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//
// LoopUnitTests.swift
// LoopAlgorithm
//
// Created by Cameron Ingham on 11/12/24.
//
import XCTest
@testable import LoopAlgorithm
#if canImport(HealthKit)
import HealthKit
class LoopUnitTests: XCTestCase {
func testGram() {
let unit = LoopUnit.gram
let hkUnit = HKUnit.gram()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testGramsPerUnit() {
let unit = LoopUnit.gramsPerUnit
let hkUnit = HKUnit.gram().unitDivided(by: .internationalUnit())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testInternationalUnit() {
let unit = LoopUnit.internationalUnit
let hkUnit = HKUnit.internationalUnit()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testInternationalUnitsPerHour() {
let unit = LoopUnit.internationalUnitsPerHour
let hkUnit = HKUnit.internationalUnit().unitDivided(by: .hour())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMilligramsPerDeciliter() {
let unit = LoopUnit.milligramsPerDeciliter
let hkUnit = HKUnit.gramUnit(with: .milli).unitDivided(by: .literUnit(with: .deci))
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMilligramsPerDeciliterPerSecond() {
let unit = LoopUnit.milligramsPerDeciliterPerSecond
let hkUnit = HKUnit.gramUnit(with: .milli).unitDivided(by: .literUnit(with: .deci)).unitDivided(by: .second())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMilligramsPerDeciliterPerMinute() {
let unit = LoopUnit.milligramsPerDeciliterPerMinute
let hkUnit = HKUnit.gramUnit(with: .milli).unitDivided(by: .literUnit(with: .deci)).unitDivided(by: .minute())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMilligramsPerDeciliterPerInternationalUnit() {
let unit = LoopUnit.milligramsPerDeciliterPerInternationalUnit
let hkUnit = HKUnit.gramUnit(with: .milli).unitDivided(by: .literUnit(with: .deci)).unitDivided(by: .internationalUnit())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMillimolesPerLiter() {
let unit = LoopUnit.millimolesPerLiter
let hkUnit = HKUnit.moleUnit(with: .milli, molarMass: HKUnitMolarMassBloodGlucose).unitDivided(by: .liter())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMillimolesPerLiterPerSecond() {
let unit = LoopUnit.millimolesPerLiterPerSecond
let hkUnit = HKUnit.moleUnit(with: .milli, molarMass: HKUnitMolarMassBloodGlucose).unitDivided(by: .liter()).unitDivided(by: .second())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMillimolesPerLiterPerMinute() {
let unit = LoopUnit.millimolesPerLiterPerMinute
let hkUnit = HKUnit.moleUnit(with: .milli, molarMass: HKUnitMolarMassBloodGlucose).unitDivided(by: .liter()).unitDivided(by: .minute())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMillimolesPerLiterPerInternationalUnit() {
let unit = LoopUnit.millimolesPerLiterPerInternationalUnit
let hkUnit = HKUnit.moleUnit(with: .milli, molarMass: HKUnitMolarMassBloodGlucose).unitDivided(by: .liter()).unitDivided(by: .internationalUnit())
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testPercent() {
let unit = LoopUnit.percent
let hkUnit = HKUnit.percent()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testHour() {
let unit = LoopUnit.hour
let hkUnit = HKUnit.hour()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testMinute() {
let unit = LoopUnit.minute
let hkUnit = HKUnit.minute()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testSecond() {
let unit = LoopUnit.second
let hkUnit = HKUnit.second()
testUnitString(unit: unit, hkUnit: hkUnit)
testUnitStringConversion(unit: unit, hkUnit: hkUnit)
}
func testTimeConversion() {
var unit1 = LoopUnit.second
var unit2 = LoopUnit.minute
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), 60)
unit1 = LoopUnit.milligramsPerDeciliterPerSecond
unit2 = LoopUnit.milligramsPerDeciliterPerMinute
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), 1/60)
unit1 = LoopUnit.millimolesPerLiterPerSecond
unit2 = LoopUnit.millimolesPerLiterPerMinute
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), 1/60)
unit1 = LoopUnit.minute
unit2 = LoopUnit.hour
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), 60)
unit1 = LoopUnit.second
unit2 = LoopUnit.hour
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/3600)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), 3600)
}
func testGlucoseConversion() {
var unit1 = LoopUnit.milligramsPerDeciliter
var unit2 = LoopUnit.millimolesPerLiter
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible)
unit1 = LoopUnit.milligramsPerDeciliterPerSecond
unit2 = LoopUnit.millimolesPerLiterPerSecond
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible)
unit1 = LoopUnit.milligramsPerDeciliterPerMinute
unit2 = LoopUnit.millimolesPerLiterPerMinute
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible)
unit1 = LoopUnit.milligramsPerDeciliterPerInternationalUnit
unit2 = LoopUnit.millimolesPerLiterPerInternationalUnit
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible)
unit1 = LoopUnit.milligramsPerDeciliterPerMinute
unit2 = LoopUnit.millimolesPerLiterPerSecond
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible * 60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible / 60)
unit1 = LoopUnit.milligramsPerDeciliterPerSecond
unit2 = LoopUnit.millimolesPerLiterPerMinute
XCTAssertEqual(unit1.conversionFactor(toUnit: unit2), 1/UnitMolarMassBloodGlucoseDivisible / 60)
XCTAssertEqual(unit2.conversionFactor(toUnit: unit1), UnitMolarMassBloodGlucoseDivisible * 60)
let quantity1 = LoopQuantity(unit: .millimolesPerLiter, doubleValue: 4)
let quantity2 = LoopQuantity(unit: .milligramsPerDeciliter, doubleValue: 72.06235200002165)
XCTAssertEqual(quantity1, quantity2)
}
}
extension LoopUnitTests {
private func testUnitString(unit: LoopUnit, hkUnit: HKUnit) {
XCTAssertEqual(unit.unitString, hkUnit.unitString)
}
private func testUnitStringConversion(unit: LoopUnit, hkUnit: HKUnit) {
let hkUnitFromLoopUnit = HKUnit(from: unit.unitString)
XCTAssertEqual(hkUnitFromLoopUnit, hkUnit)
let loopUnitFromHKUnit = LoopUnit(from: hkUnit.unitString)
XCTAssertEqual(loopUnitFromHKUnit, unit)
}
}
#endif