public static void go(assertiveToolDS ds) { //Console.WriteLine(ds.generatePMethod()); //Console.WriteLine(""); Console.WriteLine(ds.generateBody()); Console.WriteLine(ds.generateMethod()); Console.WriteLine(""); Console.WriteLine(ds.generateWeakLemma()); Console.WriteLine(""); Console.WriteLine(ds.generateStrengthLemma()); }
private void button_ok_Click(object sender, EventArgs e) { try { assertiveToolDS dafnyCreate = new assertiveToolDS(); dafnyCreate.Name = p.currentMethod.FullName; if (this.methodName.Text == string.Empty) { MessageBox.Show("Please enter Method Name.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } dafnyCreate.NewMethod.Name = this.methodName.Text; //Add var names and types bool isFound = false; for (int i = 1; i <= this.index; i++) { string t = String.Empty; string n = String.Empty; foreach (Control x in this.Controls) { if (x is TextBox && x.Name.StartsWith("NameBox" + i)) { n = x.Text; } if (x is TextBox && x.Name.StartsWith("TypeBox" + i)) { t = x.Text; } if (n != String.Empty && t != String.Empty) { break; } } if (n == String.Empty) { continue; } else { isFound = true; Variable newVar = new Variable(n, t); dafnyCreate.AddLoclVar(newVar); } } if (!isFound) { MessageBox.Show("Please enter at least one variable and type.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } if (this.pre_cond.Enabled) { if (pre_cond.Text == string.Empty) { MessageBox.Show("Please enter preCondition.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } if (preCondName.Text == string.Empty) { MessageBox.Show("Please enter Lema name.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } dafnyCreate.weakenPreCond(pre_cond.Text); dafnyCreate.WeakLemma.Name = this.preCondName.Text; } if (this.post_cond.Enabled) { if (post_cond.Text == string.Empty) { MessageBox.Show("Please enter preCondition.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } if (postLemaName.Text == string.Empty) { MessageBox.Show("Please enter Lema name.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } dafnyCreate.strengthenPostCond(post_cond.Text); dafnyCreate.StrengthLemma.Name = this.postLemaName.Text; } // Add parser try { // DafnyCodeParser p = new DafnyCodeParser(); // p.parse_file(dte.ActiveDocument.FullName, dafnyCreate.Name); //vars: List <String> varNames = p.get_var_names(); List <String> varTypes = p.get_var_types(); for (int i = 0; i < varNames.Count; i++) { Variable arg1 = new Variable(varNames[i], varTypes[i]); dafnyCreate.AddArgument(arg1); } //ret: List <String> retNames = p.get_ret_names(); List <String> retTypes = p.get_ret_types(); for (int i = 0; i < retNames.Count; i++) { Variable arg1 = new Variable(retNames[i], retTypes[i]); dafnyCreate.AddRetValue(arg1); } //precond List <String> precond = p.get_req(); for (int i = 0; i < precond.Count; i++) { dafnyCreate.AddPreCond(precond[i]); } //post List <String> postcond = p.get_ens(); for (int i = 0; i < postcond.Count; i++) { dafnyCreate.AddPostCond(postcond[i]); } } catch { MessageBox.Show("Error in parsing the file.", "Parser Exeption", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } // insert text string pre_and_post = String.Empty; if (pre_cond.Enabled) { pre_and_post += "\n\n" + dafnyCreate.generateWeakLemma(); } if (post_cond.Enabled) { pre_and_post += "\n\n" + dafnyCreate.generateStrengthLemma(); } toInsert.Insert("\n{\n" + dafnyCreate.generateBody() + "}\n\n" + dafnyCreate.generateMethod() + pre_and_post + "\n"); this.Close(); } catch { MessageBox.Show("Unexpected Exeption occurred during the execution.", "Unexpected Exeption", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } }
public void args0WithSameInRet() { string body = ""; body += indentation + "i, min, max := i0, min0, max0;\n"; body += indentation + "assert 0 < |q| && min == q[0] && max == q[0] && i == 1;\n"; body += indentation + "L3(q, i, min, max);\n"; body += indentation + "assert Inv(q, i, min, max);\n"; body += indentation + "assert i > min && max < q;\n"; body += indentation + "i, min, max := MM3(q, i, min, max);\n"; body += indentation + "assert Inv(q, i, min, max) && i == |q|;\n"; string lemma = ""; lemma += "lemma L3(q: seq<int>, i: nat, min: int, max: int)\n"; lemma += indentation + "requires 0 < |q| && min == q[0] && max == q[0] && i == 1\n"; lemma += indentation + "ensures Inv(q, i, min, max)\n"; lemma += indentation + "ensures i > min && max < q\n"; string method = ""; method += "method MM3(q: seq<int>, i0: nat, min0: int, max0: int) returns(i: nat, min: int, max: int)\n"; method += indentation + "requires Inv(q, i0, min0, max0)\n"; //@@@ method += indentation + "requires i0 > min0 && max0 < q\n"; //@@@ method += indentation + "ensures Inv(q, i, min, max) && i == |q|\n"; assertiveToolDS ds = new assertiveToolDS(); ds.Name = "MM2'"; ds.AddArgument(new Variable("q", "seq<int>")); ds.AddArgument(new Variable("i0", "nat")); ds.AddArgument(new Variable("min0", "int")); ds.AddArgument(new Variable("max0", "int")); ds.AddRetValue(new Variable("i", "nat")); ds.AddRetValue(new Variable("min", "int")); ds.AddRetValue(new Variable("max", "int")); ds.AddPreCond("0 < |q| && min0 == q[0] && max0 == q[0] && i0 == 1"); ds.AddPostCond("Inv(q, i, min, max) && i == |q|"); ds.weakenPreCond("Inv(q, i, min, max)"); ds.weakenPreCond("i > min && max < q"); string name; name = "MM3"; ds.NewMethod.Name = name; name = "L3"; ds.WeakLemma.Name = name; name = "L2"; ds.StrengthLemma.Name = name; Assert.AreEqual(body, ds.generateBody()); Assert.AreEqual(lemma, ds.generateWeakLemma()); Assert.AreEqual(method, ds.generateMethod()); }
public void WeakenPreCondition() { string body = ""; body += indentation + "var i : nat;\n"; body += indentation + "assert 0 < |q|;\n"; body += indentation + "L1(q, i, min, max);\n"; body += indentation + "assert Inv2(q, i, min, max);\n"; body += indentation + "assert Inv3(q, i, min, max);\n"; body += indentation + "i, min, max := MM1(q);\n"; body += indentation + "assert MinElement(min, q);\n"; body += indentation + "assert MaxElement(max, q);\n"; string lemma = ""; lemma += "lemma L1(q: seq<int>, i: nat, min: int, max: int)\n"; lemma += indentation + "requires 0 < |q|\n"; lemma += indentation + "ensures Inv2(q, i, min, max)\n"; lemma += indentation + "ensures Inv3(q, i, min, max)\n"; string method = ""; method += "method MM1(q: seq<int>) returns(i: nat, min: int, max: int)\n"; method += indentation + "requires Inv2(q, i, min, max)\n"; method += indentation + "requires Inv3(q, i, min, max)\n"; method += indentation + "ensures MinElement(min, q)\n"; method += indentation + "ensures MaxElement(max, q)\n"; assertiveToolDS ds = new assertiveToolDS(); ds.Name = "MinAndMax"; ds.AddArgument(new Variable("q", "seq<int>")); ds.AddLoclVar(new Variable("i", "nat")); ds.AddRetValue(new Variable("min", "int")); ds.AddRetValue(new Variable("max", "int")); ds.AddPreCond("0 < |q|"); ds.AddPostCond("MinElement(min, q)"); ds.AddPostCond("MaxElement(max, q)"); ds.weakenPreCond("Inv2(q, i, min, max)"); ds.weakenPreCond("Inv3(q, i, min, max)"); string name; name = "MM1"; ds.NewMethod.Name = name; name = "L1"; ds.WeakLemma.Name = name; //Console.WriteLine("WeakenPreCondition:"); //Console.WriteLine(body); //Console.WriteLine(lemma); //Console.WriteLine(method); //Console.ReadLine(); Assert.AreEqual(body, ds.generateBody()); Assert.AreEqual(lemma, ds.generateWeakLemma()); Assert.AreEqual(method, ds.generateMethod()); }
private void button_ok_Click(object sender, EventArgs e) { try { assertiveToolDS dafnyCreate = new assertiveToolDS(); TextDocument activeDoc = null; DTE dte = null; try { dte = Package.GetGlobalService(typeof(DTE)) as DTE; activeDoc = dte.ActiveDocument.Object() as TextDocument; } catch { MessageBox.Show("Please open a Dafny file befor using the aplication.", "File not open", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } //get position var cursPoint = activeDoc.Selection.ActivePoint; // to insert TextSelection toInsert = (EnvDTE.TextSelection)(activeDoc.Selection); //get all text var text = activeDoc.CreateEditPoint(activeDoc.StartPoint).GetText(activeDoc.EndPoint); // get input string name = get_method_name(text, cursPoint); if (name == String.Empty) { MessageBox.Show("Method not found.", "Method not found", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } dafnyCreate.Name = name; //validation: if (this.methodName.Text == string.Empty) { MessageBox.Show("Please enter Method Name.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } if (preCondName.Text == string.Empty) { MessageBox.Show("Please enter Lema name.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } bool isFound = false; foreach (Control x in this.Controls) { if (x is TextBox && x.Name.StartsWith("pre_cond") && x.Text != String.Empty) { isFound = true; dafnyCreate.weakenPreCond(x.Text); } } if (!isFound) { MessageBox.Show("Please enter at least one preCondition.", "Empty input", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); return; } // add the new pre_condition and method dafnyCreate.WeakLemma.Name = this.preCondName.Text; dafnyCreate.NewMethod.Name = this.methodName.Text; // input from parser try { DafnyCodeParser p = new DafnyCodeParser(); p.parse_file(dte.ActiveDocument.FullName, dafnyCreate.Name); //vars: List <String> varNames = p.get_var_names(); List <String> varTypes = p.get_var_types(); for (int i = 0; i < varNames.Count; i++) { Variable arg1 = new Variable(varNames[i], varTypes[i]); dafnyCreate.AddArgument(arg1); } // returns List <String> retNames = p.get_ret_names(); List <String> retTypes = p.get_ret_types(); for (int i = 0; i < retNames.Count; i++) { Variable arg1 = new Variable(retNames[i], retTypes[i]); dafnyCreate.AddRetValue(arg1); } // preconditions List <String> precond = p.get_req(); for (int i = 0; i < precond.Count; i++) { dafnyCreate.AddPreCond(precond[i]); } //post conditions List <String> postcond = p.get_ens(); for (int i = 0; i < postcond.Count; i++) { dafnyCreate.AddPostCond(postcond[i]); } } catch { MessageBox.Show("Error in parsing the file.", "Parser Exeption", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } // insert text toInsert.Insert("{\n" + dafnyCreate.generateBody() + "}\n\n" + dafnyCreate.generateMethod() + "\n\n" + dafnyCreate.generateWeakLemma() + "\n\n"); this.Close(); } catch { MessageBox.Show("Unexpected Exeption occurred during the execution.", "Unexpected Exeption", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); this.Close(); return; } }