Move debounceDelayMillis to a constant class field

app/src/main/java/ch/protonmail/android/activities/messageDetails/MessageRenderer.kt

@@ -44,6 +44,8 @@ import javax.inject.Inject
 import kotlin.math.pow
 import kotlin.math.sqrt
 
+private const val DEBOUNCE_DELAY_MILLIS = 500L
+
 /**
  * A class that will inline the images in the message's body.
  * Implement [CoroutineScope] by the constructor scope
@@ -81,7 +83,7 @@ internal class MessageRenderer(
             imageCompressor.send(embeddedImages)
             // Workaround that ignore values for the next half second, since ViewModel is emitting
             // too many times
-            delay(debounceDelayMillis)
+            delay(DEBOUNCE_DELAY_MILLIS)
         }
     }
 
@@ -225,10 +227,6 @@ internal class MessageRenderer(
             MessageRenderer(dispatchers, messageDirectory(messageId), documentParser, imageDecoder, scope)
     }
 
-    companion object {
-
-        const val debounceDelayMillis = 500L
-    }
 }
 
 // region constants

app/src/main/java/ch/protonmail/android/mailbox/presentation/MailboxActivity.kt

@@ -827,12 +827,12 @@ class MailboxActivity :
         val mailboxLocation = mailboxLocationMain.value
         menu.findItem(R.id.empty).isVisible =
             mailboxLocation in listOf(
-                MessageLocationType.DRAFT,
-                MessageLocationType.SPAM,
-                MessageLocationType.TRASH,
-                MessageLocationType.LABEL,
-                MessageLocationType.LABEL_FOLDER
-            )
+            MessageLocationType.DRAFT,
+            MessageLocationType.SPAM,
+            MessageLocationType.TRASH,
+            MessageLocationType.LABEL,
+            MessageLocationType.LABEL_FOLDER
+        )
         return super.onPrepareOptionsMenu(menu)
     }
 

app/src/main/java/ch/protonmail/android/views/messagesList/MailboxItemView.kt

@@ -20,6 +20,7 @@ package ch.protonmail.android.views.messagesList
 
 import android.content.Context
 import android.graphics.Color
+import android.util.AttributeSet
 import android.util.TypedValue
 import android.view.View
 import android.view.ViewGroup

app/src/test/java/ch/protonmail/android/activities/messageDetails/MessageRendererTest.kt

@@ -107,6 +107,7 @@ internal class MessageRendererTest : CoroutinesTest {
 
             val count = 2
             val consumer: (String) -> Unit = mockk(relaxed = true)
+            val expectedDebounceTime = 500L
 
             with(renderer) {
                 launch(Unconfined) {
@@ -114,7 +115,7 @@ internal class MessageRendererTest : CoroutinesTest {
                 }
                 repeat(count) {
                     images.offer(mockEmbeddedImages)
-                    advanceTimeBy(MessageRenderer.debounceDelayMillis)
+                    advanceTimeBy(expectedDebounceTime)
                 }
                 advanceUntilIdle()
                 renderedBody.close()