Write unit tests for SongListViewModel

Author: rivaldi8

android/app/build.gradle.kts

@@ -260,6 +260,9 @@ android {
         implementation(libs.firebase.crashlytics)
 
         // Testing
+        testImplementation(libs.kotest)
+        testImplementation(libs.mockk)
+        testImplementation(libs.kotlinx.coroutinesTest)
         androidTestImplementation(libs.androidx.runner)
         androidTestImplementation(libs.androidx.rules)
         androidTestImplementation(libs.androidx.core.ktx)

android/app/src/test/java/com/simplecityapps/creationFunctions.kt

@@ -0,0 +1,50 @@
+package com.simplecityapps
+
+import com.simplecityapps.shuttle.model.MediaProviderType
+import com.simplecityapps.shuttle.model.Song
+import kotlinx.datetime.Instant
+import kotlinx.datetime.LocalDate
+
+fun createSong(
+    id: Long = 1,
+    name: String = "song-name",
+    albumArtist: String = "album-artist",
+    album: String = "album-name",
+    track: Int = 1,
+    duration: Int = 1,
+    date: LocalDate = LocalDate(2024, 2, 11),
+    playCount: Int = 0,
+    lastPlayed: Instant? = Instant.fromEpochSeconds(1),
+    lastCompleted: Instant? = Instant.fromEpochSeconds(1),
+    mediaProvider: MediaProviderType = MediaProviderType.Shuttle,
+) = Song(
+    id = id,
+    name = name,
+    albumArtist = albumArtist,
+    artists = emptyList(),
+    album = album,
+    track = track,
+    disc = 1,
+    duration = duration,
+    date = date,
+    genres = emptyList(),
+    path = "/path/to/song",
+    size = 1,
+    mimeType = "ogg",
+    lastModified = Instant.fromEpochSeconds(1),
+    lastPlayed = lastPlayed,
+    lastCompleted = lastCompleted,
+    playCount = playCount,
+    playbackPosition = 1,
+    blacklisted = false,
+    externalId = null,
+    mediaProvider = mediaProvider,
+    replayGainTrack = null,
+    replayGainAlbum = null,
+    lyrics = null,
+    grouping = null,
+    bitRate = null,
+    bitDepth = null,
+    sampleRate = null,
+    channelCount = null,
+)