Updated on 2026-08-14

core/featuretoggles/src/main/java/com/tangem/core/featuretoggle/FeatureToggle.kt

@@ -1,12 +0,0 @@
-package com.tangem.core.featuretoggle
-
-/**
- * Feature toggle
- *
-[REDACTED_AUTHOR]
- */
-interface FeatureToggle {
-
-    /** Feature toggle name */
-    val name: String
-}

core/featuretoggles/src/main/kotlin/com/tangem/core/featuretoggle/contract/Version.kt

@@ -1,5 +1,6 @@
 package com.tangem.core.featuretoggle.contract
 
+import androidx.annotation.VisibleForTesting
 import timber.log.Timber
 
 /**
@@ -23,6 +24,11 @@ internal class Version private constructor(value: String) : Comparable<Version>
         fix = versions.getOrNull(index = FIX_VERSION_POSITION)
     }
 
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    constructor(major: Int, minor: Int, fix: Int? = null) : this(
+        value = "$major.$minor${if (fix != null) ".$fix" else ""}",
+    )
+
     override fun compareTo(other: Version): Int {
         var result = major.compareTo(other.major)
         if (result == 0) result = minor.compareTo(other.minor)
@@ -41,6 +47,15 @@ internal class Version private constructor(value: String) : Comparable<Version>
         return getOrNull(index) ?: error("Invalid version")
     }
 
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getMajorVersion() = major
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getMinorVersion() = minor
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getFixVersion() = fix
+
     companion object {
         private const val MAJOR_VERSION_POSITION = 0
         private const val MINOR_VERSION_POSITION = 1
@@ -55,7 +70,7 @@ internal class Version private constructor(value: String) : Comparable<Version>
             return try {
                 Version(value)
             } catch (exception: Exception) {
-                Timber.e(exception, "Version %s is null", value)
+                Timber.e(exception, "Invalid version - %s", value)
                 return null
             }
         }

core/featuretoggles/src/main/kotlin/com/tangem/core/featuretoggle/manager/DevFeatureTogglesManager.kt

@@ -1,7 +1,7 @@
 package com.tangem.core.featuretoggle.manager
 
+import androidx.annotation.VisibleForTesting
 import com.squareup.moshi.JsonAdapter
-import com.tangem.core.featuretoggle.FeatureToggle
 import com.tangem.core.featuretoggle.storage.FeatureTogglesStorage
 import com.tangem.core.featuretoggle.utils.associateToggles
 import com.tangem.core.featuretoggle.version.VersionProvider
@@ -42,7 +42,7 @@ internal class DevFeatureTogglesManager(
             .toMutableMap()
     }
 
-    override fun isFeatureEnabled(toggle: FeatureToggle): Boolean = featureTogglesMap.any { it.key == toggle.name }
+    override fun isFeatureEnabled(name: String): Boolean = featureTogglesMap.any { it.key == name }
 
     override fun getFeatureToggles(): Map<String, Boolean> = featureTogglesMap
 
@@ -51,4 +51,9 @@ internal class DevFeatureTogglesManager(
         featureTogglesMap[name] = isEnabled
         appPreferenceStorage.featureToggles = jsonAdapter.toJson(featureTogglesMap)
     }
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun setFeatureToggles(map: MutableMap<String, Boolean>) {
+        featureTogglesMap = map
+    }
 }

core/featuretoggles/src/main/kotlin/com/tangem/core/featuretoggle/manager/FeatureTogglesManager.kt

@@ -1,7 +1,5 @@
 package com.tangem.core.featuretoggle.manager
 
-import com.tangem.core.featuretoggle.FeatureToggle
-
 /**
  * Component for getting information about the availability of feature toggles
  *
@@ -12,6 +10,6 @@ interface FeatureTogglesManager {
     /** Initialize manager */
     suspend fun init()
 
-    /** Check feature toggle [toggle] availability */
-    fun isFeatureEnabled(toggle: FeatureToggle): Boolean
+    /** Check feature toggle availability by name [name] */
+    fun isFeatureEnabled(name: String): Boolean
 }

core/featuretoggles/src/main/kotlin/com/tangem/core/featuretoggle/manager/ProdFeatureTogglesManager.kt

@@ -1,6 +1,6 @@
 package com.tangem.core.featuretoggle.manager
 
-import com.tangem.core.featuretoggle.FeatureToggle
+import androidx.annotation.VisibleForTesting
 import com.tangem.core.featuretoggle.storage.FeatureTogglesStorage
 import com.tangem.core.featuretoggle.utils.associateToggles
 import com.tangem.core.featuretoggle.version.VersionProvider
@@ -25,5 +25,13 @@ internal class ProdFeatureTogglesManager(
             .associateToggles(currentVersion = versionProvider.get() ?: "")
     }
 
-    override fun isFeatureEnabled(toggle: FeatureToggle): Boolean = featureToggles.any { it.key == toggle.name }
+    override fun isFeatureEnabled(name: String): Boolean = featureToggles.any { it.key == name }
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getProdFeatureToggles() = featureToggles
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun setProdFeatureToggles(map: Map<String, Boolean>) {
+        featureToggles = map
+    }
 }

core/featuretoggles/src/main/kotlin/com/tangem/core/featuretoggle/storage/LocalFeatureTogglesStorage.kt

@@ -1,5 +1,6 @@
 package com.tangem.core.featuretoggle.storage
 
+import androidx.annotation.VisibleForTesting
 import com.squareup.moshi.JsonAdapter
 import com.tangem.core.featuretoggle.storage.LocalFeatureTogglesStorage.Companion.LOCAL_CONFIG_PATH
 import com.tangem.datasource.asset.AssetReader
@@ -29,6 +30,12 @@ internal class LocalFeatureTogglesStorage(
             .onFailure { Timber.e(LocalFeatureTogglesStorage::class.java.name, "Failed to parse $LOCAL_CONFIG_PATH") }
     }
 
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getConfigPath() = LOCAL_CONFIG_PATH
+
+    @VisibleForTesting(otherwise = VisibleForTesting.NONE)
+    fun getFeatureToggles(): Iterable<FeatureToggle> = featureToggles
+
     private companion object {
         const val LOCAL_CONFIG_PATH: String = "configs/feature_toggles_config"
     }