public void GenerateExpression_RandomExpressionGeneratedAndPassedToLogicAppForParsing_ExpectedAllHashCodesToMatch()
{
// Arrange
// re-use logic app for not repeating large procedure and for all the hash codes.
LogicApp logicApp = new LogicApp(new Parser());
PropositionGenerator propositionGenerator = new PropositionGenerator();
// Act
Proposition randomExpression = propositionGenerator.GenerateExpression();
logicApp.Parse(randomExpression);
bool hashCodesMatched = logicApp.HashCodesMatched();
// Assert
hashCodesMatched.Should().BeTrue("Because a valid expression should be generated");
}
public void Parse_ValidPropositionsWithLiterals_LogicAppShouldHaveAssignedAllRelatedProperties(string propositionExpression, int expectedNumberOfVariables)
{
// Arrange // Act
logicApp.Parse(propositionExpression);
int actualNumberOfVariables = logicApp.Variables.Count;
// Assert
actualNumberOfVariables.Should().Be(expectedNumberOfVariables, "Because the every unique variable should be added to the list");
string propositionRelatedMessage = "Because the proposition should be successfully parsed an assigned";
logicApp.Root.Should().NotBeNull(propositionRelatedMessage);
logicApp.DisjunctiveNormalForm.Should().NotBeNull(propositionRelatedMessage);
logicApp.Nandified.Should().NotBeNull(propositionRelatedMessage);
string truthTableRelatedMessage = "Because the truthtables should be successfully created and assigned after parsing";
logicApp.TruthTable.Should().NotBeNull(truthTableRelatedMessage);
logicApp.SimplifiedTruthTable.Should().NotBeNull(truthTableRelatedMessage);
logicApp.HashCodes.Count.Should().Be(LogicApp.hashCodeLabels.Count, "Because for each proposition a hash code should be generated");
}
