+ @Test
+ void splitterTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 3, 1), b = new Wire(t, 2, 1), c = new Wire(t, 3, 1), in = new Wire(t, 8, 1);
+ in.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+ new Splitter(t, in.createReadOnlyEnd(), a.createReadWriteEnd(), b.createReadWriteEnd(), c.createReadWriteEnd());
+
+ t.executeAll();
+
+ assertBitArrayEquals(a.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO);
+ assertBitArrayEquals(b.getValues(), Bit.ONE, Bit.ZERO);
+ assertBitArrayEquals(c.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE);
+ }
+
+ @Test
+ void mergerTest()
+ {
+ 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);
+ a.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO);
+ b.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ZERO);
+ c.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ZERO, Bit.ONE);
+
+ new Merger(t, out.createReadWriteEnd(), a.createReadOnlyEnd(), b.createReadOnlyEnd(), c.createReadOnlyEnd());
+
+ t.executeAll();
+
+ assertBitArrayEquals(out.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+ }
+
+ @Test
+ void triStateBufferTest()
+ {
+ Wire a = new Wire(t, 1, 1), b = new Wire(t, 1, 1), en = new Wire(t, 1, 1), notEn = new Wire(t, 1, 1);
+ new NotGate(t, 1, en.createReadOnlyEnd(), notEn.createReadWriteEnd());
+ new TriStateBuffer(t, 1, a.createReadOnlyEnd(), b.createReadWriteEnd(), en.createReadOnlyEnd());
+ new TriStateBuffer(t, 1, b.createReadOnlyEnd(), a.createReadWriteEnd(), notEn.createReadOnlyEnd());
+
+ ReadWriteEnd enI = en.createReadWriteEnd(), aI = a.createReadWriteEnd(), bI = b.createReadWriteEnd();
+ enI.feedSignals(Bit.ONE);
+ aI.feedSignals(Bit.ONE);
+ bI.feedSignals(Bit.Z);
+
+ t.executeAll();
+
+ assertEquals(Bit.ONE, b.getValue());
+
+ bI.feedSignals(Bit.ZERO);
+
+ t.executeAll();
+
+ assertEquals(Bit.X, b.getValue());
+ assertEquals(Bit.ONE, a.getValue());
+
+ aI.clearSignals();
+ enI.feedSignals(Bit.ZERO);
+
+ t.executeAll();
+
+ assertEquals(Bit.ZERO, a.getValue());
+
+ }
+
+ @Test
+ void muxTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 4, 3), b = new Wire(t, 4, 6), c = new Wire(t, 4, 4), select = new Wire(t, 2, 5), out = new Wire(t, 4, 1);
+ ReadWriteEnd selectIn = select.createReadWriteEnd();
+
+ selectIn.feedSignals(Bit.ZERO, Bit.ZERO);
+ a.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+ c.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+
+ new Mux(t, 1, out.createReadWriteEnd(), select.createReadOnlyEnd(), a.createReadOnlyEnd(), b.createReadOnlyEnd(),
+ c.createReadOnlyEnd());
+ t.executeAll();
+
+ assertBitArrayEquals(out.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+ selectIn.feedSignals(Bit.ZERO, Bit.ONE);
+ t.executeAll();
+
+ assertBitArrayEquals(out.getValues(), Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+
+ selectIn.feedSignals(Bit.ONE, Bit.ONE);
+ t.executeAll();
+
+ assertBitArrayEquals(out.getValues(), Bit.Z, Bit.Z, Bit.Z, Bit.Z);
+
+ }
+
+ @Test
+ void demuxTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 4, 3), b = new Wire(t, 4, 6), c = new Wire(t, 4, 4), select = new Wire(t, 2, 5), in = new Wire(t, 4, 1);
+ ReadWriteEnd selectIn = select.createReadWriteEnd();
+
+ selectIn.feedSignals(Bit.ZERO, Bit.ZERO);
+ in.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+
+ new Demux(t, 1, in.createReadOnlyEnd(), select.createReadOnlyEnd(), a.createReadWriteEnd(), b.createReadWriteEnd(),
+ c.createReadWriteEnd());
+ t.executeAll();
+
+ assertBitArrayEquals(a.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+ assertBitArrayEquals(b.getValues(), Bit.U, Bit.U, Bit.U, Bit.U);
+ assertBitArrayEquals(c.getValues(), Bit.U, Bit.U, Bit.U, Bit.U);
+ selectIn.feedSignals(Bit.ZERO, Bit.ONE);
+ t.executeAll();
+
+ assertBitArrayEquals(a.getValues(), Bit.Z, Bit.Z, Bit.Z, Bit.Z);
+ assertBitArrayEquals(b.getValues(), Bit.U, Bit.U, Bit.U, Bit.U);
+ assertBitArrayEquals(c.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ZERO);
+
+ selectIn.feedSignals(Bit.ONE, Bit.ONE);
+ t.executeAll();
+
+ assertBitArrayEquals(a.getValues(), Bit.Z, Bit.Z, Bit.Z, Bit.Z);
+ assertBitArrayEquals(b.getValues(), Bit.U, Bit.U, Bit.U, Bit.U);
+ assertBitArrayEquals(c.getValues(), Bit.Z, Bit.Z, Bit.Z, Bit.Z);
+
+ }
+
+ @Test
+ void andTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 4, 1), b = new Wire(t, 4, 3), c = new Wire(t, 4, 1);
+ new AndGate(t, 1, c.createReadWriteEnd(), a.createReadOnlyEnd(), b.createReadOnlyEnd());
+ a.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ZERO);
+ b.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);