From 1c23fc14be8a0ac9542f1412448c4d896756ba01 Mon Sep 17 00:00:00 2001
From: Keuin <keuinx@gmail.com>
Date: Fri, 22 Jan 2021 18:59:47 +0800
Subject: Speed up the incremental backup by using multiple CPU cores if
 available (use multiple threads to calculate the hash).

---
 .../incremental/ObjectCollectionFactoryTest.java   | 23 ++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

(limited to 'src/test/java/com/keuin/kbackupfabric/backup/incremental/ObjectCollectionFactoryTest.java')

diff --git a/src/test/java/com/keuin/kbackupfabric/backup/incremental/ObjectCollectionFactoryTest.java b/src/test/java/com/keuin/kbackupfabric/backup/incremental/ObjectCollectionFactoryTest.java
index 9a2a73c..16fb258 100644
--- a/src/test/java/com/keuin/kbackupfabric/backup/incremental/ObjectCollectionFactoryTest.java
+++ b/src/test/java/com/keuin/kbackupfabric/backup/incremental/ObjectCollectionFactoryTest.java
@@ -25,10 +25,29 @@ public class ObjectCollectionFactoryTest {
     }
 
     @Test
-    public void fromDirectory() {
+    public void fromDirectory1() {
+        fromDirectory(1);
+    }
+
+    @Test
+    public void fromDirectory2() {
+        fromDirectory(2);
+    }
+
+    @Test
+    public void fromDirectory4() {
+        fromDirectory(4);
+    }
+
+    @Test
+    public void fromDirectory8() {
+        fromDirectory(8);
+    }
+
+    public void fromDirectory(int threads) {
         try {
             ObjectCollectionFactory<Sha256Identifier> factory =
-                    new ObjectCollectionFactory<>(Sha256Identifier.getFactory());
+                    new ObjectCollectionFactory<>(Sha256Identifier.getFactory(), threads);
             ObjectCollection collection =
                     factory.fromDirectory(new File("./testfile/ObjectCollectionFactoryTest"));
 
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