public void Leaves_string_to_truncate_as_null_if_it_is_not_required()
{
var testDataModel = new TestDataModel();
DataStringPropertyHelper.ValidateString(testDataModel, m => m.TruncateMe);
Assert.IsNull(testDataModel.TruncateMe);
}
public void Sets_null_required_string_property_to_empty()
{
var testDataModel = new TestDataModel();
Assert.IsNull(testDataModel.RequiredString);
var result = DataStringPropertyHelper.ValidateString(testDataModel, m => m.RequiredString);
Assert.AreEqual("", testDataModel.RequiredString);
Assert.AreEqual("TestDataModel.RequiredString", result.PropertyName);
Assert.True(result.SetRequiredToEmpty);
}
public void Truncates_string_as_expected()
{
var testDataModel = new TestDataModel
{
TruncateMe = "TRUNCATE ME!"
};
var result = DataStringPropertyHelper.ValidateString(testDataModel, m => m.TruncateMe);
Assert.AreEqual("TRUN", testDataModel.TruncateMe);
Assert.AreEqual("TestDataModel.TruncateMe", result.PropertyName);
Assert.AreEqual(4, result.TruncatedLength);
}
public void Does_nothing_to_undecorated_string_property()
{
const string str = "LEAVE ME ALONE!";
var testDataModel = new TestDataModel
{
LeaveMeAloneString = str
};
var result = DataStringPropertyHelper.ValidateString(testDataModel, m => m.LeaveMeAloneString);
Assert.AreEqual(str, testDataModel.LeaveMeAloneString);
Assert.Null(result);
}
public void Returns_truncated_string_results()
{
var results = DataStringPropertyHelper.GetTruncatedStrings(new TestDataModel
{
TruncateMe = "TRUNCATE ME!",
BaseString = "BASESTRING!"
});
Assert.AreEqual(2, results.Count);
Assert.True(results.Count(r => r.TruncatedString == "TRUNCATE ME!") == 1);
Assert.True(results.Count(r => r.TruncatedString == "BASESTRING!") == 1);
}
public void Modifies_base_string_property_as_expected()
{
var testDataModel = new TestDataModel
{
BaseString = "BASESTRING"
};
var result = DataStringPropertyHelper.ValidateString(testDataModel, m => m.BaseString);
Assert.AreEqual("BASES", testDataModel.BaseString);
Assert.AreEqual("TestDataModel.BaseString", result.PropertyName);
Assert.False(result.SetRequiredToEmpty);
Assert.AreEqual("BASESTRING", result.TruncatedString);
Assert.AreEqual(5, result.TruncatedLength);
}
public void Iterates_through_object_graph_as_expected()
{
var test = new TestDataModel
{
TruncateMe = "TRUNCATE ME!",
Child = new TestDataModelChild
{
ChildString = "AND ME!"
}
};
var results = DataStringPropertyHelper.GetTruncatedStringsInGraph(test);
Assert.AreEqual(2, results.Count);
Assert.AreEqual("TRUN", test.TruncateMe);
Assert.AreEqual("AND", test.Child.ChildString);
}
