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phranck
f880208a05
- PredefinedPaletteTests: Green, Amber, White, Red, NCurses palettes (12) - PaletteDefaultTests: Protocol default implementations (12) - GeneratedPaletteTests: Hue-based palette generation (7) - PaletteRegistryTests: Registry lookup and cycling order (6) - ThemeManagerCyclingTests: cycleNext/Previous, setCurrent, typed accessors (12) - KeyEventTests: Key enum, KeyEvent creation, parse() for all input types (38) - KeyEventDispatcherTests: Handler registration, reverse dispatch, cleanup (6) - AppStateTests: Render flag, observer notification (6) - BindingTests: Get/set, projectedValue, constant (6) - StatePropertyTests: Initial value, mutation, render trigger, binding (8) - PreferenceKeyTests: Default and custom reduce implementations (3) - PreferenceValuesTests: Subscript access, merge behavior (6) - PreferenceStorageTests: Stack push/pop, setValue, callbacks, reset (12) - NavigationTitleKeyTests: Built-in preference key (3) Each suite in its own file (14 new files). One suite per file convention. Total: 288 → 428 tests (+140 new)
62 lines
1.7 KiB
Swift
62 lines
1.7 KiB
Swift
//
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// PreferenceKeyTests.swift
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// TUIkit
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//
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// Tests for PreferenceKey protocol: default reduce and custom reduce implementations.
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//
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import Testing
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@testable import TUIkit
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/// A simple string preference key for testing (default reduce = last value).
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private struct TestStringKey: PreferenceKey {
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static let defaultValue: String = "default"
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}
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/// A counter preference key with additive reduce.
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private struct TestCounterKey: PreferenceKey {
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static let defaultValue: Int = 0
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static func reduce(value: inout Int, nextValue: () -> Int) {
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value += nextValue()
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}
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}
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/// An array preference key with append reduce.
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private struct TestArrayKey: PreferenceKey {
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static let defaultValue: [String] = []
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static func reduce(value: inout [String], nextValue: () -> [String]) {
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value.append(contentsOf: nextValue())
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}
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}
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@Suite("PreferenceKey Tests")
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struct PreferenceKeyTests {
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@Test("Default reduce uses last value")
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func defaultReduce() {
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var value = TestStringKey.defaultValue
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TestStringKey.reduce(value: &value) { "first" }
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TestStringKey.reduce(value: &value) { "second" }
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#expect(value == "second")
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}
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@Test("Custom additive reduce accumulates")
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func customAdditiveReduce() {
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var value = TestCounterKey.defaultValue
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TestCounterKey.reduce(value: &value) { 5 }
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TestCounterKey.reduce(value: &value) { 3 }
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#expect(value == 8)
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}
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@Test("Custom array reduce appends")
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func customArrayReduce() {
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var value = TestArrayKey.defaultValue
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TestArrayKey.reduce(value: &value) { ["a"] }
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TestArrayKey.reduce(value: &value) { ["b", "c"] }
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#expect(value == ["a", "b", "c"])
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}
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}
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