public void TestConcatMultipleValues()
{
var f1 = new ZenFunction <string, string, bool>((w, x) => w + x == "hello");
var f2 = new ZenFunction <string, string, string, bool>((w, x, y) => w + x + y == "hello");
var f3 = new ZenFunction <string, string, string, string, bool>((w, x, y, z) => w + x + y + z == "hello");
var r1 = f1.Find((i1, i2, o) => o);
var r2 = f2.Find((i1, i2, i3, o) => o);
var r3 = f3.Find((i1, i2, i3, i4, o) => o);
Assert.IsTrue(r1.HasValue);
Assert.IsTrue(r2.HasValue);
Assert.IsTrue(r3.HasValue);
string s1 = r1.Value.Item1 + r1.Value.Item2;
string s2 = r2.Value.Item1 + r2.Value.Item2 + r2.Value.Item3;
string s3 = r3.Value.Item1 + r3.Value.Item2 + r3.Value.Item3 + r3.Value.Item4;
Assert.AreEqual("hello", s1);
Assert.AreEqual("hello", s2);
Assert.AreEqual("hello", s3);
Assert.IsTrue(f1.Evaluate("he", "llo"));
Assert.IsFalse(f1.Evaluate("he", "ello"));
Assert.IsTrue(f2.Evaluate("h", "e", "llo"));
Assert.IsFalse(f2.Evaluate("hell", "l", "o"));
Assert.IsTrue(f3.Evaluate("h", "e", "ll", "o"));
Assert.IsFalse(f3.Evaluate("hel", "l", "l", "o"));
}
public void TestAddMultipleValues()
{
var f1 = new ZenFunction <byte, byte, bool>((w, x) => w + x == 7);
var f2 = new ZenFunction <byte, byte, byte, bool>((w, x, y) => w + x + y == 7);
var f3 = new ZenFunction <byte, byte, byte, byte, bool>((w, x, y, z) => w + x + y + z == 7);
var r1 = f1.Find((i1, i2, o) => o);
var r2 = f2.Find((i1, i2, i3, o) => o);
var r3 = f3.Find((i1, i2, i3, i4, o) => o);
Assert.IsTrue(r1.HasValue);
Assert.IsTrue(r2.HasValue);
Assert.IsTrue(r3.HasValue);
Assert.AreEqual(7, (byte)(r1.Value.Item1 + r1.Value.Item2));
Assert.AreEqual((byte)7, (byte)(r2.Value.Item1 + r2.Value.Item2 + r2.Value.Item3));
Assert.AreEqual(7, (byte)(r3.Value.Item1 + r3.Value.Item2 + r3.Value.Item3 + r3.Value.Item4));
Assert.IsTrue(f1.Evaluate(2, 5));
Assert.IsFalse(f1.Evaluate(2, 6));
Assert.IsTrue(f2.Evaluate(2, 1, 4));
Assert.IsFalse(f2.Evaluate(5, 5, 0));
Assert.IsTrue(f3.Evaluate(1, 1, 2, 3));
Assert.IsFalse(f3.Evaluate(3, 0, 1, 1));
}
public void TestIndexOfEvaluation(string s, string sub, int offset, int expected)
{
var f = new ZenFunction <string, BigInteger>(s => s.IndexOf(sub, new BigInteger(offset)));
Assert.AreEqual((short)expected, f.Evaluate(s));
f.Compile();
Assert.AreEqual((short)expected, f.Evaluate(s));
}
public void TestSubstringEvaluation(string s, int offset, int length, string expected)
{
var f = new ZenFunction <string, string>(s => s.Substring(new BigInteger(offset), new BigInteger(length)));
Assert.AreEqual(expected, f.Evaluate(s));
f.Compile();
Assert.AreEqual(expected, f.Evaluate(s));
}
public void TestReplaceEvaluation(string s, string sub, string replace, string expected)
{
var f = new ZenFunction <string, string>(s => s.ReplaceFirst(sub, replace));
Assert.AreEqual(expected, f.Evaluate(s));
f.Compile();
Assert.AreEqual(expected, f.Evaluate(s));
}
public void TestLengthEvaluation(string s, int expected)
{
var f = new ZenFunction <string, BigInteger>(s => s.Length());
Assert.AreEqual(new BigInteger(expected), f.Evaluate(s));
f.Compile();
Assert.AreEqual(new BigInteger(expected), f.Evaluate(s));
}
public void TestContainsEvaluation(string s, string sub, bool expected)
{
var f = new ZenFunction <string, string, bool>((s1, s2) => s1.Contains(s2));
Assert.AreEqual(expected, f.Evaluate(s, sub));
f.Compile();
Assert.AreEqual(expected, f.Evaluate(s, sub));
}
public void TestMatrixAdd()
{
var function = new ZenFunction <Matrix3x3, Matrix3x3, Matrix3x3>(Matrix3x3.Add);
var input = function.Find((x, y, result) => result.GetField <Matrix3x3, int>("v22") == 10);
var x = input.Value.Item1;
var y = input.Value.Item2;
Assert.AreEqual(x.v22 + y.v22, 10);
x.v11 = 1; x.v12 = 2; x.v13 = 3;
x.v21 = 4; x.v22 = 5; x.v23 = 6;
x.v31 = 7; x.v32 = 8; x.v33 = 9;
y.v11 = 1; y.v12 = 2; y.v13 = 3;
y.v21 = 4; y.v22 = 5; y.v23 = 6;
y.v31 = 7; y.v32 = 8; y.v33 = 9;
Assert.AreEqual(2, function.Evaluate(x, y).v11);
Assert.AreEqual(4, function.Evaluate(x, y).v12);
Assert.AreEqual(6, function.Evaluate(x, y).v13);
Assert.AreEqual(8, function.Evaluate(x, y).v21);
Assert.AreEqual(10, function.Evaluate(x, y).v22);
Assert.AreEqual(12, function.Evaluate(x, y).v23);
Assert.AreEqual(14, function.Evaluate(x, y).v31);
Assert.AreEqual(16, function.Evaluate(x, y).v32);
Assert.AreEqual(18, function.Evaluate(x, y).v33);
}
/// <summary>
/// Check that the backends agree on the result.
/// </summary>
/// <param name="function">The function.</param>
public static void CheckAgreement(Func <Zen <bool> > function)
{
foreach (var p in parameters)
{
var f = new ZenFunction <bool>(function);
var result = f.Assert(o => Simplify(o, p), backend: p.Backend);
Assert.AreEqual(f.Evaluate(), result);
f.Compile();
Assert.AreEqual(f.Evaluate(), result);
}
}
public void TestDictionaryEvaluateOutput()
{
var f = new ZenFunction <int, int, Dict <int, int> >((x, y) => EmptyDict <int, int>().Add(x, y));
var d = f.Evaluate(1, 2);
// Assert.AreEqual(1, d.Count);
Assert.AreEqual(2, d.Get(1));
f.Compile();
d = f.Evaluate(1, 2);
Assert.AreEqual(2, d.Get(1));
}
public void TestAclWithLinesEvaluate()
{
var function = new ZenFunction <IpHeader, Pair <bool, ushort> >(p => ExampleAcl().ProcessProvenance(p, 0));
var result = function.Evaluate(new IpHeader {
DstIp = Ip.Parse("8.8.8.8"), SrcIp = Ip.Parse("9.9.9.9")
});
Assert.AreEqual(result.Item1, false);
Assert.AreEqual(result.Item2, (ushort)2);
var packet = function.Find((p, l) => l.Item2() == 3);
Assert.AreEqual(3, function.Evaluate(packet.Value).Item2);
}
public void TestAtEvaluation(string s, int index, string expected)
{
var f = new ZenFunction <string, BigInteger, string>((s, idx) => s.At(idx));
Assert.AreEqual(expected, f.Evaluate(s, (ushort)index));
f.Compile();
Assert.AreEqual(expected, f.Evaluate(s, (ushort)index));
if (expected != "")
{
var x = f.Find((str, idx, o) => And(str == s, o == expected));
Assert.AreEqual(x.Value.Item2, new BigInteger(index));
}
}
public void TestDictionaryEvaluateInput()
{
CheckAgreement <Dict <int, int> >(d => d.ContainsKey(1));
var f = new ZenFunction <Dict <int, int>, bool>(d => d.ContainsKey(1));
var d1 = new Dict <int, int>();
d1.Add(1, 2);
Assert.AreEqual(true, f.Evaluate(d1));
var d2 = new Dict <int, int>();
d2.Add(2, 1);
Assert.AreEqual(false, f.Evaluate(d2));
}
public void VerifyAclProvenance()
{
var f = new ZenFunction <IpHeader, Pair <bool, ushort> >(h => this.acl.ProcessProvenance(h));
var packet = f.Find((p, o) => o.Item2() == (ushort)(this.acl.Lines.Length + 1), backend: this.Backend);
f.Evaluate(packet.Value);
}
public void TestLength(string s, int expected)
{
var f = new ZenFunction <FiniteString, ushort>(fs => fs.Length());
var actual = f.Evaluate(s);
Assert.AreEqual(expected, (int)actual);
}
public void TestContains(string s, string sub, bool expected)
{
var f = new ZenFunction <FiniteString, bool>(fs => fs.Contains(new FiniteString(sub)));
var actual = f.Evaluate(s);
Assert.AreEqual(expected, actual);
}
/// <summary>
/// Check that a predicate is not valid.
/// </summary>
/// <typeparam name="T1">First input type.</typeparam>
/// <typeparam name="T2">Second input type.</typeparam>
/// <param name="function">The predicate.</param>
public static void CheckNotValid <T1, T2>(Func <Zen <T1>, Zen <T2>, Zen <bool> > function)
{
var selectedParams = SetParameters(typeof(T1), typeof(T2));
foreach (var p in selectedParams)
{
var f = new ZenFunction <T1, T2, bool>(function);
var result = f.Find((i1, i2, o) => Simplify(Not(o), p), listSize: p.ListSize, backend: p.Backend);
Assert.IsTrue(result.HasValue);
// compare input with evaluation
Assert.IsTrue(f.Evaluate(result.Value.Item1, result.Value.Item2));
f.Compile();
Assert.IsTrue(f.Evaluate(result.Value.Item1, result.Value.Item2));
}
}
static void oneHopReachability(DVP dvp)
{
// 1. Evaluate
Ip srcAddr = new Ip
{
Value = 1
};
Ip dstAddr = new Ip
{
Value = 2
};
ZenFunction <Ip, Ip, bool> f = Function <Ip, Ip, bool>(dvp.OneHopForward);
var output = f.Evaluate(srcAddr, dstAddr);
Console.WriteLine(output);
// 2. Find
var input = f.Find((src, dst, result) => And(And(And(src.GetField <Ip, uint>("Value") < 7,
dst.GetField <Ip, uint>("Value") < 7), result == False()), src != dst));
Console.WriteLine("Using powerful Zen Find!!!");
Console.WriteLine(input);
Console.WriteLine("printing single value");
Console.WriteLine(input.Value);
}
public void TestSuffixOf(string s, string sub, bool expected)
{
var f = new ZenFunction <FiniteString, bool>(fs => Language.EndsWith(fs, new FiniteString(sub)));
var actual = f.Evaluate(s);
Assert.AreEqual(expected, actual);
}
public void TestSubstring(string s, int offset, int len, string expected)
{
var f = new ZenFunction <FiniteString, FiniteString>(fs => fs.SubString((ushort)offset, (ushort)len));
var actual = f.Evaluate(s).ToString();
Assert.AreEqual(expected, actual);
}
public void TestAt(string s, int idx, string expected)
{
var f = new ZenFunction <FiniteString, FiniteString>(fs => fs.At((ushort)idx));
var actual = f.Evaluate(s).ToString();
Assert.AreEqual(expected, actual);
}
public void TestRemoveAll(string s, char c, string expected)
{
var f = new ZenFunction <FiniteString, FiniteString>(fs => fs.RemoveAll(c));
var actual = f.Evaluate(s).ToString();
Assert.AreEqual(expected, actual);
}
public void TestConcat(string s1, string s2, string expected)
{
var f = new ZenFunction <FiniteString, FiniteString>(fs => fs.Concat(new FiniteString(s2)));
var actual = f.Evaluate(s1).ToString();
Assert.AreEqual(expected, actual);
}
public void TestIndexOfFind()
{
var f = new ZenFunction <string, BigInteger>(s => s.IndexOf("a", new BigInteger(0)));
var input = f.Find((s, o) => o == new BigInteger(5));
Assert.AreEqual((short)5, f.Evaluate(input.Value));
}
public void TestDoubleCompile4()
{
var f = new ZenFunction <int, int, int, int, int>((i1, i2, i3, i4) => 1);
f.Compile();
f.Compile();
Assert.AreEqual(1, f.Evaluate(0, 0, 0, 0));
}
/// <summary>
/// Check that the backends agree on the result.
/// </summary>
/// <param name="function">The function.</param>
public static void CheckAgreement <T1>(Func <Zen <T1>, Zen <bool> > function)
{
var selectedParams = SetParameters(typeof(T1));
foreach (var p in selectedParams)
{
var f = new ZenFunction <T1, bool>(function);
var result = f.Find((i1, o) => Simplify(o, p), listSize: p.ListSize, backend: p.Backend);
if (result.HasValue)
{
Assert.IsTrue(f.Evaluate(result.Value));
f.Compile();
Assert.IsTrue(f.Evaluate(result.Value));
}
}
}
public void TestIndexOf(string s, string sub, int offset, int expected)
{
var f = new ZenFunction <FiniteString, Option <ushort> >(fs => fs.IndexOf(new FiniteString(sub), (ushort)offset));
var idx = f.Evaluate(s);
var actual = idx.HasValue ? (int)idx.Value : -1;
Assert.AreEqual(expected, actual);
}
public void TestDoubleCompile0()
{
var f = new ZenFunction <int>(() => 1);
f.Compile();
f.Compile();
Assert.AreEqual(1, f.Evaluate());
}
public void TestValueTupleEvaluateSwap()
{
var f = new ZenFunction <int, int, Pair <int, int> >((x, y) => Pair(y, x));
var r = f.Evaluate(1, 2);
Assert.AreEqual(r.Item1, 2);
Assert.AreEqual(r.Item2, 1);
}
public void TestDictionaryEvaluation()
{
var f = new ZenFunction <Dict <int, int>, Dict <int, int> >(d => d.Add(1, 1).Add(2, 2));
var result = f.Evaluate(new Dict <int, int>());
Assert.AreEqual(result.Get(1), 1);
Assert.AreEqual(result.Get(2), 2);
}
