zcash-android-wallet-sdk/demo-app/src/androidTest/java/cash/z/wallet/sdk/sample/demoapp/preference/MockPreferenceProvider.kt

27 lines
927 B
Kotlin

package cash.z.wallet.sdk.sample.demoapp.preference
import cash.z.ecc.android.sdk.demoapp.preference.api.PreferenceProvider
import cash.z.ecc.android.sdk.demoapp.preference.model.entry.Key
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.flowOf
/**
* @param mutableMapFactory Emits a new mutable map. Thread safety depends on the factory implementation.
*/
class MockPreferenceProvider(mutableMapFactory: () -> MutableMap<String, String?> = { mutableMapOf() }) :
PreferenceProvider {
private val map = mutableMapFactory()
override suspend fun getString(key: Key) = map[key.key]
// For the mock implementation, does not support observability of changes
override fun observe(key: Key): Flow<Unit> = flowOf(Unit)
override suspend fun hasKey(key: Key) = map.containsKey(key.key)
override suspend fun putString(key: Key, value: String?) {
map[key.key] = value
}
}