public void CascadeSettingsContainer_Constructor_CreatesEmptySources()
{
CascadeSettingsContainer container = new CascadeSettingsContainer();
Assert.NotNull(container.Sources);
Assert.Equal(0, container.Sources.Count);
Assert.Equal(SettingScopeEnum.User, container.EffectiveScope);
}
public void BaseSettingValue_Constructor_TakesContainerAndDefinition()
{
var definition = new IntegerSettingDefinition("test", "desc", 0);
var container = new CascadeSettingsContainer();
var settingValue = new SettingValue <int>(container, definition);
Assert.Equal(container, settingValue.SettingsContainer);
Assert.Equal(definition, settingValue.Definition);
}
public void CascadeSettingsContainer_AddSource_AddsToSourcesAndReturnsInstance()
{
var source = new CustomDataSource();
var container = new CascadeSettingsContainer();
var source1 = container.AddSource(source);
Assert.True(container.Sources.Contains(source));
Assert.Equal(source, source1);
}
public void BaseSettingValue_Value_RaisesExceptionIfNotConvertible()
{
var definition = new IntegerSettingDefinition("key1", "desc", 0);
var source = new CustomDataSource();
var container = new CascadeSettingsContainer();
container.AddSource(source);
var settingValue = new SettingValue <int>(container, definition);
source.Data["key1"] = "text";
Assert.Throws <InvalidOperationException>(() => settingValue.Value);
}
public void BaseSettingValue_Value_ReturnsEffectiveValue()
{
var definition = new IntegerSettingDefinition("key1", "desc", 0);
var source = new CustomDataSource();
var container = new CascadeSettingsContainer();
container.AddSource(source);
var settingValue = new SettingValue <int>(container, definition);
source.Data["key1"] = "100";
Assert.Equal(100, settingValue.Value);
}
public void CascadeSettingsContainer_GetEffectiveValue_EvaluatesSettingScope()
{
CascadeSettingsContainer container = new CascadeSettingsContainer();
var sourceA = container.AddSource(new CustomDataSource());
var sourceB = container.AddSource(new CustomDataSource());
sourceA.Data["key1"] = "value1A";
sourceB.Data["key1"] = "value2A";
sourceA.Scope = SettingScopeEnum.Application;
sourceB.Scope = SettingScopeEnum.User;
Assert.Equal("value2A", container.GetEffectiveValue("key1"));
Assert.Equal("value2A", container.GetEffectiveValue("key1", SettingScopeEnum.User));
Assert.Equal("value1A", container.GetEffectiveValue("key1", SettingScopeEnum.Application));
}
public void CascadeSettingsContainer_GetEffectiveValue_ReturnsLastValueInSourcesOrder()
{
CascadeSettingsContainer container = new CascadeSettingsContainer();
var sourceA = container.AddSource(new CustomDataSource());
var sourceB = container.AddSource(new CustomDataSource());
sourceA.Data["key1"] = "value1A";
sourceB.Data["key1"] = "value1B";
sourceA.Data["key2"] = "value2A";
sourceB.Data["key3"] = "value3B";
Assert.Equal("value1B", container.GetEffectiveValue("key1"));
Assert.Equal("value2A", container.GetEffectiveValue("key2"));
Assert.Equal("value3B", container.GetEffectiveValue("key3"));
Assert.Null(container.GetEffectiveValue("key4")); // unknown key
}
public void CascadeSettingsContainer_GetEffectiveValue_ReturnsNullIfNoSources()
{
CascadeSettingsContainer container = new CascadeSettingsContainer();
Assert.Null(container.GetEffectiveValue("somekey"));
}
