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// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { test, assertEqual } from "../testing/mod.ts";
import { xrun, executableSuffix } from "./util.ts";
const { readAll } = Deno;
const decoder = new TextDecoder();
async function run(args: string[]) {
const p = xrun({ args, stdout: "piped" });
const stdout = decoder.decode(await readAll(p.stdout));
const { code } = await p.status();
return { stdout, code };
}
const cmd = [
`deno${executableSuffix}`,
"--allow-run",
"--allow-write",
"--allow-read",
"prettier/main.ts"
];
const testdata = "prettier/testdata";
function normalizeOutput(output: string): string {
return output
.replace(/\r/g, "")
.replace(/\\/g, "/")
.trim()
.split("\n")
.sort()
.join("\n");
}
async function clearTestdataChanges() {
await xrun({ args: ["git", "checkout", testdata] }).status();
}
test(async function testPrettierCheckAndFormatFiles() {
await clearTestdataChanges();
const files = [`${testdata}/0.ts`, `${testdata}/1.js`];
var { code, stdout } = await run([...cmd, "--check", ...files]);
assertEqual(code, 1);
assertEqual(normalizeOutput(stdout), "Some files are not formatted");
var { code, stdout } = await run([...cmd, ...files]);
assertEqual(code, 0);
assertEqual(
normalizeOutput(stdout),
`Formatting prettier/testdata/0.ts
Formatting prettier/testdata/1.js`
);
var { code, stdout } = await run([...cmd, "--check", ...files]);
assertEqual(code, 0);
assertEqual(normalizeOutput(stdout), "Every file is formatted");
await clearTestdataChanges();
});
test(async function testPrettierCheckAndFormatDirs() {
await clearTestdataChanges();
const dirs = [`${testdata}/foo`, `${testdata}/bar`];
var { code, stdout } = await run([...cmd, "--check", ...dirs]);
assertEqual(code, 1);
assertEqual(normalizeOutput(stdout), "Some files are not formatted");
var { code, stdout } = await run([...cmd, ...dirs]);
assertEqual(code, 0);
assertEqual(
normalizeOutput(stdout),
`Formatting prettier/testdata/bar/0.ts
Formatting prettier/testdata/bar/1.js
Formatting prettier/testdata/foo/0.ts
Formatting prettier/testdata/foo/1.js`
);
var { code, stdout } = await run([...cmd, "--check", ...dirs]);
assertEqual(code, 0);
assertEqual(normalizeOutput(stdout), "Every file is formatted");
await clearTestdataChanges();
});
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