Move tests to commonTest; convert some classes from Swift to Kotlin

core/src/commonTest/kotlin/org/isoron/DependencyResolver.kt

@@ -21,6 +21,11 @@ package org.isoron
 
 import org.isoron.platform.gui.*
 import org.isoron.platform.io.*
+import org.isoron.platform.time.*
+
+enum class Locale {
+    US, JAPAN
+}
 
 interface CanvasHelper {
     fun createCanvas(width: Int, height: Int): Canvas
@@ -28,7 +33,10 @@ interface CanvasHelper {
 }
 
 expect object DependencyResolver {
+    val supportsDatabaseTests: Boolean
+    val supportsCanvasTests: Boolean
     suspend fun getFileOpener(): FileOpener
     suspend fun getDatabase(): Database
     fun getCanvasHelper(): CanvasHelper
+    fun getDateFormatter(locale: Locale): LocalDateFormatter
 }

core/src/commonTest/kotlin/org/isoron/platform/gui/CanvasTest.kt

@@ -25,6 +25,7 @@ import kotlin.test.*
 class CanvasTest {
     @Test
     fun run() {
+        if (!DependencyResolver.supportsCanvasTests) return
         val helper = DependencyResolver.getCanvasHelper()
         val canvas = helper.createCanvas(500, 400)
 

core/src/commonTest/kotlin/org/isoron/platform/io/DatabaseTest.kt

@@ -26,6 +26,7 @@ class DatabaseTest  {
 
     @Test
     fun testUsage() = asyncTest{
+        if (!DependencyResolver.supportsDatabaseTests) return@asyncTest
         val db = DependencyResolver.getDatabase()
 
         db.setVersion(0)

core/src/commonTest/kotlin/org/isoron/platform/time/DatesTest.kt

@@ -17,14 +17,10 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-package org.isoron.platform
+package org.isoron.platform.time
-
-import junit.framework.TestCase.*
-import org.isoron.platform.time.*
-import org.junit.*
-import java.util.*
-import java.util.Calendar.*
 
+import org.isoron.*
+import kotlin.test.*
 
 class DatesTest {
     private val d1 = LocalDate(2019, 3, 25)
@@ -32,7 +28,7 @@ class DatesTest {
     private val d3 = LocalDate(2019, 5, 12)
 
     @Test
-    fun plusMinusDays() {
+    fun testPlusMinusDays() {
         val today = LocalDate(2019, 3, 25)
         assertEquals(today.minus(28), LocalDate(2019, 2, 25))
         assertEquals(today.plus(7), LocalDate(2019, 4, 1))
@@ -40,8 +36,8 @@ class DatesTest {
     }
 
     @Test
-    fun shortMonthName() {
+    fun testFormatter() {
-        var fmt = JavaLocalDateFormatter(Locale.US)
+        var fmt = DependencyResolver.getDateFormatter(Locale.US)
         assertEquals("Mon", fmt.shortWeekdayName(d1))
         assertEquals("Thu", fmt.shortWeekdayName(d2))
         assertEquals("Sun", fmt.shortWeekdayName(d3))
@@ -49,7 +45,7 @@ class DatesTest {
         assertEquals("Apr", fmt.shortMonthName(d2))
         assertEquals("May", fmt.shortMonthName(d3))
 
-        fmt = JavaLocalDateFormatter(Locale.JAPAN)
+        fmt = DependencyResolver.getDateFormatter(Locale.JAPAN)
         assertEquals("月", fmt.shortWeekdayName(d1))
         assertEquals("木", fmt.shortWeekdayName(d2))
         assertEquals("日", fmt.shortWeekdayName(d3))
@@ -59,13 +55,7 @@ class DatesTest {
     }
 
     @Test
-    fun weekDay() {
+    fun testTimestamps() {
-        assertEquals(DayOfWeek.SUNDAY, LocalDate(2015, 1, 25).dayOfWeek)
-        assertEquals(DayOfWeek.MONDAY, LocalDate(2017, 7, 3).dayOfWeek)
-    }
-
-    @Test
-    fun timestamps() {
         val timestamps = listOf(Timestamp(1555977600000),
                                 Timestamp(968716800000),
                                 Timestamp(946684800000))
@@ -77,7 +67,7 @@ class DatesTest {
     }
 
     @Test
-    fun isOlderThan() {
+    fun testIsOlderThan() {
         val ref = LocalDate(2010, 10, 5)
         assertTrue(ref.isOlderThan(LocalDate(2010, 10, 10)))
         assertTrue(ref.isOlderThan(LocalDate(2010, 11, 4)))
@@ -104,39 +94,49 @@ class DatesTest {
     }
 
     @Test
-    fun gregorianCalendarConversion() {
+    fun testGregorianCalendarConversion() {
-        fun check(cal: GregorianCalendar, daysSince2000: Int) {
+        fun check(daysSince2000: Int,
-            val year = cal.get(YEAR)
+                  expectedYear: Int,
-            val month = cal.get(MONTH) + 1
+                  expectedMonth: Int,
-            val day = cal.get(DAY_OF_MONTH)
+                  expectedDay: Int,
-            val weekday = cal.get(DAY_OF_WEEK)
+                  expectedWeekday: Int) {
-            val date = LocalDate(year, month, day)
+            val date = LocalDate(daysSince2000)
-            val millisSince1970 = cal.timeInMillis
+            assertEquals(expectedYear, date.year)
-            val msg = "date=$year-$month-$day offset=$daysSince2000"
+            assertEquals(expectedMonth, date.month)
-
+            assertEquals(expectedDay, date.day)
-            assertEquals(msg, daysSince2000, date.daysSince2000)
+            assertEquals(expectedWeekday, date.dayOfWeek.index)
-            assertEquals(msg, year, date.year)
+            assertEquals(date, date.timestamp.localDate)
-            assertEquals(msg, month, date.month)
-            assertEquals(msg, day, date.day)
-            assertEquals(msg, weekday, date.dayOfWeek.index + 1)
-            assertEquals(msg, millisSince1970, date.timestamp.millisSince1970)
-            assertEquals(msg, date, date.timestamp.localDate)
         }
 
-        val cal = GregorianCalendar()
+        check(0, 2000, 1, 1, 6)
-        cal.timeZone = TimeZone.getTimeZone("GMT")
+        check(626, 2001, 9, 18, 2)
-        cal.set(MILLISECOND, 0)
+        check(915, 2002, 7, 4, 4)
-        cal.set(SECOND, 0)
+        check(2759, 2007, 7, 22, 0)
-        cal.set(MINUTE, 0)
+        check(2791, 2007, 8, 23, 4)
-        cal.set(HOUR_OF_DAY, 0)
+        check(6524, 2017, 11, 11, 6)
-        cal.set(DAY_OF_MONTH, 1)
+        check(7517, 2020, 7, 31, 5)
-        cal.set(MONTH, 0)
+        check(10031, 2027, 6, 19, 6)
-        cal.set(YEAR, 2000)
+        check(13091, 2035, 11, 4, 0)
-
+        check(14849, 2040, 8, 27, 1)
-        // Check all dates from year 2000 until 2400
+        check(17330, 2047, 6, 13, 4)
-        for(offset in 0..146097) {
+        check(20566, 2056, 4, 22, 6)
-            check(cal, offset)
+        check(23617, 2064, 8, 29, 5)
-            cal.add(DAY_OF_YEAR, 1)
+        check(27743, 2075, 12, 16, 1)
-        }
+        check(31742, 2086, 11, 27, 3)
+        check(36659, 2100, 5, 15, 6)
+        check(39224, 2107, 5, 24, 2)
+        check(39896, 2109, 3, 26, 2)
+        check(40819, 2111, 10, 5, 1)
+        check(43983, 2120, 6, 3, 1)
+        check(46893, 2128, 5, 22, 6)
+        check(51013, 2139, 9, 2, 3)
+        check(55542, 2152, 1, 26, 3)
+        check(58817, 2161, 1, 13, 2)
+        check(63769, 2174, 8, 5, 5)
+        check(64893, 2177, 9, 2, 2)
+        check(66840, 2183, 1, 1, 3)
+        check(68011, 2186, 3, 17, 5)
+        check(70060, 2191, 10, 26, 3)
+        check(70733, 2193, 8, 29, 4)
     }
 }

core/src/commonTest/kotlin/org/isoron/uhabits/models/CheckmarkRepositoryTest.kt

@@ -28,6 +28,7 @@ import kotlin.test.*
 class CheckmarkRepositoryTest() {
     @Test
     fun testCRUD() = asyncTest {
+        if (!DependencyResolver.supportsDatabaseTests) return@asyncTest
         val db = DependencyResolver.getDatabase()
 
         val habitA = 10

core/src/commonTest/kotlin/org/isoron/uhabits/models/HabitRepositoryTest.kt

@@ -26,6 +26,7 @@ import kotlin.test.*
 class HabitRepositoryTest() {
     @Test
     fun testCRUD() = asyncTest{
+        if (!DependencyResolver.supportsDatabaseTests) return@asyncTest
         val db = DependencyResolver.getDatabase()
         val original0 = Habit(id = 0,
                               name = "Wake up early",

core/src/commonTest/kotlin/org/isoron/uhabits/models/PreferencesRepositoryTest.kt

@@ -26,6 +26,7 @@ import kotlin.test.*
 class PreferencesRepositoryTest() {
     @Test
     fun testUsage() = asyncTest{
+        if (!DependencyResolver.supportsDatabaseTests) return@asyncTest
         val db = DependencyResolver.getDatabase()
         val prefs = PreferencesRepository(db)
         assertEquals("default", prefs.getString("non_existing_key", "default"))

core/src/iosMain/kotlin/org/isoron/platform/time/IosDates.kt

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
+ *
+ * This file is part of Loop Habit Tracker.
+ *
+ * Loop Habit Tracker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * Loop Habit Tracker is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.isoron.platform.time
+
+import platform.Foundation.*
+
+fun LocalDate.toNsDate(): NSDate {
+    val calendar = NSCalendar.calendarWithIdentifier(NSCalendarIdentifierGregorian)!!
+    val dc = NSDateComponents()
+    dc.year = year.toLong()
+    dc.month = month.toLong()
+    dc.day = day.toLong()
+    dc.hour = 13
+    dc.minute = 0
+    return calendar.dateFromComponents(dc)!!
+}
+
+class IosLocalDateFormatter(val locale: String) : LocalDateFormatter {
+
+    constructor() : this(NSLocale.preferredLanguages[0] as String)
+
+    private val fmt = NSDateFormatter()
+
+    init {
+        fmt.setLocale(NSLocale.localeWithLocaleIdentifier(locale))
+    }
+
+    override fun shortWeekdayName(date: LocalDate): String {
+        fmt.dateFormat = "EEE"
+        return fmt.stringFromDate(date.toNsDate())
+    }
+
+    override fun shortMonthName(date: LocalDate): String {
+        fmt.dateFormat = "MMM"
+        return fmt.stringFromDate(date.toNsDate())
+    }
+
+}

core/src/iosMain/kotlin/org/isoron/uhabits/IosLocaleHelper.kt

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
+ *
+ * This file is part of Loop Habit Tracker.
+ *
+ * Loop Habit Tracker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * Loop Habit Tracker is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+@file:Suppress("UNCHECKED_CAST")
+
+package org.isoron.uhabits
+
+import org.isoron.platform.io.*
+import org.isoron.uhabits.i18n.*
+import platform.Foundation.*
+
+class IosLocaleHelper(private val log: Log) : LocaleHelper {
+    override fun getStringsForCurrentLocale(): Strings {
+        val pref = NSLocale.preferredLanguages as List<String>
+        val lang = if (pref.isEmpty()) "en-US" else pref[0]
+        log.info("IosLocaleHelper", lang)
+        return when {
+            lang.startsWith("ar") -> StringsArabic()
+            lang.startsWith("ca") -> StringsCatalan()
+            lang.startsWith("cs") -> StringsCzech()
+            lang.startsWith("da") -> StringsDanish()
+            lang.startsWith("de") -> StringsGerman()
+            lang.startsWith("el") -> StringsGreek()
+            lang.startsWith("es") -> StringsSpanish()
+            lang.startsWith("fi") -> StringsFinnish()
+            lang.startsWith("fr") -> StringsFrench()
+            lang.startsWith("he") -> StringsHebrew()
+            lang.startsWith("hi") -> StringsHindi()
+            lang.startsWith("hr") -> StringsCroatian()
+            lang.startsWith("hu") -> StringsHungarian()
+            lang.startsWith("id") -> StringsIndonesian()
+            lang.startsWith("it") -> StringsItalian()
+            lang.startsWith("ja") -> StringsJapanese()
+            lang.startsWith("ko") -> StringsKorean()
+            lang.startsWith("nb") -> StringsNorwegian()
+            lang.startsWith("nl") -> StringsDutch()
+            lang.startsWith("pl") -> StringsPolish()
+            lang.startsWith("pt-BR") -> StringsPortugueseBR()
+            lang.startsWith("pt") -> StringsPortuguesePT()
+            lang.startsWith("ro") -> StringsRomanian()
+            lang.startsWith("ru") -> StringsRussian()
+            lang.startsWith("sk") -> StringsSlovak()
+            lang.startsWith("sv") -> StringsSwedish()
+            lang.startsWith("tr") -> StringsTurkish()
+            lang.startsWith("vi") -> StringsVietnamese()
+            lang.startsWith("zh-Hans") -> StringsChineseCN()
+            lang.startsWith("zh-Hant") -> StringsChineseTW()
+            else -> Strings()
+        }
+    }
+}

core/src/iosTest/kotlin/org/isoron/DependencyResolver.kt

@@ -20,12 +20,22 @@
 package org.isoron
 
 import org.isoron.platform.io.*
+import org.isoron.platform.time.*
 
 actual object DependencyResolver {
     actual suspend fun getFileOpener(): FileOpener = IosFileOpener()
 
+    actual fun getDateFormatter(locale: Locale): LocalDateFormatter {
+        return when(locale) {
+            Locale.US -> IosLocalDateFormatter("en-US")
+            Locale.JAPAN -> IosLocalDateFormatter("ja-JP")
+        }
+    }
+
     // IosDatabase and IosCanvas are currently implemented in Swift, so we
-    // cannot test these classes here.
+    // cannot test these classes here. The tests will be skipped.
     actual suspend fun getDatabase(): Database = TODO()
     actual fun getCanvasHelper(): CanvasHelper = TODO()
+    actual val supportsDatabaseTests = false
+    actual val supportsCanvasTests = false
 }

core/src/jsMain/kotlin/org/isoron/platform/time/JsDates.kt

@@ -17,17 +17,22 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-import UIKit
+package org.isoron.platform.time
 
-extension Color {
+import kotlin.js.*
-    var uicolor: UIColor {
+
-      return UIColor(red: CGFloat(self.red),
+fun LocalDate.toJsDate(): Date {
-                     green: CGFloat(self.green),
+    return Date(year, month - 1, day)
-                     blue: CGFloat(self.blue),
-                     alpha: CGFloat(self.alpha))
-    }
-    
-    var cgcolor : CGColor {
-        return uicolor.cgColor
-    }
 }
+
+class JsDateFormatter(private val locale: String) : LocalDateFormatter {
+    override fun shortWeekdayName(date: LocalDate): String {
+        val options = dateLocaleOptions { weekday = "short" }
+        return date.toJsDate().toLocaleString(locale, options)
+    }
+
+    override fun shortMonthName(date: LocalDate): String {
+        val options = dateLocaleOptions { month = "short" }
+        return date.toJsDate().toLocaleString(locale, options)
+    }
+}

core/src/jsTest/kotlin/org/isoron/DependencyResolver.kt

@@ -21,12 +21,14 @@ package org.isoron
 
 import org.isoron.platform.gui.*
 import org.isoron.platform.io.*
+import org.isoron.platform.time.*
 import org.isoron.uhabits.*
 import org.w3c.dom.*
 import kotlin.browser.*
 
 actual object DependencyResolver {
-
+    actual val supportsDatabaseTests = true
+    actual val supportsCanvasTests = true
     var fileOpener: JsFileOpener? = null
 
     actual suspend fun getFileOpener(): FileOpener {
@@ -48,6 +50,13 @@ actual object DependencyResolver {
     actual fun getCanvasHelper(): CanvasHelper {
         return JsCanvasHelper()
     }
+
+    actual fun getDateFormatter(locale: Locale): LocalDateFormatter {
+        return when(locale) {
+            Locale.US -> JsDateFormatter("en-US")
+            Locale.JAPAN -> JsDateFormatter("ja-JP")
+        }
+    }
 }
 
 class JsCanvasHelper : CanvasHelper {

core/src/jvmMain/kotlin/org/isoron/platform/time/JavaDates.kt

@@ -22,7 +22,6 @@ package org.isoron.platform.time
 import java.util.*
 import java.util.Calendar.*
 
-
 fun LocalDate.toGregorianCalendar(): GregorianCalendar {
     val cal = GregorianCalendar()
     cal.timeZone = TimeZone.getTimeZone("GMT")
@@ -36,12 +35,6 @@ fun LocalDate.toGregorianCalendar(): GregorianCalendar {
     return cal
 }
 
-fun GregorianCalendar.toLocalDate(): LocalDate {
-    return LocalDate(this.get(YEAR),
-                     this.get(MONTH) + 1,
-                     this.get(DAY_OF_MONTH))
-}
-
 class JavaLocalDateFormatter(private val locale: Locale) : LocalDateFormatter {
     override fun shortMonthName(date: LocalDate): String {
         val cal = date.toGregorianCalendar()

core/src/jvmTest/kotlin/org/isoron/DependencyResolver.kt

@@ -21,12 +21,16 @@ package org.isoron
 
 import org.isoron.platform.gui.*
 import org.isoron.platform.io.*
+import org.isoron.platform.time.*
 import org.isoron.uhabits.*
 import java.awt.image.*
 import java.io.*
 import javax.imageio.*
 
 actual object DependencyResolver {
+    actual val supportsDatabaseTests = true
+    actual val supportsCanvasTests = true
+
     actual suspend fun getFileOpener(): FileOpener = JavaFileOpener()
     actual fun getCanvasHelper(): CanvasHelper = JavaCanvasHelper()
 
@@ -42,6 +46,12 @@ actual object DependencyResolver {
         return db
     }
 
+    actual fun getDateFormatter(locale: Locale): LocalDateFormatter {
+        return when(locale) {
+            Locale.US -> JavaLocalDateFormatter(java.util.Locale.US)
+            Locale.JAPAN -> JavaLocalDateFormatter(java.util.Locale.JAPAN)
+        }
+    }
 }
 
 class JavaCanvasHelper : CanvasHelper {

ios/Application/AppDelegate.swift

@@ -32,7 +32,7 @@ import UIKit
         backend = Backend(databaseName: "uhabits.db",
                           databaseOpener: IosDatabaseOpener(withLog: log),
                           fileOpener: IosFileOpener(),
-                          localeHelper: IosLocaleHelper(NSLocale.preferredLanguages),
+                          localeHelper: IosLocaleHelper(log: log),
                           log: log,
                           scope: UIDispatcher())
         

ios/Application/Platform/IosCanvas.swift

@@ -19,6 +19,19 @@
 
 import UIKit
 
+extension Color {
+    var uicolor: UIColor {
+        return UIColor(red: CGFloat(self.red),
+                       green: CGFloat(self.green),
+                       blue: CGFloat(self.blue),
+                       alpha: CGFloat(self.alpha))
+    }
+    
+    var cgcolor : CGColor {
+        return uicolor.cgColor
+    }
+}
+
 class ComponentView : UIView {
     var component: Component?
     

ios/Application/Platform/IosDates.swift

@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
- *
- * This file is part of Loop Habit Tracker.
- *
- * Loop Habit Tracker is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Loop Habit Tracker is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-import Foundation
-
-extension LocalDate {
-    var iosDate : Date {
-        let calendar = Calendar(identifier: .gregorian)
-        var dc = DateComponents()
-        dc.year = Int(self.year)
-        dc.month = Int(self.month)
-        dc.day = Int(self.day)
-        dc.hour = 13
-        dc.minute = 0
-        return calendar.date(from: dc)!
-    }
-}
-
-extension Date {
-    var localDate : LocalDate {
-        let calendar = Calendar(identifier: .gregorian)
-        return LocalDate(year: Int32(calendar.component(.year, from: self)),
-                         month: Int32(calendar.component(.month, from: self)),
-                         day: Int32(calendar.component(.day, from: self)))
-    }
-}
-
-class IosLocalDateFormatter : NSObject, LocalDateFormatter {
-    let fmt = DateFormatter()
-    
-    override init() {
-        fmt.locale = Locale(identifier: NSLocale.preferredLanguages.first!)
-    }
-    
-    func shortMonthName(date: LocalDate) -> String {
-        fmt.dateFormat = "MMM"
-        return fmt.string(from: date.iosDate)
-    }
-    
-    func shortWeekdayName(date: LocalDate) -> String {
-        fmt.dateFormat = "EEE"
-        return fmt.string(from: date.iosDate)
-    }
-}

ios/Application/Platform/IosLocale.swift

@@ -1,64 +0,0 @@
-/*
- * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
- *
- * This file is part of Loop Habit Tracker.
- *
- * Loop Habit Tracker is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Loop Habit Tracker is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-import Foundation
-
-class IosLocaleHelper : NSObject, LocaleHelper {
-    var preferredLanguages: [String]
-    
-    init(_ preferredLanguages: [String]) {
-        self.preferredLanguages = preferredLanguages
-    }
-    
-    func getStringsForCurrentLocale() -> Strings {
-        let lang = preferredLanguages.first ?? "en-US"
-        StandardLog().debug(tag: "IosLocale", msg: lang)
-        if lang.hasPrefix("ar") { return StringsArabic() }
-        if lang.hasPrefix("fr") { return StringsFrench() }
-        if lang.hasPrefix("es") { return StringsSpanish() }
-        if lang.hasPrefix("pt-BR") { return StringsPortugueseBR() }
-        if lang.hasPrefix("pt") { return StringsPortuguesePT() }
-        if lang.hasPrefix("it") { return StringsItalian() }
-        if lang.hasPrefix("de") { return StringsGerman() }
-        if lang.hasPrefix("zh-Hans") { return StringsChineseCN() }
-        if lang.hasPrefix("zh-Hant") { return StringsChineseTW() }
-        if lang.hasPrefix("nl") { return StringsDutch() }
-        if lang.hasPrefix("ja") { return StringsJapanese() }
-        if lang.hasPrefix("ko") { return StringsKorean() }
-        if lang.hasPrefix("vi") { return StringsVietnamese() }
-        if lang.hasPrefix("ru") { return StringsRussian() }
-        if lang.hasPrefix("sv") { return StringsSwedish() }
-        if lang.hasPrefix("da") { return StringsDanish() }
-        if lang.hasPrefix("fi") { return StringsFinnish() }
-        if lang.hasPrefix("nb") { return StringsNorwegian() }
-        if lang.hasPrefix("tr") { return StringsTurkish() }
-        if lang.hasPrefix("el") { return StringsGreek() }
-        if lang.hasPrefix("id") { return StringsIndonesian() }
-        if lang.hasPrefix("hi") { return StringsHindi() }
-        if lang.hasPrefix("hu") { return StringsHungarian() }
-        if lang.hasPrefix("pl") { return StringsPolish() }
-        if lang.hasPrefix("cs") { return StringsCzech() }
-        if lang.hasPrefix("sk") { return StringsSlovak() }
-        if lang.hasPrefix("ca") { return StringsCatalan() }
-        if lang.hasPrefix("ro") { return StringsRomanian() }
-        if lang.hasPrefix("hr") { return StringsCroatian() }
-        if lang.hasPrefix("he") { return StringsHebrew() }
-        return Strings()
-    }
-}

ios/Tests/Platform/IosDatesTest.swift

@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
- *
- * This file is part of Loop Habit Tracker.
- *
- * Loop Habit Tracker is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by the
- * Free Software Foundation, either version 3 of the License, or (at your
- * option) any later version.
- *
- * Loop Habit Tracker is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-import XCTest
-import UIKit
-
-@testable import uhabits
-
-class IosDateFormatterTest : XCTestCase {
-    func testShortMonthName() {
-        let fmt = IosLocalDateFormatter()
-        let d1 = LocalDate(year: 2019, month: 3, day: 25)
-        let d2 = LocalDate(year: 2019, month: 4, day: 4)
-        let d3 = LocalDate(year: 2019, month: 5, day: 12)
-        XCTAssertEqual(fmt.shortWeekdayName(date: d1), "Mon")
-        XCTAssertEqual(fmt.shortWeekdayName(date: d2), "Thu")
-        XCTAssertEqual(fmt.shortWeekdayName(date: d3), "Sun")
-    }
-}

ios/uhabits.xcodeproj/project.pbxproj

@@ -8,7 +8,6 @@
 
 /* Begin PBXBuildFile section */
 		001592642260AE0F00D2814F /* main.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 00C0C6C92246E543003D8AF0 /* main.framework */; };
-		006EFE4E2252EA2B008464E0 /* IosLocale.swift in Sources */ = {isa = PBXBuildFile; fileRef = 006EFE4D2252EA2B008464E0 /* IosLocale.swift */; };
 		006EFE50225432B8008464E0 /* AboutScreenController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 006EFE4F225432B8008464E0 /* AboutScreenController.swift */; };
 		00A5B42822009F590024E00C /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00A5B42722009F590024E00C /* AppDelegate.swift */; };
 		00A5B42A22009F590024E00C /* MainScreenController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00A5B42922009F590024E00C /* MainScreenController.swift */; };
@@ -20,11 +19,8 @@
 		00C0C6BF22465F65003D8AF0 /* migrations in Resources */ = {isa = PBXBuildFile; fileRef = 00C0C6BC22465F65003D8AF0 /* migrations */; };
 		00C0C6CA2246E543003D8AF0 /* main.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 00C0C6C92246E543003D8AF0 /* main.framework */; };
 		00C0C6CC2246E550003D8AF0 /* main.framework in Embed Frameworks */ = {isa = PBXBuildFile; fileRef = 00C0C6C92246E543003D8AF0 /* main.framework */; settings = {ATTRIBUTES = (CodeSignOnCopy, RemoveHeadersOnCopy, ); }; };
-		00C0C6CE2246EFB3003D8AF0 /* IosExtensions.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6CD2246EFB3003D8AF0 /* IosExtensions.swift */; };
 		00C0C6D122470705003D8AF0 /* IosCanvas.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6D022470705003D8AF0 /* IosCanvas.swift */; };
 		00C0C6D92247DC13003D8AF0 /* IosCanvasTest.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6D82247DC13003D8AF0 /* IosCanvasTest.swift */; };
-		00C0C6DB2247E6B0003D8AF0 /* IosDates.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6DA2247E6B0003D8AF0 /* IosDates.swift */; };
-		00C0C6DD2247E6C4003D8AF0 /* IosDatesTest.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6DC2247E6C4003D8AF0 /* IosDatesTest.swift */; };
 		00C0C6E0224A3602003D8AF0 /* DetailScreenController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00C0C6DE224A35FC003D8AF0 /* DetailScreenController.swift */; };
 		00D48BD12200A31300CC4527 /* Launch.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 00D48BD02200A31300CC4527 /* Launch.storyboard */; };
 		00D48BD32200AC1600CC4527 /* EditHabitController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 00D48BD22200AC1600CC4527 /* EditHabitController.swift */; };
@@ -55,7 +51,6 @@
 /* End PBXCopyFilesBuildPhase section */
 
 /* Begin PBXFileReference section */
-		006EFE4D2252EA2B008464E0 /* IosLocale.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosLocale.swift; sourceTree = "<group>"; };
 		006EFE4F225432B8008464E0 /* AboutScreenController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AboutScreenController.swift; sourceTree = "<group>"; };
 		00A5B42422009F590024E00C /* uhabits.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = uhabits.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		00A5B42722009F590024E00C /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
@@ -71,11 +66,8 @@
 		00C0C6BB22465F65003D8AF0 /* databases */ = {isa = PBXFileReference; lastKnownFileType = folder; path = databases; sourceTree = "<group>"; };
 		00C0C6BC22465F65003D8AF0 /* migrations */ = {isa = PBXFileReference; lastKnownFileType = folder; path = migrations; sourceTree = "<group>"; };
 		00C0C6C92246E543003D8AF0 /* main.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = main.framework; path = ../core/build/bin/ios/mainDebugFramework/main.framework; sourceTree = "<group>"; };
-		00C0C6CD2246EFB3003D8AF0 /* IosExtensions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosExtensions.swift; sourceTree = "<group>"; };
 		00C0C6D022470705003D8AF0 /* IosCanvas.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosCanvas.swift; sourceTree = "<group>"; };
 		00C0C6D82247DC13003D8AF0 /* IosCanvasTest.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosCanvasTest.swift; sourceTree = "<group>"; };
-		00C0C6DA2247E6B0003D8AF0 /* IosDates.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosDates.swift; sourceTree = "<group>"; };
-		00C0C6DC2247E6C4003D8AF0 /* IosDatesTest.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = IosDatesTest.swift; sourceTree = "<group>"; };
 		00C0C6DE224A35FC003D8AF0 /* DetailScreenController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DetailScreenController.swift; sourceTree = "<group>"; };
 		00D48BD02200A31300CC4527 /* Launch.storyboard */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; path = Launch.storyboard; sourceTree = "<group>"; };
 		00D48BD22200AC1600CC4527 /* EditHabitController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = EditHabitController.swift; sourceTree = "<group>"; };
@@ -179,9 +171,6 @@
 			children = (
 				00C0C6D022470705003D8AF0 /* IosCanvas.swift */,
 				00C0C6A7224654A2003D8AF0 /* IosDatabase.swift */,
-				00C0C6DA2247E6B0003D8AF0 /* IosDates.swift */,
-				00C0C6CD2246EFB3003D8AF0 /* IosExtensions.swift */,
-				006EFE4D2252EA2B008464E0 /* IosLocale.swift */,
 			);
 			path = Platform;
 			sourceTree = "<group>";
@@ -191,7 +180,6 @@
 			children = (
 				00C0C6D82247DC13003D8AF0 /* IosCanvasTest.swift */,
 				00C0C6A222465365003D8AF0 /* IosDatabaseTest.swift */,
-				00C0C6DC2247E6C4003D8AF0 /* IosDatesTest.swift */,
 			);
 			path = Platform;
 			sourceTree = "<group>";
@@ -323,11 +311,8 @@
 			buildActionMask = 2147483647;
 			files = (
 				00C0C6D122470705003D8AF0 /* IosCanvas.swift in Sources */,
-				00C0C6CE2246EFB3003D8AF0 /* IosExtensions.swift in Sources */,
 				00C0C6E0224A3602003D8AF0 /* DetailScreenController.swift in Sources */,
 				00C0C6A8224654A2003D8AF0 /* IosDatabase.swift in Sources */,
-				006EFE4E2252EA2B008464E0 /* IosLocale.swift in Sources */,
-				00C0C6DB2247E6B0003D8AF0 /* IosDates.swift in Sources */,
 				00A5B42A22009F590024E00C /* MainScreenController.swift in Sources */,
 				00A5B42822009F590024E00C /* AppDelegate.swift in Sources */,
 				00D48BD32200AC1600CC4527 /* EditHabitController.swift in Sources */,
@@ -339,7 +324,6 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
-				00C0C6DD2247E6C4003D8AF0 /* IosDatesTest.swift in Sources */,
 				00C0C6D92247DC13003D8AF0 /* IosCanvasTest.swift in Sources */,
 				00C0C6A62246537E003D8AF0 /* IosDatabaseTest.swift in Sources */,
 			);