public void ConditionalWithConstantRuleUsingFactory(string valueToCheck, string expectedOutput)
{
var trueRule =
ConstantRulesFactory.CreateConstantRule <string, string>("element is present in the collection");
var falseRule =
ConstantRulesFactory.CreateConstantRule <string, string>("element is not present in the collection");
var searchList = new List <string> {
"one", "two", "three", "four", "five", "six"
};
var containsRule =
ContainsValueRuleFactory.CreateContainsValueRule(searchList, "System.StringComparer",
"OrdinalIgnoreCase");
var containsTextRule =
ConditionalRulesFactory.CreateConditionalFuncRule <string, string>(containsRule, trueRule, falseRule);
var compileResult = containsTextRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(containsTextRule)}:{Environment.NewLine}" +
$"{containsTextRule.ExpressionDebugView()}");
var ruleResult = containsTextRule.Execute(valueToCheck);
_testOutputHelper.WriteLine($"expected: {expectedOutput} - actual: {ruleResult}");
ruleResult.Should().BeEquivalentTo(expectedOutput);
}
public void ConditionalRuleLookAtOneValueUpdateAnotherUsingFactory()
{
var const1 = ConstantRulesFactory.CreateConstantRule <int>("999");
var trueRule = UpdateValueRulesFactory.CreateUpdateValueRule <Player>(p => p.CurrentCoOrdinates.X, const1);
var const2 = ConstantRulesFactory.CreateConstantRule <string>("ab");
var validationRule = ValidationRulesFactory.CreateValidationRule <Player>(p => p.Country.CountryCode,
LogicalOperatorAtTheRootLevel.Equal, const2);
var conditionalUpdate =
ConditionalRulesFactory.CreateConditionalIfThActionRule <Player>(validationRule, trueRule);
var compileResult = conditionalUpdate.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(conditionalUpdate)}:{Environment.NewLine}" +
$"{conditionalUpdate.ExpressionDebugView()}");
var player = new Player
{
Country = new Country {
CountryCode = "ab"
},
CurrentCoOrdinates = new CoOrdinate {
X = 1, Y = 1
}
};
conditionalUpdate.Execute(player);
player.CurrentCoOrdinates.X.Should().Be(999);
_testOutputHelper.WriteLine($"expected: 999 - actual: {player.CurrentCoOrdinates.X}");
}
public void ConditionalRuleToUpdateNameUsingFactory()
{
var trueRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Name,
ConstantRulesFactory.CreateConstantRule <string>("updated name"));
var methodParams = new List <Rule>
{
ConstantRulesFactory.CreateConstantRule <string>("some name"),
ConstantRulesFactory.CreateConstantRule <StringComparison>("CurrentCultureIgnoreCase")
};
var methodCallRule = MethodCallRulesFactory.CreateMethodCallRule <Game, bool>("Equals", null,
g => g.Name, methodParams);
var conditionalUpdateValue =
ConditionalRulesFactory.CreateConditionalIfThActionRule <Game>(methodCallRule, trueRule);
var compileResult = conditionalUpdateValue.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(conditionalUpdateValue)}:{Environment.NewLine}" +
$"{conditionalUpdateValue.ExpressionDebugView()}");
var game = new Game {
Name = "some name"
};
_testOutputHelper.WriteLine($"before game.Name: {game.Name}");
conditionalUpdateValue.Execute(game);
_testOutputHelper.WriteLine($"after game.Name: {game.Name}");
game.Name.Should().Be("updated name");
}
public void ReturnsNewOrUpdatedGameUsingFactory()
{
var nullGame = ConstantRulesFactory.CreateConstantRule <Game>("null");
var nullGameCheckRule =
ValidationRulesFactory.CreateValidationRule <Game>(LogicalOperatorAtTheRootLevel.Equal, nullGame);
var newGameRule = MethodCallRulesFactory.CreateStaticMethodCallRule <Game>("CreateGame", "ModelForUnitTests.Game", null);
var selfReturnRule = SelfReturnRuleFactory.CreateSelfReturnRule <Game>();
var gameObjectRule = ConditionalRulesFactory.CreateConditionalFuncRule <Game, Game>(nullGameCheckRule, newGameRule,
selfReturnRule);
var assignRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(gameObjectRule);
var nameConstRule = ConstantRulesFactory.CreateConstantRule <string>("some fancy name");
var nameChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Name, nameConstRule);
var rankConstRule = ConstantRulesFactory.CreateConstantRule <int>("1000");
var rankingChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Ranking, rankConstRule);
var descConstRule = ConstantRulesFactory.CreateConstantRule <string>("some cool description");
var descriptionChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Description, descConstRule);
IList <Rule> rules = new List <Rule>
{
assignRule,
nameChangeRule,
rankingChangeRule,
descriptionChangeRule,
selfReturnRule
};
var blockRule = BlockRulesFactory.CreateFuncBlockRule <Game, Game>(rules);
var compileResult = blockRule.Compile();
compileResult.Should().BeTrue();
var game = blockRule.Execute(null);
game.Name.Should().Be("some fancy name");
game.Ranking.Should().Be(1000);
game.Description.Should().Be("some cool description");
game.Rating.Should().BeNullOrEmpty();
_testOutputHelper.WriteLine($"{game}");
var newGame = new Game {
Rating = "high"
};
// newGame is not same as game object
ReferenceEquals(game, newGame).Should().BeFalse();
game = blockRule.Execute(newGame);
// this call shall return the same newGame object with updated values
ReferenceEquals(game, newGame).Should().BeTrue();
game.Rating.Should().Be("high");
_testOutputHelper.WriteLine($"newGame: {game}");
}
public void IfValueContainsReturnDiffValue2UsingFactory(string searchValue, string expectedValue)
{
var collectionToSearch = new List <string> {
"one", "two", "three", "four", "five", "six"
};
var containsValueRule = ContainsValueRuleFactory.CreateContainsValueRule(collectionToSearch,
"System.StringComparer", "OrdinalIgnoreCase");
var trueRule = ConstantRulesFactory.CreateConstantRule <string, string>("six-six-six");
var falseRule = SelfReturnRuleFactory.CreateSelfReturnRule <string>();
var valueReplacementIfBad = ConditionalRulesFactory.CreateConditionalFuncRule <string, string>(containsValueRule,
trueRule, falseRule);
var compileResult = valueReplacementIfBad.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(valueReplacementIfBad)}:{Environment.NewLine}" +
$"{valueReplacementIfBad.ExpressionDebugView()}");
var ruleResult = valueReplacementIfBad.Execute(searchValue);
_testOutputHelper.WriteLine($"expected: {expectedValue} - actual: {ruleResult}");
ruleResult.Should().Be(expectedValue);
}
public void ConditionalRuleWithBlockUsingFactory()
{
var sourceNameRule = ConstantRulesFactory.CreateConstantRule <string>("some fancy name");
var nameChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Name, sourceNameRule);
var sourceRankRule = ConstantRulesFactory.CreateConstantRule <int>("1000");
var rankingChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Ranking, sourceRankRule);
var sourceDescRule = ConstantRulesFactory.CreateConstantRule <string>("some cool description");
var descriptionChangeRule = UpdateValueRulesFactory.CreateUpdateValueRule <Game>(g => g.Description, sourceDescRule);
var subRules = new List <Rule>
{
nameChangeRule,
rankingChangeRule,
descriptionChangeRule
};
var blockRule = BlockRulesFactory.CreateActionBlockRule <Game>(subRules);
var param1Const = ConstantRulesFactory.CreateConstantRule <string>("some name");
var param2Const = ConstantRulesFactory.CreateConstantRule <StringComparison>("CurrentCultureIgnoreCase");
var nameEqualsRule = MethodCallRulesFactory.CreateMethodCallRule <Game, bool>("Equals", null, (g => g.Name),
new List <Rule> {
param1Const, param2Const
});
var conditionalUpdateValue =
ConditionalRulesFactory.CreateConditionalIfThActionRule <Game>(nameEqualsRule, blockRule);
var compileResult = conditionalUpdateValue.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(conditionalUpdateValue)}:{Environment.NewLine}" +
$"{conditionalUpdateValue.ExpressionDebugView()}");
var game = new Game {
Name = "some name"
};
_testOutputHelper.WriteLine($"before game.Name: {game.Name}");
conditionalUpdateValue.Execute(game);
_testOutputHelper.WriteLine($"after game.Name: {game.Name}");
game.Name.Should().Be("some fancy name");
_testOutputHelper.WriteLine($"{game}");
var jsonConverterForRule = new JsonConverterForRule();
var json = JsonConvert.SerializeObject(conditionalUpdateValue, jsonConverterForRule);
_testOutputHelper.WriteLine(json);
var conditionalUpdateValue2 = JsonConvert.DeserializeObject <Rule>(json, jsonConverterForRule);
compileResult = conditionalUpdateValue2.Compile();
compileResult.Should().BeTrue();
var game2 = new Game {
Name = "some name"
};
_testOutputHelper.WriteLine($"before game2.Name: {game2.Name}");
(conditionalUpdateValue2 as ConditionalIfThActionRule <Game>)?.Execute(game2);
_testOutputHelper.WriteLine($"after game2.Name: {game2.Name}");
game.Name.Should().Be("some fancy name");
_testOutputHelper.WriteLine($"{game2}");
}
