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Contents
var BufferPool = require('../lib/BufferPool');
require('should');
describe('BufferPool', function() {
describe('#ctor', function() {
it('allocates pool', function() {
var db = new BufferPool(1000);
db.size.should.eql(1000);
});
});
describe('#get', function() {
it('grows the pool if necessary', function() {
var db = new BufferPool(1000);
var buf = db.get(2000);
db.size.should.be.above(1000);
db.used.should.eql(2000);
buf.length.should.eql(2000);
});
it('grows the pool after the first call, if necessary', function() {
var db = new BufferPool(1000);
var buf = db.get(1000);
db.used.should.eql(1000);
db.size.should.eql(1000);
buf.length.should.eql(1000);
var buf2 = db.get(1000);
db.used.should.eql(2000);
db.size.should.be.above(1000);
buf2.length.should.eql(1000);
});
it('grows the pool according to the growStrategy if necessary', function() {
var db = new BufferPool(1000, function(db, length) {
return db.size + 2345;
});
var buf = db.get(2000);
db.size.should.eql(3345);
buf.length.should.eql(2000);
});
it('doesnt grow the pool if theres enough room available', function() {
var db = new BufferPool(1000);
var buf = db.get(1000);
db.size.should.eql(1000);
buf.length.should.eql(1000);
});
});
describe('#reset', function() {
it('shinks the pool', function() {
var db = new BufferPool(1000);
var buf = db.get(2000);
db.reset(true);
db.size.should.eql(1000);
});
it('shrinks the pool according to the shrinkStrategy', function() {
var db = new BufferPool(1000, function(db, length) {
return db.used + length;
}, function(db) {
return 0;
});
var buf = db.get(2000);
db.reset(true);
db.size.should.eql(0);
});
});
});
Version data entries
85 entries across 85 versions & 1 rubygems