if err != nil {
		t.Fatal(err)
	}
	variablesMap := NewMapValue(variablesType)
	activation := &testActivation{variables: variablesMap}

	// add foo as a string
	variablesType.Fields["foo"] = apiservercel.NewDeclField("foo", apiservercel.StringType, true, nil, nil)
	variablesMap.Append("foo", func(_ *MapValue) ref.Val {
		return types.String("foo-string")
	})

	exp := "variables.foo == 'foo-string'"

func BuildRequestType() *apiservercel.DeclType {
	field := func(name string, declType *apiservercel.DeclType, required bool) *apiservercel.DeclField {
		return apiservercel.NewDeclField(name, declType, required, nil, nil)
	}
	fields := func(fields ...*apiservercel.DeclField) map[string]*apiservercel.DeclField {
		result := make(map[string]*apiservercel.DeclField, len(fields))
		for _, f := range fields {

	}, nil
}

func buildUserType() *apiservercel.DeclType {
	field := func(name string, declType *apiservercel.DeclType, required bool) *apiservercel.DeclField {
		return apiservercel.NewDeclField(name, declType, required, nil, nil)
	}
	fields := func(fields ...*apiservercel.DeclField) map[string]*apiservercel.DeclField {
		result := make(map[string]*apiservercel.DeclField, len(fields))
		for _, f := range fields {

			}
		})
	}
}

func TestBuildRequestType(t *testing.T) {
	f := func(name string, declType *apiservercel.DeclType, required bool) *apiservercel.DeclField {
		return apiservercel.NewDeclField(name, declType, required, nil, nil)
	}
	fs := func(fields ...*apiservercel.DeclField) map[string]*apiservercel.DeclField {
		result := make(map[string]*apiservercel.DeclField, len(fields))
		for _, f := range fields {

	MapType           *apiservercel.DeclType
	CompiledVariables map[string]CompilationResult
}

func (c *CompositionEnv) AddField(name string, celType *cel.Type) {
	c.MapType.Fields[name] = apiservercel.NewDeclField(name, convertCelTypeToDeclType(celType), true, nil, nil)
}

func NewCompositionEnv(typeName string, baseEnvSet *environment.EnvSet) (*CompositionEnv, error) {

	}, nil
}

func mustBuildEnv(baseEnv *environment.EnvSet) *environment.EnvSet {
	field := func(name string, declType *apiservercel.DeclType, required bool) *apiservercel.DeclField {
		return apiservercel.NewDeclField(name, declType, required, nil, nil)
	}
	fields := func(fields ...*apiservercel.DeclField) map[string]*apiservercel.DeclField {
		result := make(map[string]*apiservercel.DeclField, len(fields))
		for _, f := range fields {

				}
			}
			if fieldType := SchemaDeclType(prop, prop.IsXEmbeddedResource()); fieldType != nil {
				if propName, ok := apiservercel.Escape(name); ok {
					fields[propName] = apiservercel.NewDeclField(propName, fieldType, required[name], enumValues, prop.Default())
				}
				// the min serialized size for an object is 2 (for {}) plus the min size of all its required
				// properties

type DeclField struct {
	Name         string
	Type         *DeclType
	Required     bool
	enumValues   []interface{}
	defaultValue interface{}
}

func NewDeclField(name string, declType *DeclType, required bool, enumValues []interface{}, defaultValue interface{}) *DeclField {
	return &DeclField{
		Name:         name,
		Type:         declType,
		Required:     required,