From d342a45d98c4795b3a3fe1aaef5236ad4a782b55 Mon Sep 17 00:00:00 2001
From: Yuuta Liang <yuutaw@students.cs.ubc.ca>
Date: Thu, 12 Oct 2023 12:10:33 +0800
Subject: Implement data structures from X.680, X.501, X.509, and PKCS#10, with
 X.690 encoding / decoding support

The implementation took four days, and it is still a little bit rough. Updated version should arrive soon.

Signed-off-by: Yuuta Liang <yuutaw@students.cs.ubc.ca>
---
 src/test/model/asn1/ObjectIdentifierTest.java | 89 +++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 src/test/model/asn1/ObjectIdentifierTest.java

(limited to 'src/test/model/asn1/ObjectIdentifierTest.java')

diff --git a/src/test/model/asn1/ObjectIdentifierTest.java b/src/test/model/asn1/ObjectIdentifierTest.java
new file mode 100644
index 0000000..f6f1049
--- /dev/null
+++ b/src/test/model/asn1/ObjectIdentifierTest.java
@@ -0,0 +1,89 @@
+package model.asn1;
+
+import model.asn1.exceptions.ParseException;
+import model.asn1.parsing.BytesReader;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class ObjectIdentifierTest {
+    @Test
+    void testConstructor() {
+        assertArrayEquals(new Integer[]{ 1, 3, 6, 1, 4},
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, new Integer[]{ 1, 3, 6, 1, 4 }).getInts());
+        assertArrayEquals(new Integer[]{ 1, 2, 3, 4, 5},
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, new Integer[]{ 1, 2, 3, 4, 5 }).getInts());
+    }
+
+    @Test
+    void testToString() {
+        assertEquals("1.3.6.1.4",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, new Integer[]{ 1, 3, 6, 1, 4 }).toString());
+        assertEquals("1.2.3.4.5.6",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, new Integer[]{ 1, 2, 3, 4, 5, 6 }).toString());
+        assertEquals("CN",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_CN).toString());
+        assertEquals("SN",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_SN).toString());
+        assertEquals("C",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_C).toString());
+        assertEquals("L",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_L).toString());
+        assertEquals("O",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_O).toString());
+        assertEquals("OU",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_OU).toString());
+        assertEquals("DC",
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_DC).toString());
+    }
+
+    @Test
+    void testEncode() {
+        assertArrayEquals(new Byte[]{ 0x55, 0x04, 0x0A },
+                new ObjectIdentifier(ObjectIdentifier.TAG, null, ObjectIdentifier.OID_O).encodeValueDER());
+        assertArrayEquals(new Byte[]{ 0x67, -127, 0x0C, 0x01, 0x02, 0x01 },
+                new ObjectIdentifier(ObjectIdentifier.TAG, null,
+                        new Integer[]{ 2, 23, 140, 1, 2, 1 }).encodeValueDER());
+        assertArrayEquals(new Byte[]{ 0x2B, 0x06, 0x01, 0x04, 0x01, -126, -33, 0x13, 0x01, 0x01, 0x01 },
+                new ObjectIdentifier(ObjectIdentifier.TAG, null,
+                        new Integer[]{ 1, 3, 6, 1, 4, 1, 44947, 1, 1, 1 }).encodeValueDER());
+        assertArrayEquals(new Byte[]{ 0x2A, -122, 0x48, -50, 0x3D, 0x02, 0x01 },
+                new ObjectIdentifier(ObjectIdentifier.TAG, null,
+                        new Integer[]{ 1, 2, 840, 10045, 2, 1 }).encodeValueDER());
+        assertArrayEquals(new Byte[]{ 0x2A, -122, 0x48, -122, -9, 0x0D, 0x01, 0x01, 0x0B },
+                new ObjectIdentifier(ObjectIdentifier.TAG, null,
+                        ObjectIdentifier.OID_SHA256_WITH_RSA_ENCRYPTION).encodeValueDER());
+
+    }
+
+    @Test
+    void testParse() throws ParseException {
+        assertArrayEquals(ObjectIdentifier.OID_SHA256_WITH_RSA_ENCRYPTION,
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 0x9, 0x2A, -122, 0x48, -122, -9, 0x0D,
+                        0x01, 0x01, 0x0B }),false).getInts());
+        assertArrayEquals(new Integer[]{ 1, 2, 840, 10045, 2, 1 },
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 7, 0x2A, -122, 0x48, -50, 0x3D, 0x02, 0x01 }),
+                        false).getInts());
+        assertArrayEquals(new Integer[]{ 0, 2, 840, 10045, 2, 1 },
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 7, 2, -122, 0x48, -50, 0x3D, 0x02, 0x01 }),
+                        false).getInts());
+        assertArrayEquals(new Integer[]{ 2, 2, 840, 10045, 2, 1 },
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 7, 82, -122, 0x48, -50, 0x3D, 0x02, 0x01 }),
+                        false).getInts());
+        assertArrayEquals(new Integer[]{ 2, 42, 840, 10045, 2, 1 },
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 7, 122, -122, 0x48, -50, 0x3D, 0x02, 0x01 }),
+                        false).getInts());
+        assertArrayEquals(new Integer[]{ 1, 2, 840, 113549, 1, 9, 14 },
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x06, 0x09, 0x2A, -122, 0x48, -122, -9, 0x0D, 0x01,
+                        0x09, 0x0E }), false).getInts());
+    }
+
+    @Test
+    void testParseFail() {
+        assertThrows(ParseException.class, () ->
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 0x0 }), false));
+        assertThrows(ParseException.class, () ->
+                new ObjectIdentifier(new BytesReader(new Byte[]{ 0x6, 0x9, 0x2A, -122, 0x48, -122, -9, 0x0D,
+                        0x01, 0x01, -117 }), false));
+    }
+}
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