From 1b5309be0585fb06e0f10b499bf2deb44612c076 Mon Sep 17 00:00:00 2001
From: zzz <zzz@mail.i2p>
Date: Sun, 10 Nov 2013 20:42:24 +0000
Subject: [PATCH] junit test for new DataHelper.skip()
---
.../junit/net/i2p/data/DataHelperTest.java | 26 +++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/core/java/test/junit/net/i2p/data/DataHelperTest.java b/core/java/test/junit/net/i2p/data/DataHelperTest.java
index 983a3cc9a7..b149b8fd71 100644
--- a/core/java/test/junit/net/i2p/data/DataHelperTest.java
+++ b/core/java/test/junit/net/i2p/data/DataHelperTest.java
@@ -2,6 +2,7 @@ package net.i2p.data;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
+import java.io.IOException;
import java.util.Calendar;
import java.util.Date;
import java.util.Random;
@@ -126,4 +127,29 @@ public class DataHelperTest extends TestCase{
}
}
+
+ public void testSkip() throws Exception {
+ final int sz = 256;
+ TestInputStream tis = new TestInputStream(sz);
+ DataHelper.skip(tis, sz);
+ try {
+ DataHelper.skip(tis, 1);
+ fail();
+ } catch (IOException ioe) {}
+ }
+
+ private static class TestInputStream extends ByteArrayInputStream {
+ private final Random r = new Random();
+
+ public TestInputStream(int size) {
+ super(new byte[size]);
+ r.nextBytes(buf);
+ }
+
+ /** skip a little at a time, or sometimes zero */
+ @Override
+ public long skip(long n) {
+ return super.skip(Math.min(n, r.nextInt(4)));
+ }
+ }
}
--
GitLab