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// Can't test this when 'make test' doesn't assign a tty to the stdout.
// Yet another use-case for require('tty').spawn ?
var common = require('../common');
var assert = require('assert');
var readline = require('readline');
var key = {
xterm: {
home: ['\x1b[H', {ctrl: true, name: 'a'}],
end: ['\x1b[F', {ctrl: true, name: 'e'}],
metab: ['\x1bb', {meta: true, name: 'b'}],
metaf: ['\x1bf', {meta: true, name: 'f'}],
metad: ['\x1bd', {meta: true, name: 'd'}]
},
gnome: {
home: ['\x1bOH', {ctrl: true, name: 'a'}],
end: ['\x1bOF', {ctrl: true, name: 'e'}]
},
rxvt: {
home: ['\x1b[7', {ctrl: true, name: 'a'}],
end: ['\x1b[8', {ctrl: true, name: 'e'}]
},
putty: {
home: ['\x1b[1~', {ctrl: true, name: 'a'}],
end: ['\x1b[>~', {ctrl: true, name: 'e'}]
}
};
var readlineFakeStream = function() {
var written_bytes = [];
var rl = readline.createInterface(
{ input: process.stdin,
output: process.stdout,
completer: function(text) {
return [[], ''];
}
});
var _stdoutWrite = process.stdout.write;
process.stdout.write = function (data) {
data.split('').forEach(rl.written_bytes.push.bind(rl.written_bytes));
_stdoutWrite.apply(this, arguments);
}
rl.written_bytes = written_bytes;
return rl;
};
var rl = readlineFakeStream();
var written_bytes_length, refreshed;
rl.write('foo');
assert.equal(3, rl.cursor);
[key.xterm, key.rxvt, key.gnome, key.putty].forEach(function (key) {
rl.write.apply(rl, key.home);
assert.equal(0, rl.cursor);
rl.write.apply(rl, key.end);
assert.equal(3, rl.cursor);
});
rl = readlineFakeStream();
rl.write('foo bar.hop/zoo');
rl.write.apply(rl, key.xterm.home);
[
{cursor: 4, key: key.xterm.metaf},
{cursor: 7, key: key.xterm.metaf},
{cursor: 8, key: key.xterm.metaf},
{cursor: 11, key: key.xterm.metaf},
{cursor: 12, key: key.xterm.metaf},
{cursor: 15, key: key.xterm.metaf},
{cursor: 12, key: key.xterm.metab},
{cursor: 11, key: key.xterm.metab},
{cursor: 8, key: key.xterm.metab},
{cursor: 7, key: key.xterm.metab},
{cursor: 4, key: key.xterm.metab},
{cursor: 0, key: key.xterm.metab},
].forEach(function (action) {
written_bytes_length = rl.written_bytes.length;
rl.write.apply(rl, action.key);
assert.equal(action.cursor, rl.cursor);
refreshed = written_bytes_length !== rl.written_bytes.length;
assert.equal(true, refreshed);
});
rl = readlineFakeStream();
rl.write('foo bar.hop/zoo');
rl.write.apply(rl, key.xterm.home);
['bar.hop/zoo', '.hop/zoo', 'hop/zoo', '/zoo', 'zoo', ''].forEach(function (expectedLine) {
rl.write.apply(rl, key.xterm.metad);
assert.equal(0, rl.cursor);
assert.equal(expectedLine, rl.line);
});
rl.close();
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