FlexLayoutTests.swift

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import XCTest
@testable import FlexLayout

@MainActor
final class FlexLayoutTests: XCTestCase {

    func testRetainCycle() {
        weak var weakView: UIView? = nil
        _ = { _ in
            let strongView = UIView()
            strongView.flex.direction(.column)
            weakView = strongView
        }(())

        XCTAssertNil(weakView, "Creation of flex should not lead to retain cycle")
    }
  
    
    func testRemoveViewDynamically() {
        let rootFlexContainer = UIView()
        rootFlexContainer.flex.addItem(UIView())
        rootFlexContainer.flex.define { _ in }
        rootFlexContainer.flex.layout()
        
        rootFlexContainer.subviews.forEach { $0.removeFromSuperview() }
        rootFlexContainer.flex.markDirty()
        rootFlexContainer.flex.layout()

        XCTAssertTrue(rootFlexContainer.subviews.isEmpty)
    }
}