public void BindModel_Performs_ValidationOnArrays()
{
// Arrange
TypeMatchModelBinder binder = new TypeMatchModelBinder();
HttpActionContext actionContext = new HttpActionContext
{
ControllerContext = new HttpControllerContext {
Configuration = new HttpConfiguration()
}
};
Customer[] model = new[] { new Customer {
Age = 99999
} };
ModelBindingContext bindingContext = GetBindingContext(typeof(Customer[]));
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", model }
};
bindingContext.ModelState = actionContext.ModelState;
// Act
bool retVal = binder.BindModel(actionContext, bindingContext);
// Assert
Assert.True(retVal);
Assert.Same(model, bindingContext.Model);
Assert.True(actionContext.ModelState.ContainsKey("theModelName"));
Assert.False(actionContext.ModelState.IsValid);
Assert.Equal("The field Age must be between 0 and 100.", actionContext.ModelState["theModelName[0].Age"].Errors[0].ErrorMessage);
}
public void BindModel_ValidValueProviderResult_ReturnsTrue()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", 42 }
};
TypeMatchModelBinder binder = new TypeMatchModelBinder();
HttpActionContext actionContext = new HttpActionContext
{
ControllerContext = new HttpControllerContext {
Configuration = new HttpConfiguration()
}
};
// Act
bool retVal = binder.BindModel(actionContext, bindingContext);
// Assert
Assert.True(retVal);
Assert.Equal(42, bindingContext.Model);
Assert.True(bindingContext.ModelState.ContainsKey("theModelName"));
}
public void BindModel_ThrowsArgument_IfConfigurationIsNullOnControllerContext()
{
// Arrange
TypeMatchModelBinder binder = new TypeMatchModelBinder();
HttpActionContext actionContext = new HttpActionContext
{
ControllerContext = new HttpControllerContext()
};
Customer model = new Customer {
Age = 99999
};
ModelBindingContext bindingContext = GetBindingContext(typeof(Customer));
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", model }
};
// Act
Assert.ThrowsArgument(
() => binder.BindModel(actionContext, bindingContext),
"actionContext",
"HttpControllerContext.Configuration must not be null."
);
}
public void GetCompatibleValueProviderResult_ValueProviderReturnsNull_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider();
// Act
ValueProviderResult vpResult = TypeMatchModelBinder.GetCompatibleValueProviderResult(bindingContext);
// Assert
Assert.Null(vpResult); // No key matched
}
public void GetCompatibleValueProviderResult_ValueProviderResultValid_ReturnsValueProviderResult()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", 42 }
};
// Act
ValueProviderResult vpResult = TypeMatchModelBinder.GetCompatibleValueProviderResult(bindingContext);
// Assert
Assert.NotNull(vpResult);
}
public void GetCompatibleValueProviderResult_ValueProviderResultRawValueIncorrect_ReturnsNull()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", "not an integer" }
};
// Act
ValueProviderResult vpResult = TypeMatchModelBinder.GetCompatibleValueProviderResult(bindingContext);
// Assert
Assert.Null(vpResult); // Raw value is the wrong type
}
public void BindModel_InvalidValueProviderResult_ReturnsFalse()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", "not an integer" }
};
TypeMatchModelBinder binder = new TypeMatchModelBinder();
// Act
bool retVal = binder.BindModel(null, bindingContext);
// Assert
Assert.False(retVal);
Assert.Empty(bindingContext.ModelState);
}
public void BindModel_InvalidValueProviderResult_ReturnsFalse()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", "not an integer" }
};
TypeMatchModelBinder binder = new TypeMatchModelBinder();
// Act
bool retVal = binder.BindModel(null, bindingContext);
// Assert
Assert.False(retVal);
Assert.Empty(bindingContext.ModelState);
}
public void BindModel_ValidValueProviderResult_ReturnsTrue()
{
// Arrange
ModelBindingContext bindingContext = GetBindingContext();
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", 42 }
};
TypeMatchModelBinder binder = new TypeMatchModelBinder();
// Act
bool retVal = binder.BindModel(null, bindingContext);
// Assert
Assert.True(retVal);
Assert.Equal(42, bindingContext.Model);
Assert.True(bindingContext.ModelState.ContainsKey("theModelName"));
}
public void BindModel_Performs_ValidationOnArrays()
{
// Arrange
TypeMatchModelBinder binder = new TypeMatchModelBinder();
HttpActionContext actionContext = new HttpActionContext
{
ControllerContext = new HttpControllerContext { Configuration = new HttpConfiguration() }
};
Customer[] model = new[] { new Customer { Age = 99999 } };
ModelBindingContext bindingContext = GetBindingContext(typeof(Customer[]));
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", model }
};
bindingContext.ModelState = actionContext.ModelState;
// Act
bool retVal = binder.BindModel(actionContext, bindingContext);
// Assert
Assert.True(retVal);
Assert.Same(model, bindingContext.Model);
Assert.True(actionContext.ModelState.ContainsKey("theModelName"));
Assert.False(actionContext.ModelState.IsValid);
Assert.Equal("The field Age must be between 0 and 100.", actionContext.ModelState["theModelName[0].Age"].Errors[0].ErrorMessage);
}
public void BindModel_ThrowsArgument_IfConfigurationIsNullOnControllerContext()
{
// Arrange
TypeMatchModelBinder binder = new TypeMatchModelBinder();
HttpActionContext actionContext = new HttpActionContext { ControllerContext = new HttpControllerContext() };
Customer model = new Customer { Age = 99999 };
ModelBindingContext bindingContext = GetBindingContext(typeof(Customer));
bindingContext.ValueProvider = new SimpleHttpValueProvider
{
{ "theModelName", model }
};
// Act
Assert.ThrowsArgument(() => binder.BindModel(actionContext, bindingContext),
"actionContext", "HttpControllerContext.Configuration must not be null.");
}
public override IModelBinder GetBinder(HttpActionContext actionContext, ModelBindingContext bindingContext)
{
return((TypeMatchModelBinder.GetCompatibleValueProviderResult(bindingContext) != null)
? new TypeMatchModelBinder()
: null /* no match */);
}