public void FindOrGenerateDynamicBuilderFor_GivenNull_ShouldReturnNull()
{
//---------------Set up test pack-------------------
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var result = GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(null);
//---------------Test Result -----------------------
Expect(result).To.Be.Null();
}
public void FindOrGenerateDynamicBuilderFor_GivenTypeWithNoBuilder_SecondCallShouldReturnSameBuilderType()
{
//---------------Set up test pack-------------------
var type = typeof(SomeClassWithoutABuilder2);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var result1 = GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(type);
var result2 = GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(type);
//---------------Test Result -----------------------
Assert.AreEqual(result1, result2);
}
private TEntity BuildWithBuilder()
{
var entityType = typeof(TEntity);
var builderType = GenericBuilderLocator.TryFindExistingBuilderFor(entityType)
?? GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(entityType);
Assert.IsNotNull(builderType, $"Can't find or create a builder for {entityType.Name}");
var builder = Activator.CreateInstance(builderType) as IGenericBuilder;
Assert.IsNotNull(builder, $"Located builder {builderType.Name} does not implement IGenericBuilder");
var entity = builder.GenericWithRandomProps().GenericBuild() as TEntity;
Assert.IsNotNull(entity, $"located builder {builderType.Name} for {entityType.Name} builds NULL or invalid entity");
return(entity);
}
public void GetBuilderFor_WhenCannotFindExistingBuilderForType_ShouldGenerateIt()
{
//---------------Set up test pack-------------------
var type = typeof(AnotherEntityWithoutBuilder);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var builder = GenericBuilderLocator.GetBuilderFor(type);
var dynamicBuilder = GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(type);
//---------------Test Result -----------------------
Expect(builder).Not.To.Be.Null();
Expect(dynamicBuilder).To.Equal(builder);
}
public void FindOrGenerateDynamicBuilderFor_GivenTypeWithNoBuilder_FirstCallShouldCreateBuilderType()
{
//---------------Set up test pack-------------------
var type = typeof(SomeClassWithoutABuilder1);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
var result = GenericBuilderLocator.FindOrGenerateDynamicBuilderFor(type);
//---------------Test Result -----------------------
Expect(result).Not.To.Be.Null();
var genericBuilderType = typeof(GenericBuilder <,>);
var baseType = result.BaseType;
Expect(genericBuilderType).To.Equal(baseType.GetGenericTypeDefinition());
Expect(type).To.Equal(baseType.GetGenericArguments()[1]);
}