public void GetValue_Returns_Correct_Type()
{
TypeParameterTest(Utilities.SettingNames.TEST_SETTING_NAME, typeof(string));
TypeParameterTest(Utilities.SettingNames.TEST_CHARACTER_NAME, typeof(char));
TypeParameterTest(Utilities.SettingNames.TEST_BOOLEAN_NAME, typeof(bool));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(byte));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(sbyte));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(decimal));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(double));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(float));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(int));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(uint));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(long));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(ulong));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(short));
TypeParameterTest(Utilities.SettingNames.TEST_INTEGER_NAME, typeof(ushort));
GenericTypeTest <string>(Utilities.SettingNames.TEST_SETTING_NAME);
GenericTypeTest <char>(Utilities.SettingNames.TEST_CHARACTER_NAME);
GenericTypeTest <bool>(Utilities.SettingNames.TEST_BOOLEAN_NAME);
GenericTypeTest <byte>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <sbyte>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <decimal>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <double>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <float>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <int>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <uint>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <long>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <ulong>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <short>(Utilities.SettingNames.TEST_INTEGER_NAME);
GenericTypeTest <ushort>(Utilities.SettingNames.TEST_INTEGER_NAME);
void TypeParameterTest(string setting, Type type)
{
try
{
IValueCache cache = new ValueCache();
cache.RegisterValue(setting, type);
Assert.That(cache.GetValue(setting), Is.TypeOf(type), $"Failed for {type.Name}");
}
catch (Exception ex)
{
throw new ApplicationException($"Failed for {type.Name}", ex);
}
}
void GenericTypeTest <T>(string setting)
{
try
{
IValueCache cache = new ValueCache();
cache.RegisterValue(setting, typeof(T));
Assert.That(cache.GetValue <T>(setting), Is.TypeOf <T>(), $"Failed for {typeof(T).Name}");
}
catch (Exception ex)
{
throw new ApplicationException($"Failed for {typeof(T).Name}", ex);
}
}
}
public void GetValue_From_Template_Type_Returns_Not_Null_Or_Empty()
{
IValueCache cache = new ValueCache();
cache.RegisterValue(Utilities.SettingNames.TEST_SETTING_NAME);
Assert.That(cache.GetValue <string>(Utilities.SettingNames.TEST_SETTING_NAME), Is.Not.Null.And.Not.Empty);
}
public void GetValue_Throws_Exception_When_Custom_Type_Cast_Not_Provided()
{
IValueCache cache = new ValueCache();
cache.RegisterValue(Utilities.SettingNames.TEST_SETTING_NAME, typeof(TestCustomClass), true, null);
Assert.That(() => cache.GetValue(Utilities.SettingNames.TEST_SETTING_NAME), Throws.Exception);
}
public void GetValue_Throws_ConfigurationErrorsException_When_Setting_Not_Found_And_Required()
{
IValueCache cache = new ValueCache();
cache.RegisterValue(Utilities.SettingNames.SETTING_THAT_NOT_EXISTS, typeof(string));
Assert.That(() => cache.GetValue(Utilities.SettingNames.SETTING_THAT_NOT_EXISTS), Throws.TypeOf <ConfigurationErrorsException>());
}
public void GetValue_Supports_Custom_Type_Casting()
{
IValueCache cache = new ValueCache();
cache.RegisterValue(Utilities.SettingNames.TEST_SETTING_NAME, typeof(TestCustomClass), true,
setting => new TestCustomClass
{
TestStringProperty = setting
}
);
Assert.That(cache.GetValue <TestCustomClass>(Utilities.SettingNames.TEST_SETTING_NAME)?.TestStringProperty, Is.Not.Null.And.EqualTo(ApplicationSettings.AsString(Utilities.SettingNames.TEST_SETTING_NAME)));
}
public void GetValue_From_Template_Type_Throws_When_Not_Registered()
{
IValueCache cache = new ValueCache();
Assert.That(() => cache.GetValue <string>(Utilities.SettingNames.TEST_SETTING_NAME), Throws.Exception);
}