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Code Issues Projects Releases Packages Wiki Activity Actions 3

Add console.clear() (#1562)

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binaryta 2019-01-25 03:24:39 +09:00 • committed by Ryan Dahl
parent 6904628aaa
commit 4a0a47dcde
2 changed files with 44 additions and 2 deletions
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24
js/console_test.ts
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@ -1,5 +1,5 @@
// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { Console, libdeno, stringifyArgs, inspect } from "deno";
import { Console, libdeno, stringifyArgs, inspect, write, stdout } from "deno";
import { test, assertEqual } from "./test_util.ts";
const console = new Console(libdeno.print);
@ -116,7 +116,7 @@ test(function consoleTestStringifyCircular() {
assertEqual(
stringify(console),
// tslint:disable-next-line:max-line-length
"Console { printFunc: [Function], log: [Function], debug: [Function], info: [Function], dir: [Function], warn: [Function], error: [Function], assert: [Function], count: [Function], countReset: [Function], time: [Function], timeLog: [Function], timeEnd: [Function], group: [Function], groupCollapsed: [Function], groupEnd: [Function], indentLevel: 0, collapsedAt: null }"
"Console { printFunc: [Function], log: [Function], debug: [Function], info: [Function], dir: [Function], warn: [Function], error: [Function], assert: [Function], count: [Function], countReset: [Function], time: [Function], timeLog: [Function], timeEnd: [Function], group: [Function], groupCollapsed: [Function], groupEnd: [Function], clear: [Function], indentLevel: 0, collapsedAt: null }"
);
// test inspect is working the same
assertEqual(inspect(nestedObj), nestedObjExpected);
@ -249,6 +249,24 @@ test(function consoleTestError() {
}
});
test(function consoleTestClear() {
const stdoutWrite = stdout.write;
const uint8 = new TextEncoder().encode("\x1b[1;1H" + "\x1b[0J");
let buffer = new Uint8Array(0);
stdout.write = async u8 => {
const tmp = new Uint8Array(buffer.length + u8.length);
tmp.set(buffer, 0);
tmp.set(u8, buffer.length);
buffer = tmp;
return await write(stdout.rid, u8);
};
console.clear();
stdout.write = stdoutWrite;
assertEqual(buffer, uint8);
});
// Test bound this issue
test(function consoleDetachedLog() {
const log = console.log;
@ -265,6 +283,7 @@ test(function consoleDetachedLog() {
const consoleTimeEnd = console.timeEnd;
const consoleGroup = console.group;
const consoleGroupEnd = console.groupEnd;
const consoleClear = console.clear;
log("Hello world");
dir("Hello world");
debug("Hello world");
@ -279,4 +298,5 @@ test(function consoleDetachedLog() {
consoleTimeEnd("Hello world");
consoleGroup("Hello world");
consoleGroupEnd();
console.clear();
});