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denlvovich
103 lines
2.4 KiB
Swift
103 lines
2.4 KiB
Swift
import Foundation
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@testable import LayoutKit
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import Testing
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@Suite
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struct SliderModelTests {
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@Test(
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arguments: [
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(0, 999, 1),
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(0, 1000, 2),
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(0, 2000, 3),
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(0, 3000, 4),
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(-1000, 0, 2),
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(-500, 500, 2),
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]
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)
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func stepSize(minValue: Int, maxValue: Int, expectedStepSize: CGFloat) {
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let model = makeSliderModel(minValue: minValue, maxValue: maxValue)
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#expect(model.stepSize == expectedStepSize)
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}
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@Test(
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arguments: [
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(0, 100, 1, 0, 0),
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(0, 100, 1, 100, 100),
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(0, 2000, 3, 0, 0),
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(0, 2000, 3, 2.9, 0),
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(0, 2000, 3, 3, 3),
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(0, 2000, 3, 6, 6),
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(0, 2000, 3, 2000, 1998),
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(0, 2000, 3, 2001, 2000),
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(-100, 0, 1, -100, -100),
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(-100, 0, 1, -50.5, -51),
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(-100, 0, 1, 0, 0),
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(-1000, 0, 2, -500, -500),
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(-1000, 0, 2, -501, -502),
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]
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)
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func nearestMinValue(
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minValue: Int,
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maxValue: Int,
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stepSize: CGFloat,
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currentValue: CGFloat,
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expected: CGFloat
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) {
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let model = makeSliderModel(minValue: minValue, maxValue: maxValue)
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#expect(model.stepSize == stepSize)
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let result = model.nearestMinValue(currentValue)
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#expect(result == expected)
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}
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@Test(
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arguments: [
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(0, 100, 1, 0, 0),
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(0, 100, 1, 50.5, 51),
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(0, 100, 1, 100, 100),
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(0, 2000, 3, 3, 3),
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(0, 2000, 3, 4.5, 3),
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(0, 2000, 3, 5.5, 6),
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(0, 2000, 3, 1999.5, 2000),
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(0, 2000, 3, 2000, 2000),
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(-100, 0, 1, -50.5, -51),
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(-100, 0, 1, -50.4, -50),
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(-100, 0, 1, 0, 0),
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(-1000, 0, 2, -501, -502),
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(-1000, 0, 2, -500.5, -500),
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]
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)
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func nearestValue(
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minValue: Int,
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maxValue: Int,
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stepSize: CGFloat,
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currentValue: CGFloat,
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expected: CGFloat
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) {
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let model = makeSliderModel(minValue: minValue, maxValue: maxValue)
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#expect(model.stepSize == stepSize)
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let result = model.nearestValue(currentValue)
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#expect(result == expected)
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}
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}
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private func makeSliderModel(minValue: Int, maxValue: Int) -> SliderModel {
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let marksConfig = MarksConfigurationModel(
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minValue: CGFloat(minValue),
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maxValue: CGFloat(maxValue),
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activeMark: .empty,
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inactiveMark: .empty,
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layoutDirection: .leftToRight
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)
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return SliderModel(
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firstThumb: .empty,
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secondThumb: nil,
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minValue: minValue,
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maxValue: maxValue,
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marksConfiguration: marksConfig,
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ranges: [],
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layoutDirection: .leftToRight,
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isEnabled: true
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)
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}
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