improved coverage of rolling file stream

This commit is contained in:
Gareth Jones 2013-07-05 08:36:42 +10:00
parent 508dbdadf8
commit 946b216a79

View File

@ -23,6 +23,10 @@ function remove(filename) {
}
}
function create(filename) {
fs.writeFileSync(filename, "test file");
}
vows.describe('RollingFileStream').addBatch({
'arguments': {
topic: function() {
@ -157,5 +161,50 @@ vows.describe('RollingFileStream').addBatch({
assert.equal(contents, '0.cheese\n1.cheese\n2.cheese\n3.cheese\n4.cheese\n');
}
}
}
},
'when many files already exist': {
topic: function() {
remove(__dirname + '/test-rolling-stream-with-existing-files.11');
remove(__dirname + '/test-rolling-stream-with-existing-files.20');
remove(__dirname + '/test-rolling-stream-with-existing-files.-1');
remove(__dirname + '/test-rolling-stream-with-existing-files.1.1');
remove(__dirname + '/test-rolling-stream-with-existing-files.1');
create(__dirname + '/test-rolling-stream-with-existing-files.11');
create(__dirname + '/test-rolling-stream-with-existing-files.20');
create(__dirname + '/test-rolling-stream-with-existing-files.-1');
create(__dirname + '/test-rolling-stream-with-existing-files.1.1');
create(__dirname + '/test-rolling-stream-with-existing-files.1');
var that = this
, stream = new RollingFileStream(
__dirname + "/test-rolling-stream-with-existing-files",
45,
5
);
async.forEach(
[0, 1, 2, 3, 4, 5, 6],
function(i, cb) {
stream.write(i +".cheese\n", "utf8", cb);
},
function() {
stream.end();
that.callback();
}
);
},
'the files': {
topic: function() {
fs.readdir(__dirname, this.callback);
},
'should be rolled': function(files) {
assert.include(files, 'test-rolling-stream-with-existing-files');
assert.include(files, 'test-rolling-stream-with-existing-files.1');
assert.include(files, 'test-rolling-stream-with-existing-files.2');
assert.include(files, 'test-rolling-stream-with-existing-files.11');
assert.include(files, 'test-rolling-stream-with-existing-files.20');
}
}
}
}).exportTo(module);