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nodejs/test/simple/test-repl.js
2013-03-30 13:10:30 -07:00

336 lines
12 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var common = require('../common');
var assert = require('assert');
common.globalCheck = false;
var net = require('net'),
repl = require('repl'),
message = 'Read, Eval, Print Loop',
prompt_unix = 'node via Unix socket> ',
prompt_tcp = 'node via TCP socket> ',
prompt_multiline = '... ',
prompt_npm = 'npm should be run outside of the ' +
'node repl, in your normal shell.\n' +
'(Press Control-D to exit.)\n',
expect_npm = prompt_npm + prompt_unix,
server_tcp, server_unix, client_tcp, client_unix, timer;
// absolute path to test/fixtures/a.js
var moduleFilename = require('path').join(common.fixturesDir, 'a');
common.error('repl test');
// function for REPL to run
invoke_me = function(arg) {
return 'invoked ' + arg;
};
function send_expect(list) {
if (list.length > 0) {
var cur = list.shift();
common.error('sending ' + JSON.stringify(cur.send));
cur.client.expect = cur.expect;
cur.client.list = list;
if (cur.send.length > 0) {
cur.client.write(cur.send + '\n');
}
}
}
function clean_up() {
client_tcp.end();
client_unix.end();
clearTimeout(timer);
}
function error_test() {
// The other stuff is done so reuse unix socket
var read_buffer = '';
client_unix.removeAllListeners('data');
client_unix.on('data', function(data) {
read_buffer += data.toString('ascii', 0, data.length);
common.error('Unix data: ' + JSON.stringify(read_buffer) + ', expecting ' +
(client_unix.expect.exec ?
client_unix.expect :
JSON.stringify(client_unix.expect)));
if (read_buffer.indexOf(prompt_unix) !== -1) {
// if it's an exact match, then don't do the regexp
if (read_buffer !== client_unix.expect) {
assert.ok(read_buffer.match(client_unix.expect));
common.error('match');
}
read_buffer = '';
if (client_unix.list && client_unix.list.length > 0) {
send_expect(client_unix.list);
} else {
common.error('End of Error test, running TCP test.');
tcp_test();
}
} else if (read_buffer.indexOf(prompt_multiline) !== -1) {
// Check that you meant to send a multiline test
assert.strictEqual(prompt_multiline, client_unix.expect);
read_buffer = '';
if (client_unix.list && client_unix.list.length > 0) {
send_expect(client_unix.list);
} else {
common.error('End of Error test, running TCP test.\n');
tcp_test();
}
} else {
common.error('didn\'t see prompt yet, buffering.');
}
});
send_expect([
// Uncaught error throws and prints out
{ client: client_unix, send: 'throw new Error(\'test error\');',
expect: /^Error: test error/ },
// Common syntax error is treated as multiline command
{ client: client_unix, send: 'function test_func() {',
expect: prompt_multiline },
// You can recover with the .break command
{ client: client_unix, send: '.break',
expect: prompt_unix },
// Floating point numbers are not interpreted as REPL commands.
{ client: client_unix, send: '.1234',
expect: '0.1234' },
// Floating point expressions are not interpreted as REPL commands
{ client: client_unix, send: '.1+.1',
expect: '0.2' },
// Can parse valid JSON
{ client: client_unix, send: 'JSON.parse(\'{"valid": "json"}\');',
expect: '{ valid: \'json\' }'},
// invalid input to JSON.parse error is special case of syntax error,
// should throw
{ client: client_unix, send: 'JSON.parse(\'{invalid: \\\'json\\\'}\');',
expect: /^SyntaxError: Unexpected token i/ },
// end of input to JSON.parse error is special case of syntax error,
// should throw
{ client: client_unix, send: 'JSON.parse(\'{\');',
expect: /^SyntaxError: Unexpected end of input/ },
// invalid RegExps are a special case of syntax error,
// should throw
{ client: client_unix, send: '/(/;',
expect: /^SyntaxError: Invalid regular expression\:/ },
// invalid RegExp modifiers are a special case of syntax error,
// should throw (GH-4012)
{ client: client_unix, send: 'new RegExp("foo", "wrong modifier");',
expect: /^SyntaxError: Invalid flags supplied to RegExp constructor/ },
// strict mode syntax errors should be caught (GH-5178)
{ client: client_unix, send: '(function() { "use strict"; return 0755; })()',
expect: /^SyntaxError: Octal literals are not allowed in strict mode/ },
{ client: client_unix, send: '(function() { "use strict"; return { p: 1, p: 2 }; })()',
expect: /^SyntaxError: Duplicate data property in object literal not allowed in strict mode/ },
{ client: client_unix, send: '(function(a, a, b) { "use strict"; return a + b + c; })()',
expect: /^SyntaxError: Strict mode function may not have duplicate parameter names/ },
{ client: client_unix, send: '(function() { "use strict"; with (this) {} })()',
expect: /^SyntaxError: Strict mode code may not include a with statement/ },
{ client: client_unix, send: '(function() { "use strict"; var x; delete x; })()',
expect: /^SyntaxError: Delete of an unqualified identifier in strict mode/ },
{ client: client_unix, send: '(function() { "use strict"; eval = 17; })()',
expect: /^SyntaxError: Assignment to eval or arguments is not allowed in strict mode/ },
{ client: client_unix, send: '(function() { "use strict"; if (true){ function f() { } } })()',
expect: /^SyntaxError: In strict mode code, functions can only be declared at top level or immediately within another function/ },
// Named functions can be used:
{ client: client_unix, send: 'function blah() { return 1; }',
expect: prompt_unix },
{ client: client_unix, send: 'blah()',
expect: '1\n' + prompt_unix },
// Functions should not evaluate twice (#2773)
{ client: client_unix, send: 'var I = [1,2,3,function() {}]; I.pop()',
expect: '[Function]' },
// Multiline object
{ client: client_unix, send: '{ a: ',
expect: prompt_multiline },
{ client: client_unix, send: '1 }',
expect: '{ a: 1 }' },
// Multiline anonymous function with comment
{ client: client_unix, send: '(function () {',
expect: prompt_multiline },
{ client: client_unix, send: '// blah',
expect: prompt_multiline },
{ client: client_unix, send: 'return 1;',
expect: prompt_multiline },
{ client: client_unix, send: '})()',
expect: '1' },
// npm prompt error message
{ client: client_unix, send: 'npm install foobar',
expect: expect_npm },
{ client: client_unix, send: '(function () {\n\nreturn 1;\n})()',
expect: '1' },
{ client: client_unix, send: '{\n\na: 1\n}',
expect: '{ a: 1 }' },
{ client: client_unix, send: 'url.format("http://google.com")',
expect: 'http://google.com/' },
{ client: client_unix, send: 'var path = 42; path',
expect: '42' }
]);
}
function tcp_test() {
server_tcp = net.createServer(function(socket) {
assert.strictEqual(server_tcp, socket.server);
socket.on('end', function() {
socket.end();
});
repl.start(prompt_tcp, socket);
});
server_tcp.listen(common.PORT, function() {
var read_buffer = '';
client_tcp = net.createConnection(common.PORT);
client_tcp.on('connect', function() {
assert.equal(true, client_tcp.readable);
assert.equal(true, client_tcp.writable);
send_expect([
{ client: client_tcp, send: '',
expect: prompt_tcp },
{ client: client_tcp, send: 'invoke_me(333)',
expect: ('\'' + 'invoked 333' + '\'\n' + prompt_tcp) },
{ client: client_tcp, send: 'a += 1',
expect: ('12346' + '\n' + prompt_tcp) },
{ client: client_tcp,
send: 'require(' + JSON.stringify(moduleFilename) + ').number',
expect: ('42' + '\n' + prompt_tcp) }
]);
});
client_tcp.on('data', function(data) {
read_buffer += data.toString('ascii', 0, data.length);
common.error('TCP data: ' + JSON.stringify(read_buffer) +
', expecting ' + JSON.stringify(client_tcp.expect));
if (read_buffer.indexOf(prompt_tcp) !== -1) {
assert.strictEqual(client_tcp.expect, read_buffer);
common.error('match');
read_buffer = '';
if (client_tcp.list && client_tcp.list.length > 0) {
send_expect(client_tcp.list);
} else {
common.error('End of TCP test.\n');
clean_up();
}
} else {
common.error('didn\'t see prompt yet, buffering');
}
});
client_tcp.on('error', function(e) {
throw e;
});
client_tcp.on('close', function() {
server_tcp.close();
});
});
}
function unix_test() {
server_unix = net.createServer(function(socket) {
assert.strictEqual(server_unix, socket.server);
socket.on('end', function() {
socket.end();
});
repl.start({
prompt: prompt_unix,
input: socket,
output: socket,
useGlobal: true
}).context.message = message;
});
server_unix.on('listening', function() {
var read_buffer = '';
client_unix = net.createConnection(common.PIPE);
client_unix.on('connect', function() {
assert.equal(true, client_unix.readable);
assert.equal(true, client_unix.writable);
send_expect([
{ client: client_unix, send: '',
expect: prompt_unix },
{ client: client_unix, send: 'message',
expect: ('\'' + message + '\'\n' + prompt_unix) },
{ client: client_unix, send: 'invoke_me(987)',
expect: ('\'' + 'invoked 987' + '\'\n' + prompt_unix) },
{ client: client_unix, send: 'a = 12345',
expect: ('12345' + '\n' + prompt_unix) },
{ client: client_unix, send: '{a:1}',
expect: ('{ a: 1 }' + '\n' + prompt_unix) }
]);
});
client_unix.on('data', function(data) {
read_buffer += data.toString('ascii', 0, data.length);
common.error('Unix data: ' + JSON.stringify(read_buffer) +
', expecting ' + JSON.stringify(client_unix.expect));
if (read_buffer.indexOf(prompt_unix) !== -1) {
assert.strictEqual(client_unix.expect, read_buffer);
common.error('match');
read_buffer = '';
if (client_unix.list && client_unix.list.length > 0) {
send_expect(client_unix.list);
} else {
common.error('End of Unix test, running Error test.\n');
process.nextTick(error_test);
}
} else {
common.error('didn\'t see prompt yet, buffering.');
}
});
client_unix.on('error', function(e) {
throw e;
});
client_unix.on('close', function() {
server_unix.close();
});
});
server_unix.listen(common.PIPE);
}
unix_test();
timer = setTimeout(function() {
assert.fail('Timeout');
}, 5000);