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public Benchmark() | |
{ | |
// BENCHMARK using Stopwatch | |
var clock1 = new Stopwatch(); | |
var clock2 = new Stopwatch(); | |
var nbRecord = 1000; | |
var nbTry = 5; | |
var list = GenerateData(nbRecord); | |
// BENCHMARK: JIT compile library first | |
Test1(list, null); | |
Test2(list, null); | |
for (var i = 0; i < nbTry; i++) | |
{ | |
Test1(list, clock1); | |
Test2(list, clock2); | |
} | |
var r1 = clock1.ElapsedMilliseconds/nbTry; | |
var r2 = clock2.ElapsedMilliseconds/nbTry; | |
} | |
public void Test1(List<string> lines, Stopwatch clock) | |
{ | |
using (var ctx = new CustomerContext()) | |
{ | |
var customers = new List<Customer>(); | |
foreach (var line in lines) | |
{ | |
var customer = new Customer(); | |
// ...code... | |
customers.Add(customer); | |
} | |
ctx.Customers.AddRange(customers); | |
// BENCHMARK: Only method we want to test | |
clock.Start(); | |
ctx.BulkSaveChanges(); | |
clock.Stop(); | |
} | |
} | |
public void Test2(List<string> lines, Stopwatch clock) | |
{ | |
using (var ctx = new CustomerContext()) | |
{ | |
var customers = new List<Customer>(); | |
foreach (var line in lines) | |
{ | |
var customer = new Customer(); | |
// ...code... | |
customers.Add(customer); | |
} | |
ctx.Customers.AddRange(customers); | |
// BENCHMARK: Only method we want to test | |
clock.Start(); | |
ctx.SaveChanges(); | |
clock.Stop(); | |
} | |
} | |
public List<string> GenerateData(int nbRecord) | |
{ | |
var list = new List<string>(); | |
for (var i = 0; i < nbRecord; i++) | |
{ | |
list.Add(i.ToString()); | |
} | |
return list; | |
} |
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