58 lines
1.7 KiB
Swift
58 lines
1.7 KiB
Swift
// Copyright 2020 Tokamak contributors
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
//
|
|
// Created by Max Desiatov on 18/12/2018.
|
|
//
|
|
|
|
import TokamakCore
|
|
|
|
/// A class that `TestRenderer` uses as a target.
|
|
/// When rendering to a `TestView` instance it is possible
|
|
/// to examine its `subviews` and `props` for testing.
|
|
public final class TestView: Target {
|
|
/// Subviews of this test view.
|
|
public private(set) var subviews: [TestView]
|
|
|
|
/// Parent `TestView` instance that owns this instance as a child
|
|
private weak var parent: TestView?
|
|
|
|
public var view: AnyView
|
|
|
|
/** Initialize a new test view. */
|
|
init<V: View>(_ view: V, _ subviews: [TestView] = []) {
|
|
self.subviews = subviews
|
|
self.view = AnyView(view)
|
|
}
|
|
|
|
/** Add a subview to this test view.
|
|
- parameter subview: the subview to be added to this view.
|
|
*/
|
|
func add(subview: TestView) {
|
|
subviews.append(subview)
|
|
subview.parent = self
|
|
}
|
|
|
|
/** Remove a subview from this test view.
|
|
- parameter subview: the subview to be removed from this view.
|
|
*/
|
|
func remove(subview: TestView) {
|
|
subviews.removeAll { $0 === subview }
|
|
}
|
|
|
|
/// Remove this test view from a superview if there is any
|
|
func removeFromSuperview() {
|
|
parent?.remove(subview: self)
|
|
}
|
|
}
|