public void Join_BuildsJoinExpressionWithAdditionalExpressionCriteriaWhereCorrectly()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "LinqToObjectsOneField",
Operator = Operator.Equal,
Value = "OneOne"
}
}
};
var result = Join.Using(_joinConfiguration)
.StartWith<LinqToObjectsOne>()
.Join<LinqToObjectsOne>().To<LinqToObjectsTwo>().On(p => p.LinqToObjectsOneId, c => c.LinqToObjectsOneParentId)
.Join<LinqToObjectsOne>().To<LinqToObjectsThree>().On(p => p.LinqToObjectsOneId, t => t.LinqToObjectsOneParentId)
.Where(criteria)
.Where<LinqToObjectsTwo>(x => x.LinqToObjectsTwoField == "TwoTwo")
.Query<LinqToObjectsOne>()
.Distinct()
.ToList();
Assert.That(result.Count(), Is.EqualTo(1));
}
public void Join_BuildsJoinExpressionWithWhereCorrectly()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "RootEntityField",
Operator = Operator.NotEqual,
Value = "TestFieldValue"
}
}
};
var result = Join.Using(_joinConfiguration)
.StartWith<RootEntity>()
.Join<RootEntity>().To<OneLevelEntity>().On(p => p.RootEntityId, c => c.RootEntityParent.RootEntityId)
.Join<RootEntity>().To<TwoLevelEntity>().On(p => p.RootEntityId, c => c.RootEntityParent.RootEntityId)
.Where(criteria)
.Query<RootEntity>()
.Distinct()
.ToList();
Assert.That(result.Count(), Is.EqualTo(1));
}
public void SolveFor_EmptyJoinPathRegistryAndNoJoins_CorrectlyQueryies()
{
_joinPathSolver = JoinPathSolver.With(new JoinConfiguration
{
ExpressionBuilder = new ExpressionBuilder(new MockCriteriaTypeRegistry()),
QueryableProvider = new LinqToObjectsQueryableProvider(),
JoinPathRegistry = new EmptyJoinPathRegistry()
});
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "LinqToObjectsOneField",
Operator = Operator.NotEqual,
Value = "OneOne"
}
}
};
var result = _joinPathSolver
.SolveFor<LinqToObjectsOne>(criteria)
.Query<LinqToObjectsOne>()
.Distinct()
.ToList();
Assert.That(result.Count, Is.EqualTo(5));
}
public void ToString_OperatorAndWithOperands_OutputsString()
{
const string key = "TestKey";
const string value = "TestValue";
var node = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Operator = Operator.Equal,
Key = key,
Value = value
},
new JsonCriteriaNode
{
Operator = Operator.NotEqual,
Key = key,
Value = value
},
}
};
Assert.That(node.ToString(), Is.EqualTo("((TestKey == TestValue) && (TestKey != TestValue))"));
}
public Expression Build(JsonCriteriaNode jsonCriteriaNode)
{
var result = (jsonCriteriaNode.Operator.IsCompositeOperator())
? BuildCompositeExpression(jsonCriteriaNode)
: BuildLeafExpression(jsonCriteriaNode);
return result;
}
public void ToString_OperatorAndWithoutOperands_OutputsString()
{
var node = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>()
};
Assert.That(node.ToString(), Is.EqualTo("()"));
}
public void ToString_OperatorBetween_OutputsString()
{
const string key = "TestKey";
const string value = "TestValue";
var node = new JsonCriteriaNode
{
Operator = Operator.Between,
Key = key,
Value = value
};
Assert.That(node.ToString(), Is.EqualTo(String.Format("({0} Between {1})", key, value)));
}
public void SolveFor_MissingTypeRegistryInJoinPathRegistry_ThrowsMissingTypeException()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "TestStringProperty",
Operator = Operator.NotEqual,
Value = "OneOne"
}
}
};
Assert.That(() =>
{
_joinPathSolver
.SolveFor<LinqToObjectsOne>(criteria);
}, Throws.ArgumentException);
}
public void Join_NoJoinsWithWhereBuildsCorrectly()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "LinqToObjectsOneField",
Operator = Operator.Equal,
Value = "OneOne"
}
}
};
var result = Join.Using(_joinConfiguration)
.StartWith<LinqToObjectsOne>()
.Where(criteria)
.Query<LinqToObjectsOne>()
.ToList();
Assert.That(result.Count(), Is.EqualTo(1));
}
public void SolveFor_SingleType_CorrectlyQueries()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "LinqToObjectsOneField",
Operator = Operator.NotEqual,
Value = "OneOne"
}
}
};
var result = _joinPathSolver
.SolveFor<LinqToObjectsOne>(criteria)
.Query<LinqToObjectsOne>()
.Distinct()
.ToList();
Assert.That(result.Count, Is.EqualTo(5));
}
public void SolveFor_TypeNotRegisteredInJoinPathRegistry_ThrowsException()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "UnregisteredLinqToObjects",
Operator = Operator.NotEqual,
Value = "OneOne"
}
}
};
Assert.That(() =>
{
_joinPathSolver
.SolveFor<LinqToObjectsOne>(criteria);
}, Throws.ArgumentException);
}
public void SolveFor_TwoDisjointTypes_CorrectlyQueries()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "LinqToObjectsTwoField",
Operator = Operator.NotEqual,
Value = "TwoOne"
},
new JsonCriteriaNode
{
Key = "LinqToObjectsThreeField",
Operator = Operator.NotEqual,
Value = "ThreeTwo"
}
}
};
var result = _joinPathSolver
.SolveFor<LinqToObjectsTwo>(criteria)
.Query<LinqToObjectsTwo>()
.Distinct()
.ToList();
Assert.That(result.Count, Is.EqualTo(1));
}
public void Query_AllJoinsWhereAtEachLevel_ShouldReturnRootEntity()
{
var criteria = new JsonCriteriaNode
{
Operator = Operator.And,
Operands = new List<JsonCriteriaNode>
{
new JsonCriteriaNode
{
Key = "RootEntityField",
Operator = Operator.Equal,
Value = "RootEntityFieldValue"
},
new JsonCriteriaNode
{
Key = "OneLevelEntityField",
Operator = Operator.Equal,
Value = "OneLevelEntityFieldValue"
},
new JsonCriteriaNode
{
Key = "TwoLevelEntityField",
Operator = Operator.Equal,
Value = "TwoLevelEntityFieldValue"
},
new JsonCriteriaNode
{
Key = "TwoLevelEntityChildField",
Operator = Operator.Equal,
Value = "TwoLevelEntityChildFieldValue"
},
new JsonCriteriaNode
{
Key = "ThreeLevelEntityField",
Operator = Operator.Equal,
Value = "ThreeLevelEntityFieldValue"
},
new JsonCriteriaNode
{
Key = "ThreeLevelEntityChildField",
Operator = Operator.Equal,
Value = "ThreeLevelEntityChildFieldValue"
},
new JsonCriteriaNode
{
Key = "ThreeLevelEntityGrandchildField",
Operator = Operator.Equal,
Value = "ThreeLevelEntityGrandchildFieldValue"
}
}
};
var result = Join.Using(_joinConfiguration)
.StartWith<RootEntity>()
.Join<RootEntity>().To<OneLevelEntity>().On(x => x.RootEntityId, x => x.RootEntityParent.RootEntityId)
.Join<RootEntity>().To<TwoLevelEntity>().On(x => x.RootEntityId, x => x.RootEntityParent.RootEntityId)
.Join<TwoLevelEntity>().To<TwoLevelEntityChild>().On(x => x.TwoLevelEntityId, x => x.TwoLevelEntityParent.TwoLevelEntityId)
.Join<RootEntity>().To<ThreeLevelEntity>().On(x => x.RootEntityId, x => x.RootEntityParent.RootEntityId)
.Join<ThreeLevelEntity>().To<ThreeLevelEntityChild>().On(x => x.ThreeLevelEntityId, x => x.ThreeLevelEntityParent.ThreeLevelEntityId)
.Join<ThreeLevelEntityChild>().To<ThreeLevelEntityGrandchild>().On(x => x.ThreeLevelEntityChildId, x => x.ThreeLevelEntityChildParent.ThreeLevelEntityChildId)
.Where(criteria)
.Query<RootEntity>()
.Distinct()
.ToList();
Assert.That(result.Count(), Is.EqualTo(1));
}
public void ToString_OperatorIsSpecified_OutputsString()
{
const string key = "TestKey";
const string value = "TestValue";
var node = new JsonCriteriaNode
{
Operator = Operator.IsSpecified,
Key = key,
Value = value
};
Assert.That(node.ToString(), Is.EqualTo(String.Format("({0} IsSpecified)", key)));
}
public void ToString_OperatorIsNotIn_OutputsString()
{
const string key = "TestKey";
var value = new[] { "TestValue", "OtherTestValue" };
var node = new JsonCriteriaNode
{
Operator = Operator.IsNotIn,
Key = key,
Value = value
};
Assert.That(node.ToString(), Is.EqualTo(String.Format("({0} IsNotIn [{1}, {2}])", key, value[0], value[1])));
}
public void ToString_OperatorDoesNotStartWith_OutputsString()
{
const string key = "TestKey";
const string value = "TestValue";
var node = new JsonCriteriaNode
{
Operator = Operator.DoesNotStartWith,
Key = key,
Value = value
};
Assert.That(node.ToString(), Is.EqualTo(String.Format("({0} DoesNotStartWith {1})", key, value)));
}