Test widget background type mapping

app/src/main/kotlin/io/homeassistant/companion/android/widgets/entity/EntityWidgetConfigureActivity.kt

@@ -342,6 +342,9 @@ class EntityWidgetConfigureActivity : BaseWidgetConfigureActivity<StaticWidgetEn
             throw IllegalStateException("Selected entity is unknown on server")
         }
 
+        val selectedBackgroundOption = binding.backgroundType.selectedItem as String? ?: ""
+        val selectedBackgroundType = WidgetUtils.getWidgetBackgroundType(this, selectedBackgroundOption)
+
         return StaticWidgetEntity(
             id = appWidgetId,
             serverId = serverId,
@@ -363,14 +366,8 @@ class EntityWidgetConfigureActivity : BaseWidgetConfigureActivity<StaticWidgetEn
                 0 -> WidgetTapAction.TOGGLE
                 else -> WidgetTapAction.REFRESH
             },
-            backgroundType = when (binding.backgroundType.selectedItem as String?) {
-                getString(commonR.string.widget_background_type_dynamiccolor) -> WidgetBackgroundType.DYNAMICCOLOR
-                getString(commonR.string.widget_background_type_transparent) -> WidgetBackgroundType.TRANSPARENT
-                else -> WidgetBackgroundType.DAYNIGHT
-            },
-            textColor = if (binding.backgroundType.selectedItem as String? ==
-                getString(commonR.string.widget_background_type_transparent)
-            ) {
+            backgroundType = selectedBackgroundType,
+            textColor = if (selectedBackgroundType == WidgetBackgroundType.TRANSPARENT) {
                 getHexForColor(
                     if (binding.textColorWhite.isChecked) {
                         android.R.color.white

app/src/test/kotlin/io/homeassistant/companion/android/widgets/common/WidgetUtilsTest.kt

@@ -0,0 +1,55 @@
+package io.homeassistant.companion.android.widgets.common
+
+import androidx.test.core.app.ApplicationProvider
+import dagger.hilt.android.testing.HiltTestApplication
+import io.homeassistant.companion.android.common.R
+import io.homeassistant.companion.android.database.widget.WidgetBackgroundType
+import org.junit.Assert.assertEquals
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+
+@RunWith(RobolectricTestRunner::class)
+@Config(application = HiltTestApplication::class)
+class WidgetUtilsTest {
+    private val context = ApplicationProvider.getApplicationContext<HiltTestApplication>()
+
+    @Test
+    fun `Given dynamic color background option when getting widget background type then returns dynamic color`() {
+        assertWidgetBackgroundType(
+            context.getString(R.string.widget_background_type_dynamiccolor),
+            WidgetBackgroundType.DYNAMICCOLOR,
+        )
+    }
+
+    @Test
+    fun `Given transparent background option when getting widget background type then returns transparent`() {
+        assertWidgetBackgroundType(
+            context.getString(R.string.widget_background_type_transparent),
+            WidgetBackgroundType.TRANSPARENT,
+        )
+    }
+
+    @Test
+    fun `Given day night background option when getting widget background type then returns day night`() {
+        assertWidgetBackgroundType(
+            context.getString(R.string.widget_background_type_daynight),
+            WidgetBackgroundType.DAYNIGHT,
+        )
+    }
+
+    @Test
+    fun `Given unknown background option when getting widget background type then returns day night`() {
+        assertWidgetBackgroundType("unknown", WidgetBackgroundType.DAYNIGHT)
+    }
+
+    private fun assertWidgetBackgroundType(
+        selectedOption: String,
+        expectedType: WidgetBackgroundType,
+    ) {
+        val result = WidgetUtils.getWidgetBackgroundType(context, selectedOption)
+
+        assertEquals(expectedType, result)
+    }
+}