use environment variables for testing

Author: adamint

src/commonTest/kotlin/com.adamratzman/spotify/Common.kt

@@ -2,29 +2,29 @@
 package com.adamratzman.spotify
 
 val api = when {
-    getEnvironmentVariable("spotifyRedirectUri")?.isNotBlank() != true -> {
-        println("CLIENT ID: ${getEnvironmentVariable("clientId")}")
-        println("CLIENT SECRET: ${getEnvironmentVariable("clientSecret")}")
+    getEnvironmentVariable("SPOTIFY_REDIRECT_URI")?.isNotBlank() != true -> {
+        println("CLIENT ID: ${getEnvironmentVariable("SPOTIFY_CLIENT_ID")}")
+        println("CLIENT SECRET: ${getEnvironmentVariable("SPOTIFY_CLIENT_SECRET")}")
         spotifyAppApi {
             credentials {
-                clientId = getEnvironmentVariable("clientId")
-                clientSecret = getEnvironmentVariable("clientSecret")
+                clientId = getEnvironmentVariable("SPOTIFY_CLIENT_ID")
+                clientSecret = getEnvironmentVariable("SPOTIFY_CLIENT_SECRET")
             }
         }.build()
     }
     else -> {
-        println("CLIENT ID: ${getEnvironmentVariable("clientId")}")
-        println("CLIENT SECRET: ${getEnvironmentVariable("clientSecret")}")
-        println("REDIRECT URI: ${getEnvironmentVariable("spotifyRedirectUri")}")
-        println("TOKEN: ${getEnvironmentVariable("spotifyTokenString")}")
+        println("CLIENT ID: ${getEnvironmentVariable("SPOTIFY_CLIENT_ID")}")
+        println("CLIENT SECRET: ${getEnvironmentVariable("SPOTIFY_CLIENT_SECRET")}")
+        println("REDIRECT URI: ${getEnvironmentVariable("SPOTIFY_REDIRECT_URI")}")
+        println("TOKEN: ${getEnvironmentVariable("SPOTIFY_TOKEN_STRING")}")
         spotifyClientApi {
             credentials {
-                clientId = getEnvironmentVariable("clientId")
-                clientSecret = getEnvironmentVariable("clientSecret")
-                redirectUri = getEnvironmentVariable("spotifyRedirectUri")
+                clientId = getEnvironmentVariable("SPOTIFY_CLIENT_ID")
+                clientSecret = getEnvironmentVariable("SPOTIFY_CLIENT_SECRET")
+                redirectUri = getEnvironmentVariable("SPOTIFY_REDIRECT_URI")
             }
             authorization {
-                tokenString = getEnvironmentVariable("spotifyTokenString")
+                tokenString = getEnvironmentVariable("SPOTIFY_TOKEN_STRING")
             }
         }.build()
     }

src/jvmTest/kotlin/com/adamratzman/spotify/CommonImpl.kt

@@ -2,5 +2,5 @@
 package com.adamratzman.spotify
 
 actual fun getEnvironmentVariable(name: String): String? {
-    return System.getProperty(name) ?: System.getenv(name)
+    return System.getenv(name) ?: System.getProperty(name)
 }