swift-corelibs-foundation/Tests/Foundation/TestUnit.swift at main · swiftlang/swift-corelibs-foundation · GitHub

Name: swift-corelibs-foundation/Tests/Foundation/TestUnit.swift at main · swiftlang/swift-corelibs-foundation · GitHub
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// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2019 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//

classTestUnit:XCTestCase{

func test_equality(){
lets1="a"
lets2="ab"

letu1=Unit(symbol: s1)
letu2=Unit(symbol: s1)
letu3=Unit(symbol: s2)

XCTAssertEqual(u1, u2)
XCTAssertEqual(u2, u1)
XCTAssertNotEqual(u1, u3)
XCTAssertNotEqual(u3, u1)

letuc1=UnitConverterLinear(coefficient:1, constant:2)
letuc2=UnitConverterLinear(coefficient:1, constant:3)

letd1=Dimension(symbol: s1, converter: uc1)
letd2=Dimension(symbol: s1, converter: uc1)
letd3=Dimension(symbol: s2, converter: uc1)
letd4=Dimension(symbol: s1, converter: uc2)

XCTAssertEqual(d1, d2)
XCTAssertEqual(d2, d1)
XCTAssertNotEqual(d1, d3)
XCTAssertNotEqual(d3, d1)
XCTAssertNotEqual(d1, d4)
XCTAssertNotEqual(d4, d1)

XCTAssertEqual(u1, d1)
XCTAssertNotEqual(d1, u1)

func testEquality<T:Dimension>(ofDimensionSubclass:T.Type){
letu0=Unit(symbol: s1)
letd1=Dimension(symbol: s1, converter: uc1)

letu1=T(symbol: s1, converter: uc1)
letu2=T(symbol: s1, converter: uc1)
letu3=T(symbol: s1, converter: uc2)
letu4=T(symbol: s2, converter: uc1)

XCTAssertEqual(u1, u2)
XCTAssertEqual(u2, u1)
XCTAssertNotEqual(u1, u3)
XCTAssertNotEqual(u3, u1)
XCTAssertNotEqual(u1, u4)
XCTAssertNotEqual(u4, u1)

XCTAssertEqual(u0, u1)
XCTAssertNotEqual(u1, u0)

XCTAssertEqual(d1, u1)
XCTAssertNotEqual(u1, d1)
}

testEquality(ofDimensionSubclass:UnitAcceleration.self)
testEquality(ofDimensionSubclass:UnitAngle.self)
testEquality(ofDimensionSubclass:UnitArea.self)
testEquality(ofDimensionSubclass:UnitConcentrationMass.self)
testEquality(ofDimensionSubclass:UnitDispersion.self)
testEquality(ofDimensionSubclass:UnitDuration.self)
testEquality(ofDimensionSubclass:UnitElectricCharge.self)
testEquality(ofDimensionSubclass:UnitElectricCurrent.self)
testEquality(ofDimensionSubclass:UnitElectricPotentialDifference.self)
testEquality(ofDimensionSubclass:UnitElectricResistance.self)
testEquality(ofDimensionSubclass:UnitEnergy.self)
testEquality(ofDimensionSubclass:UnitFrequency.self)
testEquality(ofDimensionSubclass:UnitFuelEfficiency.self)
testEquality(ofDimensionSubclass:UnitIlluminance.self)
testEquality(ofDimensionSubclass:UnitInformationStorage.self)
testEquality(ofDimensionSubclass:UnitLength.self)
testEquality(ofDimensionSubclass:UnitMass.self)
testEquality(ofDimensionSubclass:UnitPower.self)
testEquality(ofDimensionSubclass:UnitPressure.self)
testEquality(ofDimensionSubclass:UnitSpeed.self)
testEquality(ofDimensionSubclass:UnitTemperature.self)
testEquality(ofDimensionSubclass:UnitVolume.self)
}
}