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"use strict";
var vows = require('vows')
, assert = require('assert')
, fs = require('fs')
, sandbox = require('sandboxed-module');
vows.describe('../../lib/streams/BaseRollingFileStream').addBatch({
'when node version < 0.10.0': {
topic: function() {
var streamLib = sandbox.load(
'../../lib/streams/BaseRollingFileStream',
{
globals: {
process: {
version: '0.8.11'
}
},
requires: {
'readable-stream': {
Writable: function() {}
}
}
}
);
return streamLib.required;
},
'it should use readable-stream to maintain compatibility': function(required) {
assert.ok(required['readable-stream']);
assert.ok(!required.stream);
}
},
'when node version > 0.10.0': {
topic: function() {
var streamLib = sandbox.load(
'../../lib/streams/BaseRollingFileStream',
{
globals: {
process: {
version: '0.10.1'
}
},
requires: {
'stream': {
Writable: function() {}
}
}
}
);
return streamLib.required;
},
'it should use the core stream module': function(required) {
assert.ok(required.stream);
assert.ok(!required['readable-stream']);
}
},
'when no filename is passed': {
topic: require('../../lib/streams/BaseRollingFileStream'),
'it should throw an error': function(BaseRollingFileStream) {
try {
new BaseRollingFileStream();
assert.fail('should not get here');
} catch (e) {
assert.ok(e);
}
}
},
'default behaviour': {
topic: function() {
var BaseRollingFileStream = require('../../lib/streams/BaseRollingFileStream')
, stream = new BaseRollingFileStream('basetest.log');
return stream;
},
teardown: function() {
try {
fs.unlink('basetest.log');
} catch (e) {
console.error("could not remove basetest.log", e);
}
},
'it should not want to roll': function(stream) {
assert.isFalse(stream.shouldRoll());
},
'it should not roll': function(stream) {
var cbCalled = false;
//just calls the callback straight away, no async calls
stream.roll('basetest.log', function() { cbCalled = true; });
assert.isTrue(cbCalled);
}
}
}).exportTo(module);
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