Pass correct install user when creating sessions

This CL passes the correct install user when creating sessions in
StagingManager and effectively reverts ag/6901350.

Add a test to ensure b/129397974 is not regressed as described in
b/158222747#comment11.

Fix: 129744602
Fix: 158222747
Test: atest MultiUserRollbackTest#testStagedRollback
Change-Id: I718992240aa76898ff9e4220ea6a769ee8cd61f5
diff --git a/tests/RollbackTest/Android.bp b/tests/RollbackTest/Android.bp
index a23df92..4f5a305 100644
--- a/tests/RollbackTest/Android.bp
+++ b/tests/RollbackTest/Android.bp
@@ -53,6 +53,9 @@
     name: "MultiUserRollbackTest",
     srcs: ["MultiUserRollbackTest/src/**/*.java"],
     libs: ["tradefed"],
+    static_libs: [
+        "frameworks-base-hostutils",
+    ],
     test_suites: ["general-tests"],
     test_config: "MultiUserRollbackTest.xml",
 }
diff --git a/tests/RollbackTest/MultiUserRollbackTest/src/com/android/tests/rollback/host/MultiUserRollbackTest.java b/tests/RollbackTest/MultiUserRollbackTest/src/com/android/tests/rollback/host/MultiUserRollbackTest.java
index 42b886f..f160847 100644
--- a/tests/RollbackTest/MultiUserRollbackTest/src/com/android/tests/rollback/host/MultiUserRollbackTest.java
+++ b/tests/RollbackTest/MultiUserRollbackTest/src/com/android/tests/rollback/host/MultiUserRollbackTest.java
@@ -24,6 +24,7 @@
 
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -40,6 +41,9 @@
     private static final long SWITCH_USER_COMPLETED_NUMBER_OF_POLLS = 60;
     private static final long SWITCH_USER_COMPLETED_POLL_INTERVAL_IN_MILLIS = 1000;
 
+    @Rule
+    public AbandonSessionsRule mHostTestRule = new AbandonSessionsRule(this);
+
     @After
     public void tearDown() throws Exception {
         removeSecondaryUserIfNecessary();
@@ -59,6 +63,30 @@
         runPhaseForUsers("testBasic", mSecondaryUserId);
     }
 
+    /**
+     * Tests staged install/rollback works correctly on the 2nd user.
+     */
+    @Test
+    public void testStagedRollback() throws Exception {
+        runPhaseForUsers("testStagedRollback_Phase1", mSecondaryUserId);
+        getDevice().reboot();
+
+        // Need to unlock the user for device tests to run successfully
+        getDevice().startUser(mSecondaryUserId);
+        awaitUserUnlocked(mSecondaryUserId);
+        runPhaseForUsers("testStagedRollback_Phase2", mSecondaryUserId);
+        getDevice().reboot();
+
+        getDevice().startUser(mSecondaryUserId);
+        awaitUserUnlocked(mSecondaryUserId);
+        runPhaseForUsers("testStagedRollback_Phase3", mSecondaryUserId);
+        getDevice().reboot();
+
+        getDevice().startUser(mSecondaryUserId);
+        awaitUserUnlocked(mSecondaryUserId);
+        runPhaseForUsers("testStagedRollback_Phase4", mSecondaryUserId);
+    }
+
     @Test
     public void testMultipleUsers() throws Exception {
         runPhaseForUsers("testMultipleUsersInstallV1", mOriginalUserId, mSecondaryUserId);
diff --git a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/MultiUserRollbackTest.java b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/MultiUserRollbackTest.java
index 8641f4d..5d133a4 100644
--- a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/MultiUserRollbackTest.java
+++ b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/MultiUserRollbackTest.java
@@ -115,4 +115,32 @@
         assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(1);
         InstallUtils.processUserData(TestApp.A);
     }
+
+    @Test
+    public void testStagedRollback_Phase1() throws Exception {
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(-1);
+        Install.single(TestApp.A1).setStaged().commit();
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(-1);
+    }
+
+    @Test
+    public void testStagedRollback_Phase2() throws Exception {
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(1);
+        Install.single(TestApp.A2).setStaged().setEnableRollback().commit();
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(1);
+    }
+
+    @Test
+    public void testStagedRollback_Phase3() throws Exception {
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(2);
+        RollbackInfo rollback = RollbackUtils.waitForAvailableRollback(TestApp.A);
+        assertThat(rollback).packagesContainsExactly(Rollback.from(TestApp.A2).to(TestApp.A1));
+        RollbackUtils.rollback(rollback.getRollbackId());
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(2);
+    }
+
+    @Test
+    public void testStagedRollback_Phase4() {
+        assertThat(InstallUtils.getInstalledVersion(TestApp.A)).isEqualTo(1);
+    }
 }