private object TryGetInitializerFromEntityFrameworkSection(Type contextType)
{
return(this._entityFrameworkSettings.Contexts.OfType <ContextElement>().Where <ContextElement>((Func <ContextElement, bool>)(e =>
{
if (!e.IsDatabaseInitializationDisabled)
{
return !string.IsNullOrWhiteSpace(e.DatabaseInitializer.InitializerTypeName);
}
return true;
})).Select <ContextElement, object>((Func <ContextElement, object>)(e => InitializerConfig.TryGetInitializer(contextType, e.ContextTypeName, e.DatabaseInitializer.InitializerTypeName ?? string.Empty, e.IsDatabaseInitializationDisabled, (Func <object[]>)(() => e.DatabaseInitializer.Parameters.GetTypedParameterValues()), new Func <object, object, string>(Strings.Database_InitializeFromConfigFailed)))).FirstOrDefault <object>((Func <object, bool>)(i => i != null)));
}
public void TryGetInitializer_throws_if_null_or_empty_context_type_is_registered_in_app_settings_section()
{
var configurationCollection = new KeyValueConfigurationCollection
{
{ "DatabaseInitializerForType ", "Disabled" }
};
var initializerConfig = new InitializerConfig(new EntityFrameworkSection(), configurationCollection);
Assert.Equal(
Strings.Database_BadLegacyInitializerEntry("DatabaseInitializerForType ", "Disabled"),
Assert.Throws <InvalidOperationException>(() => initializerConfig.TryGetInitializer(typeof(FakeContext))).Message);
}
public void TryGetInitializer_returns_initializer_created_with_given_parameters_when_registered_in_config_section()
{
var initializer = new InitializerConfig(
CreateEfSection(
typeof(FakeContext).AssemblyQualifiedName,
typeof(FakeInitializer <FakeContext>).AssemblyQualifiedName,
initializerDisabled: false,
initializerParams: new object[] { "Wiggo", 1 }),
new KeyValueConfigurationCollection()).TryGetInitializer(typeof(FakeContext));
Assert.IsType <FakeInitializer <FakeContext> >(initializer);
Assert.Equal("Wiggo", ((FakeInitializer <FakeContext>)initializer).Hero);
Assert.Equal(1, ((FakeInitializer <FakeContext>)initializer).Wheredecome);
}
private static void TestBadType(string contextTypeName, string initializerTypeName, bool initializerDisabled)
{
var initializerConfig = new InitializerConfig(
CreateEfSection(contextTypeName, initializerTypeName, initializerDisabled),
new KeyValueConfigurationCollection());
var exception = Assert.Throws <InvalidOperationException>(() => initializerConfig.TryGetInitializer(typeof(FakeContext)));
Assert.Equal(
Strings.Database_InitializeFromConfigFailed(
initializerDisabled ? "Disabled" : initializerTypeName,
contextTypeName), exception.Message);
Assert.IsType <TypeLoadException>(exception.InnerException);
}
private static void TestBadTypeLegacy(string contextTypeName, string configValue, bool initializerDisabled)
{
var configurationCollection = new KeyValueConfigurationCollection
{
{ "DatabaseInitializerForType " + contextTypeName, configValue }
};
var initializerConfig = new InitializerConfig(new EntityFrameworkSection(), configurationCollection);
var exception = Assert.Throws <InvalidOperationException>(() => initializerConfig.TryGetInitializer(typeof(FakeContext)));
Assert.Equal(
Strings.Database_InitializeFromLegacyConfigFailed(
initializerDisabled ? "Disabled" : configValue,
contextTypeName), exception.Message);
Assert.IsType <TypeLoadException>(exception.InnerException);
}
private object TryGetInitializerFromLegacyConfig(Type contextType)
{
foreach (string index in ((IEnumerable <string>) this._appSettings.AllKeys).Where <string>((Func <string, bool>)(k => k.StartsWith("DatabaseInitializerForType", StringComparison.OrdinalIgnoreCase))))
{
string contextTypeName = index.Remove(0, "DatabaseInitializerForType".Length).Trim();
string initializerTypeName = (this._appSettings[index].Value ?? string.Empty).Trim();
if (string.IsNullOrWhiteSpace(contextTypeName))
{
throw new InvalidOperationException(Strings.Database_BadLegacyInitializerEntry((object)index, (object)initializerTypeName));
}
object initializer = InitializerConfig.TryGetInitializer(contextType, contextTypeName, initializerTypeName, initializerTypeName.Length == 0 || initializerTypeName.Equals("Disabled", StringComparison.OrdinalIgnoreCase), (Func <object[]>)(() => new object[0]), new Func <object, object, string>(Strings.Database_InitializeFromLegacyConfigFailed));
if (initializer != null)
{
return(initializer);
}
}
return((object)null);
}
