From 515ff33ba3d7c7e24e8b2f6196c2400b27343810 Mon Sep 17 00:00:00 2001
From: Oleg Koretsky <test.radiokot@gmail.com>
Date: Mon, 20 Jan 2020 16:29:18 +0200
Subject: [PATCH] Made NetworkParams serializable

---
 .../kotlin/org/tokend/wallet/NetworkParams.kt  |  5 ++++-
 .../org/tokend/wallet_test/NetworkParams.kt    | 18 ++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/main/kotlin/org/tokend/wallet/NetworkParams.kt b/src/main/kotlin/org/tokend/wallet/NetworkParams.kt
index 7175d1d..965f7ff 100644
--- a/src/main/kotlin/org/tokend/wallet/NetworkParams.kt
+++ b/src/main/kotlin/org/tokend/wallet/NetworkParams.kt
@@ -1,6 +1,7 @@
 package org.tokend.wallet
 
 import org.tokend.wallet.utils.Hashing
+import java.io.Serializable
 import java.math.BigDecimal
 import java.math.MathContext
 import java.math.RoundingMode
@@ -9,7 +10,7 @@ import java.util.*
 /**
  * Holds network-specific parameters.
  */
-class NetworkParams {
+class NetworkParams: Serializable {
     /**
      * Passphrase of the network
      */
@@ -82,6 +83,8 @@ class NetworkParams {
     }
 
     companion object {
+        const val serialVersionUID = 5677019745177892600L
+
         /**
          * Default amount precision in TokenD.
          */
diff --git a/src/test/kotlin/org/tokend/wallet_test/NetworkParams.kt b/src/test/kotlin/org/tokend/wallet_test/NetworkParams.kt
index 85666ae..17841c2 100644
--- a/src/test/kotlin/org/tokend/wallet_test/NetworkParams.kt
+++ b/src/test/kotlin/org/tokend/wallet_test/NetworkParams.kt
@@ -3,6 +3,10 @@ package org.tokend.wallet_test
 import org.junit.Assert
 import org.junit.Test
 import org.tokend.wallet.NetworkParams
+import java.io.ByteArrayInputStream
+import java.io.ByteArrayOutputStream
+import java.io.ObjectInputStream
+import java.io.ObjectOutputStream
 import java.math.BigDecimal
 import java.util.*
 
@@ -30,4 +34,18 @@ class NetworkParams {
 
         Assert.assertTrue((calculated - actual) in (correction - 1..correction + 1))
     }
+
+    @Test
+    fun serialization() {
+        val networkParams = NetworkParams("Test phrase", 10, 42)
+        val byteArrayOutputStream = ByteArrayOutputStream()
+        ObjectOutputStream(byteArrayOutputStream).writeObject(networkParams)
+        val inputStream = ByteArrayInputStream(byteArrayOutputStream.toByteArray())
+        val pn = ObjectInputStream(inputStream).readObject() as NetworkParams
+
+        Assert.assertEquals(networkParams.passphrase, pn.passphrase)
+        Assert.assertEquals(networkParams.precision, pn.precision)
+        Assert.assertEquals(networkParams.timeOffsetSeconds, pn.timeOffsetSeconds)
+        Assert.assertArrayEquals(networkParams.networkId, pn.networkId)
+    }
 }
\ No newline at end of file