Fixes buffers not being added in the correct position, adds tests

lib/src/main/java/de/kuschku/libquassel/quassel/syncables/BufferViewConfig.kt

@@ -26,6 +26,7 @@ import de.kuschku.libquassel.quassel.syncables.interfaces.IBufferViewConfig
 import de.kuschku.libquassel.session.SignalProxy
 import de.kuschku.libquassel.util.flag.hasFlag
 import de.kuschku.libquassel.util.helper.clampOf
+import de.kuschku.libquassel.util.irc.IrcCaseMappers
 import io.reactivex.Observable
 import io.reactivex.subjects.BehaviorSubject
 
@@ -327,12 +328,12 @@ class BufferViewConfig constructor(
 
   fun insertBufferSorted(info: BufferInfo, bufferSyncer: BufferSyncer) {
     if (!_buffers.contains(info.bufferId)) {
-      val position = if (_sortAlphabetically) {
-        val sortedBuffers = _buffers.mapNotNull { bufferSyncer.bufferInfo(it)?.bufferName }
-        -sortedBuffers.binarySearch(info.bufferName)
-      } else {
-        _buffers.size
-      }
+      val element = IrcCaseMappers.unicode.toLowerCaseNullable(info.bufferName)
+      val position =
+        if (_sortAlphabetically) -_buffers.mapNotNull {
+          IrcCaseMappers.unicode.toLowerCaseNullable(bufferSyncer.bufferInfo(it)?.bufferName)
+        }.binarySearch(element) - 1
+        else _buffers.size
       requestAddBuffer(info.bufferId, position)
     }
   }

lib/src/test/java/de/kuschku/libquassel/integration/BufferViewConfigTest.kt

@@ -0,0 +1,54 @@
+/*
+ * Quasseldroid - Quassel client for Android
+ *
+ * Copyright (c) 2019 Janne Mareike Koschinski
+ * Copyright (c) 2019 The Quassel Project
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 3 as published
+ * by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package de.kuschku.libquassel.integration
+
+import de.kuschku.libquassel.protocol.BufferId
+import de.kuschku.libquassel.protocol.QType
+import de.kuschku.libquassel.protocol.QVariant_
+import de.kuschku.libquassel.protocol.Type
+import de.kuschku.libquassel.util.TestSession
+import de.kuschku.libquassel.util.setupTestSession
+import de.kuschku.libquassel.util.with
+import org.junit.Before
+import org.junit.Test
+
+class BufferViewConfigTest {
+  lateinit var session: TestSession
+
+  @Before
+  fun setUp() {
+    session = setupTestSession()
+  }
+
+  // Test positioning of added channel
+  @Test
+  fun addChannelAutomatically() = session.with {
+    val bufferViewConfig = bufferViewManager.bufferViewConfig(0)!!
+
+    ensure {
+      bufferViewConfig.insertBufferSorted(bufferSyncer.bufferInfo(BufferId(4))!!, bufferSyncer)
+    }.does {
+      callSync(bufferViewConfig, "requestAddBuffer", listOf(
+        QVariant_.of(BufferId(4), QType.BufferId),
+        QVariant_.of(2, Type.Int)
+      ))
+    }
+  }
+}

lib/src/test/java/de/kuschku/libquassel/util/SetupTests.kt

@@ -32,6 +32,15 @@ fun TestSession.with(f: TestSession.() -> Unit) = f.invoke(this)
 fun withTestSession(f: TestSession.() -> Unit) = f.invoke(setupTestSession())
 
 fun setupTestSession() = TestSession().provideTestData {
+  bufferViewConfigs = listOf(
+    buildBufferViewConfig(0) {
+      setBufferViewName("All Chats")
+      addBuffer(BufferId(1), 0)
+      addBuffer(BufferId(2), 1)
+      addBuffer(BufferId(3), 2)
+    }
+  )
+
   identities = listOf(
     buildIdentity(IdentityId(1)) {
       setIdentityName("Default Identity")

lib/src/test/java/de/kuschku/libquassel/util/TestSession.kt

@@ -219,6 +219,13 @@ class TestSession : ProtocolHandler({ throw it }), ISession {
     synchronize(network)
   }
 
+  fun addBufferViewConfig(bufferViewConfig: BufferViewConfig, initialize: Boolean = false) {
+    if (!initialize)
+      bufferViewConfig.initialized = true
+    bufferViewManager.addBufferViewConfig(bufferViewConfig)
+    synchronize(bufferViewConfig)
+  }
+
   override fun removeNetwork(networkId: NetworkId) {
     val network = networks.remove(networkId)
     stopSynchronize(network)
@@ -244,6 +251,13 @@ class TestSession : ProtocolHandler({ throw it }), ISession {
     return identity
   }
 
+  fun buildBufferViewConfig(bufferViewConfigId: Int,
+                            f: (BufferViewConfig.() -> Unit)? = null): BufferViewConfig {
+    val bufferViewConfig = BufferViewConfig(bufferViewConfigId, proxy)
+    f?.invoke(bufferViewConfig)
+    return bufferViewConfig
+  }
+
   data class BufferTestData(
     val bufferInfo: BufferInfo,
     val activity: Message_Types = Message_Type.of(),
@@ -254,11 +268,17 @@ class TestSession : ProtocolHandler({ throw it }), ISession {
 
   data class TestData(
     val session: TestSession,
+    var bufferViewConfigs: List<BufferViewConfig> = emptyList(),
     var networks: List<Network> = emptyList(),
     var identities: List<Identity> = emptyList(),
     var buffers: List<BufferTestData> = emptyList(),
     var aliases: List<IAliasManager.Alias> = emptyList()
   ) {
+    fun buildBufferViewConfig(bufferViewConfigId: Int,
+                              f: (BufferViewConfig.() -> Unit)? = null): BufferViewConfig {
+      return session.buildBufferViewConfig(bufferViewConfigId, f)
+    }
+
     fun buildNetwork(networkId: NetworkId, f: (Network.() -> Unit)? = null): Network {
       return session.buildNetwork(networkId, f)
     }
@@ -287,6 +307,9 @@ class TestSession : ProtocolHandler({ throw it }), ISession {
   fun provideTestData(f: TestData.() -> Unit): TestSession {
     val data = TestData(this)
     f.invoke(data)
+    for (bufferViewConfig in data.bufferViewConfigs) {
+      addBufferViewConfig(bufferViewConfig)
+    }
     for (network in data.networks) {
       addNetwork(network)
     }