From 93e998a377cf6bd4098ec38e99d6c191e274c3a9 Mon Sep 17 00:00:00 2001
From: Kenny Root <kenny@the-b.org>
Date: Fri, 25 Dec 2015 22:58:09 -0600
Subject: Add unit tests for readOid

---
 .../trilead/ssh2/crypto/SimpleDERReaderTest.java   | 72 ++++++++++++++++++++++
 1 file changed, 72 insertions(+)

diff --git a/sshlib/src/test/java/com/trilead/ssh2/crypto/SimpleDERReaderTest.java b/sshlib/src/test/java/com/trilead/ssh2/crypto/SimpleDERReaderTest.java
index cabadce..6a97218 100644
--- a/sshlib/src/test/java/com/trilead/ssh2/crypto/SimpleDERReaderTest.java
+++ b/sshlib/src/test/java/com/trilead/ssh2/crypto/SimpleDERReaderTest.java
@@ -112,4 +112,76 @@ public class SimpleDERReaderTest {
         } catch (IOException expected) {
         }
     }
+
+    @Test
+    public void readOid_InvalidLength() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x02, (byte) 0x80, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF,
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        try {
+            reader.readOid();
+        } catch (IOException expected) {
+        }
+    }
+
+    @Test
+    public void readOid_TooShort() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x02, (byte) 0x00
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        try {
+            reader.readOid();
+        } catch (IOException expected) {
+        }
+    }
+
+    @Test
+    public void readOid_NotOidValue() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x02, (byte) 0x04, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF,
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        try {
+            reader.readOid();
+        } catch (IOException expected) {
+        }
+    }
+
+    @Test
+    public void readOid_Valid1() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x06, (byte) 0x01, (byte) 0x28
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        assertEquals("1.0", reader.readOid());
+    }
+
+    @Test
+    public void readOid_Valid1Prefix() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x06, (byte) 0x09, (byte) 0x2a, (byte) 0x86, (byte) 0x48, (byte) 0x86, (byte) 0xf7, (byte) 0x0d, (byte) 0x01, (byte) 0x01, (byte) 0x0b
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        assertEquals("1.2.840.113549.1.1.11", reader.readOid());
+    }
+
+    @Test
+    public void readOid_Valid0Prefix() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x06, (byte) 0x0A, (byte) 0x09, (byte) 0x92, (byte) 0x26, (byte) 0x89, (byte) 0x93, (byte) 0xF2, (byte) 0x2C, (byte) 0x64, (byte) 0x04, (byte) 0x0D
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        assertEquals("0.9.2342.19200300.100.4.13", reader.readOid());
+    }
+
+    @Test
+    public void readOid_Valid2Prefix() throws Exception {
+        byte[] vector = new byte[]{
+                (byte) 0x06, (byte) 0x03, (byte) 0x55, (byte) 0x1D, (byte) 0x0E
+        };
+        SimpleDERReader reader = new SimpleDERReader(vector);
+        assertEquals("2.5.29.14", reader.readOid());
+    }
 }
\ No newline at end of file
-- 
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