feat: Integrate Mokkery and Turbine into KMP testing framework (#4845)

core/common/src/commonMain/kotlin/org/meshtastic/core/common/UiPreferences.kt

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.common
+
+import kotlinx.coroutines.flow.StateFlow
+
+@Suppress("TooManyFunctions")
+interface UiPreferences {
+    val appIntroCompleted: StateFlow<Boolean>
+    val theme: StateFlow<Int>
+    val locale: StateFlow<String>
+    val nodeSort: StateFlow<Int>
+    val includeUnknown: StateFlow<Boolean>
+    val excludeInfrastructure: StateFlow<Boolean>
+    val onlyOnline: StateFlow<Boolean>
+    val onlyDirect: StateFlow<Boolean>
+    val showIgnored: StateFlow<Boolean>
+    val excludeMqtt: StateFlow<Boolean>
+
+    fun setLocale(languageTag: String)
+
+    fun setAppIntroCompleted(completed: Boolean)
+
+    fun setTheme(value: Int)
+
+    fun setNodeSort(value: Int)
+
+    fun setIncludeUnknown(value: Boolean)
+
+    fun setExcludeInfrastructure(value: Boolean)
+
+    fun setOnlyOnline(value: Boolean)
+
+    fun setOnlyDirect(value: Boolean)
+
+    fun setShowIgnored(value: Boolean)
+
+    fun setExcludeMqtt(value: Boolean)
+
+    fun shouldProvideNodeLocation(nodeNum: Int): StateFlow<Boolean>
+
+    fun setShouldProvideNodeLocation(nodeNum: Int, provide: Boolean)
+}

core/common/src/commonTest/kotlin/org/meshtastic/core/common/MokkeryIntegrationTest.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2026 Meshtastic LLC
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+package org.meshtastic.core.common
+
+import dev.mokkery.answering.returns
+import dev.mokkery.every
+import dev.mokkery.mock
+import dev.mokkery.verify
+import io.kotest.matchers.shouldBe
+import kotlin.test.Test
+
+interface SimpleInterface {
+    fun doSomething(input: String): Int
+}
+
+class MokkeryIntegrationTest {
+
+    @Test
+    fun testMokkeryAndKotestIntegration() {
+        val mock = mock<SimpleInterface>()
+
+        every { mock.doSomething("hello") } returns 42
+
+        val result = mock.doSomething("hello")
+
+        result shouldBe 42
+
+        verify { mock.doSomething("hello") }
+    }
+}