Fix test for mac.

app/src/test/java/org/thoughtcrime/securesms/crypto/storage/TextSecureIdentityKeyStoreTest.kt

@@ -2,6 +2,7 @@ package org.thoughtcrime.securesms.crypto.storage
 
 import android.content.Context
 import junit.framework.Assert.assertEquals
+import org.junit.Before
 import org.junit.Test
 import org.mockito.Mockito.`when`
 import org.mockito.Mockito.mock
@@ -12,6 +13,7 @@ import org.thoughtcrime.securesms.database.model.IdentityStoreRecord
 import org.whispersystems.libsignal.IdentityKey
 import org.whispersystems.libsignal.SignalProtocolAddress
 import org.whispersystems.libsignal.ecc.ECPublicKey
+import org.whispersystems.signalservice.test.LibSignalLibraryUtil.assumeLibSignalSupportedOnOS
 
 class TextSecureIdentityKeyStoreTest {
 
@@ -19,6 +21,11 @@ class TextSecureIdentityKeyStoreTest {
     private const val ADDRESS = "address1"
   }
 
+  @Before
+  fun ensureNativeSupported() {
+    assumeLibSignalSupportedOnOS()
+  }
+
   @Test
   fun `getIdentity() hits disk on first retrieve but not the second`() {
     val mockDb = mock(IdentityDatabase::class.java)