From 036d65c2ecc767bb88d9a5c3a0abe8671b79cf46 Mon Sep 17 00:00:00 2001
From: hneemann <helmut.neemann@arcor.de>
Date: Thu, 4 Jan 2018 18:52:30 +0100
Subject: [PATCH] added some test cases

---
 .../digital/core/arithmetic/BitCountTest.java      | 14 ++++++++++++++
 .../neemann/digital/core/arithmetic/NegTest.java   | 13 +++++++++++++
 2 files changed, 27 insertions(+)

diff --git a/src/test/java/de/neemann/digital/core/arithmetic/BitCountTest.java b/src/test/java/de/neemann/digital/core/arithmetic/BitCountTest.java
index a2ef80a7b..b8d9a7a16 100644
--- a/src/test/java/de/neemann/digital/core/arithmetic/BitCountTest.java
+++ b/src/test/java/de/neemann/digital/core/arithmetic/BitCountTest.java
@@ -52,4 +52,18 @@ public class BitCountTest extends TestCase {
         assertEquals(4, new BitCount(new ElementAttributes().setBits(8)).getOutputs().get(0).getBits());
     }
 
+    public void testBitCount64() throws Exception {
+        ObservableValue a = new ObservableValue("a", 64);
+
+        Model model = new Model();
+        BitCount node = new BitCount(new ElementAttributes().setBits(64));
+        node.setInputs(a.asList());
+        model.add(node);
+
+        TestExecuter sc = new TestExecuter(model).setInputs(a).setOutputs(node.getOutputs());
+        sc.check(0, 0);
+        sc.check(-1, 64);
+        sc.check(1, 1);
+    }
+
 }
\ No newline at end of file
diff --git a/src/test/java/de/neemann/digital/core/arithmetic/NegTest.java b/src/test/java/de/neemann/digital/core/arithmetic/NegTest.java
index 74d534d65..849bbe6c5 100644
--- a/src/test/java/de/neemann/digital/core/arithmetic/NegTest.java
+++ b/src/test/java/de/neemann/digital/core/arithmetic/NegTest.java
@@ -28,5 +28,18 @@ public class NegTest extends TestCase {
         sc.check(9, 7);
     }
 
+    public void testNeg64() throws Exception {
+        ObservableValue a = new ObservableValue("a", 64);
+
+        Model model = new Model();
+        Neg out = model.add(new Neg(new ElementAttributes().setBits(64)));
+        out.setInputs(a.asList());
+
+        TestExecuter sc = new TestExecuter(model).setInputs(a).setOutputs(out.getOutputs());
+        sc.check(0, 0);
+        sc.check(-1, 1);
+        sc.check(1, -1);
+    }
+
 
 }
\ No newline at end of file