public void Evaluate_EqualOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("Age[eq]45");
var filteredData = PeopleDbContextFixture.DbContext.People.Where(predicate).ToArray();
Assert.Single(filteredData);
Assert.Equal(45, filteredData[0].Age);
Assert.Equal("Mark Jackson", filteredData[0].FullName);
}
public void Evaluate_LikeOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("FullName[like]\"Will\"");
var filteredData = PeopleDbContextFixture.DbContext.People.Where(predicate).ToArray();
Assert.Single(filteredData);
Assert.Equal(50, filteredData[0].Age);
Assert.Equal("Will Smith", filteredData[0].FullName);
}
public void Evaluate_GreaterThanOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var data = GetSamplePeople();
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("Age[gt]45");
var filteredData = data.Where(predicate).ToArray();
Assert.Single(filteredData);
Assert.Equal(50, filteredData[0].Age);
Assert.Equal("Will Smith", filteredData[0].FullName);
}
public void Evaluate_GreaterThanOrEqualOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("Age[gte]45");
var filteredData = PeopleDbContextFixture.DbContext.People.Where(predicate).OrderByDescending(x => x.Age).ToArray();
Assert.Equal(2, filteredData.Length);
Assert.Equal(50, filteredData[0].Age);
Assert.Equal("Will Smith", filteredData[0].FullName);
Assert.Equal(45, filteredData[1].Age);
Assert.Equal("Mark Jackson", filteredData[1].FullName);
}
public void Evaluate_LessThanOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("Age[lt]45");
var filteredData = PeopleDbContextFixture.DbContext.People.Where(predicate).OrderBy(x => x.Age).ToArray();
Assert.Equal(2, filteredData.Length);
Assert.Equal(30, filteredData[0].Age);
Assert.Equal("John King", filteredData[0].FullName);
Assert.Equal(33, filteredData[1].Age);
Assert.Equal("Leo Messi", filteredData[1].FullName);
}
public void Evaluate_LessThanOrEqualOperatorOnInMemoryCollection_ReturnsExpectedResult()
{
var data = GetSamplePeople();
var evaluator = new LinqExpressionEvaluator <Person>();
var predicate = evaluator.Evaluate("Age[lte]45");
var filteredData = data.Where(predicate).ToArray();
Assert.Equal(3, filteredData.Length);
Assert.Equal(30, filteredData[0].Age);
Assert.Equal("John King", filteredData[0].FullName);
Assert.Equal(33, filteredData[1].Age);
Assert.Equal("Leo Messi", filteredData[1].FullName);
Assert.Equal(45, filteredData[2].Age);
Assert.Equal("Mark Jackson", filteredData[2].FullName);
}