@inst/vscode-bin-darwin
Version:
BINARY ONLY - VSCode binary deployment for macOS
209 lines (197 loc) • 8.59 kB
text/typescript
/**
* Copyright (c) 2017 The xterm.js authors. All rights reserved.
* @license MIT
*/
import { assert } from 'chai';
import { InputHandler } from './InputHandler';
import { wcwidth } from './InputHandler';
import { MockInputHandlingTerminal } from './utils/TestUtils.test';
describe('InputHandler', () => {
describe('save and restore cursor', () => {
let terminal = new MockInputHandlingTerminal();
terminal.buffer.x = 1;
terminal.buffer.y = 2;
let inputHandler = new InputHandler(terminal);
// Save cursor position
inputHandler.saveCursor([]);
assert.equal(terminal.buffer.x, 1);
assert.equal(terminal.buffer.y, 2);
// Change cursor position
terminal.buffer.x = 10;
terminal.buffer.y = 20;
// Restore cursor position
inputHandler.restoreCursor([]);
assert.equal(terminal.buffer.x, 1);
assert.equal(terminal.buffer.y, 2);
});
describe('setCursorStyle', () => {
it('should call Terminal.setOption with correct params', () => {
let terminal = new MockInputHandlingTerminal();
let inputHandler = new InputHandler(terminal);
inputHandler.setCursorStyle([0]);
assert.equal(terminal.options['cursorStyle'], 'block');
assert.equal(terminal.options['cursorBlink'], true);
terminal.options = {};
inputHandler.setCursorStyle([1]);
assert.equal(terminal.options['cursorStyle'], 'block');
assert.equal(terminal.options['cursorBlink'], true);
terminal.options = {};
inputHandler.setCursorStyle([2]);
assert.equal(terminal.options['cursorStyle'], 'block');
assert.equal(terminal.options['cursorBlink'], false);
terminal.options = {};
inputHandler.setCursorStyle([3]);
assert.equal(terminal.options['cursorStyle'], 'underline');
assert.equal(terminal.options['cursorBlink'], true);
terminal.options = {};
inputHandler.setCursorStyle([4]);
assert.equal(terminal.options['cursorStyle'], 'underline');
assert.equal(terminal.options['cursorBlink'], false);
terminal.options = {};
inputHandler.setCursorStyle([5]);
assert.equal(terminal.options['cursorStyle'], 'bar');
assert.equal(terminal.options['cursorBlink'], true);
terminal.options = {};
inputHandler.setCursorStyle([6]);
assert.equal(terminal.options['cursorStyle'], 'bar');
assert.equal(terminal.options['cursorBlink'], false);
});
});
});
const old_wcwidth = (function(opts: {nul: number, control: number}): (ucs: number) => number {
// extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c
// combining characters
const COMBINING = [
[], [0x0483, 0x0486], [0x0488, 0x0489],
[], [0x05BF, 0x05BF], [0x05C1, 0x05C2],
[], [0x05C7, 0x05C7], [0x0600, 0x0603],
[], [0x064B, 0x065E], [0x0670, 0x0670],
[], [0x06E7, 0x06E8], [0x06EA, 0x06ED],
[], [0x0711, 0x0711], [0x0730, 0x074A],
[], [0x07EB, 0x07F3], [0x0901, 0x0902],
[], [0x0941, 0x0948], [0x094D, 0x094D],
[], [0x0962, 0x0963], [0x0981, 0x0981],
[], [0x09C1, 0x09C4], [0x09CD, 0x09CD],
[], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C],
[], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D],
[], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC],
[], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD],
[], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C],
[], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D],
[], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0],
[], [0x0C3E, 0x0C40], [0x0C46, 0x0C48],
[], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC],
[], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD],
[], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D],
[], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6],
[], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E],
[], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC],
[], [0x0F18, 0x0F19], [0x0F35, 0x0F35],
[], [0x0F39, 0x0F39], [0x0F71, 0x0F7E],
[], [0x0F86, 0x0F87], [0x0F90, 0x0F97],
[], [0x0FC6, 0x0FC6], [0x102D, 0x1030],
[], [0x1036, 0x1037], [0x1039, 0x1039],
[], [0x1160, 0x11FF], [0x135F, 0x135F],
[], [0x1732, 0x1734], [0x1752, 0x1753],
[], [0x17B4, 0x17B5], [0x17B7, 0x17BD],
[], [0x17C9, 0x17D3], [0x17DD, 0x17DD],
[], [0x18A9, 0x18A9], [0x1920, 0x1922],
[], [0x1932, 0x1932], [0x1939, 0x193B],
[], [0x1B00, 0x1B03], [0x1B34, 0x1B34],
[], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42],
[], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF],
[], [0x202A, 0x202E], [0x2060, 0x2063],
[], [0x20D0, 0x20EF], [0x302A, 0x302F],
[], [0xA806, 0xA806], [0xA80B, 0xA80B],
[], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F],
[], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB],
[], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F],
[], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169],
[], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD],
[], [0xE0001, 0xE0001], [0xE0020, 0xE007F],
[]
];
// binary search
function bisearch(ucs: number): boolean {
let min = 0;
let max = COMBINING.length - 1;
let mid;
if (ucs < COMBINING[0][0] || ucs > COMBINING[max][1])
return false;
while (max >= min) {
mid = Math.floor((min + max) / 2);
if (ucs > COMBINING[mid][1])
min = mid + 1;
else if (ucs < COMBINING[mid][0])
max = mid - 1;
else
return true;
}
return false;
}
function wcwidth(ucs: number): number {
// test for 8-bit control characters
if (ucs === 0) {
return opts.nul;
}
if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) {
return opts.control;
}
// binary search in table of non-spacing characters
if (bisearch(ucs)) {
return 0;
}
// if we arrive here, ucs is not a combining or C0/C1 control character
if (isWide(ucs)) {
return 2;
}
return 1;
}
function isWide(ucs: number): boolean {
return (
ucs >= 0x1100 && (
ucs <= 0x115f || // Hangul Jamo init. consonants
ucs === 0x2329 ||
ucs === 0x232a ||
(ucs >= 0x2e80 && ucs <= 0xa4cf && ucs !== 0x303f) || // CJK..Yi
(ucs >= 0xac00 && ucs <= 0xd7a3) || // Hangul Syllables
(ucs >= 0xf900 && ucs <= 0xfaff) || // CJK Compat Ideographs
(ucs >= 0xfe10 && ucs <= 0xfe19) || // Vertical forms
(ucs >= 0xfe30 && ucs <= 0xfe6f) || // CJK Compat Forms
(ucs >= 0xff00 && ucs <= 0xff60) || // Fullwidth Forms
(ucs >= 0xffe0 && ucs <= 0xffe6) ||
(ucs >= 0x20000 && ucs <= 0x2fffd) ||
(ucs >= 0x30000 && ucs <= 0x3fffd)));
}
return wcwidth;
})({nul: 0, control: 0}); // configurable options
describe('wcwidth', () => {
it('same as old implementation for BMP and individual higher', (done) => {
for (let i = 0; i < 65536; ++i)
assert.equal(wcwidth(i), old_wcwidth(i));
// test some individual higher to fullfill branching
assert.equal(wcwidth(0x10A01), old_wcwidth(0x10A01));
assert.equal(wcwidth(0x30000), old_wcwidth(0x30000));
assert.equal(wcwidth(0x3fffe), old_wcwidth(0x3fffe));
done();
}).timeout(3000);
/*
it('new is at least 5 times faster', () => {
let start_new = new Date().getTime();
let x = 0;
for (let runs = 0; runs < 1; ++runs)
for (let i = 0; i < 65536; ++i)
x = wcwidth(i);
let end_new = new Date().getTime();
let start_old = new Date().getTime();
let y = 0;
for (let runs = 0; runs < 1; ++runs)
for (let i = 0; i < 65536; ++i)
y = old_wcwidth(i);
let end_old = new Date().getTime();
// console.log((end_new - start_new));
// console.log((end_old - start_old));
assert.equal(((end_new - start_new) * 5 < (end_old - start_old)), true);
});
*/
});