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Merge "libsnapshot: Fix vts_libsnapshot_test"

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Treehugger Robot 2022-03-19 00:14:27 +00:00 • committed by Gerrit Code Review
commit 5d2c849c73
1 changed files with 26 additions and 2 deletions
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28
fs_mgr/libsnapshot/snapshot_test.cpp
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@ -2411,8 +2411,15 @@ TEST_F(SnapshotUpdateTest, QueryStatusError) {
// fit in super, but not |prd|.
constexpr uint64_t partition_size = 3788_KiB;
SetSize(sys_, partition_size);
SetSize(vnd_, partition_size);
SetSize(prd_, 18_MiB);
AddOperationForPartitions({sys_});
// Make sure |prd| does not fit in super at all. On VABC, this means we
// fake an extra large COW for |vnd| to fill up super.
vnd_->set_estimate_cow_size(30_MiB);
prd_->set_estimate_cow_size(30_MiB);
AddOperationForPartitions();
// Execute the update.
ASSERT_TRUE(sm->BeginUpdate());
@ -2422,8 +2429,25 @@ TEST_F(SnapshotUpdateTest, QueryStatusError) {
GTEST_SKIP() << "Test does not apply to userspace snapshots";
}
ASSERT_TRUE(WriteSnapshotAndHash("sys_b"));
// Test that partitions prioritize using space in super.
auto tgt = MetadataBuilder::New(*opener_, "super", 1);
ASSERT_NE(tgt, nullptr);
ASSERT_NE(nullptr, tgt->FindPartition("sys_b-cow"));
ASSERT_NE(nullptr, tgt->FindPartition("vnd_b-cow"));
ASSERT_EQ(nullptr, tgt->FindPartition("prd_b-cow"));
// Write some data to target partitions.
for (const auto& name : {"sys_b", "vnd_b", "prd_b"}) {
ASSERT_TRUE(WriteSnapshotAndHash(name));
}
// Assert that source partitions aren't affected.
for (const auto& name : {"sys_a", "vnd_a", "prd_a"}) {
ASSERT_TRUE(IsPartitionUnchanged(name));
}
ASSERT_TRUE(sm->FinishedSnapshotWrites(false));
ASSERT_TRUE(UnmapAll());
class DmStatusFailure final : public DeviceMapperWrapper {