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Commit e24a2c45 authored by JW Wang's avatar JW Wang
Browse files

Assert there is only one data folder created during test (1/n) 

See b/170689774#comment2.

If the assertion fails, it will log the content of the 'after' list
which gives us more information for debugging.

Bug: 170689774
Test: atest StagedRollbackTest
Change-Id: Ib4ccd1be6f39c1d4c2556cbf6a06cfdf14240220
parent 1b625091

tests/RollbackTest/StagedRollbackTest/src/com/android/tests/rollback/host/StagedRollbackTest.java

+12 −0
Original line number Diff line number Diff line
@@ -18,6 +18,8 @@ package com.android.tests.rollback.host; 


import static com.android.tests.rollback.host.WatchdogEventLogger.watchdogEventOccurred;



import static com.google.common.truth.Truth.assertThat;



import static org.junit.Assert.assertEquals;

import static org.junit.Assert.assertNull;

import static org.junit.Assert.assertTrue;
@@ -272,6 +274,8 @@ public class StagedRollbackTest extends BaseHostJUnit4Test { 
        List<String> after = getSnapshotDirectories("/data/misc_ce/0/rollback");

        // Only check directories newly created during the test

        after.removeAll(before);

        // There should be only one /data/misc_ce/0/rollback/<rollbackId> created during test

        assertThat(after).hasSize(1);

        after.forEach(dir -> assertDirectoryIsEmpty(dir));

    }
@@ -358,6 +362,8 @@ public class StagedRollbackTest extends BaseHostJUnit4Test { 
        List<String> after = getSnapshotDirectories("/data/misc/apexrollback");

        // Only check directories newly created during the test

        after.removeAll(before);

        // There should be only one /data/misc/apexrollback/<rollbackId> created during test

        assertThat(after).hasSize(1);

        after.forEach(dir -> assertDirectoryIsEmpty(dir));

    }
@@ -405,6 +411,8 @@ public class StagedRollbackTest extends BaseHostJUnit4Test { 
        List<String> after = getSnapshotDirectories("/data/misc_de/0/apexrollback");

        // Only check directories newly created during the test

        after.removeAll(before);

        // There should be only one /data/misc_de/0/apexrollback/<rollbackId> created during test

        assertThat(after).hasSize(1);

        after.forEach(dir -> assertDirectoryIsEmpty(dir));

    }
@@ -450,6 +458,8 @@ public class StagedRollbackTest extends BaseHostJUnit4Test { 
        List<String> after = getSnapshotDirectories("/data/misc_ce/0/apexrollback");

        // Only check directories newly created during the test

        after.removeAll(before);

        // There should be only one /data/misc_ce/0/apexrollback/<rollbackId> created during test

        assertThat(after).hasSize(1);

        after.forEach(dir -> assertDirectoryIsEmpty(dir));

    }
@@ -509,6 +519,8 @@ public class StagedRollbackTest extends BaseHostJUnit4Test { 
        List<String> after = getSnapshotDirectories("/data/misc_ce/0/apexrollback");

        // Only check directories newly created during the test

        after.removeAll(before);

        // There should be only one /data/misc_ce/0/apexrollback/<rollbackId> created during test

        assertThat(after).hasSize(1);

        // Expire all rollbacks and check CE snapshot directories are deleted

        runPhase("testCleanUp");

        for (String dir : after) {