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Add testing for state properties

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This commit is contained in:
david-swift 2024-06-21 10:20:33 +02:00
parent 1d7c80f5e7
commit 4b9ea1e883
3 changed files with 32 additions and 11 deletions
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2
Sources/Model/Data Flow/UpdateManager.swift
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@ -27,7 +27,7 @@ public enum UpdateManager {
/// Add a handler that is called when the user interface should update. /// Add a handler that is called when the user interface should update.
/// - Parameter handler: The handler. The parameter defines whether the whole UI should be force updated. /// - Parameter handler: The handler. The parameter defines whether the whole UI should be force updated.
static func addUpdateHandler(handler: @escaping (Bool) -> Void) { public static func addUpdateHandler(handler: @escaping (Bool) -> Void) {
updateHandlers.append(handler) updateHandlers.append(handler)
} }

22
Tests/DemoApp/DemoApp.swift
View File

@ -1,19 +1,18 @@
import Foundation
import Meta import Meta
import SampleBackends import SampleBackends
struct DemoView: View { struct DemoView: View {
@State private var test = "" @State private var test = "Label"
var view: Body { var view: Body {
Wrapper { Backend1.TestWidget1()
Backend1.TestWidget1() Backend1.Button(test) {
Backend1.Button(test) { test = "\(Int.random(in: 1...10))"
test = "\(Int.random(in: 0...10))"
}
TestView()
testContent
} }
TestView()
testContent
} }
@ViewBuilder @ViewBuilder
@ -43,3 +42,10 @@ for round in 0...2 {
print("#\(round)") print("#\(round)")
DemoView().updateStorage(storage, modifiers: modifiers, updateProperties: true, type: backendType) DemoView().updateStorage(storage, modifiers: modifiers, updateProperties: true, type: backendType)
} }
UpdateManager.addUpdateHandler { _ in
print("#Handler")
DemoView().updateStorage(storage, modifiers: modifiers, updateProperties: false, type: backendType)
}
sleep(2)

19
Tests/SampleBackends/Backend1.swift
View File

@ -56,7 +56,12 @@ public enum Backend1 {
public struct Button: BackendWidget { public struct Button: BackendWidget {
var label: String
var action: () -> Void
public init(_ label: String, action: @escaping () -> Void) { public init(_ label: String, action: @escaping () -> Void) {
self.label = label
self.action = action
} }
public var debugTreeContent: [(String, body: Body)] { public var debugTreeContent: [(String, body: Body)] {
@ -64,14 +69,24 @@ public enum Backend1 {
} }
public var debugTreeParameters: [(String, value: any CustomStringConvertible)] { public var debugTreeParameters: [(String, value: any CustomStringConvertible)] {
[] _ = action
return [("label", value: label), ("action", value: "() -> Void")]
} }
public func container<WidgetType>(modifiers: [(any AnyView) -> any AnyView], type: WidgetType.Type) -> ViewStorage { public func container<WidgetType>(modifiers: [(any AnyView) -> any AnyView], type: WidgetType.Type) -> ViewStorage {
.init(nil) Task {
try await Task.sleep(for: .seconds(1))
action()
}
return .init(nil)
} }
public func update<WidgetType>(_ storage: ViewStorage, modifiers: [(any AnyView) -> any AnyView], updateProperties: Bool, type: WidgetType.Type) { public func update<WidgetType>(_ storage: ViewStorage, modifiers: [(any AnyView) -> any AnyView], updateProperties: Bool, type: WidgetType.Type) {
if updateProperties {
print("Update button")
} else {
print("Do not update button")
}
} }
} }