X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.core%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fcore%2Ftests%2FComponentTest.java;h=a595f0560ff200f017672969356dda315733ec35;hb=e2cfc152b70fb4b2d8abb8ff4c901ceacf4c89cc;hp=38d1b7c67717022a575a2a5c9b0c0acd4d2bb421;hpb=6432c12630fa3f80ec19bf23229844abd42105e3;p=Mograsim.git

diff --git a/net.mograsim.logic.core/src/net/mograsim/logic/core/tests/ComponentTest.java b/net.mograsim.logic.core/src/net/mograsim/logic/core/tests/ComponentTest.java
index 38d1b7c6..a595f056 100644
--- a/net.mograsim.logic.core/src/net/mograsim/logic/core/tests/ComponentTest.java
+++ b/net.mograsim.logic.core/src/net/mograsim/logic/core/tests/ComponentTest.java
@@ -87,6 +87,36 @@ class ComponentTest
 		assertBitArrayEquals(out.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
 	}
 
+	@Test
+	void fusionTest()
+	{
+		t.reset();
+		Wire a = new Wire(t, 3, 1), b = new Wire(t, 2, 1), c = new Wire(t, 3, 1), out = new Wire(t, 8, 1);
+		Wire.fuse(a, out, 0, 0, a.length);
+		Wire.fuse(b, out, 0, a.length, b.length);
+		Wire.fuse(c, out, 0, a.length + b.length, c.length);
+		ReadWriteEnd rA = a.createReadWriteEnd();
+		rA.feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO);
+		ReadWriteEnd rB = b.createReadWriteEnd();
+		rB.feedSignals(Bit.ONE, Bit.ZERO);
+		ReadWriteEnd rC = c.createReadWriteEnd();
+		rC.feedSignals(Bit.ONE, Bit.ZERO, Bit.ONE);
+		t.executeAll();
+		assertBitArrayEquals(out.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+		out.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+		t.executeAll();
+		assertBitArrayEquals(rA.getValues(), Bit.X, Bit.X, Bit.X);
+		assertBitArrayEquals(rB.getValues(), Bit.X, Bit.X);
+		assertBitArrayEquals(rC.getValues(), Bit.X, Bit.X, Bit.X);
+		rA.clearSignals();
+		rB.clearSignals();
+		rC.clearSignals();
+		t.executeAll();
+		assertBitArrayEquals(rA.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE);
+		assertBitArrayEquals(rB.getValues(), Bit.ZERO, Bit.ONE);
+		assertBitArrayEquals(rC.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO);
+	}
+
 	@Test
 	void triStateBufferTest()
 	{