X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.core%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fcore%2Ftests%2FComponentTest.java;h=b80b2f30e467f08b35351162910e1fa7aeb00c0e;hb=e6d8e1a6099a1bc26af3851860bfd849543278c3;hp=38d1b7c67717022a575a2a5c9b0c0acd4d2bb421;hpb=15aff307cbd5ae828801f5ee078e7a086b5b3973;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..b80b2f30 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 +87,47 @@ class ComponentTest
 		assertBitArrayEquals(out.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
 	}
 
+	@Test
+	void fusionTest1()
+	{
+		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 fusionTest2()
+	{
+		t.reset();
+		Wire a = new Wire(t, 3, 1), b = new Wire(t, 3, 1);
+		Wire.fuse(a, b);
+		a.createReadWriteEnd().feedSignals(Bit.ONE, Bit.U, Bit.Z);
+		t.executeAll();
+		assertBitArrayEquals(b.getValues(), Bit.ONE, Bit.U, Bit.Z);
+	}
+
 	@Test
 	void triStateBufferTest()
 	{
@@ -400,7 +441,7 @@ class ComponentTest
 
 		TestBitDisplay test = new TestBitDisplay(t, c.createReadOnlyEnd());
 		TestBitDisplay test2 = new TestBitDisplay(t, a.createReadOnlyEnd());
-		LongConsumer print = time -> System.out.format("Time %2d\n   a: %s\n   b: %s\n   c: %s\n", time, a, b, c);
+		LongConsumer print = time -> System.out.format("Time %2d\n a: %s\n b: %s\n c: %s\n", time, a, b, c);
 
 		cI.feedSignals(Bit.ONE);
 		test.assertAfterSimulationIs(print, Bit.ONE);