package net.mograsim.logic.core.tests;
-import static org.junit.Assert.assertTrue;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.fail;
import net.mograsim.logic.core.components.Splitter;
import net.mograsim.logic.core.components.TriStateBuffer;
import net.mograsim.logic.core.components.gates.AndGate;
+import net.mograsim.logic.core.components.gates.NandGate;
+import net.mograsim.logic.core.components.gates.NorGate;
import net.mograsim.logic.core.components.gates.NotGate;
import net.mograsim.logic.core.components.gates.OrGate;
import net.mograsim.logic.core.components.gates.XorGate;
import net.mograsim.logic.core.wires.Wire.ReadEnd;
import net.mograsim.logic.core.wires.Wire.ReadWriteEnd;
+@SuppressWarnings("unused")
class ComponentTest
{
private Timeline t = new Timeline(11);
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);
+ ReadWriteEnd rw = a.createReadWriteEnd();
+ t.executeAll();
+ assertBitArrayEquals(b.getValues(), Bit.U, Bit.U, Bit.U);
+
+ rw.feedSignals(Bit.ONE, Bit.U, Bit.Z);
+ t.executeAll();
+ assertBitArrayEquals(b.getValues(), Bit.ONE, Bit.U, Bit.Z);
+ }
+
+ @Test
+ void fusionTest3()
+ {
+ t.reset();
+ Wire a = new Wire(t, 3, 1), b = new Wire(t, 3, 1);
+ a.createReadWriteEnd().feedSignals(Bit.Z, Bit.U, Bit.X);
+ t.executeAll();
+ Wire.fuse(a, b);
+ t.executeAll();
+ assertBitArrayEquals(b.getValues(), Bit.Z, Bit.U, Bit.X);
+ }
+
+// @Test
+// void connectorTest()
+// {
+// t.reset();
+// Wire a = new Wire(t, 3, 1), b = new Wire(t, 3, 1);
+// new Connector(t, a.createReadWriteEnd(), b.createReadWriteEnd()).connect();
+//// b.createReadWriteEnd();
+// a.createReadWriteEnd();
+// t.executeAll();
+// assertBitArrayEquals(b.getValues(), Bit.U, Bit.U, Bit.U);
+// }
+
@Test
void triStateBufferTest()
{
assertBitArrayEquals(c.getValues(), Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ONE);
}
+ @Test
+ void nandTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 4, 1), b = new Wire(t, 4, 3), c = new Wire(t, 4, 1), d = new Wire(t, 4, 1);
+ new NandGate(t, 1, d.createReadWriteEnd(), a.createReadOnlyEnd(), b.createReadOnlyEnd(), c.createReadOnlyEnd());
+ a.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ZERO);
+ b.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+ c.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ZERO);
+
+ t.executeAll();
+
+ assertBitArrayEquals(d.getValues(), Bit.ONE, Bit.ZERO, Bit.ONE, Bit.ONE);
+ }
+
+ @Test
+ void norTest()
+ {
+ t.reset();
+ Wire a = new Wire(t, 4, 1), b = new Wire(t, 4, 3), c = new Wire(t, 4, 1), d = new Wire(t, 4, 1);
+ new NorGate(t, 1, d.createReadWriteEnd(), a.createReadOnlyEnd(), b.createReadOnlyEnd(), c.createReadOnlyEnd());
+ a.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ZERO);
+ b.createReadWriteEnd().feedSignals(Bit.ZERO, Bit.ONE, Bit.ZERO, Bit.ONE);
+ c.createReadWriteEnd().feedSignals(Bit.ONE, Bit.ONE, Bit.ZERO, Bit.ZERO);
+
+ t.executeAll();
+
+ assertBitArrayEquals(d.getValues(), Bit.ZERO, Bit.ZERO, Bit.ONE, Bit.ZERO);
+ }
+
@Test
void xorTest()
{
t.addEvent((e) ->
{
if (!flag)
- fail();
+ fail("Events executed out of order!");
flag = false;
}, 15);
t.addEvent((e) ->
{
if (flag)
- fail();
+ fail("Events executed out of order!");
flag = true;
}, 10);
t.addEvent((e) ->
{
if (flag)
- fail();
+ fail("Events executed out of order!");
flag = true;
}, 20);
t.addEvent((e) ->
t.executeUntil(t.laterThan(20), 100);
if (!flag)
- fail();
+ fail("Not all events were executed in order!");
}
@Test
wI2.feedSignals(Bit.ONE, Bit.Z);
ReadEnd rE = w.createReadOnlyEnd();
- rE.addObserver((i, oldValues) -> fail("WireEnd notified observer, although value did not change."));
+ rE.registerObserver((i) -> fail("WireEnd notified observer, although value did not change."));
t.executeAll();
rE.close();
wI1.feedSignals(Bit.X, Bit.X);
t.executeAll();
- wI1.addObserver((i, oldValues) -> fail("WireEnd notified observer, although it was closed."));
+ wI1.registerObserver((i) -> fail("WireEnd notified observer, although it was closed."));
wI1.close();
assertBitArrayEquals(w.getValues(), Bit.ONE, Bit.Z);
}
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);
projects / Mograsim.git / blobdiff