriter() {
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const w = new StringWriter("base");
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const r = new StringReader("0123456789");
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await copyN(w, r, 4);
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assertEq(w.toString(), "base0123");
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await copy(w, r);
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assertEq(w.toString(), "base0123456789");
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});
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