From f4bba2b57f4d0e616010a2c25d92d5656bede036 Mon Sep 17 00:00:00 2001
From: Arne Schwabe <arne@rfc2549.org>
Date: Tue, 12 Apr 2016 00:23:31 +0200
Subject: Rework log item caching, might work better or at least give a better
 understanding what goes wrong (closes #455)

---
 .../de/blinkt/openvpn/core/TestLogFileHandler.java | 81 ++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 main/src/test/java/de/blinkt/openvpn/core/TestLogFileHandler.java

(limited to 'main/src/test')

diff --git a/main/src/test/java/de/blinkt/openvpn/core/TestLogFileHandler.java b/main/src/test/java/de/blinkt/openvpn/core/TestLogFileHandler.java
new file mode 100644
index 00000000..f86dbcdc
--- /dev/null
+++ b/main/src/test/java/de/blinkt/openvpn/core/TestLogFileHandler.java
@@ -0,0 +1,81 @@
+package de.blinkt.openvpn.core;
+
+import android.annotation.SuppressLint;
+import android.os.Looper;
+import android.os.Message;
+import android.util.Log;
+
+import junit.framework.Assert;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.StringBufferInputStream;
+import java.util.Arrays;
+
+public class TestLogFileHandler {
+
+    byte[] testUnescaped = new byte[] {0x00, 0x55, -27, 0x00, 0x56, 0x10, -128, 0x55, 0x54};
+    byte[] expectedEscaped = new byte[] {0x55, 0x00, 0x00, 0x00, 0x09, 0x00, 0x56, 0x00, -27, 0x00, 0x56, 0x01, 0x10, -128, 0x56, 0x00, 0x54};
+    private TestingLogFileHandler lfh;
+
+
+    @Before
+    public void setup()
+    {
+        lfh = new TestingLogFileHandler();
+    }
+
+    @Test
+    public void testWriteByteArray() throws IOException {
+
+        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
+
+        lfh.setLogFile(byteArrayOutputStream);
+
+        lfh.writeEscapedBytes(testUnescaped);
+
+        byte[] result = byteArrayOutputStream.toByteArray();
+        Assert.assertTrue(Arrays.equals(expectedEscaped, result));
+    }
+
+    @Test
+    public void readByteArray() throws IOException {
+
+        ByteArrayInputStream in = new ByteArrayInputStream(expectedEscaped);
+
+        lfh.readCacheContents(in);
+
+        Assert.assertTrue(Arrays.equals(testUnescaped, lfh.mRestoredByteArray));
+
+    }
+
+    @SuppressLint("HandlerLeak")
+    static class TestingLogFileHandler extends LogFileHandler {
+
+        public byte[] mRestoredByteArray;
+
+        public TestingLogFileHandler() {
+            super(null);
+        }
+
+        public void setLogFile(OutputStream out) {
+            mLogFile = out;
+        }
+
+        @Override
+        public void readCacheContents(InputStream in) throws IOException {
+            super.readCacheContents(in);
+        }
+
+        @Override
+        protected void restoreLogItem(byte[] buf, int len) {
+            mRestoredByteArray = Arrays.copyOf(buf, len);
+        }
+    }
+}
\ No newline at end of file
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