Adding upstream version 0.1.10+dfsg.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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295
tests/zsession_receive.js
Executable file
295
tests/zsession_receive.js
Executable file
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#!/usr/bin/env node
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"use strict";
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const tape = require('blue-tape');
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const SZ_PATH = require('which').sync('sz', {nothrow: true});
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if (!SZ_PATH) {
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tape.only('SKIP: no “sz” in PATH!', (t) => {
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t.end();
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});
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}
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const spawn = require('child_process').spawn;
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var helper = require('./lib/testhelp');
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Object.assign(
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global,
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{
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Zmodem: require('./lib/zmodem'),
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}
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);
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var FILE1 = helper.make_temp_file(10 * 1024 * 1024); //10 MiB
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function _test_steps(t, sz_args, steps) {
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return helper.exec_lrzsz_steps( t, SZ_PATH, sz_args, steps );
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}
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tape('abort() after ZRQINIT', (t) => {
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return _test_steps( t, [FILE1], [
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(zsession, child) => {
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zsession.abort();
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return true;
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},
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] ).then( (inputs) => {
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//console.log("inputs", inputs);
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var str = String.fromCharCode.apply( String, inputs[ inputs.length - 1 ]);
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t.ok(
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str.match(/\x18\x18\x18\x18\x18/),
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'abort() right after receipt of ZRQINIT',
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);
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} );
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});
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tape('abort() after ZFILE', (t) => {
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return _test_steps( t, [FILE1], [
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(zsession) => {
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zsession.start();
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return true;
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},
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(zsession) => {
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zsession.abort();
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return true;
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},
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] ).then( (inputs) => {
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//console.log("inputs", inputs);
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var str = String.fromCharCode.apply( String, inputs[ inputs.length - 1 ]);
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t.ok(
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str.match(/\x18\x18\x18\x18\x18/),
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'abort() right after receipt of ZFILE',
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);
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} );
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});
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//NB: This test is not unlikely to flap since it depends
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//on sz reading the abort sequence prior to finishing its read
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//of the file.
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tape('abort() during download', { timeout: 30000 }, (t) => {
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var child_pms = _test_steps( t, [FILE1], [
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(zsession) => {
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zsession.on("offer", (offer) => offer.accept() );
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zsession.start();
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return true;
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},
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(zsession) => {
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zsession.abort();
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return true;
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},
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] );
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return child_pms.then( (inputs) => {
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t.notEquals( inputs, undefined, 'abort() during download ends the transmission' );
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t.ok(
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inputs.every( function(bytes) {
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var str = String.fromCharCode.apply( String, bytes );
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return !/THE_END/.test(str);
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} ),
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"the end of the file was not sent",
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);
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} );
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});
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//This only works because we use CRC32 to receive. CRC16 in lsz has a
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//buffer overflow bug, fixed here:
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//
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// https://github.com/gooselinux/lrzsz/blob/master/lrzsz-0.12.20.patch
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//
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tape('skip() during download', { timeout: 30000 }, (t) => {
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var filenames = [FILE1, helper.make_temp_file(12345678)];
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//filenames = ["-vvvvvvvvvvvvv", FILE1, _make_temp_file()];
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var started, second_offer;
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return _test_steps( t, filenames, [
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(zsession) => {
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if (!started) {
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function offer_taker(offer) {
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offer.accept();
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offer.skip();
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zsession.off("offer", offer_taker);
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zsession.on("offer", (offer2) => {
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second_offer = offer2;
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offer2.skip();
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});
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}
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zsession.on("offer", offer_taker);
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zsession.start();
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started = true;
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}
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//return true;
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},
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] ).then( (inputs) => {
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var never_end = inputs.every( function(bytes) {
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var str = String.fromCharCode.apply( String, bytes );
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return !/THE_END/.test(str);
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} );
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// This is race-prone.
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//t.ok( never_end, "the end of a file is never sent" );
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t.ok( !!second_offer, "we got a 2nd offer after the first" );
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} );
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});
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tape('skip() - immediately - at end of download', { timeout: 30000 }, (t) => {
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var filenames = [helper.make_temp_file(123)];
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var started;
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return _test_steps( t, filenames, [
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(zsession) => {
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if (!started) {
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function offer_taker(offer) {
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offer.accept();
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offer.skip();
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}
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zsession.on("offer", offer_taker);
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zsession.start();
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started = true;
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}
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},
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] );
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});
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// Verify a skip() that happens after a transfer is complete.
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// There are no assertions here.
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tape('skip() - after a parse - at end of download', { timeout: 30000 }, (t) => {
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var filenames = [helper.make_temp_file(123)];
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var the_offer, started, skipped, completed;
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return _test_steps( t, filenames, [
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(zsession) => {
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if (!started) {
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function offer_taker(offer) {
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the_offer = offer;
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var promise = the_offer.accept();
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promise.then( () => {
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completed = 1;
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} );
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}
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zsession.on("offer", offer_taker);
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zsession.start();
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started = true;
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}
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return the_offer;
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},
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() => {
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if (!skipped && !completed) {
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the_offer.skip();
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skipped = true;
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}
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},
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] );
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});
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var happy_filenames = [
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helper.make_temp_file(5),
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helper.make_temp_file(3),
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helper.make_temp_file(1),
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helper.make_empty_temp_file(),
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];
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tape('happy-path: single batch', { timeout: 30000 }, (t) => {
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var started, the_offer;
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var args = happy_filenames;
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var buffers = [];
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var child_pms = _test_steps( t, args, [
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(zsession) => {
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if (!started) {
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function offer_taker(offer) {
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the_offer = offer;
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the_offer.accept( { on_input: "spool_array" } ).then( (byte_lists) => {
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var flat = [].concat.apply([], byte_lists);
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var str = String.fromCharCode.apply( String, flat );
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buffers.push(str);
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} );
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}
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zsession.on("offer", offer_taker);
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zsession.start();
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started = true;
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}
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return false;
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},
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] );
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return child_pms.then( (inputs) => {
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t.equals( buffers[0], "xxxxx=THE_END", '5-byte transfer plus end' );
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t.equals( buffers[1], "xxx=THE_END", '3-byte transfer plus end' );
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t.equals( buffers[2], "x=THE_END", '1-byte transfer plus end' );
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t.equals( buffers[3], "", 'empty transfer plus end' );
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} );
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});
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tape('happy-path: individual transfers', { timeout: 30000 }, (t) => {
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var promises = happy_filenames.map( (fn) => {
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var str;
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var started;
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var child_pms = _test_steps( t, [fn], [
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(zsession) => {
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if (!started) {
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function offer_taker(offer) {
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offer.accept( { on_input: "spool_array" } ).then( (byte_lists) => {
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var flat = [].concat.apply([], byte_lists);
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str = String.fromCharCode.apply( String, flat );
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} );
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}
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zsession.on("offer", offer_taker);
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zsession.start();
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started = true;
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}
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return false;
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},
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] );
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return child_pms.then( () => str );
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} );
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return Promise.all(promises).then( (strs) => {
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t.equals( strs[0], "xxxxx=THE_END", '5-byte transfer plus end' );
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t.equals( strs[1], "xxx=THE_END", '3-byte transfer plus end' );
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t.equals( strs[2], "x=THE_END", '1-byte transfer plus end' );
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t.equals( strs[3], "", 'empty transfer plus end' );
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} );
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});
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//This doesn’t work because we automatically send ZFIN once we receive it,
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//which prompts the child to finish up.
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tape.skip("abort() after ZEOF", (t) => {
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var received;
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return _test_steps( t, [FILE1], [
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(zsession) => {
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zsession.on("offer", (offer) => {
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offer.accept().then( () => { received = true } );
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} );
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zsession.start();
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return true;
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},
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(zsession) => {
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if (received) {
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zsession.abort();
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return true;
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}
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},
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] ).then( (inputs) => {
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var str = String.fromCharCode.apply( String, inputs[ inputs.length - 1 ]);
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t.is( str, "OO", "successful close despite abort" );
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} );
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});
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