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TestLengthFormatter.swift
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// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
classTestLengthFormatter:XCTestCase{
letformatter:LengthFormatter=LengthFormatter()
overridefunc setUp(){
formatter.numberFormatter.locale =Locale(identifier:"en_US")
formatter.isForPersonHeightUse =false
super.setUp()
}
func test_stringFromMetersUS(){
XCTAssertEqual(formatter.string(fromMeters:-100000),"-62.137 mi")
XCTAssertEqual(formatter.string(fromMeters:-1),"-0.001 mi")
XCTAssertEqual(formatter.string(fromMeters:0.00001),"0 in")
XCTAssertEqual(formatter.string(fromMeters:0.0001),"0.004 in")
XCTAssertEqual(formatter.string(fromMeters:0.001),"0.039 in")
XCTAssertEqual(formatter.string(fromMeters:0.01),"0.394 in")
XCTAssertEqual(formatter.string(fromMeters:0.1),"3.937 in")
XCTAssertEqual(formatter.string(fromMeters:1),"1.094 yd")
XCTAssertEqual(formatter.string(fromMeters:10),"10.936 yd")
XCTAssertEqual(formatter.string(fromMeters:10000),"6.214 mi")
XCTAssertEqual(formatter.string(fromMeters:1000000),"621.373 mi")
XCTAssertEqual(formatter.string(fromMeters:10000000),"6,213.727 mi")
XCTAssertEqual(formatter.string(fromMeters:100000000),"62,137.274 mi")
}
func test_stringFromMetersUSPersonHeight(){
formatter.isForPersonHeightUse =true
XCTAssertEqual(formatter.string(fromMeters:-100000),"-328,083 ft, 11.874 in")
XCTAssertEqual(formatter.string(fromMeters:-1),"-3 ft, 3.37 in")
XCTAssertEqual(formatter.string(fromMeters:0.00001),"0 ft, 0 in")
XCTAssertEqual(formatter.string(fromMeters:0.0001),"0 ft, 0.004 in")
XCTAssertEqual(formatter.string(fromMeters:0.001),"0 ft, 0.039 in")
XCTAssertEqual(formatter.string(fromMeters:0.01),"0 ft, 0.394 in")
XCTAssertEqual(formatter.string(fromMeters:0.1),"0 ft, 3.937 in")
XCTAssertEqual(formatter.string(fromMeters:1),"3 ft, 3.37 in")
XCTAssertEqual(formatter.string(fromMeters:10),"32 ft, 9.701 in")
XCTAssertEqual(formatter.string(fromMeters:100000000),"328,083,989 ft, 6.016 in")
}
func test_stringFromMetersMetric(){
formatter.numberFormatter.locale =Locale(identifier:"en_GB")
XCTAssertEqual(formatter.string(fromMeters:-10000),"-10 km")
XCTAssertEqual(formatter.string(fromMeters:-1),"-0.001 km")
XCTAssertEqual(formatter.string(fromMeters:0.00001),"0.01 mm")
XCTAssertEqual(formatter.string(fromMeters:0.0001),"0.1 mm")
XCTAssertEqual(formatter.string(fromMeters:0.001),"1 mm")
XCTAssertEqual(formatter.string(fromMeters:0.01),"10 mm")
XCTAssertEqual(formatter.string(fromMeters:0.1),"10 cm")
XCTAssertEqual(formatter.string(fromMeters:0.5),"50 cm")
XCTAssertEqual(formatter.string(fromMeters:1),"100 cm")
XCTAssertEqual(formatter.string(fromMeters:10),"10 m")
XCTAssertEqual(formatter.string(fromMeters:10000),"10 km")
XCTAssertEqual(formatter.string(fromMeters:1000000),"1,000 km")
XCTAssertEqual(formatter.string(fromMeters:10000000),"10,000 km")
XCTAssertEqual(formatter.string(fromMeters:100000000),"100,000 km")
}
func test_stringFromMetersMetricPersonHeight(){
formatter.numberFormatter.locale =Locale(identifier:"en_GB")
formatter.isForPersonHeightUse =true
XCTAssertEqual(formatter.string(fromMeters:-1),"-100 cm")
XCTAssertEqual(formatter.string(fromMeters:0.001),"0.1 cm")
XCTAssertEqual(formatter.string(fromMeters:0.1),"10 cm")
XCTAssertEqual(formatter.string(fromMeters:10),"1,000 cm")
XCTAssertEqual(formatter.string(fromMeters:1000000),"100,000,000 cm")
}
func test_stringFromValue(){
formatter.unitStyle =.long
XCTAssertEqual(formatter.string(fromValue:0.002, unit:.millimeter),"0.002 millimeters")
XCTAssertEqual(formatter.string(fromValue:0, unit:.centimeter),"0 centimeters")
formatter.unitStyle =.short
XCTAssertEqual(formatter.string(fromValue:0.00000001, unit:.foot),"0′")
XCTAssertEqual(formatter.string(fromValue:2.4, unit:.inch),"2.4″")
XCTAssertEqual(formatter.string(fromValue:123456, unit:.yard),"123,456yd")
formatter.unitStyle =.medium
formatter.isForPersonHeightUse =true
XCTAssertEqual(formatter.string(fromValue:0.00000001, unit:.foot),"0 ft")
XCTAssertEqual(formatter.string(fromValue:987654321, unit:.yard),"987,654,321 yd")
formatter.isForPersonHeightUse =false
XCTAssertEqual(formatter.string(fromValue:5.3, unit:.millimeter),"5.3 mm")
XCTAssertEqual(formatter.string(fromValue:873.2345, unit:.centimeter),"873.234 cm")
}
func test_unitStringFromMeters(){
varunit=LengthFormatter.Unit.meter
XCTAssertEqual(formatter.unitString(fromMeters:-100000, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
XCTAssertEqual(formatter.unitString(fromMeters:-1, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
XCTAssertEqual(formatter.unitString(fromMeters:0.00001, usedUnit:&unit),"in")
XCTAssertEqual(unit,.inch)
XCTAssertEqual(formatter.unitString(fromMeters:0.0001, usedUnit:&unit),"in")
XCTAssertEqual(unit,.inch)
XCTAssertEqual(formatter.unitString(fromMeters:0.001, usedUnit:&unit),"in")
XCTAssertEqual(unit,.inch)
XCTAssertEqual(formatter.unitString(fromMeters:0.01, usedUnit:&unit),"in")
XCTAssertEqual(unit,.inch)
XCTAssertEqual(formatter.unitString(fromMeters:0.1, usedUnit:&unit),"in")
XCTAssertEqual(unit,.inch)
XCTAssertEqual(formatter.unitString(fromMeters:1, usedUnit:&unit),"yd")
XCTAssertEqual(unit,.yard)
XCTAssertEqual(formatter.unitString(fromMeters:10, usedUnit:&unit),"yd")
XCTAssertEqual(unit,.yard)
XCTAssertEqual(formatter.unitString(fromMeters:10000, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
XCTAssertEqual(formatter.unitString(fromMeters:1000000, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
XCTAssertEqual(formatter.unitString(fromMeters:10000000, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
XCTAssertEqual(formatter.unitString(fromMeters:100000000, usedUnit:&unit),"mi")
XCTAssertEqual(unit,.mile)
}
func test_unitStringFromValue(){
formatter.unitStyle =.long
XCTAssertEqual(formatter.unitString(fromValue:0.002, unit:.millimeter),"millimeters")
XCTAssertEqual(formatter.unitString(fromValue:0, unit:.centimeter),"centimeters")
formatter.unitStyle =.short
XCTAssertEqual(formatter.unitString(fromValue:0.00000001, unit:.foot),"′")
XCTAssertEqual(formatter.unitString(fromValue:123456, unit:.yard),"yd")
formatter.unitStyle =.medium
formatter.isForPersonHeightUse =true
XCTAssertEqual(formatter.unitString(fromValue:0.00000001, unit:.foot),"ft")
XCTAssertEqual(formatter.unitString(fromValue:987654321, unit:.yard),"yd")
formatter.isForPersonHeightUse =false
XCTAssertEqual(formatter.unitString(fromValue:5.3, unit:.millimeter),"mm")
XCTAssertEqual(formatter.unitString(fromValue:873.2345, unit:.centimeter),"cm")
}
}
