Merge pull request #2623 from DataDog/jmoskovich/rum-7956/background-launch

RUM-7956: Fix background session start reason

Author: jonathanmos

features/dd-sdk-android-rum/src/main/kotlin/com/datadog/android/rum/internal/domain/scope/RumSessionScope.kt

@@ -202,7 +202,7 @@ internal class RumSessionScope(
             lastUserInteractionNs.set(nanoTime)
         } else if (isExpired) {
             if (backgroundTrackingEnabled && (isBackgroundEvent || isSdkInitInBackground)) {
-                renewSession(nanoTime, StartReason.INACTIVITY_TIMEOUT)
+                renewSession(nanoTime, StartReason.BACKGROUND_LAUNCH)
                 lastUserInteractionNs.set(nanoTime)
             } else {
                 sessionState = State.EXPIRED

features/dd-sdk-android-rum/src/test/kotlin/com/datadog/android/rum/internal/domain/scope/RumSessionScopeTest.kt

@@ -108,7 +108,7 @@ internal class RumSessionScopeTest {
     @Forgery
     lateinit var fakeTimeInfo: TimeInfo
 
-    lateinit var fakeInitialViewEvent: RumRawEvent
+    private lateinit var fakeInitialViewEvent: RumRawEvent
 
     @Mock
     lateinit var mockSessionReplayFeatureScope: FeatureScope
@@ -419,7 +419,7 @@ internal class RumSessionScopeTest {
         assertThat(result).isSameAs(testedScope)
         assertThat(context.sessionId).isNotEqualTo(RumContext.NULL_UUID)
         assertThat(context.sessionState).isEqualTo(RumSessionScope.State.TRACKED)
-        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.INACTIVITY_TIMEOUT)
+        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.BACKGROUND_LAUNCH)
         assertThat(context.applicationId).isEqualTo(fakeParentContext.applicationId)
         assertThat(context.viewId).isEqualTo(fakeParentContext.viewId)
     }
@@ -608,7 +608,7 @@ internal class RumSessionScopeTest {
             .isNotEqualTo(initialContext.sessionId)
             .isNotEqualTo(RumContext.NULL_UUID)
         assertThat(context.sessionState).isEqualTo(RumSessionScope.State.TRACKED)
-        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.INACTIVITY_TIMEOUT)
+        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.BACKGROUND_LAUNCH)
     }
 
     @Test
@@ -631,7 +631,7 @@ internal class RumSessionScopeTest {
             .isNotEqualTo(initialContext.sessionId)
             .isNotEqualTo(RumContext.NULL_UUID)
         assertThat(context.sessionState).isEqualTo(RumSessionScope.State.TRACKED)
-        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.INACTIVITY_TIMEOUT)
+        assertThat(context.sessionStartReason).isEqualTo(RumSessionScope.StartReason.BACKGROUND_LAUNCH)
     }
 
     @Test