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Convert escape sequences test to TS

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Part of #862
This commit is contained in:
Daniel Imms
2017-08-07 22:24:22 -07:00
parent e9b0867bd2
commit 28c85b8fb9
2 changed files with 144 additions and 141 deletions
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src/test/escape-sequences-test.js
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var glob = require('glob');
var fs = require('fs');
var os = require('os');
var pty = require('node-pty');
var Terminal = require('../xterm');
var CHAR_DATA_CHAR_INDEX = require('../Buffer').CHAR_DATA_CHAR_INDEX;
if (os.platform() === 'win32') {
// Skip tests on Windows since pty.open isn't supported
return;
}
var CONSOLE_LOG = console.log;
// expect files need terminal at 80x25!
var COLS = 80;
var ROWS = 25;
/** some helpers for pty interaction */
// we need a pty in between to get the termios decorations
// for the basic test cases a raw pty device is enough
var primitive_pty = pty.native.open(COLS, ROWS);
// fake sychronous pty write - read
// we just pipe the data from slave to master as a child program would do
// pty.js opens pipe fds with O_NONBLOCK
// just wait 10ms instead of setting fds to blocking mode
function ptyWriteRead(s, cb) {
fs.writeSync(primitive_pty.slave, s);
setTimeout(() => {
var b = Buffer(64000);
var bytes = fs.readSync(primitive_pty.master, b, 0, 64000);
cb(b.toString('utf8', 0, bytes));
});
}
// make sure raw pty is at x=0 and has no pending data
function ptyReset(cb) {
ptyWriteRead('\r\n', cb);
}
/* debug helpers */
// generate colorful noisy output to compare xterm and emulator cell states
function formatError(in_, out_, expected) {
function addLineNumber(start, color) {
var counter = start || 0;
return function(s) {
counter += 1;
return '\x1b[33m' + (' ' + counter).slice(-2) + color + s;
}
}
var line80 = '12345678901234567890123456789012345678901234567890123456789012345678901234567890';
var s = '';
s += '\n\x1b[34m' + JSON.stringify(in_);
s += '\n\x1b[33m ' + line80 + '\n';
s += out_.split('\n').map(addLineNumber(0, '\x1b[31m')).join('\n');
s += '\n\x1b[33m ' + line80 + '\n';
s += expected.split('\n').map(addLineNumber(0, '\x1b[32m')).join('\n');
return s;
}
// simple debug output of terminal cells
function terminalToString(term) {
var result = '';
var line_s = '';
for (var line = term.buffer.ybase; line < term.buffer.ybase + term.rows; line++) {
line_s = '';
for (var cell=0; cell<term.cols; ++cell) {
line_s += term.buffer.lines.get(line)[cell][CHAR_DATA_CHAR_INDEX];
}
// rtrim empty cells as xterm does
line_s = line_s.replace(/\s+$/, '');
result += line_s;
result += '\n';
}
return result;
}
/** tests */
describe('xterm output comparison', function() {
var xterm;
beforeEach(function () {
xterm = new Terminal({ cols: COLS, rows: ROWS });
xterm.refresh = function() {};
xterm.viewport = {
syncScrollArea: function() {}
};
});
// omit stack trace for escape sequence files
Error.stackTraceLimit = 0;
var files = glob.sync('**/escape_sequence_files/*.in');
// only successful tests for now
var skip = [
10, 16, 17, 19, 32, 33, 34, 35, 36, 39,
40, 42, 43, 44, 45, 46, 47, 48, 49, 50,
51, 52, 54, 55, 56, 57, 58, 59, 60, 61,
63, 68
];
if (os.platform() === 'darwin') {
// These are failing on macOS only
skip.push(3, 7, 11, 67);
}
for (var i = 0; i < files.length; i++) {
if (skip.indexOf(i) >= 0) {
continue;
}
(function(filename) {
it(filename.split('/').slice(-1)[0], done => {
ptyReset(() => {
var in_file = fs.readFileSync(filename, 'utf8');
ptyWriteRead(in_file, from_pty => {
// uncomment this to get log from terminal
//console.log = function(){};
// Perform a synchronous .write(data)
xterm.writeBuffer.push(from_pty);
xterm.innerWrite();
var from_emulator = terminalToString(xterm);
console.log = CONSOLE_LOG;
var expected = fs.readFileSync(filename.split('.')[0] + '.text', 'utf8');
// Some of the tests have whitespace on the right of lines, we trim all the linex
// from xterm.js so ignore this for now at least.
var expectedRightTrimmed = expected.split('\n').map(function (l) {
return l.replace(/\s+$/, '');
}).join('\n');
if (from_emulator != expectedRightTrimmed) {
// uncomment to get noisy output
throw new Error(formatError(in_file, from_emulator, expected));
// throw new Error('mismatch');
}
done();
});
});
});
})(files[i]);
}
});
src/test/escape-sequences-test.ts
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/**
* @license MIT
*
* This file contains integration tests for xterm.js
*/
import * as glob from 'glob';
import * as fs from 'fs';
import * as os from 'os';
import * as pty from 'node-pty';
import { Terminal } from '../Terminal';
import { CHAR_DATA_CHAR_INDEX } from '../Buffer';
let primitive_pty: any;
// fake sychronous pty write - read
// we just pipe the data from slave to master as a child program would do
// pty.js opens pipe fds with O_NONBLOCK
// just wait 10ms instead of setting fds to blocking mode
function ptyWriteRead(data: string, cb: (result: string) => void): void {
fs.writeSync(primitive_pty.slave, data);
setTimeout(() => {
let b = new Buffer(64000);
let bytes = fs.readSync(primitive_pty.master, b, 0, 64000, null);
cb(b.toString('utf8', 0, bytes));
});
}
// make sure raw pty is at x=0 and has no pending data
function ptyReset(cb: (result: string) => void): void {
ptyWriteRead('\r\n', cb);
}
/* debug helpers */
// generate colorful noisy output to compare xterm and emulator cell states
function formatError(in_: string, out_: string, expected: string): string {
function addLineNumber(start: number, color: string): (s: string) => string {
let counter = start || 0;
return function(s: string): string {
counter += 1;
return '\x1b[33m' + (' ' + counter).slice(-2) + color + s;
};
}
let line80 = '12345678901234567890123456789012345678901234567890123456789012345678901234567890';
let s = '';
s += '\n\x1b[34m' + JSON.stringify(in_);
s += '\n\x1b[33m ' + line80 + '\n';
s += out_.split('\n').map(addLineNumber(0, '\x1b[31m')).join('\n');
s += '\n\x1b[33m ' + line80 + '\n';
s += expected.split('\n').map(addLineNumber(0, '\x1b[32m')).join('\n');
return s;
}
// simple debug output of terminal cells
function terminalToString(term: Terminal): string {
let result = '';
let line_s = '';
for (let line = term.buffer.ybase; line < term.buffer.ybase + term.rows; line++) {
line_s = '';
for (let cell = 0; cell < term.cols; ++cell) {
line_s += term.buffer.lines.get(line)[cell][CHAR_DATA_CHAR_INDEX];
}
// rtrim empty cells as xterm does
line_s = line_s.replace(/\s+$/, '');
result += line_s;
result += '\n';
}
return result;
}
// Skip tests on Windows since pty.open isn't supported
if (os.platform() !== 'win32') {
let CONSOLE_LOG = console.log;
// expect files need terminal at 80x25!
let COLS = 80;
let ROWS = 25;
/** some helpers for pty interaction */
// we need a pty in between to get the termios decorations
// for the basic test cases a raw pty device is enough
primitive_pty = pty.native.open(COLS, ROWS);
/** tests */
describe('xterm output comparison', () => {
let xterm;
beforeEach(() => {
xterm = new Terminal({ cols: COLS, rows: ROWS });
xterm.refresh = () => {};
xterm.viewport = {
syncScrollArea: () => {}
};
});
// omit stack trace for escape sequence files
Error.stackTraceLimit = 0;
let files = glob.sync('**/escape_sequence_files/*.in');
// only successful tests for now
let skip = [
10, 16, 17, 19, 32, 33, 34, 35, 36, 39,
40, 42, 43, 44, 45, 46, 47, 48, 49, 50,
51, 52, 54, 55, 56, 57, 58, 59, 60, 61,
63, 68
];
if (os.platform() === 'darwin') {
// These are failing on macOS only
skip.push(3, 7, 11, 67);
}
for (let i = 0; i < files.length; i++) {
if (skip.indexOf(i) >= 0) {
continue;
}
((filename: string) => {
it(filename.split('/').slice(-1)[0], done => {
ptyReset(() => {
let in_file = fs.readFileSync(filename, 'utf8');
ptyWriteRead(in_file, from_pty => {
// uncomment this to get log from terminal
// console.log = function(){};
// Perform a synchronous .write(data)
xterm.writeBuffer.push(from_pty);
xterm.innerWrite();
let from_emulator = terminalToString(xterm);
console.log = CONSOLE_LOG;
let expected = fs.readFileSync(filename.split('.')[0] + '.text', 'utf8');
// Some of the tests have whitespace on the right of lines, we trim all the linex
// from xterm.js so ignore this for now at least.
let expectedRightTrimmed = expected.split('\n').map(l => l.replace(/\s+$/, '')).join('\n');
if (from_emulator !== expectedRightTrimmed) {
// uncomment to get noisy output
throw new Error(formatError(in_file, from_emulator, expected));
// throw new Error('mismatch');
}
done();
});
});
});
})(files[i]);
}
});
}