public void ApplyRuleToSubFieldOrPropertyToAndFromJson()
{
var rule = new ValidationRule <Game>
{
OperatorToUse = "GreaterThan",
ValueToValidateAgainst = new ConstantRule <int> {
Value = "3"
},
ObjectToValidate = "Name.Length",
RuleError = new RuleError {
Code = "c1", Message = "Name length must be greater than 3"
}
};
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}" +
$"{rule.ExpressionDebugView()}");
var validationResult = rule.IsValid(_game);
validationResult.Should().BeTrue();
var someGameWithShortName = new Game {
Name = "foo"
};
validationResult = rule.IsValid(someGameWithShortName);
validationResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with {nameof(someGameWithShortName.Name)}={someGameWithShortName.Name} " +
$"{nameof(rule)} failed. " +
$"Error code={rule.RuleError.Code}, " +
$"message={rule.RuleError.Message}");
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Game> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(new Game {
Name = "foo"
});
validationResult2.Should().BeFalse();
}
public void ApplyRuleToFieldOrPropertyToAndFromJson()
{
var rule = new ValidationRule <Game>
{
OperatorToUse = "LessThan",
ValueToValidateAgainst = new ConstantRule <int> {
Value = "100"
},
ObjectToValidate = "Ranking",
RuleError = new RuleError {
Code = "c1", Message = "Ranking must be less than 100"
}
};
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}" +
$"{rule.ExpressionDebugView()}");
var validationResult = rule.IsValid(_game);
validationResult.Should().BeTrue();
var someOtherGameWithHighRanking = new Game {
Ranking = 101
};
validationResult = rule.IsValid(someOtherGameWithHighRanking);
validationResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with {nameof(someOtherGameWithHighRanking.Ranking)}={someOtherGameWithHighRanking.Ranking} " +
$"{nameof(rule)} failed. " +
$"Error code={rule.RuleError.Code}, " +
$"message={rule.RuleError.Message}");
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Game> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(someOtherGameWithHighRanking);
validationResult2.Should().BeFalse();
}
public void ValidationRuleWithOneNotChildToAndFromJson()
{
var rule = new ValidationRule <Game>
{
OperatorToUse = "Not",
RuleError = new RuleError {
Code = "c", Message = "m"
}
};
rule.ChildrenRules.Add(
new ValidationRule <Game>
{
OperatorToUse = "NotEqual",
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
}
}
);
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}" +
$"{rule.ExpressionDebugView()}");
var validationResult = rule.IsValid(_game);
validationResult.Should().BeFalse();
validationResult = rule.IsValid(null);
validationResult.Should().BeTrue();
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Game> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game);
validationResult2.Should().BeFalse();
validationResult2 = ruleFromJson.IsValid(null);
validationResult2.Should().BeTrue();
}
public void ValidationRuleWithTwoTypes()
{
var twoPlayersScoreGreaterThanRule = new ValidationRule <Player, Player>
{
OperatorToUse = "GreaterThan",
ObjectToValidate1 = "CurrentScore",
ObjectToValidate2 = "CurrentScore"
};
var compileResult = twoPlayersScoreGreaterThanRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(twoPlayersScoreGreaterThanRule)}:{Environment.NewLine}" +
$"{twoPlayersScoreGreaterThanRule.ExpressionDebugView()}");
var validationResult = twoPlayersScoreGreaterThanRule.IsValid(_game.Players[0], _game.Players[1]);
validationResult.Should().BeTrue();
validationResult = twoPlayersScoreGreaterThanRule.IsValid(_game.Players[1], _game.Players[0]);
validationResult.Should().BeFalse();
}
public void ValidationRuleWithTwoTypesToAndFromJson()
{
var rule = new ValidationRule <Player, Player>
{
OperatorToUse = "GreaterThan",
ObjectToValidate1 = "CurrentScore",
ObjectToValidate2 = "CurrentScore"
};
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}{rule.ExpressionDebugView()}");
var validationResult = rule.IsValid(_game.Players[0], _game.Players[1]);
validationResult.Should().BeTrue();
validationResult = rule.IsValid(_game.Players[1], _game.Players[0]);
validationResult.Should().BeFalse();
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Player, Player> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game.Players[0], _game.Players[1]);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(_game.Players[1], _game.Players[0]);
validationResult2.Should().BeFalse();
}
public void ApplyRuleToFieldOrProperty()
{
var rankingLessThan100Rule = new ValidationRule <Game>
{
OperatorToUse = "LessThan",
ValueToValidateAgainst = new ConstantRule <int> {
Value = "100"
},
ObjectToValidate = "Ranking",
RuleError = new RuleError {
Code = "c1", Message = "Ranking must be less than 100"
}
};
var compileResult = rankingLessThan100Rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rankingLessThan100Rule)}:{Environment.NewLine}" +
$"{rankingLessThan100Rule.ExpressionDebugView()}");
var validationResult = rankingLessThan100Rule.IsValid(_game);
validationResult.Should().BeTrue();
var someOtherGameWithHighRanking = new Game {
Ranking = 101
};
validationResult = rankingLessThan100Rule.IsValid(someOtherGameWithHighRanking);
validationResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with {nameof(someOtherGameWithHighRanking.Ranking)}={someOtherGameWithHighRanking.Ranking} " +
$"{nameof(rankingLessThan100Rule)} failed. " +
$"Error code={rankingLessThan100Rule.RuleError.Code}, " +
$"message={rankingLessThan100Rule.RuleError.Message}");
}
public void RuleToCheckIfRootObjectIsNullOrNot()
{
var checkForNotNullRule = new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
},
OperatorToUse = "NotEqual"
};
var compileResult = checkForNotNullRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(checkForNotNullRule)}:{Environment.NewLine}{checkForNotNullRule.ExpressionDebugView()}");
var checkForNullRule = new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
},
OperatorToUse = "Equal"
};
compileResult = checkForNullRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(checkForNullRule)}:{Environment.NewLine}{checkForNullRule.ExpressionDebugView()}");
var ruleExecuteResult = checkForNotNullRule.IsValid(_game);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with non-null parameter validationResult = {ruleExecuteResult}; expecting true");
ruleExecuteResult = checkForNotNullRule.IsValid(null);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with null parameter validationResult = {ruleExecuteResult}; expecting false");
ruleExecuteResult = checkForNullRule.IsValid(_game);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with non-null parameter validationResult = {ruleExecuteResult}; expecting false");
ruleExecuteResult = checkForNullRule.IsValid(null);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with null parameter validationResult = {ruleExecuteResult}; expecting true");
}
public void ValidationRuleWithOrElseChildrenValidationRules()
{
var gameIsNullOrNameIsGreaterThan3CharsRule = new ValidationRule <Game> {
OperatorToUse = "OrElse"
};
gameIsNullOrNameIsGreaterThan3CharsRule.ChildrenRules.Add(new ValidationRule <Game>
{
OperatorToUse = "Equal",
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
}
});
gameIsNullOrNameIsGreaterThan3CharsRule.ChildrenRules.Add
(
new ValidationRule <Game>
{
OperatorToUse = "AndAlso",
ChildrenRules =
{
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <string>{
Value = "null"
},
ObjectToValidate = "Name",
OperatorToUse = "NotEqual"
},
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <int>{
Value = "3"
},
ObjectToValidate = "Name.Length",
OperatorToUse = "GreaterThan"
}
}
}
);
var compileResult = gameIsNullOrNameIsGreaterThan3CharsRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(gameIsNullOrNameIsGreaterThan3CharsRule)}:{Environment.NewLine}{gameIsNullOrNameIsGreaterThan3CharsRule.ExpressionDebugView()}");
var validationResult = gameIsNullOrNameIsGreaterThan3CharsRule.IsValid(_game);
validationResult.Should().BeTrue();
validationResult = gameIsNullOrNameIsGreaterThan3CharsRule.IsValid(null);
validationResult.Should().BeTrue();
validationResult = gameIsNullOrNameIsGreaterThan3CharsRule.IsValid(new Game {
Name = null
});
validationResult.Should().BeFalse();
validationResult = gameIsNullOrNameIsGreaterThan3CharsRule.IsValid(new Game {
Name = "a"
});
validationResult.Should().BeFalse();
}
public void ValidationRuleWithOneNotChild()
{
var gameNullRuleByUsingNotWithNotEqualToNullChild = new ValidationRule <Game>
{
OperatorToUse = "Not",
RuleError = new RuleError {
Code = "c", Message = "m"
}
};
gameNullRuleByUsingNotWithNotEqualToNullChild.ChildrenRules.Add(
new ValidationRule <Game>
{
OperatorToUse = "NotEqual",
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
}
}
);
var compileResult = gameNullRuleByUsingNotWithNotEqualToNullChild.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(gameNullRuleByUsingNotWithNotEqualToNullChild)}:{Environment.NewLine}{gameNullRuleByUsingNotWithNotEqualToNullChild.ExpressionDebugView()}");
var validationResult = gameNullRuleByUsingNotWithNotEqualToNullChild.IsValid(_game);
validationResult.Should().BeFalse();
validationResult = gameNullRuleByUsingNotWithNotEqualToNullChild.IsValid(null);
validationResult.Should().BeTrue();
}
public void RuleToCheckIfAnIntegerMatchesRuleValueOrNot()
{
var numberShouldBe5Rule = new ValidationRule <int>
{
ValueToValidateAgainst = new ConstantRule <int> {
Value = "5"
},
OperatorToUse = "Equal",
RuleError = new RuleError {
Code = "c1", Message = "number is not 5"
}
};
var compileResult = numberShouldBe5Rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(numberShouldBe5Rule)}:{Environment.NewLine}{numberShouldBe5Rule.ExpressionDebugView()}");
var numberShouldNotBe5Rule = new ValidationRule <int>
{
ValueToValidateAgainst = new ConstantRule <int> {
Value = "5"
},
OperatorToUse = "NotEqual",
RuleError = new RuleError {
Code = "c2", Message = "number is 5"
}
};
compileResult = numberShouldNotBe5Rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(numberShouldNotBe5Rule)}:{Environment.NewLine}{numberShouldNotBe5Rule.ExpressionDebugView()}");
var ruleExecuteResult = numberShouldBe5Rule.IsValid(5);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with 5 {nameof(numberShouldBe5Rule)} execute result: {ruleExecuteResult}");
ruleExecuteResult = numberShouldBe5Rule.IsValid(6);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with 6 {nameof(numberShouldBe5Rule)} failed. " +
$"Error code={numberShouldBe5Rule.RuleError.Code}, " +
$"message={numberShouldBe5Rule.RuleError.Message}");
ruleExecuteResult = numberShouldNotBe5Rule.IsValid(6);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with 6 {nameof(numberShouldNotBe5Rule)} execute result: {ruleExecuteResult}");
ruleExecuteResult = numberShouldNotBe5Rule.IsValid(5);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with 5 {nameof(numberShouldNotBe5Rule)} failed. " +
$"Error code={numberShouldNotBe5Rule.RuleError.Code}, " +
$"message={numberShouldNotBe5Rule.RuleError.Message}");
}
public void ValidationRuleWithAndAlsoChildrenValidationRules()
{
var gameNotNullAndNameIsGreaterThan3CharsRule = new ValidationRule <Game>
{
OperatorToUse = "AndAlso",
RuleError = new RuleError {
Code = "c", Message = "m"
},
ChildrenRules =
{
new ValidationRule <Game>
{
OperatorToUse = "NotEqual",
ValueToValidateAgainst = new ConstantRule <Game>{
Value = "null"
}
},
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <string>{
Value = "null"
},
ObjectToValidate = "Name",
OperatorToUse = "NotEqual"
},
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <int>{
Value = "3"
},
ObjectToValidate = "Name.Length",
OperatorToUse = "GreaterThan"
}
}
};
var compileResult = gameNotNullAndNameIsGreaterThan3CharsRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(gameNotNullAndNameIsGreaterThan3CharsRule)}:{Environment.NewLine}{gameNotNullAndNameIsGreaterThan3CharsRule.ExpressionDebugView()}");
var validationResult = gameNotNullAndNameIsGreaterThan3CharsRule.IsValid(_game);
validationResult.Should().BeTrue();
validationResult = gameNotNullAndNameIsGreaterThan3CharsRule.IsValid(null);
validationResult.Should().BeFalse();
_testOutputHelper.WriteLine($"{nameof(gameNotNullAndNameIsGreaterThan3CharsRule)} failed. " +
$"Error code={gameNotNullAndNameIsGreaterThan3CharsRule.RuleError.Code}, " +
$"message={gameNotNullAndNameIsGreaterThan3CharsRule.RuleError.Message}");
}
public void ApplyRuleToSubFieldOrProperty()
{
var nameLengthGreaterThan3Rule = new ValidationRule <Game>
{
OperatorToUse = "GreaterThan",
ValueToValidateAgainst = new ConstantRule <int> {
Value = "3"
},
ObjectToValidate = "Name.Length",
RuleError = new RuleError {
Code = "c1", Message = "Name length must be greater than 3"
}
};
var compileResult = nameLengthGreaterThan3Rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(nameLengthGreaterThan3Rule)}:{Environment.NewLine}{nameLengthGreaterThan3Rule.ExpressionDebugView()}");
var validationResult = nameLengthGreaterThan3Rule.IsValid(_game);
validationResult.Should().BeTrue();
var someGameWithShortName = new Game {
Name = "foo"
};
validationResult = nameLengthGreaterThan3Rule.IsValid(someGameWithShortName);
validationResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with {nameof(someGameWithShortName.Name)}={someGameWithShortName.Name} " +
$"{nameof(nameLengthGreaterThan3Rule)} failed. " +
$"Error code={nameLengthGreaterThan3Rule.RuleError.Code}, " +
$"message={nameLengthGreaterThan3Rule.RuleError.Message}");
}
public void RuleToCheckIfRootObjectIsNullOrNotToAndFromJson()
{
var rule = new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
},
OperatorToUse = "NotEqual"
};
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}{rule.ExpressionDebugView()}");
var nullRule = new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
},
OperatorToUse = "Equal"
};
compileResult = nullRule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(nullRule)}:{Environment.NewLine}{nullRule.ExpressionDebugView()}");
var ruleExecuteResult = rule.IsValid(_game);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with non-null parameter validationResult = {ruleExecuteResult}; expecting true");
ruleExecuteResult = rule.IsValid(null);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with null parameter validationResult = {ruleExecuteResult}; expecting false");
ruleExecuteResult = nullRule.IsValid(_game);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with non-null parameter validationResult = {ruleExecuteResult}; expecting false");
ruleExecuteResult = nullRule.IsValid(null);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with null parameter validationResult = {ruleExecuteResult}; expecting true");
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Game> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(null);
validationResult2.Should().BeFalse();
}
public void ValidationRuleWithOrElseChildrenValidationRulesToAndFromJson()
{
var rule = new ValidationRule <Game> {
OperatorToUse = "OrElse"
};
rule.ChildrenRules.Add(new ValidationRule <Game>
{
OperatorToUse = "Equal",
ValueToValidateAgainst = new ConstantRule <Game> {
Value = "null"
}
});
rule.ChildrenRules.Add
(
new ValidationRule <Game>
{
OperatorToUse = "AndAlso",
ChildrenRules =
{
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <string>{
Value = "null"
},
ObjectToValidate = "Name",
OperatorToUse = "NotEqual"
},
new ValidationRule <Game>
{
ValueToValidateAgainst = new ConstantRule <int>{
Value = "3"
},
ObjectToValidate = "Name.Length",
OperatorToUse = "GreaterThan"
}
}
}
);
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}{rule.ExpressionDebugView()}");
var validationResult = rule.IsValid(_game);
validationResult.Should().BeTrue();
validationResult = rule.IsValid(null);
validationResult.Should().BeTrue();
validationResult = rule.IsValid(new Game {
Name = null
});
validationResult.Should().BeFalse();
validationResult = rule.IsValid(new Game {
Name = "a"
});
validationResult.Should().BeFalse();
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <Game> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(_game);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(null);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(new Game {
Name = null
});
validationResult2.Should().BeFalse();
validationResult2 = ruleFromJson.IsValid(new Game {
Name = "a"
});
validationResult2.Should().BeFalse();
}
public void RuleToCheckIfAnIntegerMatchesRuleValueOrNotToAndFromJson()
{
var rule = new ValidationRule <int>
{
ValueToValidateAgainst = new ConstantRule <int> {
Value = "5"
},
OperatorToUse = "Equal",
RuleError = new RuleError {
Code = "c1", Message = "number is not 5"
}
};
var compileResult = rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(rule)}:{Environment.NewLine}" +
$"{rule.ExpressionDebugView()}");
var not5Rule = new ValidationRule <int>
{
ValueToValidateAgainst = new ConstantRule <int> {
Value = "5"
},
OperatorToUse = "NotEqual",
RuleError = new RuleError {
Code = "c2", Message = "number is 5"
}
};
compileResult = not5Rule.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(not5Rule)}:{Environment.NewLine}" +
$"{not5Rule.ExpressionDebugView()}");
var ruleExecuteResult = rule.IsValid(5);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with 5 {nameof(rule)} execute result: {ruleExecuteResult}");
ruleExecuteResult = rule.IsValid(6);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with 6 {nameof(rule)} failed. " +
$"Error code={rule.RuleError.Code}, " +
$"message={rule.RuleError.Message}");
ruleExecuteResult = not5Rule.IsValid(6);
ruleExecuteResult.Should().BeTrue();
_testOutputHelper.WriteLine($"with 6 {nameof(not5Rule)} execute result: {ruleExecuteResult}");
ruleExecuteResult = not5Rule.IsValid(5);
ruleExecuteResult.Should().BeFalse();
_testOutputHelper.WriteLine($"with 5 {nameof(not5Rule)} failed. " +
$"Error code={not5Rule.RuleError.Code}, " +
$"message={not5Rule.RuleError.Message}");
// convert to json
var ruleJson = JsonConvert.SerializeObject(rule, new JsonConverterForRule());
_testOutputHelper.WriteLine($"{nameof(ruleJson)}:{Environment.NewLine}{ruleJson}");
// re-hydrate from json
var ruleFromJson = JsonConvert.DeserializeObject <ValidationRule <int> >(ruleJson, new JsonConverterForRule());
compileResult = ruleFromJson.Compile();
compileResult.Should().BeTrue();
_testOutputHelper.WriteLine($"{nameof(ruleFromJson)}:{Environment.NewLine}" +
$"{ruleFromJson.ExpressionDebugView()}");
var validationResult2 = ruleFromJson.IsValid(5);
validationResult2.Should().BeTrue();
validationResult2 = ruleFromJson.IsValid(6);
validationResult2.Should().BeFalse();
}