private static void Initialise(ParserX parser) { // Create an array variable Value arr1 = new Value(3, 0); arr1[0] = (1.0); arr1[1] = 2.0; arr1[2] = 3.0; Value arr2 = new Value(3, 0); arr2[0] = 4.0; arr2[1] = 3.0; arr2[2] = 2.0; Value arr3 = new Value(4, 0); arr3[0] = 1.0; arr3[1] = 2.0; arr3[2] = 3.0; arr3[3] = 4.0; Value arr4 = new Value(3, 0); arr4[0] = 4.0; arr4[1] = false; arr4[2] = "hallo"; // Create a 3x3 matrix with zero elements Value m1 = new Value(3, 3, 0); m1[0, 0] = 1.0; m1[1, 1] = 1.0; m1[2, 2] = 1.0; Value m2 = new Value(3, 3, 0); m2[0, 0] = 1.0; m2[0, 1] = 2.0; m2[0, 2] = 3.0; m2[1, 0] = 4.0; m2[1, 1] = 5.0; m2[1, 2] = 6.0; m2[2, 0] = 7.0; m2[2, 1] = 8.0; m2[2, 2] = 9.0; Value[] val = new Value[5]; val[0] = 1.1; val[1] = 1.0; val[2] = false; val[3] = "Hello"; val[4] = "World"; Value[] fVal = new Value[3]; fVal[0] = 1; fVal[1] = 2.22; fVal[2] = 3.33; Value[] sVal = new Value[3]; sVal[0] = "hello"; sVal[1] = "world"; sVal[2] = "test"; Value[] cVal = new Value[3]; cVal[0] = new Complex(1, 1); cVal[1] = new Complex(2, 2); cVal[2] = new Complex(3, 3); var size_3x1 = new Value(1, 2, 0); size_3x1.At(0, 0) = 3.0; size_3x1.At(0, 1) = 1.0; parser.DefineVar("s31", new Variable(size_3x1)); Value ans = new Value(0); parser.DefineVar("ans", new Variable(ans)); // some tests for vectors parser.DefineVar("va", new Variable(arr1)); parser.DefineVar("vb", new Variable(arr2)); parser.DefineVar("vc", new Variable(arr3)); parser.DefineVar("vd", new Variable(arr4)); parser.DefineVar("m1", new Variable(m1)); parser.DefineVar("m2", new Variable(m2)); parser.DefineVar("a", new Variable(fVal[0])); parser.DefineVar("b", new Variable(fVal[1])); parser.DefineVar("c", new Variable(fVal[2])); parser.DefineVar("ca", new Variable(cVal[0])); parser.DefineVar("cb", new Variable(cVal[1])); parser.DefineVar("cc", new Variable(cVal[2])); parser.DefineVar("sa", new Variable(sVal[0])); parser.DefineVar("sb", new Variable(sVal[1])); // Add functions for inspecting the parser properties parser.DefineFun(new FunListVar()); parser.DefineFun(new FunListFunctions()); parser.DefineFun(new FunListConst()); parser.DefineFun(new FunBenchmark()); parser.DefineFun(new FunEnableOptimizer()); parser.DefineFun(new FunSelfTest()); parser.DefineFun(new FunEnableDebugDump()); parser.DefineFun(new FunTest0()); parser.DefineFun(new FunPrint()); parser.DefineFun(new FunLang()); parser.EnableAutoCreateVar(true); #if DEBUG ParserXBase.EnableDebugDump(bDumpStack: false, bDumpRPN: false); #endif Value x = 1.0; Value y = new Complex(0, 1); parser.DefineVar("x", new Variable(x)); parser.DefineVar("y", new Variable(y)); }
public static void EqnTest(string a_str, dynamic d, bool a_fPass, int nExprVar = -1) { IValue[] fVal = new IValue[5]; IValue a_val = d; try { // p1 is a pointer since I'm going to delete it in order to test if // parsers after copy construction still refer to members of the deleted object. // !! If this is the case this function will crash !! ParserX p1 = new ParserX(); // Add variables Value[] vVarVal = { 1, 2, 3, -2, -1 }; // m1 ist die Einheitsmatrix var m1 = new Value(3, 3, 0L); m1.At(0, 0) = 1L; m1.At(1, 1) = 1L; m1.At(2, 2) = 1L; // m2 ist die Einheitsmatrix Value m2 = new Value(3, 3, 0); m2.At(0, 0) = 1; m2.At(0, 1) = 2; m2.At(0, 2) = 3; m2.At(1, 0) = 4; m2.At(1, 1) = 5; m2.At(1, 2) = 6; m2.At(2, 0) = 7; m2.At(2, 1) = 8; m2.At(2, 2) = 9; p1.DefineOprt(new DbgSillyAdd()); p1.DefineFun(new FunTest0()); p1.DefineVar("a", new Variable(vVarVal[0])); p1.DefineVar("b", new Variable(vVarVal[1])); p1.DefineVar("c", new Variable(vVarVal[2])); p1.DefineVar("d", new Variable(vVarVal[3])); p1.DefineVar("f", new Variable(vVarVal[4])); p1.DefineVar("m1", new Variable(m1)); p1.DefineVar("m2", new Variable(m2)); // Add constants p1.DefineConst("const", 1); p1.DefineConst("const1", 2); p1.DefineConst("const2", 3); // some vector variables Value aVal1 = new Value(3, 0); aVal1.At(0) = 1; aVal1.At(1) = 2; aVal1.At(2) = 3; Value aVal2 = new Value(3, 0); aVal2.At(0) = 4; aVal2.At(1) = 3; aVal2.At(2) = 2; p1.DefineVar("va", new Variable(aVal1)); p1.DefineVar("vb", new Variable(aVal2)); // complex variables Value[] cVal = new Value[3]; cVal[0] = new Complex(1, 1); cVal[1] = new Complex(2, 3); cVal[2] = new Complex(3, 4); p1.DefineVar("ca", new Variable(cVal[0])); p1.DefineVar("cb", new Variable(cVal[1])); p1.DefineVar("cc", new Variable(cVal[2])); p1.SetExpr(a_str); fVal[0] = p1.Eval(); p1.DumpRPN(); // Test copy and assignement operators List <ParserX> vParser = new List <ParserX>(); vParser.Add(p1); // Push p1 into the vector ParserX p2 = new ParserX(); // take parser from vector p2.Assign(vParser[0]); // destroy the originals from p2 vParser.Clear(); // delete the vector p1 = null; // delete the original fVal[1] = p2.Eval(); // If copy constructions does not work // we may see a crash here ParserX p3 = new ParserX(p2); fVal[2] = p3.Eval(); // If assignment does not work // we may see a crash here // Calculating a second time will parse from rpn rather than from // string. The result must be the same... fVal[3] = p3.Eval(); // Calculate yet another time. There is the possibility of // changing variables as a side effect of expression // evaluation. So there are really bugs that could make this fail... fVal[4] = p3.Eval(); // Check i number of used variables is correct if (nExprVar != -1) { int n2 = p2.GetExprVar().Count; int n3 = p3.GetExprVar().Count; if (n2 + n3 != 2 * n2 || n2 != nExprVar) { var msg = $"Number of expression variables is incorrect. (expected: {nExprVar}; detected: {n2})"; Assert.Fail(msg); } } // Check the three results // 1.) computed results must have identic type char cType = fVal[0].GetValueType(); bool bStat = cType == fVal[1].GetValueType() && cType == fVal[2].GetValueType() && cType == fVal[3].GetValueType() && cType == fVal[4].GetValueType(); if (!bStat) { var msg = $"{a_str} : inconsistent result type " + $"({fVal[0].GetValueType()}, {fVal[1].GetValueType()}, " + $"{fVal[2].GetValueType()}, {fVal[3].GetValueType()}, {fVal[4].GetValueType()})"; Assert.Fail(msg); } if ((cType == 'x' || a_val.GetValueType() == 'x') && cType != a_val.GetValueType()) { var msg = $"{a_str}: Complex value sliced!"; Assert.Fail(msg); } // Compare the results switch (cType) { case 'i': case 'b': case 's': bStat = (a_val == fVal[0] && a_val == fVal[1] && a_val == fVal[2] && a_val == fVal[3] && a_val == fVal[4]); break; // We need more attention for comaring float values due to floating point // inaccuracies. case 'f': { bStat = true; int num = fVal.Length; for (int i = 0; i < num; ++i) { bStat &= Math.Abs(a_val.GetFloat() - fVal[i].GetFloat()) <= Math.Abs(fVal[i].GetFloat() * 0.0001); } } break; case 'z': { bStat = true; int num = fVal.Length; for (int i = 0; i < num; ++i) { bStat &= Math.Abs(a_val.AsFloat() - fVal[i].AsFloat()) <= Math.Max(1e-15, Math.Abs(fVal[i].AsFloat() * 0.0000001)); bStat &= Math.Abs(a_val.GetImag() - fVal[i].GetImag()) <= Math.Max(1e-15, Math.Abs(fVal[i].GetImag() * 0.0000001)); } } break; case 'm': { bStat = true; int num = fVal.Length; for (int i = 0; i < num; ++i) { bStat = Check(a_val, fVal[i]); if (!bStat) { break; } } } break; default: Assert.Fail($"Parser return value has an unexpected typecode '{cType}'."); break; } Assert.AreEqual(bStat, a_fPass); } catch (ParserError p) { Assert.Fail(p.GetMsg()); } catch (Exception e) { var msg = a_str + ": " + e.Message; Assert.Fail(msg); } bool Check(IValue v1, IValue v2, bool checkType = true) { if (checkType && v1.GetValueType() != v2.GetValueType()) { return(false); } if (v1.GetRows() != v2.GetRows()) { return(false); } if (v1.IsMatrix()) { for (int i = 0; i < v1.GetRows(); ++i) { for (int j = 0; j < v1.GetCols(); ++j) { if (!Check(v1.At(i, j), v2.At(i, j))) { return(false); } } } return(true); } else { return(Math.Abs(v1.GetFloat() - v2.GetFloat()) <= Math.Max(1e-15, Math.Abs(v1.GetFloat() * 0.0000001))); } } }