Fix snakeCaseToCamelCase localization issues

build.gradle

@@ -1,7 +1,7 @@
 buildscript {
     ext {
         // App version
-        versionName = '2.0.1'
+        versionName = '2.0.2'
         versionCode = 1
 
         // SDK and tools

substrate-sdk-android/src/main/java/io/novasama/substrate_sdk_android/extensions/Kotlin.kt

@@ -4,6 +4,7 @@ import io.novasama.substrate_sdk_android.hash.isNegative
 import java.math.BigInteger
 import java.nio.ByteBuffer
 import java.nio.ByteOrder
+import java.util.Locale
 
 inline fun <T, R> Iterable<T>.tryFindNonNull(transform: (T) -> R?): R? {
     for (item in this) {
@@ -108,7 +109,7 @@ fun ByteArray.split(divider: ByteArray): List<ByteArray> {
 internal fun String.snakeCaseToCamelCase(): String {
     return split("_").mapIndexed { index, segment ->
         if (index > 0) { // do not capitalize first segment
-            segment.capitalize()
+            segment.capitalize(Locale.ROOT)
         } else {
             segment
         }

substrate-sdk-android/src/main/java/io/novasama/substrate_sdk_android/runtime/definitions/types/generics/ExtrinsicExt.kt

@@ -2,6 +2,7 @@ package io.novasama.substrate_sdk_android.runtime.definitions.types.generics
 
 import io.novasama.substrate_sdk_android.encrypt.EncryptionType
 import io.novasama.substrate_sdk_android.runtime.definitions.types.composite.DictEnum
+import java.util.Locale
 
 class MultiSignature(val encryptionType: EncryptionType, val value: ByteArray)
 
@@ -16,7 +17,7 @@ fun Extrinsic.Signature.tryExtractMultiSignature(): MultiSignature? {
 }
 
 private val EncryptionType.multiSignatureName
-    get() = rawName.capitalize()
+    get() = rawName.capitalize(Locale.ROOT)
 
 fun MultiSignature.prepareForEncoding(): Any {
     return DictEnum.Entry(encryptionType.multiSignatureName, value)

substrate-sdk-android/src/test/java/io/novasama/substrate_sdk_android/extensions/SnakeToCamelCaseTest.kt

@@ -1,18 +1,27 @@
 package io.novasama.substrate_sdk_android.extensions
 
-import org.junit.Assert.*
+import org.junit.Assert.assertEquals
 import org.junit.Test
+import java.util.Locale
 
 class SnakeToCamelCaseTest {
 
     @Test
-    fun test() {
+    fun shouldPerformConversion() {
         runTest("", "")
         runTest("test", "test")
         runTest("one_two", "oneTwo")
         runTest("one_two_three", "oneTwoThree")
     }
 
+    @Test
+    fun shouldIgnoreLocale() {
+        // turkish languages is one of those who has exotic rules for letter capitalization, specifically for letter 'i'
+        Locale.setDefault(Locale("tr"))
+
+        runTest("fund_index", "fundIndex")
+    }
+
     private fun runTest(
         origin: String,
         expected: String